Average spill - March 2026

Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/01/2026 01 15.0 0.0 0.0 28.0 0.0 0.0 37.9 9.8 25.9 167.8 10.2 6.1 171.5 0.0 0.0 182.4 0.0 0.0
02 14.3 0.0 0.0 14.1 0.0 0.0 37.8 9.8 25.9 167.9 10.2 6.1 168.6 0.0 0.0 182.4 0.0 0.0
03 14.2 0.0 0.0 13.4 0.0 0.0 37.7 9.8 26.0 167.6 10.2 6.1 168.6 0.0 0.0 182.8 0.0 0.0
04 14.3 0.0 0.0 13.4 0.0 0.0 37.7 9.7 25.7 167.9 10.2 6.1 170.5 0.0 0.0 184.0 0.0 0.0
05 16.7 0.1 0.6 14.7 0.5 3.4 37.6 9.6 25.5 167.4 10.1 6.0 187.6 0.0 0.0 185.5 0.0 0.0
06 35.1 7.0 19.9 35.7 8.1 22.7 36.4 8.4 23.1 167.0 10.3 6.2 189.0 0.0 0.0 186.3 0.0 0.0
07 47.4 7.0 14.8 47.4 8.4 17.7 36.5 8.5 23.3 167.4 10.3 6.2 185.4 0.0 0.0 184.8 0.0 0.0
08 47.7 7.0 14.7 47.8 8.3 17.4 36.7 8.6 23.4 167.1 10.3 6.2 186.8 0.0 0.0 185.0 0.0 0.0
09 47.4 6.6 13.9 48.2 8.3 17.2 36.5 8.3 22.7 167.0 10.3 6.2 176.5 0.0 0.0 163.8 0.0 0.0
10 41.0 0.0 0.0 40.2 0.1 0.2 28.2 0.0 0.0 167.0 10.3 6.2 176.3 0.0 0.0 160.8 0.0 0.0
11 40.8 0.0 0.0 40.0 0.0 0.0 28.1 0.0 0.0 167.0 10.4 6.2 177.8 0.0 0.0 159.2 0.0 0.0
12 29.7 0.0 0.0 27.3 0.0 0.0 28.1 0.0 0.0 166.9 10.3 6.2 175.2 0.0 0.0 159.1 0.0 0.0
13 26.8 0.0 0.0 26.8 0.0 0.0 28.0 0.0 0.0 167.1 10.3 6.2 173.2 0.0 0.0 158.9 0.0 0.0
14 27.1 0.0 0.0 27.3 0.0 0.0 28.2 0.0 0.0 166.9 10.3 6.2 177.3 0.0 0.0 159.2 0.0 0.0
15 26.9 0.0 0.0 27.0 0.0 0.0 28.1 0.0 0.0 166.5 10.3 6.2 175.2 0.0 0.0 158.7 0.0 0.0
16 27.5 0.0 0.0 28.0 0.0 0.0 28.1 0.0 0.0 166.4 10.3 6.2 172.7 0.0 0.0 160.2 0.0 0.0
17 40.5 0.0 0.0 40.7 0.0 0.0 28.1 0.0 0.0 166.7 10.3 6.2 175.3 0.0 0.0 170.0 0.0 0.0
18 41.4 0.0 0.0 41.0 0.0 0.0 28.1 0.0 0.0 166.7 10.3 6.2 175.7 0.0 0.0 170.9 0.0 0.0
19 40.7 0.0 0.0 40.5 0.0 0.0 28.0 0.0 0.0 167.4 10.3 6.2 174.7 0.0 0.0 170.3 0.0 0.0
20 40.8 0.0 0.0 40.5 0.0 0.0 28.0 0.0 0.0 167.7 10.3 6.1 174.7 0.0 0.0 170.5 0.0 0.0
21 40.3 0.0 0.0 39.8 0.0 0.0 27.8 0.0 0.0 167.7 10.2 6.1 182.5 0.0 0.0 176.3 0.0 0.0
22 30.8 0.0 0.0 28.7 0.0 0.0 28.8 1.0 3.5 167.2 10.2 6.1 188.2 0.0 0.0 176.5 0.0 0.0
23 26.8 0.0 0.0 27.5 0.0 0.0 32.7 4.9 15.0 167.2 10.2 6.1 189.7 0.0 0.0 176.5 0.0 0.0
24 27.6 0.0 0.0 27.8 0.0 0.0 32.8 4.9 14.9 167.7 10.2 6.1 184.0 0.0 0.0 176.9 0.0 0.0
24-hour average 31.71.22.7 31.91.43.3 31.93.910.6 167.210.36.1 178.20.00.0 172.50.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/02/2026 01 27.6 0.0 0.0 27.6 0.0 0.0 32.7 4.9 15.0 167.5 10.3 6.1 176.8 0.0 0.0 176.7 0.0 0.0
02 27.8 0.0 0.0 27.7 0.0 0.0 32.8 4.9 14.9 167.5 10.3 6.1 176.8 0.0 0.0 171.7 0.0 0.0
03 27.7 0.0 0.0 27.6 0.0 0.0 32.8 4.9 14.9 167.3 10.3 6.2 174.0 0.0 0.0 170.7 0.0 0.0
04 27.5 0.0 0.0 27.5 0.0 0.0 32.7 4.9 15.0 167.3 10.3 6.2 174.0 0.0 0.0 170.4 0.0 0.0
05 28.2 0.0 0.0 28.3 0.0 0.0 32.7 4.9 15.0 167.6 10.3 6.1 177.1 0.0 0.0 170.1 0.0 0.0
06 40.6 0.0 0.0 41.2 0.0 0.0 32.8 4.9 14.9 167.5 10.3 6.1 196.9 0.0 0.0 176.6 0.0 0.0
07 41.2 0.0 0.0 41.7 0.0 0.0 32.8 4.9 14.9 163.2 10.3 6.3 195.2 0.0 0.0 176.6 0.0 0.0
08 40.8 0.0 0.0 40.6 0.0 0.0 32.8 4.9 14.9 149.3 10.4 7.0 200.7 0.0 0.0 176.2 0.0 0.0
09 28.5 0.0 0.0 28.1 0.0 0.0 32.7 4.9 15.0 166.8 10.3 6.2 175.9 0.0 0.0 176.0 0.0 0.0
10 28.0 0.0 0.0 27.8 0.0 0.0 32.7 4.9 15.0 166.7 10.4 6.2 177.3 0.0 0.0 175.7 0.0 0.0
11 27.5 0.0 0.0 26.7 0.0 0.0 32.7 4.9 15.0 166.1 10.3 6.2 165.2 0.0 0.0 175.1 0.0 0.0
12 27.5 0.0 0.0 26.8 0.0 0.0 32.7 4.9 15.0 166.6 10.3 6.2 164.9 0.0 0.0 176.1 0.0 0.0
13 27.3 0.0 0.0 26.2 0.0 0.0 32.6 4.9 15.0 166.6 10.3 6.2 163.6 0.0 0.0 175.3 0.0 0.0
14 27.3 0.0 0.0 27.1 0.0 0.0 32.7 4.9 15.0 166.1 10.3 6.2 166.3 0.0 0.0 176.8 0.0 0.0
15 27.5 0.0 0.0 27.2 0.0 0.0 32.8 4.9 14.9 166.8 10.3 6.2 166.3 0.0 0.0 177.4 0.0 0.0
16 27.9 0.0 0.0 27.8 0.0 0.0 32.8 4.9 14.9 166.3 10.3 6.2 165.5 0.0 0.0 177.9 0.0 0.0
17 41.5 0.0 0.0 41.2 0.0 0.0 32.8 4.9 14.9 166.4 10.3 6.2 190.1 0.0 0.0 179.5 0.0 0.0
18 41.3 0.0 0.0 41.0 0.0 0.0 32.8 4.9 14.9 167.2 10.3 6.2 190.4 0.0 0.0 178.4 0.0 0.0
19 41.3 0.0 0.0 41.1 0.0 0.0 32.8 4.9 14.9 167.5 10.3 6.1 190.0 0.0 0.0 178.5 0.0 0.0
20 40.9 0.0 0.0 41.8 0.0 0.0 32.8 4.9 14.9 167.1 10.3 6.2 189.0 0.0 0.0 177.8 0.0 0.0
21 40.6 0.0 0.0 42.0 0.0 0.0 32.8 4.9 14.9 167.0 10.2 6.1 187.6 0.0 0.0 177.9 0.0 0.0
22 40.2 0.0 0.0 42.5 0.0 0.0 32.8 4.9 14.9 167.3 10.2 6.1 175.3 0.0 0.0 177.7 0.0 0.0
23 40.0 0.0 0.0 42.1 0.0 0.0 32.9 4.9 14.9 165.5 10.2 6.2 177.6 0.0 0.0 177.7 0.0 0.0
24 27.5 0.0 0.0 27.7 0.0 0.0 32.8 4.9 14.9 164.9 10.2 6.2 174.3 0.0 0.0 176.6 0.0 0.0
24-hour average 33.20.00.0 33.30.00.0 32.84.915.0 165.910.36.2 178.80.00.0 176.00.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/03/2026 01 27.0 0.0 0.0 27.0 0.0 0.0 32.8 4.9 14.9 165.5 10.2 6.2 172.3 0.0 0.0 177.0 0.0 0.0
02 27.0 0.0 0.0 26.9 0.0 0.0 32.7 4.9 15.0 165.3 10.1 6.1 173.0 0.0 0.0 177.4 0.0 0.0
03 26.8 0.0 0.0 26.8 0.0 0.0 32.6 4.9 15.0 165.3 10.1 6.1 172.1 0.0 0.0 177.0 0.0 0.0
04 27.0 0.0 0.0 26.7 0.0 0.0 32.7 4.9 15.0 165.4 10.1 6.1 172.3 0.0 0.0 177.5 0.0 0.0
05 27.5 0.0 0.0 27.8 0.0 0.0 32.7 4.9 15.0 165.6 10.1 6.1 171.7 0.0 0.0 178.9 0.0 0.0
06 41.9 0.0 0.0 41.8 0.0 0.0 32.8 4.9 14.9 165.3 10.1 6.1 187.7 0.0 0.0 178.7 0.0 0.0
07 41.8 0.0 0.0 42.5 0.0 0.0 32.9 4.9 14.9 165.5 10.1 6.1 187.3 0.0 0.0 179.3 0.0 0.0
08 41.3 0.0 0.0 41.8 0.0 0.0 32.8 4.9 14.9 165.5 10.1 6.1 188.1 0.0 0.0 178.9 0.0 0.0
09 28.1 0.0 0.0 28.2 0.0 0.0 32.7 4.9 15.0 165.5 10.1 6.1 189.9 0.0 0.0 178.4 0.0 0.0
10 27.4 0.0 0.0 27.2 0.0 0.0 32.7 4.9 15.0 165.1 10.1 6.1 171.8 0.0 0.0 158.8 0.0 0.0
11 27.4 0.0 0.0 27.2 0.0 0.0 32.7 4.9 15.0 165.2 10.1 6.1 161.8 0.0 0.0 157.1 0.0 0.0
12 27.4 0.0 0.0 27.6 0.0 0.0 32.8 4.9 14.9 164.9 10.1 6.1 162.7 0.0 0.0 157.0 0.0 0.0
13 27.6 0.0 0.0 27.8 0.0 0.0 32.8 4.9 14.9 165.0 10.1 6.1 163.3 0.0 0.0 156.8 0.0 0.0
14 27.4 0.0 0.0 27.4 0.0 0.0 32.8 4.9 14.9 165.4 10.1 6.1 162.8 0.0 0.0 156.7 0.0 0.0
15 27.6 0.0 0.0 27.6 0.0 0.0 32.8 4.9 14.9 165.3 10.1 6.1 162.7 0.0 0.0 156.9 0.0 0.0
16 27.3 0.0 0.0 27.1 --- --- 32.8 4.9 14.9 165.4 10.1 6.1 161.0 0.0 0.0 156.0 0.0 0.0
17 28.1 0.0 0.0 28.3 0.0 0.0 32.9 4.9 14.9 164.8 10.1 6.1 173.5 0.0 0.0 158.4 0.0 0.0
18 40.1 0.0 0.0 44.8 0.0 0.0 32.8 4.9 14.9 165.5 10.1 6.1 181.4 0.0 0.0 179.2 0.0 0.0
19 45.4 0.0 0.0 47.8 0.0 0.0 32.8 4.9 14.9 165.9 10.1 6.1 184.7 0.0 0.0 181.3 0.0 0.0
20 47.0 0.0 0.0 49.0 0.0 0.0 34.7 6.8 19.6 165.6 10.1 6.1 192.4 0.0 0.0 180.9 0.0 0.0
21 41.2 0.0 0.0 41.1 0.0 0.0 37.9 9.9 26.1 165.3 10.1 6.1 183.9 0.0 0.0 182.9 0.0 0.0
22 40.5 0.0 0.0 41.1 0.0 0.0 37.9 10.1 26.6 165.3 10.0 6.0 171.0 0.0 0.0 181.2 0.0 0.0
23 40.7 0.0 0.0 41.8 0.0 0.0 37.8 10.0 26.5 165.5 10.0 6.0 171.9 0.0 0.0 182.7 0.0 0.0
24 28.5 0.0 0.0 28.1 0.0 0.0 37.9 10.1 26.6 165.4 10.0 6.0 172.4 0.0 0.0 182.4 0.0 0.0
24-hour average 33.00.00.0 33.50.00.0 33.75.817.1 165.410.16.1 174.70.00.0 172.10.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/04/2026 01 27.4 0.0 0.0 27.6 0.0 0.0 37.6 9.8 26.1 165.3 10.0 6.0 172.7 0.0 0.0 183.2 0.0 0.0
02 27.2 0.0 0.0 27.4 0.0 0.0 37.5 9.8 26.1 165.6 10.0 6.0 170.9 0.0 0.0 183.3 0.0 0.0
03 27.2 0.0 0.0 27.6 0.0 0.0 37.5 9.7 25.9 165.6 10.0 6.0 171.8 0.0 0.0 183.5 0.0 0.0
04 27.8 0.0 0.0 27.9 0.0 0.0 37.2 9.4 25.3 165.1 10.0 6.1 169.8 0.0 0.0 183.5 0.0 0.0
05 41.7 0.0 0.0 42.0 0.1 0.2 37.2 9.5 25.5 165.2 10.0 6.1 179.6 0.0 0.0 182.3 0.0 0.0
06 41.9 0.0 0.0 44.7 8.6 19.2 37.4 9.6 25.7 165.4 10.0 6.0 195.8 0.0 0.0 184.2 0.0 0.0
07 41.5 0.0 0.0 41.3 8.6 20.8 37.4 9.7 25.9 164.2 10.0 6.1 193.2 0.0 0.0 182.5 0.0 0.0
08 41.6 0.0 0.0 41.9 8.6 20.5 37.4 9.6 25.7 164.2 10.0 6.1 194.6 0.0 0.0 183.6 0.0 0.0
09 28.8 0.0 0.0 39.0 8.4 21.5 37.6 9.8 26.1 164.5 10.0 6.1 176.3 0.0 0.0 178.4 0.0 0.0
10 28.2 0.0 0.0 29.8 0.0 0.0 37.5 9.8 26.1 164.5 10.0 6.1 176.8 0.0 0.0 146.0 0.0 0.0
11 27.5 0.0 0.0 29.5 0.0 0.0 37.2 9.6 25.8 155.7 1.4 0.9 169.9 0.0 0.0 145.1 0.0 0.0
12 27.5 0.0 0.0 29.5 0.0 0.0 37.3 9.6 25.7 154.7 0.0 0.0 167.1 0.0 0.0 147.4 0.0 0.0
13 27.5 0.0 0.0 30.4 0.0 0.0 37.3 9.4 25.2 154.8 0.0 0.0 174.0 0.0 0.0 148.2 0.0 0.0
14 28.4 0.0 0.0 29.5 0.0 0.0 37.2 9.3 25.0 154.6 0.0 0.0 167.7 0.0 0.0 147.7 0.0 0.0
15 27.1 0.0 0.0 29.0 0.0 0.0 37.1 9.3 25.1 153.5 0.0 0.0 164.4 0.0 0.0 146.6 0.0 0.0
16 28.2 0.0 0.0 29.7 0.0 0.0 37.1 9.1 24.5 153.9 0.0 0.0 169.1 0.0 0.0 147.3 0.0 0.0
17 42.6 0.0 0.0 44.6 0.0 0.0 37.3 9.1 24.4 154.6 0.0 0.0 174.4 0.0 0.0 173.9 0.0 0.0
18 42.4 0.0 0.0 44.0 0.0 0.0 37.4 9.3 24.9 155.8 0.0 0.0 187.9 0.0 0.0 177.7 0.0 0.0
19 42.6 0.0 0.0 44.1 0.0 0.0 37.4 9.3 24.9 155.8 0.0 0.0 187.9 0.0 0.0 178.1 0.0 0.0
20 42.4 0.0 0.0 44.2 0.0 0.0 37.4 9.4 25.1 154.7 0.0 0.0 186.6 0.0 0.0 177.9 0.0 0.0
21 41.6 0.0 0.0 42.8 0.0 0.0 37.4 9.5 25.4 154.1 0.0 0.0 184.3 0.0 0.0 176.3 0.0 0.0
22 28.0 0.0 0.0 28.0 0.0 0.0 37.4 9.5 25.4 154.2 0.0 0.0 151.4 0.0 0.0 154.2 0.0 0.0
23 27.3 0.0 0.0 27.4 0.0 0.0 37.3 9.3 24.9 154.4 0.0 0.0 151.2 0.0 0.0 156.0 0.0 0.0
24 27.1 0.0 0.0 27.0 0.0 0.0 37.1 9.2 24.8 154.5 0.0 0.0 150.1 0.0 0.0 154.8 0.0 0.0
24-hour average 33.10.00.0 34.51.43.4 37.39.525.4 159.04.22.6 174.50.00.0 167.60.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/05/2026 01 27.1 0.0 0.0 27.0 0.0 0.0 37.0 9.1 24.6 155.0 0.0 0.0 150.1 0.0 0.0 153.8 0.0 0.0
02 27.2 0.0 0.0 27.0 0.0 0.0 36.8 8.9 24.2 155.1 0.0 0.0 150.7 0.0 0.0 155.4 0.0 0.0
03 27.6 0.0 0.0 27.0 0.0 0.0 36.9 8.9 24.1 155.0 0.0 0.0 149.4 0.0 0.0 154.6 0.0 0.0
04 44.5 0.0 0.0 27.6 0.0 0.0 36.8 8.7 23.6 155.0 0.0 0.0 151.2 0.0 0.0 156.8 0.0 0.0
05 53.4 0.0 0.0 29.4 0.0 0.0 36.6 8.6 23.5 155.0 0.0 0.0 171.4 0.0 0.0 158.3 0.0 0.0
06 53.9 0.0 0.0 54.1 0.0 0.0 36.6 8.6 23.5 155.6 0.0 0.0 185.4 0.0 0.0 179.5 0.0 0.0
07 54.0 0.0 0.0 54.7 0.0 0.0 36.9 8.9 24.1 155.5 0.0 0.0 183.6 0.0 0.0 180.8 0.0 0.0
08 53.5 0.0 0.0 55.5 0.0 0.0 37.0 9.1 24.6 155.1 0.0 0.0 181.0 0.0 0.0 177.6 0.0 0.0
09 46.0 0.0 0.0 56.3 0.0 0.0 37.0 9.2 24.9 154.6 0.0 0.0 166.0 0.0 0.0 176.3 0.0 0.0
10 32.1 0.0 0.0 46.2 0.0 0.0 37.4 9.5 25.4 155.8 0.0 0.0 161.6 0.0 0.0 175.1 0.0 0.0
11 30.6 0.0 0.0 30.9 0.0 0.0 37.3 9.5 25.5 155.4 0.0 0.0 152.3 0.0 0.0 153.1 0.0 0.0
12 30.7 0.0 0.0 30.8 0.0 0.0 37.2 9.3 25.0 155.6 0.0 0.0 155.1 0.0 0.0 155.3 0.0 0.0
13 30.1 0.0 0.0 30.6 0.0 0.0 37.3 9.4 25.2 155.7 0.0 0.0 152.6 0.0 0.0 153.9 0.0 0.0
14 30.0 0.0 0.0 30.7 0.0 0.0 37.2 9.2 24.7 155.3 0.0 0.0 148.5 0.0 0.0 145.9 0.0 0.0
15 30.0 0.0 0.0 30.7 0.0 0.0 37.2 9.1 24.5 155.3 0.0 0.0 148.5 0.0 0.0 145.4 0.0 0.0
16 31.2 0.0 0.0 30.8 0.2 0.6 37.1 9.1 24.5 155.0 0.0 0.0 147.5 0.0 0.0 144.4 0.0 0.0
17 54.8 0.0 0.0 46.1 0.2 0.4 37.0 9.0 24.3 155.2 0.0 0.0 183.6 0.0 0.0 179.1 0.0 0.0
18 55.6 0.0 0.0 55.3 0.0 0.0 37.4 9.2 24.6 155.2 0.0 0.0 199.0 0.0 0.0 193.5 0.0 0.0
19 55.1 0.0 0.0 54.8 0.0 0.0 37.5 9.5 25.3 155.9 0.0 0.0 195.4 0.0 0.0 190.8 0.0 0.0
20 55.1 0.0 0.0 54.3 0.0 0.0 37.5 9.6 25.6 155.4 0.0 0.0 200.3 0.0 0.0 189.1 0.0 0.0
21 54.8 0.0 0.0 54.2 0.0 0.0 37.8 9.8 25.9 155.3 0.0 0.0 202.8 0.0 0.0 189.7 0.0 0.0
22 45.4 0.0 0.0 41.4 0.0 0.0 37.9 10.0 26.4 154.5 0.0 0.0 183.8 0.0 0.0 184.9 0.0 0.0
23 28.5 0.0 0.0 31.0 0.0 0.0 37.9 9.9 26.1 154.3 0.0 0.0 182.6 0.0 0.0 181.6 0.0 0.0
24 27.5 0.0 0.0 30.5 0.0 0.0 37.8 9.8 25.9 154.6 0.0 0.0 162.7 0.0 0.0 174.9 0.0 0.0
24-hour average 40.80.00.0 39.90.00.0 37.29.224.8 155.20.00.0 169.40.00.0 168.70.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/06/2026 01 27.3 0.0 0.0 30.2 0.0 0.0 37.8 9.8 25.9 154.7 0.0 0.0 159.6 0.0 0.0 157.9 0.0 0.0
02 27.5 0.0 0.0 30.0 0.0 0.0 37.7 9.7 25.7 155.2 0.0 0.0 159.5 0.0 0.0 157.7 0.0 0.0
03 27.4 0.0 0.0 30.1 0.0 0.0 37.5 9.6 25.6 155.1 0.0 0.0 159.8 0.0 0.0 157.9 0.0 0.0
04 27.8 0.0 0.0 30.7 0.0 0.0 37.5 9.5 25.3 155.5 0.0 0.0 162.6 0.0 0.0 158.8 0.0 0.0
05 40.6 0.2 0.5 40.3 0.0 0.0 37.3 9.4 25.2 155.8 0.1 0.1 171.7 0.0 0.0 166.9 0.0 0.0
06 54.6 7.1 13.0 54.9 8.3 15.1 37.5 9.5 25.3 165.1 9.3 5.6 199.9 0.0 0.0 188.3 0.0 0.0
07 54.5 7.1 13.0 54.0 8.7 16.1 37.7 9.8 26.0 165.3 9.3 5.6 200.8 0.0 0.0 189.3 0.0 0.0
08 53.6 7.0 13.1 40.2 8.8 21.9 37.9 10.0 26.4 165.0 9.4 5.7 184.9 0.0 0.0 186.9 0.0 0.0
09 44.4 6.8 15.3 40.0 8.8 22.0 37.9 9.9 26.1 164.9 9.3 5.6 185.3 0.0 0.0 189.2 0.0 0.0
10 28.2 0.0 0.0 31.0 0.0 0.0 37.9 10.0 26.4 161.8 6.1 3.8 184.0 0.0 0.0 188.1 0.0 0.0
11 27.9 0.0 0.0 31.0 0.0 0.0 37.7 9.8 26.0 155.5 0.0 0.0 169.5 0.0 0.0 172.5 0.0 0.0
12 27.8 0.0 0.0 30.7 0.0 0.0 37.6 9.7 25.8 155.7 0.0 0.0 154.9 0.0 0.0 137.0 0.0 0.0
13 27.9 0.0 0.0 31.2 0.0 0.0 40.5 5.7 14.1 155.5 0.0 0.0 153.8 0.0 0.0 134.6 0.0 0.0
14 27.9 0.0 0.0 30.9 0.0 0.0 41.0 0.0 0.0 155.5 0.0 0.0 149.8 0.0 0.0 134.7 0.0 0.0
15 27.8 0.0 0.0 30.9 0.0 0.0 41.0 0.0 0.0 155.4 0.0 0.0 148.7 0.0 0.0 133.8 0.0 0.0
16 28.0 0.0 0.0 31.2 0.0 0.0 41.1 0.0 0.0 155.5 0.0 0.0 152.1 0.0 0.0 134.9 0.0 0.0
17 29.2 0.0 0.0 32.7 0.0 0.0 41.2 0.0 0.0 155.1 0.0 0.0 155.0 0.0 0.0 150.4 0.0 0.0
18 54.6 0.0 0.0 45.1 0.0 0.0 41.1 0.0 0.0 155.3 0.0 0.0 180.0 0.0 0.0 179.8 0.0 0.0
19 55.2 0.0 0.0 54.3 0.0 0.0 41.0 0.0 0.0 155.4 0.0 0.0 182.0 0.0 0.0 183.3 0.0 0.0
20 55.4 0.0 0.0 57.2 0.0 0.0 41.0 0.0 0.0 155.6 0.0 0.0 180.8 0.0 0.0 181.5 0.0 0.0
21 55.2 0.0 0.0 57.5 0.0 0.0 41.0 0.0 0.0 155.3 0.0 0.0 182.0 0.0 0.0 181.6 0.0 0.0
22 45.3 0.0 0.0 55.7 0.0 0.0 41.0 0.0 0.0 155.2 0.0 0.0 181.2 0.0 0.0 181.0 0.0 0.0
23 44.5 0.0 0.0 54.2 0.0 0.0 40.9 0.0 0.0 155.1 0.0 0.0 181.2 0.0 0.0 181.4 0.0 0.0
24 29.0 0.0 0.0 44.2 0.0 0.0 40.9 0.0 0.0 155.4 0.0 0.0 162.6 0.0 0.0 179.8 0.0 0.0
24-hour average 38.41.22.3 40.31.43.1 39.35.113.5 157.21.81.1 170.90.00.0 167.00.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/07/2026 01 27.7 0.0 0.0 34.4 0.0 0.0 40.9 0.0 0.0 154.1 0.0 0.0 160.1 0.0 0.0 160.8 0.0 0.0
02 27.6 0.0 0.0 30.7 0.0 0.0 41.0 0.0 0.0 155.1 0.0 0.0 161.0 0.0 0.0 160.0 0.0 0.0
03 27.6 0.0 0.0 29.8 0.0 0.0 41.0 0.0 0.0 155.2 0.0 0.0 159.3 0.0 0.0 160.0 0.0 0.0
04 28.4 0.0 0.0 30.3 0.0 0.0 41.0 0.0 0.0 154.9 0.0 0.0 158.4 0.0 0.0 159.8 0.0 0.0
05 41.7 0.5 1.2 44.2 0.0 0.0 41.3 0.0 0.0 155.0 0.0 0.0 170.3 0.0 0.0 161.1 0.0 0.0
06 48.9 7.5 15.3 44.4 0.0 0.0 41.2 0.0 0.0 154.9 0.0 0.0 189.6 0.0 0.0 175.0 0.0 0.0
07 48.8 7.5 15.4 44.4 0.0 0.0 41.2 0.0 0.0 154.7 0.0 0.0 190.3 0.0 0.0 176.1 0.0 0.0
08 49.7 7.3 14.7 44.7 0.0 0.0 41.3 0.0 0.0 154.5 0.0 0.0 191.1 0.0 0.0 177.5 0.0 0.0
09 49.5 7.4 14.9 44.4 0.0 0.0 41.1 0.0 0.0 154.0 0.0 0.0 161.3 0.0 0.0 153.6 0.0 0.0
10 46.3 0.0 0.0 44.1 0.0 0.0 41.2 0.0 0.0 153.8 0.0 0.0 150.3 0.0 0.0 152.7 0.0 0.0
11 33.2 0.0 0.0 44.1 0.0 0.0 41.2 0.0 0.0 153.7 0.0 0.0 150.2 0.0 0.0 152.0 0.0 0.0
12 32.8 0.0 0.0 40.3 0.0 0.0 41.3 0.0 0.0 153.1 0.0 0.0 152.0 0.0 0.0 151.2 0.0 0.0
13 32.6 0.0 0.0 36.1 0.0 0.0 41.2 0.0 0.0 153.2 0.0 0.0 150.7 0.0 0.0 149.6 0.0 0.0
14 32.3 0.0 0.0 35.6 0.0 0.0 41.0 0.0 0.0 157.3 4.2 2.7 149.4 0.0 0.0 149.0 0.0 0.0
15 32.5 0.0 0.0 35.5 0.0 0.0 41.1 0.0 0.0 163.5 10.5 6.4 150.3 0.0 0.0 149.7 0.0 0.0
16 32.5 0.0 0.0 36.3 0.0 0.0 41.2 0.0 0.0 172.3 19.0 11.0 150.8 0.0 0.0 148.7 0.0 0.0
17 33.4 0.0 0.0 41.0 0.0 0.0 41.2 0.0 0.0 174.6 21.0 12.0 169.8 0.0 0.0 162.0 0.0 0.0
18 40.1 0.0 0.0 41.3 0.0 0.0 41.0 0.0 0.0 174.6 21.1 12.1 189.5 0.0 0.0 184.6 0.0 0.0
19 41.2 0.0 0.0 41.0 0.0 0.0 41.1 0.0 0.0 175.2 21.1 12.0 191.6 0.0 0.0 187.6 0.0 0.0
20 41.4 0.0 0.0 41.3 0.0 0.0 41.1 0.0 0.0 175.4 21.0 12.0 192.7 0.0 0.0 187.2 0.0 0.0
21 41.5 0.0 0.0 41.5 0.0 0.0 41.2 0.0 0.0 175.1 21.1 12.1 194.0 0.0 0.0 188.4 0.0 0.0
22 41.6 0.0 0.0 41.6 0.0 0.0 41.1 0.0 0.0 174.9 21.0 12.0 193.1 0.0 0.0 188.5 0.0 0.0
23 41.3 0.0 0.0 41.3 0.0 0.0 41.0 0.0 0.0 174.2 20.8 11.9 190.9 0.0 0.0 185.3 0.0 0.0
24 41.0 0.0 0.0 41.0 0.0 0.0 41.1 0.0 0.0 175.2 20.7 11.8 164.6 0.0 0.0 163.9 0.0 0.0
24-hour average 38.11.32.6 39.60.00.0 41.10.00.0 162.48.44.8 170.10.00.0 166.00.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/08/2026 01 29.3 0.0 0.0 31.8 0.0 0.0 41.0 0.0 0.0 174.9 20.7 11.8 155.5 0.0 0.0 156.4 0.0 0.0
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
03 27.6 0.0 0.0 30.2 0.0 0.0 41.0 0.0 0.0 174.9 20.8 11.9 149.5 0.0 0.0 149.5 0.0 0.0
04 27.7 0.0 0.0 30.1 0.0 0.0 41.0 0.0 0.0 175.0 20.7 11.8 151.2 0.0 0.0 149.3 0.0 0.0
05 27.8 0.0 0.0 30.4 0.0 0.0 41.1 0.1 0.2 175.6 20.7 11.8 176.3 0.0 0.0 151.8 0.0 0.0
06 40.3 6.8 16.9 43.1 8.4 19.5 49.9 8.9 17.8 175.8 20.7 11.8 187.8 0.0 0.0 177.2 0.0 0.0
07 41.0 7.2 17.6 43.8 8.8 20.1 50.3 9.0 17.9 175.6 20.7 11.8 187.7 0.0 0.0 179.8 0.0 0.0
08 41.1 7.4 18.0 43.6 8.6 19.7 50.0 8.9 17.8 175.5 21.0 12.0 187.7 0.0 0.0 179.3 0.0 0.0
09 41.2 7.2 17.5 43.9 8.7 19.8 49.9 8.8 17.6 188.2 34.1 18.1 185.0 0.0 0.0 179.5 0.0 0.0
10 43.5 1.8 4.1 42.9 0.1 0.2 41.6 0.3 0.7 189.8 35.3 18.6 187.0 0.0 0.0 182.8 0.0 0.0
11 41.5 0.0 0.0 42.7 0.0 0.0 41.3 0.0 0.0 190.1 35.1 18.5 186.1 0.0 0.0 182.0 0.0 0.0
12 41.4 0.0 0.0 42.5 0.0 0.0 41.1 0.0 0.0 190.7 35.0 18.4 183.7 0.0 0.0 179.7 0.0 0.0
13 41.4 0.0 0.0 42.5 0.0 0.0 41.0 0.0 0.0 190.9 35.1 18.4 184.9 0.0 0.0 179.5 0.0 0.0
14 41.4 0.0 0.0 42.6 0.0 0.0 41.1 0.0 0.0 191.1 35.3 18.5 185.5 0.0 0.0 181.0 0.0 0.0
15 41.6 0.0 0.0 42.7 0.0 0.0 41.1 0.0 0.0 191.1 35.1 18.4 186.7 0.0 0.0 181.4 0.0 0.0
16 41.4 0.0 0.0 42.5 0.0 0.0 41.1 0.0 0.0 191.5 35.0 18.3 186.5 0.0 0.0 181.3 0.0 0.0
17 41.7 0.0 0.0 42.9 0.0 0.0 41.2 0.0 0.0 191.5 34.8 18.2 196.0 0.0 0.0 189.9 0.0 0.0
18 41.8 0.0 0.0 42.9 0.0 0.0 41.3 0.0 0.0 190.5 34.9 18.3 194.9 0.0 0.0 189.3 0.0 0.0
19 41.8 0.0 0.0 43.0 0.0 0.0 41.3 0.0 0.0 190.4 34.9 18.3 196.2 0.0 0.0 190.6 0.0 0.0
20 41.6 0.0 0.0 43.2 0.0 0.0 41.1 0.0 0.0 190.0 34.8 18.3 196.0 0.0 0.0 188.6 0.0 0.0
21 41.4 0.0 0.0 43.1 0.0 0.0 41.0 0.0 0.0 190.0 34.8 18.3 196.2 0.0 0.0 190.1 0.0 0.0
22 41.1 0.0 0.0 43.2 0.0 0.0 41.0 0.0 0.0 190.2 34.8 18.3 197.0 0.0 0.0 191.5 0.0 0.0
23 28.2 0.0 0.0 43.1 0.0 0.0 41.0 0.0 0.0 190.2 34.8 18.3 198.3 0.0 0.0 191.6 0.0 0.0
24 27.2 0.0 0.0 42.4 0.0 0.0 40.8 0.0 0.0 189.9 34.6 18.2 195.3 0.0 0.0 189.7 0.0 0.0
24-hour average 38.01.33.2 40.81.53.5 42.71.63.1 185.830.616.4 184.80.00.0 178.80.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/09/2026 01 27.3 0.0 0.0 27.8 0.0 0.0 40.8 0.0 0.0 190.3 34.4 18.1 195.9 0.0 0.0 191.1 0.0 0.0
02 27.3 0.0 0.0 27.0 0.0 0.0 40.7 0.0 0.0 190.3 34.3 18.0 196.3 0.0 0.0 190.7 0.0 0.0
03 27.3 0.0 0.0 26.8 0.0 0.0 40.6 0.0 0.0 190.5 34.1 17.9 195.5 0.0 0.0 188.8 0.0 0.0
04 27.6 0.0 0.0 27.2 0.0 0.0 40.6 0.0 0.0 190.3 33.9 17.8 195.1 0.0 0.0 188.3 0.0 0.0
05 41.3 0.0 0.0 41.5 0.0 0.0 40.8 0.0 0.0 176.3 19.7 11.2 196.0 0.0 0.0 189.2 0.0 0.0
06 40.7 0.0 0.0 52.2 0.0 0.0 40.8 0.0 0.0 171.0 15.0 8.8 196.3 0.0 0.0 188.9 0.0 0.0
07 41.1 0.0 0.0 53.3 0.0 0.0 40.5 0.0 0.0 171.6 15.3 8.9 196.9 0.0 0.0 190.4 0.0 0.0
08 40.6 0.0 0.0 52.4 0.0 0.0 27.4 0.0 0.0 171.5 15.3 8.9 195.5 0.0 0.0 189.1 0.0 0.0
09 41.0 0.0 0.0 52.8 0.0 0.0 27.3 0.0 0.0 171.8 15.3 8.9 194.2 0.0 0.0 190.5 0.0 0.0
10 41.2 0.0 0.0 51.4 0.0 0.0 27.3 0.0 0.0 172.1 15.2 8.8 194.7 0.0 0.0 192.1 0.0 0.0
11 41.2 0.0 0.0 41.5 0.0 0.0 37.5 0.0 0.0 169.4 12.3 7.3 194.7 0.0 0.0 192.6 0.0 0.0
12 41.2 0.0 0.0 27.7 0.0 0.0 39.0 0.0 0.0 166.8 9.6 5.8 196.5 0.0 0.0 194.8 0.0 0.0
13 42.1 0.0 0.0 27.5 0.0 0.0 40.3 0.0 0.0 166.7 9.7 5.8 196.9 0.0 0.0 195.0 0.0 0.0
14 41.6 0.0 0.0 28.1 0.0 0.0 40.6 0.0 0.0 166.2 9.7 5.8 198.1 0.0 0.0 194.1 0.0 0.0
15 41.4 0.0 0.0 28.0 0.0 0.0 40.7 0.0 0.0 166.3 9.7 5.8 196.7 0.0 0.0 194.3 0.0 0.0
16 41.1 0.0 0.0 27.9 0.0 0.0 40.8 0.0 0.0 166.1 9.7 5.8 197.7 0.0 0.0 194.3 0.0 0.0
17 41.3 0.0 0.0 42.0 0.0 0.0 40.9 0.0 0.0 166.0 9.7 5.8 196.3 0.0 0.0 194.2 0.0 0.0
18 41.6 0.0 0.0 52.6 0.0 0.0 41.5 0.0 0.0 165.2 9.7 5.9 198.1 0.0 0.0 193.3 0.0 0.0
19 41.7 0.0 0.0 54.4 0.0 0.0 39.7 0.0 0.0 165.7 9.7 5.9 199.0 0.0 0.0 195.4 0.0 0.0
20 42.4 0.0 0.0 54.6 0.0 0.0 39.4 0.0 0.0 165.3 9.7 5.9 198.4 0.0 0.0 196.4 0.0 0.0
21 42.3 0.0 0.0 54.2 0.0 0.0 39.1 0.0 0.0 165.3 9.7 5.9 195.2 0.0 0.0 194.1 0.0 0.0
22 41.2 0.0 0.0 53.1 0.0 0.0 39.1 0.0 0.0 165.3 9.7 5.9 186.6 0.0 0.0 159.3 0.0 0.0
23 41.1 0.0 0.0 52.8 0.0 0.0 52.1 0.0 0.0 165.4 9.6 5.8 186.8 0.0 0.0 157.6 0.0 0.0
24 40.5 0.0 0.0 41.3 0.0 0.0 51.8 0.0 0.0 165.8 9.6 5.8 186.5 0.0 0.0 158.3 0.0 0.0
24-hour average 39.00.00.0 41.60.00.0 39.60.00.0 171.715.48.8 195.20.00.0 188.00.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/10/2026 01 29.0 0.0 0.0 28.1 0.0 0.0 39.2 0.0 0.0 165.3 9.7 5.9 151.3 0.0 0.0 155.6 0.0 0.0
02 27.3 0.0 0.0 26.9 0.0 0.0 38.9 0.0 0.0 165.5 9.7 5.9 150.5 0.0 0.0 152.8 0.0 0.0
03 27.5 0.0 0.0 27.1 0.0 0.0 38.9 0.0 0.0 165.3 9.6 5.8 149.4 0.0 0.0 153.7 0.0 0.0
04 27.6 0.0 0.0 26.9 0.0 0.0 39.1 0.0 0.0 165.6 9.6 5.8 151.1 0.0 0.0 154.2 0.0 0.0
05 28.5 0.4 1.4 27.8 0.0 0.0 39.2 0.0 0.0 166.1 9.5 5.7 161.6 0.0 0.0 182.5 0.0 0.0
06 50.4 6.9 13.7 41.4 0.0 0.0 39.5 0.0 0.0 165.5 9.5 5.7 181.9 0.0 0.0 190.1 0.0 0.0
07 58.5 7.2 12.3 53.0 0.0 0.0 51.4 0.0 0.0 165.8 9.5 5.7 197.0 0.0 0.0 193.0 0.0 0.0
08 59.2 7.1 12.0 54.4 0.0 0.0 54.2 0.0 0.0 165.7 9.4 5.7 196.5 0.0 0.0 193.9 0.0 0.0
09 59.9 7.0 11.7 55.0 0.0 0.0 54.5 0.0 0.0 165.4 9.5 5.7 196.2 0.0 0.0 194.0 0.0 0.0
10 51.9 0.0 0.0 54.6 0.0 0.0 53.4 0.0 0.0 165.0 9.5 5.8 195.1 0.0 0.0 193.2 0.0 0.0
11 43.1 0.0 0.0 44.9 0.0 0.0 41.1 0.0 0.0 165.5 9.5 5.7 182.1 0.0 0.0 184.1 0.0 0.0
12 39.8 0.0 0.0 40.8 0.0 0.0 40.5 0.0 0.0 165.6 9.5 5.7 176.5 0.0 0.0 172.6 0.0 0.0
13 27.8 0.0 0.0 27.9 0.0 0.0 31.9 0.0 0.0 165.8 9.5 5.7 159.3 0.0 0.0 147.4 0.0 0.0
14 27.3 0.0 0.0 26.7 0.0 0.0 26.7 0.0 0.0 165.8 9.5 5.7 158.4 0.0 0.0 149.3 0.0 0.0
15 27.3 0.0 0.0 26.6 0.0 0.0 26.5 0.0 0.0 165.6 9.5 5.7 158.0 0.0 0.0 148.6 0.0 0.0
16 27.1 0.0 0.0 27.0 0.0 0.0 27.9 0.0 0.0 166.2 9.4 5.7 159.5 0.0 0.0 149.9 0.0 0.0
17 29.3 0.0 0.0 28.7 0.0 0.0 28.0 0.0 0.0 166.0 9.4 5.7 161.2 0.0 0.0 149.7 0.0 0.0
18 39.9 0.0 0.0 41.0 0.0 0.0 40.3 0.0 0.0 165.6 9.3 5.6 180.3 0.0 0.0 172.4 0.0 0.0
19 52.6 0.0 0.0 54.1 0.0 0.0 40.7 0.0 0.0 165.7 9.3 5.6 198.5 0.0 0.0 189.7 0.0 0.0
20 52.9 0.0 0.0 57.3 0.0 0.0 40.6 0.0 0.0 166.0 9.3 5.6 195.1 0.0 0.0 191.0 0.0 0.0
21 52.8 0.0 0.0 53.3 0.0 0.0 40.5 0.0 0.0 165.9 9.3 5.6 195.3 0.0 0.0 192.3 0.0 0.0
22 52.5 0.0 0.0 41.3 0.0 0.0 40.6 0.0 0.0 166.0 9.2 5.5 181.1 0.0 0.0 177.6 0.0 0.0
23 42.0 0.0 0.0 44.2 0.0 0.0 40.2 0.0 0.0 166.1 9.2 5.5 181.9 0.0 0.0 181.2 0.0 0.0
24 27.6 0.0 0.0 38.1 0.0 0.0 27.7 0.0 0.0 165.9 9.2 5.5 181.2 0.0 0.0 180.0 0.0 0.0
24-hour average 40.11.22.1 39.50.00.0 39.20.00.0 165.79.45.7 175.00.00.0 172.90.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/11/2026 01 17.6 0.0 0.0 19.5 0.0 0.0 27.0 0.0 0.0 166.1 9.2 5.5 184.9 0.0 0.0 182.3 0.0 0.0
02 14.1 0.0 0.0 14.5 0.0 0.0 27.0 0.0 0.0 166.3 9.1 5.5 181.8 0.0 0.0 179.9 0.0 0.0
03 13.8 0.0 0.0 13.7 0.0 0.0 27.1 0.0 0.0 166.4 9.0 5.4 181.2 0.0 0.0 179.1 0.0 0.0
04 14.2 0.0 0.0 14.4 0.0 0.0 38.5 0.0 0.0 166.1 9.0 5.4 182.6 0.0 0.0 179.9 0.0 0.0
05 27.3 0.0 0.0 38.2 0.6 1.6 39.3 0.1 0.3 165.5 8.9 5.4 181.2 0.0 0.0 180.5 0.0 0.0
06 51.5 0.0 0.0 55.1 8.2 14.9 49.7 9.0 18.1 166.2 8.9 5.4 195.6 0.0 0.0 188.8 0.0 0.0
07 52.4 0.0 0.0 66.6 8.2 12.3 63.2 9.1 14.4 166.2 8.9 5.4 196.6 0.0 0.0 190.6 0.0 0.0
08 52.0 0.0 0.0 66.0 8.0 12.1 63.9 9.2 14.4 165.8 9.0 5.4 196.1 0.0 0.0 189.6 0.0 0.0
09 51.7 0.0 0.0 65.6 7.7 11.7 63.8 9.1 14.3 165.7 9.1 5.5 196.0 0.0 0.0 190.4 0.0 0.0
10 51.6 0.0 0.0 57.7 0.0 0.0 54.3 0.0 0.0 165.8 9.1 5.5 195.8 0.0 0.0 191.4 0.0 0.0
11 51.6 0.0 0.0 56.8 0.0 0.0 40.7 0.0 0.0 165.5 9.1 5.5 197.2 0.0 0.0 190.3 0.0 0.0
12 40.9 0.0 0.0 41.6 0.0 0.0 39.8 0.0 0.0 165.6 9.2 5.6 197.3 0.0 0.0 191.0 0.0 0.0
13 30.1 0.0 0.0 29.7 0.0 0.0 26.7 0.0 0.0 165.6 9.1 5.5 191.0 0.0 0.0 181.7 0.0 0.0
14 29.3 0.0 0.0 30.0 0.0 0.0 26.3 0.0 0.0 165.6 9.2 5.6 189.3 0.0 0.0 184.9 0.0 0.0
15 28.0 0.0 0.0 27.5 0.0 0.0 26.0 0.0 0.0 165.4 9.1 5.5 185.7 0.0 0.0 184.1 0.0 0.0
16 29.2 0.0 0.0 27.8 0.0 0.0 26.7 0.0 0.0 165.4 9.2 5.6 184.5 0.0 0.0 185.9 0.0 0.0
17 41.2 0.0 0.0 41.7 0.0 0.0 40.5 0.0 0.0 180.8 24.1 13.3 187.8 0.0 0.0 187.2 0.0 0.0
18 53.0 0.0 0.0 53.8 0.0 0.0 54.0 0.0 0.0 180.9 24.8 13.7 200.0 0.0 0.0 191.2 0.0 0.0
19 52.7 0.0 0.0 55.3 0.0 0.0 54.6 0.0 0.0 181.7 24.7 13.6 199.1 0.0 0.0 191.0 0.0 0.0
20 52.2 0.0 0.0 60.1 0.0 0.0 54.4 0.0 0.0 182.4 24.7 13.5 197.3 0.0 0.0 190.2 0.0 0.0
21 51.8 0.0 0.0 56.7 0.0 0.0 54.3 0.0 0.0 181.9 25.1 13.8 196.5 0.0 0.0 189.7 0.0 0.0
22 52.4 0.0 0.0 41.3 0.0 0.0 53.4 0.0 0.0 182.4 25.0 13.7 198.3 0.0 0.0 191.0 0.0 0.0
23 41.5 0.0 0.0 27.6 0.0 0.0 40.8 0.0 0.0 181.6 24.9 13.7 186.9 0.0 0.0 190.5 0.0 0.0
24 41.6 0.0 0.0 27.3 0.0 0.0 40.8 0.0 0.0 182.4 25.3 13.9 186.0 0.0 0.0 188.8 0.0 0.0
24-hour average 39.20.00.0 41.21.42.2 43.01.52.6 171.114.38.2 191.20.00.0 187.10.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/12/2026 01 41.7 0.0 0.0 27.1 0.0 0.0 40.8 0.0 0.0 182.8 25.0 13.7 186.8 0.0 0.0 188.4 0.0 0.0
02 41.6 0.0 0.0 27.1 0.0 0.0 40.7 0.0 0.0 182.4 24.9 13.7 185.4 0.0 0.0 189.3 0.0 0.0
03 42.0 0.0 0.0 27.5 0.0 0.0 40.7 0.0 0.0 183.1 25.0 13.7 184.1 0.0 0.0 190.1 0.0 0.0
04 42.2 0.0 0.0 40.7 0.0 0.0 40.9 0.0 0.0 183.0 24.7 13.5 184.0 0.0 0.0 190.1 0.0 0.0
05 43.3 0.6 1.4 42.3 0.0 0.0 41.5 0.0 0.0 182.5 24.8 13.6 185.9 0.0 0.0 190.6 0.0 0.0
06 54.7 7.1 13.0 54.8 0.0 0.0 54.5 0.0 0.0 182.7 24.9 13.6 201.4 0.0 0.0 192.2 0.0 0.0
07 60.6 7.2 11.9 54.8 0.0 0.0 55.1 0.0 0.0 182.4 24.7 13.5 200.7 0.0 0.0 190.4 0.0 0.0
08 60.7 7.4 12.2 54.7 0.0 0.0 54.0 0.0 0.0 182.2 25.0 13.7 200.8 0.0 0.0 191.7 0.0 0.0
09 51.9 7.4 14.3 54.6 0.0 0.0 41.1 0.0 0.0 181.8 25.2 13.9 198.3 0.0 0.0 189.0 0.0 0.0
10 42.8 0.0 0.0 53.0 0.0 0.0 40.9 0.0 0.0 182.6 24.9 13.6 199.9 0.0 0.0 189.9 0.0 0.0
11 42.8 0.0 0.0 43.6 0.0 0.0 41.0 0.0 0.0 182.5 24.7 13.5 200.6 0.0 0.0 189.9 0.0 0.0
12 42.7 0.0 0.0 42.0 0.0 0.0 40.9 0.0 0.0 182.4 24.9 13.7 187.0 0.0 0.0 173.6 0.0 0.0
13 42.9 0.0 0.0 42.4 0.0 0.0 41.0 0.0 0.0 182.1 24.8 13.6 187.5 0.0 0.0 176.1 0.0 0.0
14 43.4 0.0 0.0 42.0 0.0 0.0 41.0 0.0 0.0 182.2 24.9 13.7 187.0 0.0 0.0 177.0 0.0 0.0
15 43.6 0.0 0.0 41.9 0.0 0.0 41.1 0.0 0.0 182.2 24.9 13.7 187.1 0.0 0.0 176.0 0.0 0.0
16 43.7 0.0 0.0 42.1 0.0 0.0 54.2 0.0 0.0 182.4 25.0 13.7 186.6 0.0 0.0 176.4 0.0 0.0
17 53.7 0.0 0.0 55.1 0.0 0.0 55.0 0.0 0.0 182.3 25.1 13.8 198.8 0.0 0.0 201.1 0.0 0.0
18 54.4 0.0 0.0 68.2 0.0 0.0 55.1 0.0 0.0 181.3 25.3 14.0 201.4 0.0 0.0 206.2 0.0 0.0
19 53.7 0.0 0.0 67.7 0.0 0.0 54.8 0.0 0.0 182.0 25.4 14.0 198.0 0.0 0.0 204.7 0.0 0.0
20 56.7 0.0 0.0 67.1 0.0 0.0 54.7 0.0 0.0 182.3 25.4 13.9 197.9 0.0 0.0 206.0 0.0 0.0
21 56.7 0.0 0.0 58.4 0.0 0.0 54.6 0.0 0.0 182.1 25.7 14.1 198.5 0.0 0.0 206.6 0.0 0.0
22 56.9 0.0 0.0 58.0 0.0 0.0 54.6 0.0 0.0 181.9 25.8 14.2 198.7 0.0 0.0 201.1 0.0 0.0
23 56.8 0.0 0.0 58.4 0.0 0.0 54.6 0.0 0.0 181.8 25.9 14.2 199.4 0.0 0.0 199.8 0.0 0.0
24 56.8 0.0 0.0 57.7 0.0 0.0 54.5 0.0 0.0 181.8 26.0 14.3 198.1 0.0 0.0 199.0 0.0 0.0
24-hour average 49.41.22.2 49.20.00.0 47.80.00.0 182.325.113.8 193.90.00.0 191.50.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/13/2026 01 56.9 0.0 0.0 53.8 0.0 0.0 54.6 0.0 0.0 181.5 26.1 14.4 200.7 0.0 0.0 199.7 0.0 0.0
02 56.8 0.0 0.0 46.3 0.0 0.0 54.6 0.0 0.0 181.5 26.1 14.4 201.0 0.0 0.0 199.2 0.0 0.0
03 56.9 0.0 0.0 49.5 0.0 0.0 54.7 0.0 0.0 181.1 26.2 14.5 201.9 0.0 0.0 197.4 0.0 0.0
04 57.0 0.0 0.0 48.5 0.0 0.0 54.5 0.0 0.0 181.3 26.2 14.5 200.5 0.0 0.0 195.2 0.0 0.0
05 57.4 0.0 0.0 55.8 0.3 0.5 55.4 1.0 1.8 181.1 26.3 14.5 202.9 0.0 0.0 202.8 0.0 0.0
06 57.0 0.0 0.0 64.0 8.8 13.8 63.6 9.3 14.6 185.4 30.2 16.3 201.0 0.0 0.0 201.8 0.0 0.0
07 56.9 0.0 0.0 65.5 8.8 13.4 64.3 9.5 14.8 185.7 30.2 16.3 201.7 0.0 0.0 206.0 0.0 0.0
08 56.8 0.1 0.2 78.1 8.5 10.9 64.3 9.4 14.6 185.6 30.3 16.3 199.4 0.0 0.0 202.8 0.0 0.0
09 66.6 4.9 7.4 78.2 8.1 10.4 65.3 10.4 15.9 185.7 30.4 16.4 201.9 0.0 0.0 199.3 0.0 0.0
10 66.5 4.9 7.4 69.0 0.0 0.0 68.1 13.1 19.2 185.3 30.6 16.5 199.7 0.0 0.0 199.2 0.0 0.0
11 66.2 4.9 7.4 70.8 0.0 0.0 67.9 13.0 19.1 187.1 32.3 17.3 201.4 0.0 0.0 199.6 0.0 0.0
12 66.1 4.9 7.4 68.9 0.0 0.0 68.1 13.0 19.1 196.2 40.5 20.6 200.3 0.0 0.0 199.8 0.0 0.0
13 65.7 4.9 7.5 67.7 0.0 0.0 68.0 13.0 19.1 195.9 40.6 20.7 200.2 0.0 0.0 199.7 0.0 0.0
14 65.8 4.9 7.4 67.7 0.0 0.0 68.1 13.0 19.1 196.1 40.7 20.8 201.0 0.0 0.0 200.2 0.0 0.0
15 66.3 4.9 7.4 67.6 0.0 0.0 68.0 13.0 19.1 206.0 50.6 24.6 201.0 0.0 0.0 201.3 0.0 0.0
16 66.4 4.9 7.4 69.9 0.0 0.0 67.8 13.0 19.2 206.1 50.9 24.7 201.1 0.0 0.0 200.7 0.0 0.0
17 64.3 4.9 7.6 69.2 0.0 0.0 67.8 13.0 19.2 205.6 50.6 24.6 208.0 0.0 0.0 211.1 0.0 0.0
18 67.5 4.9 7.3 76.1 0.0 0.0 68.0 13.0 19.1 229.5 73.8 32.2 209.1 0.0 0.0 213.4 0.0 0.0
19 67.4 4.9 7.3 75.6 0.0 0.0 67.7 13.1 19.4 231.6 74.8 32.3 208.6 0.0 0.0 211.8 0.0 0.0
20 67.5 4.9 7.3 74.8 0.0 0.0 67.8 13.2 19.5 231.6 74.8 32.3 210.6 0.0 0.0 210.9 0.0 0.0
21 67.5 4.9 7.3 75.4 0.0 0.0 67.7 13.1 19.4 231.8 74.6 32.2 210.5 0.0 0.0 197.3 0.0 0.0
22 67.2 4.9 7.3 74.5 0.0 0.0 74.3 19.8 26.6 231.5 74.5 32.2 210.4 0.0 0.0 196.7 0.0 0.0
23 67.4 4.9 7.3 75.8 0.0 0.0 79.8 25.0 31.3 231.7 74.4 32.1 210.7 0.0 0.0 196.8 0.0 0.0
24 67.1 4.9 7.3 75.5 0.0 0.0 79.8 25.0 31.3 231.6 74.4 32.1 210.5 0.0 0.0 196.5 0.0 0.0
24-hour average 63.43.34.9 67.41.42.0 65.811.115.9 201.946.322.2 203.90.00.0 201.60.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/14/2026 01 67.1 4.9 7.3 75.5 0.0 0.0 79.8 25.0 31.3 231.9 74.4 32.1 210.6 0.0 0.0 213.1 0.0 0.0
02 67.0 4.9 7.3 75.4 0.0 0.0 79.7 25.0 31.4 231.7 74.3 32.1 210.4 0.0 0.0 214.1 0.0 0.0
03 67.0 4.9 7.3 75.4 0.0 0.0 79.7 25.0 31.4 231.9 74.2 32.0 210.4 0.0 0.0 214.6 0.0 0.0
04 66.9 4.9 7.3 75.3 0.0 0.0 79.8 25.0 31.3 231.8 74.2 32.0 210.2 0.0 0.0 215.8 0.0 0.0
05 68.0 6.1 9.0 76.1 0.0 0.0 80.5 25.6 31.8 232.0 74.4 32.1 210.4 0.2 0.1 216.5 0.0 0.0
06 76.8 14.8 19.3 86.3 0.0 0.0 84.9 30.0 35.3 232.0 74.3 32.0 240.2 29.6 12.3 216.6 0.0 0.0
07 77.5 15.9 20.5 85.2 0.0 0.0 86.4 31.4 36.3 232.3 74.4 32.0 240.6 29.8 12.4 217.3 0.0 0.0
08 82.7 20.7 25.0 88.8 0.0 0.0 90.0 34.9 38.8 232.6 74.6 32.1 240.8 30.0 12.5 217.9 0.0 0.0
09 82.2 20.7 25.2 84.7 0.0 0.0 89.9 34.9 38.8 231.8 74.7 32.2 240.2 30.0 12.5 216.8 0.0 0.0
10 88.7 26.8 30.2 86.1 0.0 0.0 95.9 40.8 42.5 231.9 74.8 32.3 240.4 30.0 12.5 217.1 0.0 0.0
11 92.2 30.7 33.3 93.7 0.0 0.0 100.0 44.9 44.9 231.7 74.9 32.3 240.4 30.0 12.5 216.1 0.0 0.0
12 92.3 30.7 33.3 95.1 0.0 0.0 99.9 44.9 44.9 232.1 75.0 32.3 240.7 30.0 12.5 215.7 0.0 0.0
13 92.6 30.7 33.2 95.2 0.0 0.0 99.9 44.9 44.9 232.5 75.2 32.3 241.1 30.0 12.4 216.6 0.0 0.0
14 92.5 30.7 33.2 95.0 0.0 0.0 99.8 44.9 45.0 232.4 75.3 32.4 241.0 30.1 12.5 216.5 0.0 0.0
15 92.5 30.7 33.2 94.8 0.0 0.0 99.8 44.9 45.0 232.6 75.5 32.5 241.0 30.1 12.5 216.1 0.0 0.0
16 92.7 30.7 33.1 94.9 0.0 0.0 97.8 42.8 43.8 232.5 75.5 32.5 241.3 30.1 12.5 215.9 0.0 0.0
17 93.0 30.7 33.0 95.1 0.0 0.0 95.0 39.9 42.0 232.8 75.6 32.5 241.6 30.1 12.5 215.2 0.0 0.0
18 92.9 30.7 33.0 94.7 0.0 0.0 94.9 39.9 42.0 232.8 75.6 32.5 241.6 30.1 12.5 214.2 0.0 0.0
19 93.3 30.7 32.9 95.3 0.0 0.0 95.0 39.9 42.0 232.6 75.5 32.5 241.9 30.1 12.4 213.5 0.0 0.0
20 93.1 30.7 33.0 95.7 0.0 0.0 95.0 40.0 42.1 232.9 75.5 32.4 241.9 30.1 12.4 212.4 0.0 0.0
21 92.7 30.7 33.1 96.1 0.0 0.0 95.1 40.0 42.1 232.6 75.5 32.5 241.8 30.0 12.4 211.2 0.0 0.0
22 93.1 30.7 33.0 95.4 0.0 0.0 95.1 40.0 42.1 232.6 75.3 32.4 242.1 30.1 12.4 209.7 0.0 0.0
23 91.4 28.8 31.5 95.2 0.0 0.0 95.1 40.0 42.1 232.5 75.1 32.3 234.1 22.0 9.4 227.9 19.1 8.4
24 83.4 20.8 24.9 94.8 0.0 0.0 95.1 40.0 42.1 232.1 74.9 32.3 231.7 19.9 8.6 228.9 20.0 8.7
24-hour average 84.722.625.5 89.20.00.0 91.836.939.7 232.374.932.3 234.023.09.6 216.21.60.7
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/15/2026 01 83.5 20.8 24.9 91.1 0.0 0.0 95.2 40.0 42.0 232.8 74.8 32.1 231.9 19.9 8.6 229.4 20.0 8.7
02 83.4 20.7 24.8 89.4 0.0 0.0 95.0 40.0 42.1 232.2 74.7 32.2 231.4 19.9 8.6 228.8 20.0 8.7
03 83.7 20.7 24.7 95.7 0.0 0.0 95.1 40.0 42.1 232.1 74.7 32.2 230.9 19.9 8.6 229.7 20.0 8.7
04 83.7 20.8 24.9 98.0 0.0 0.0 95.1 40.0 42.1 232.7 74.7 32.1 231.9 19.8 8.5 229.5 20.0 8.7
05 82.4 20.2 24.5 104.0 0.0 0.0 95.1 40.1 42.2 232.5 74.8 32.2 231.4 19.8 8.6 229.8 20.0 8.7
06 82.7 19.9 24.1 109.8 6.2 5.6 103.3 48.4 46.9 232.7 74.9 32.2 231.7 19.8 8.5 229.7 20.0 8.7
07 82.8 20.1 24.3 113.3 8.9 7.9 109.9 55.0 50.0 232.7 75.0 32.2 231.1 19.9 8.6 230.0 20.0 8.7
08 82.4 20.2 24.5 112.0 8.8 7.9 109.9 55.1 50.1 232.5 75.3 32.4 231.8 20.9 9.0 228.9 20.0 8.7
09 82.4 20.5 24.9 112.9 8.5 7.5 109.9 55.1 50.1 233.0 75.6 32.4 251.4 40.3 16.0 250.1 39.4 15.8
10 82.9 20.9 25.2 101.4 2.5 2.5 110.0 55.2 50.2 235.2 77.6 33.0 251.6 40.1 15.9 252.6 40.0 15.8
11 83.1 20.9 25.2 95.6 0.0 0.0 110.3 55.5 50.3 252.0 94.1 37.3 251.4 40.0 15.9 252.7 40.0 15.8
12 83.0 21.0 25.3 95.0 0.0 0.0 107.5 52.7 49.0 252.8 94.9 37.5 262.3 53.3 20.3 253.8 40.0 15.8
13 82.9 21.0 25.3 96.4 0.0 0.0 94.8 39.9 42.1 252.3 95.1 37.7 276.9 68.0 24.6 253.7 40.0 15.8
14 82.8 21.0 25.4 95.4 0.0 0.0 94.8 39.9 42.1 252.7 95.1 37.6 277.4 68.0 24.5 254.2 40.0 15.7
15 83.0 21.1 25.4 95.7 0.0 0.0 94.8 39.9 42.1 253.0 95.1 37.6 277.8 68.0 24.5 254.5 40.0 15.7
16 82.8 21.2 25.6 95.4 0.0 0.0 94.7 39.9 42.1 253.0 95.1 37.6 277.8 68.0 24.5 268.4 54.6 20.3
17 83.0 21.2 25.5 96.0 0.0 0.0 94.8 39.9 42.1 252.7 95.2 37.7 277.8 68.0 24.5 270.3 55.0 20.3
18 83.3 21.2 25.5 97.3 0.0 0.0 94.9 39.9 42.0 251.7 95.2 37.8 277.3 68.0 24.5 270.8 55.0 20.3
19 82.6 21.2 25.7 95.8 0.0 0.0 94.8 40.0 42.2 251.3 95.1 37.8 277.2 68.0 24.5 271.1 55.0 20.3
20 82.2 21.2 25.8 95.5 0.0 0.0 94.8 40.0 42.2 251.1 95.1 37.9 276.5 68.0 24.6 265.9 50.2 18.9
21 82.1 21.2 25.8 95.6 0.0 0.0 94.8 40.0 42.2 250.4 94.9 37.9 276.0 68.0 24.6 265.6 50.0 18.8
22 82.0 21.2 25.9 94.4 0.0 0.0 94.9 40.0 42.1 251.9 94.8 37.6 276.1 68.0 24.6 265.8 50.0 18.8
23 82.2 21.1 25.7 95.8 0.0 0.0 94.8 40.0 42.2 252.4 94.9 37.6 276.2 68.0 24.6 267.0 50.0 18.7
24 82.2 21.2 25.8 85.0 0.0 0.0 94.9 40.0 42.1 252.0 93.8 37.2 276.5 67.9 24.6 257.6 40.1 15.6
24-hour average 82.820.925.2 98.21.51.3 98.944.044.3 244.186.735.4 258.047.918.0 250.437.514.7
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/16/2026 01 82.5 21.1 25.6 85.4 0.0 0.0 94.9 40.0 42.1 233.2 75.4 32.3 276.7 67.9 24.5 257.6 40.0 15.5
02 82.3 21.1 25.6 84.2 0.0 0.0 94.8 39.9 42.1 232.7 75.1 32.3 277.4 67.9 24.5 257.0 40.0 15.6
03 81.7 20.2 24.7 83.8 0.0 0.0 94.9 39.9 42.0 233.1 75.1 32.2 277.8 67.9 24.4 257.3 40.0 15.5
04 61.3 0.0 0.0 70.7 0.0 0.0 94.8 39.9 42.1 233.2 75.1 32.2 278.0 67.9 24.4 257.5 40.0 15.5
05 61.9 0.0 0.0 73.2 0.0 0.0 94.9 39.8 41.9 233.1 75.1 32.2 278.2 67.9 24.4 257.7 40.0 15.5
06 61.6 0.0 0.0 79.5 0.0 0.0 94.9 39.9 42.0 232.9 75.2 32.3 278.0 67.9 24.4 257.9 40.0 15.5
07 61.2 0.0 0.0 79.1 0.0 0.0 94.7 39.8 42.0 232.9 75.4 32.4 278.3 67.9 24.4 257.8 40.0 15.5
08 61.1 0.0 0.0 79.9 0.0 0.0 94.6 39.8 42.1 232.3 75.4 32.5 277.7 67.9 24.5 257.0 40.0 15.6
09 60.6 0.0 0.0 79.4 0.0 0.0 94.5 39.8 42.1 231.8 75.4 32.5 277.6 67.9 24.5 233.6 40.0 17.1
10 60.7 0.8 1.3 70.2 0.0 0.0 91.5 36.9 40.3 231.9 75.6 32.6 278.3 67.9 24.4 221.2 11.0 5.0
11 62.7 21.0 33.5 70.9 0.0 0.0 72.8 31.6 43.4 227.8 72.1 31.7 264.9 53.8 20.3 221.0 10.0 4.5
12 62.1 21.0 33.8 68.9 0.0 0.0 70.0 28.9 41.3 219.6 65.0 29.6 256.2 45.0 17.6 220.4 10.0 4.5
13 62.1 21.0 33.8 69.9 0.0 0.0 69.9 28.8 41.2 219.4 64.7 29.5 256.9 45.0 17.5 219.5 10.0 4.6
14 62.1 21.0 33.8 69.4 0.0 0.0 69.9 28.8 41.2 219.3 64.4 29.4 257.2 45.0 17.5 218.7 10.0 4.6
15 61.4 5.7 9.3 69.8 0.0 0.0 69.9 28.8 41.2 219.5 64.2 29.2 255.3 42.8 16.8 218.5 10.0 4.6
16 61.6 0.0 0.0 70.3 0.0 0.0 73.3 24.5 33.4 218.3 62.8 28.8 233.0 20.6 8.8 216.9 10.0 4.6
17 62.3 0.0 0.0 71.8 0.1 0.1 74.5 19.8 26.6 200.8 46.0 22.9 212.5 1.2 0.6 218.3 10.0 4.6
18 62.3 0.0 0.0 82.3 0.0 0.0 74.6 19.8 26.5 198.6 44.0 22.2 211.2 0.0 0.0 219.0 10.0 4.6
19 62.2 0.0 0.0 80.6 0.0 0.0 74.7 19.9 26.6 199.5 43.8 22.0 208.3 0.0 0.0 218.9 10.0 4.6
20 62.1 0.0 0.0 80.4 0.0 0.0 74.7 20.0 26.8 200.2 43.8 21.9 207.6 0.0 0.0 218.8 10.0 4.6
21 61.9 0.0 0.0 80.0 0.0 0.0 74.6 20.0 26.8 199.9 43.7 21.9 207.2 0.0 0.0 218.7 10.0 4.6
22 61.7 0.0 0.0 70.0 0.0 0.0 74.5 20.0 26.8 199.3 43.3 21.7 206.3 0.0 0.0 216.3 9.1 4.2
23 61.9 0.0 0.0 61.4 0.0 0.0 74.6 20.0 26.8 181.0 25.5 14.1 206.2 0.0 0.0 207.6 0.0 0.0
24 61.9 0.0 0.0 60.9 0.0 0.0 68.3 13.7 20.1 180.3 25.0 13.9 191.1 0.0 0.0 193.7 0.0 0.0
24-hour average 64.36.49.2 74.70.00.0 81.730.036.2 217.160.927.6 248.038.914.3 230.920.48.4
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/17/2026 01 61.9 0.0 0.0 60.5 0.0 0.0 64.8 10.1 15.6 180.4 24.9 13.8 191.7 0.0 0.0 193.4 0.0 0.0
02 62.1 0.0 0.0 60.3 0.0 0.0 64.6 10.1 15.6 180.6 24.9 13.8 191.3 0.0 0.0 190.9 0.0 0.0
03 62.2 0.0 0.0 60.8 0.0 0.0 64.6 10.1 15.6 181.4 25.0 13.8 191.7 0.0 0.0 191.4 0.0 0.0
04 62.2 0.0 0.0 60.2 0.0 0.0 64.4 10.0 15.5 181.6 25.0 13.8 191.3 0.0 0.0 190.7 0.0 0.0
05 62.4 0.0 0.0 61.8 0.0 0.0 64.6 10.0 15.5 181.4 25.0 13.8 192.6 0.0 0.0 192.7 0.0 0.0
06 69.4 7.0 10.1 80.3 0.0 0.0 64.7 10.0 15.5 181.2 24.8 13.7 209.6 0.0 0.0 207.5 0.0 0.0
07 68.9 7.2 10.4 81.1 0.0 0.0 64.6 9.9 15.3 181.1 24.7 13.6 210.5 0.0 0.0 210.1 0.0 0.0
08 67.5 7.1 10.5 79.0 0.0 0.0 64.4 9.9 15.4 180.7 24.6 13.6 208.0 0.0 0.0 207.7 0.0 0.0
09 50.3 7.2 14.3 65.8 0.0 0.0 51.9 9.9 19.1 181.5 24.5 13.5 181.8 0.0 0.0 175.8 0.0 0.0
10 49.1 6.5 13.2 56.1 0.0 0.0 51.5 9.9 19.2 181.3 24.4 13.5 175.6 0.0 0.0 173.4 0.0 0.0
11 49.1 6.5 13.2 55.9 0.0 0.0 51.5 9.9 19.2 181.2 24.3 13.4 168.9 0.0 0.0 173.2 0.0 0.0
12 49.0 6.5 13.3 56.3 0.0 0.0 51.9 9.9 19.1 181.4 24.2 13.3 174.6 0.0 0.0 174.8 0.0 0.0
13 48.5 6.5 13.4 55.4 0.0 0.0 50.7 9.9 19.5 181.4 24.2 13.3 176.3 0.0 0.0 175.8 0.0 0.0
14 48.5 6.5 13.4 55.9 0.0 0.0 50.6 9.9 19.6 181.7 24.1 13.3 177.4 0.0 0.0 175.1 0.0 0.0
15 47.9 6.5 13.6 56.3 0.0 0.0 50.8 9.9 19.5 181.6 24.0 13.2 177.9 0.0 0.0 176.0 0.0 0.0
16 57.1 6.5 11.4 56.4 0.0 0.0 51.0 9.9 19.4 181.7 24.0 13.2 177.1 0.0 0.0 175.0 0.0 0.0
17 68.2 6.6 9.7 57.2 0.0 0.0 64.3 9.9 15.4 181.0 23.9 13.2 179.3 0.0 0.0 175.1 0.0 0.0
18 68.8 6.6 9.6 69.9 0.0 0.0 64.8 9.9 15.3 180.3 23.9 13.3 208.8 0.0 0.0 177.1 0.0 0.0
19 67.9 6.6 9.7 70.1 0.0 0.0 64.6 9.9 15.3 181.6 24.0 13.2 211.2 0.0 0.0 175.7 0.5 0.3
20 67.7 6.6 9.7 69.4 0.0 0.0 64.6 9.9 15.3 182.3 24.4 13.4 211.5 0.0 0.0 184.4 10.0 5.4
21 68.0 6.6 9.7 70.7 0.0 0.0 64.5 9.9 15.3 181.9 24.4 13.4 211.3 0.0 0.0 184.9 10.0 5.4
22 67.8 6.6 9.7 69.3 0.0 0.0 64.4 10.0 15.5 181.9 24.4 13.4 197.5 0.0 0.0 184.3 10.0 5.4
23 68.4 6.7 9.8 69.8 0.0 0.0 64.6 10.0 15.5 182.0 24.4 13.4 198.0 0.0 0.0 184.7 10.0 5.4
24 68.1 6.7 9.8 70.0 0.0 0.0 64.4 10.0 15.5 181.9 24.3 13.4 196.5 0.0 0.0 183.2 10.0 5.5
24-hour average 60.95.38.9 64.50.00.0 60.110.016.7 181.424.413.5 192.10.00.0 184.72.11.1
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/18/2026 01 68.0 6.7 9.9 60.0 0.0 0.0 64.4 10.0 15.5 182.1 24.2 13.3 176.7 0.0 0.0 182.9 10.0 5.5
02 68.5 6.6 9.6 60.0 0.0 0.0 64.4 10.0 15.5 181.9 24.1 13.2 176.2 0.0 0.0 183.5 10.0 5.4
03 68.4 6.6 9.6 58.8 0.0 0.0 64.4 10.0 15.5 182.0 24.1 13.2 175.2 0.0 0.0 182.7 10.0 5.5
04 68.6 6.6 9.6 59.5 0.0 0.0 64.3 10.0 15.6 182.3 24.0 13.2 175.3 0.0 0.0 183.3 10.0 5.5
05 69.0 6.6 9.6 61.3 0.5 0.8 64.5 9.9 15.3 181.9 24.0 13.2 176.6 0.0 0.0 184.3 10.0 5.4
06 69.0 6.6 9.6 74.8 8.4 11.2 63.9 9.4 14.7 182.2 24.4 13.4 200.2 0.0 0.0 183.9 10.0 5.4
07 68.9 6.6 9.6 75.0 8.4 11.2 63.9 9.6 15.0 182.8 24.4 13.3 202.2 0.0 0.0 184.3 10.0 5.4
08 68.5 6.6 9.6 74.6 8.4 11.3 64.0 9.7 15.2 182.2 24.4 13.4 208.1 0.0 0.0 183.2 10.0 5.5
09 68.5 6.6 9.6 64.7 8.5 13.1 63.4 9.9 15.6 174.4 16.9 9.7 190.1 0.0 0.0 183.1 10.0 5.5
10 67.7 5.6 8.3 58.3 1.7 2.9 60.5 19.7 32.6 172.4 15.0 8.7 186.7 0.0 0.0 183.4 10.5 5.7
11 62.5 0.0 0.0 60.7 0.8 1.3 60.5 19.7 32.6 172.6 15.1 8.7 195.0 0.0 0.0 181.9 15.0 8.2
12 62.7 0.0 0.0 59.9 0.0 0.0 60.8 20.0 32.9 172.6 15.2 8.8 195.8 0.0 0.0 188.9 15.0 7.9
13 63.2 0.0 0.0 60.5 0.0 0.0 61.0 20.1 33.0 172.7 15.2 8.8 193.1 0.0 0.0 189.4 15.0 7.9
14 63.3 0.0 0.0 60.2 0.0 0.0 60.8 20.0 32.9 172.2 15.3 8.9 192.9 0.0 0.0 189.1 15.0 7.9
15 63.3 0.0 0.0 61.9 0.0 0.0 61.0 20.1 33.0 172.4 15.3 8.9 191.9 0.0 0.0 186.6 13.2 7.1
16 63.8 0.0 0.0 60.8 0.0 0.0 74.3 20.0 26.9 172.2 15.4 8.9 192.6 0.0 0.0 189.7 0.0 0.0
17 63.9 0.0 0.0 62.1 0.1 0.2 74.8 20.0 26.7 171.3 15.5 9.0 194.0 0.0 0.0 205.7 0.0 0.0
18 63.9 0.0 0.0 76.8 0.0 0.0 74.6 20.0 26.8 170.7 15.4 9.0 208.8 0.0 0.0 206.8 0.0 0.0
19 63.4 0.0 0.0 80.2 0.0 0.0 74.8 20.0 26.7 171.6 15.4 9.0 209.1 0.0 0.0 204.6 0.0 0.0
20 63.1 0.0 0.0 79.6 0.0 0.0 74.7 20.1 26.9 171.0 15.5 9.1 208.5 0.0 0.0 203.4 0.0 0.0
21 63.1 0.0 0.0 81.0 0.0 0.0 74.8 20.1 26.9 171.5 15.6 9.1 206.6 0.0 0.0 204.7 0.0 0.0
22 62.6 0.0 0.0 75.7 0.0 0.0 75.0 20.1 26.8 172.9 17.4 10.1 206.5 0.0 0.0 195.6 0.0 0.0
23 62.4 0.0 0.0 65.9 0.0 0.0 74.9 20.1 26.8 183.7 27.9 15.2 195.7 0.0 0.0 187.7 0.0 0.0
24 62.4 0.0 0.0 65.0 0.0 0.0 74.8 20.1 26.9 186.4 30.3 16.3 186.1 0.0 0.0 187.5 0.0 0.0
24-hour average 65.42.74.0 66.61.52.2 67.316.224.0 176.619.611.0 193.50.00.0 189.87.23.9
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/19/2026 01 62.7 0.0 0.0 65.2 0.0 0.0 74.9 20.1 26.8 185.9 30.4 16.4 186.2 0.0 0.0 189.8 0.0 0.0
02 62.7 0.0 0.0 65.3 0.0 0.0 74.9 20.0 26.7 186.3 30.5 16.4 185.2 0.0 0.0 190.2 0.0 0.0
03 62.8 0.0 0.0 64.7 0.0 0.0 74.8 20.0 26.7 186.6 30.6 16.4 184.8 0.0 0.0 190.1 0.0 0.0
04 62.8 0.0 0.0 64.6 0.0 0.0 74.8 20.0 26.7 186.3 30.6 16.4 184.6 0.0 0.0 190.2 0.0 0.0
05 63.2 0.1 0.2 74.4 0.0 0.0 74.8 20.0 26.7 185.9 30.3 16.3 185.8 0.0 0.0 191.9 0.0 0.0
06 67.7 4.8 7.1 74.9 0.0 0.0 74.8 20.0 26.7 185.9 30.2 16.2 204.3 0.0 0.0 201.3 0.0 0.0
07 69.4 7.6 11.0 74.7 0.0 0.0 74.8 20.0 26.7 185.7 30.3 16.3 204.8 0.0 0.0 202.5 0.0 0.0
08 69.5 7.6 10.9 75.4 0.0 0.0 74.6 20.0 26.8 185.9 30.5 16.4 206.1 0.0 0.0 200.3 0.0 0.0
09 69.7 7.6 10.9 77.2 0.0 0.0 74.4 20.0 26.9 185.4 30.3 16.3 206.9 0.0 0.0 199.1 0.0 0.0
10 67.9 6.2 9.1 64.3 0.0 0.0 74.2 20.0 27.0 185.0 30.2 16.3 205.5 0.0 0.0 197.7 0.0 0.0
11 62.2 0.0 0.0 64.0 0.0 0.0 68.9 14.8 21.5 185.6 30.3 16.3 207.0 0.0 0.0 198.4 0.0 0.0
12 58.2 11.7 20.1 65.6 0.0 0.0 64.5 10.1 15.7 185.1 30.4 16.4 207.5 0.0 0.0 200.1 0.0 0.0
13 62.0 20.4 32.9 65.7 0.3 0.5 64.5 10.1 15.7 184.9 30.4 16.4 206.0 0.0 0.0 200.6 0.0 0.0
14 61.9 14.5 23.4 65.8 0.1 0.2 64.2 10.1 15.7 185.0 30.2 16.3 206.4 0.0 0.0 199.3 0.0 0.0
15 62.3 0.0 0.0 66.5 0.0 0.0 64.3 10.1 15.7 184.3 30.3 16.4 207.4 0.0 0.0 201.1 0.0 0.0
16 62.6 0.0 0.0 76.5 0.0 0.0 65.7 10.1 15.4 184.6 30.4 16.5 207.1 0.0 0.0 200.8 0.0 0.0
17 62.6 0.0 0.0 76.4 0.0 0.0 64.2 10.1 15.7 184.6 30.3 16.4 206.3 0.0 0.0 200.2 0.0 0.0
18 63.3 0.0 0.0 78.0 0.0 0.0 74.2 19.9 26.8 183.5 30.4 16.6 208.7 0.0 0.0 203.6 0.0 0.0
19 61.9 0.0 0.0 75.8 0.0 0.0 74.0 20.0 27.0 185.8 31.5 17.0 206.5 0.0 0.0 198.6 0.0 0.0
20 61.9 0.0 0.0 76.2 0.0 0.0 74.2 20.1 27.1 195.0 40.2 20.6 207.9 0.0 0.0 202.6 0.0 0.0
21 61.5 0.0 0.0 75.3 0.0 0.0 74.0 20.1 27.2 195.2 40.5 20.7 205.1 0.0 0.0 198.9 0.0 0.0
22 61.8 0.0 0.0 76.6 0.0 0.0 74.4 20.1 27.0 195.3 40.5 20.7 206.7 0.0 0.0 201.3 0.0 0.0
23 61.2 0.0 0.0 65.6 0.0 0.0 74.2 20.2 27.2 194.9 40.5 20.8 171.7 0.0 0.0 167.9 0.0 0.0
24 61.9 0.0 0.0 66.2 0.0 0.0 74.1 20.0 27.0 194.9 40.6 20.8 176.1 0.0 0.0 172.8 0.0 0.0
24-hour average 63.53.45.2 70.60.00.0 71.817.323.9 187.432.517.3 199.40.00.0 195.80.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/20/2026 01 61.8 0.0 0.0 65.9 0.0 0.0 67.6 13.4 19.8 197.3 42.9 21.7 195.4 0.0 0.0 193.9 0.0 0.0
02 61.6 0.0 0.0 65.1 0.0 0.0 63.8 9.7 15.2 216.0 60.0 27.8 195.2 0.0 0.0 194.5 0.0 0.0
03 61.8 0.0 0.0 65.5 0.0 0.0 63.7 9.6 15.1 216.1 59.9 27.7 194.7 0.0 0.0 190.4 0.0 0.0
04 61.5 0.0 0.0 64.8 0.0 0.0 63.9 9.7 15.2 215.7 59.9 27.8 209.5 0.0 0.0 189.0 0.0 0.0
05 61.5 0.0 0.0 64.9 0.0 0.0 64.4 9.6 14.9 215.7 59.6 27.6 210.6 0.0 0.0 189.6 0.0 0.0
06 61.8 0.0 0.0 73.4 8.1 11.0 74.0 19.2 25.9 215.7 59.5 27.6 210.7 0.0 0.0 199.5 0.0 0.0
07 61.3 0.0 0.0 73.1 8.2 11.2 74.7 20.0 26.8 215.6 59.4 27.6 211.1 0.0 0.0 205.5 0.0 0.0
08 60.8 0.0 0.0 72.2 8.1 11.2 74.4 19.8 26.6 215.0 59.0 27.4 210.2 0.0 0.0 203.8 0.0 0.0
09 61.1 0.0 0.0 73.7 7.9 10.7 74.7 19.9 26.6 215.8 58.9 27.3 210.9 0.0 0.0 205.5 0.0 0.0
10 61.2 0.0 0.0 66.2 0.0 0.0 75.0 20.1 26.8 215.8 58.8 27.2 210.9 0.0 0.0 201.4 0.0 0.0
11 61.4 0.0 0.0 65.6 0.0 0.0 74.8 20.0 26.7 215.6 58.9 27.3 211.0 0.0 0.0 199.6 0.0 0.0
12 61.8 0.0 0.0 66.8 0.0 0.0 74.7 19.9 26.6 215.4 58.8 27.3 211.0 0.0 0.0 201.1 0.0 0.0
13 61.7 0.0 0.0 67.0 0.0 0.0 74.7 19.9 26.6 215.8 58.8 27.2 211.3 0.0 0.0 201.0 0.0 0.0
14 61.7 0.0 0.0 66.8 0.0 0.0 74.6 19.8 26.5 216.6 59.3 27.4 211.3 0.0 0.0 202.8 0.0 0.0
15 61.5 0.0 0.0 65.7 0.0 0.0 74.7 19.9 26.6 216.5 59.4 27.4 211.3 0.0 0.0 199.8 0.0 0.0
16 61.8 0.0 0.0 66.5 0.0 0.0 74.8 20.0 26.7 216.7 59.5 27.5 213.4 0.0 0.0 201.0 0.0 0.0
17 62.1 0.0 0.0 67.4 0.0 0.0 74.7 19.9 26.6 216.3 59.5 27.5 211.4 0.0 0.0 201.6 0.0 0.0
18 62.2 0.0 0.0 66.9 0.0 0.0 74.6 19.9 26.7 216.5 59.6 27.5 211.4 0.0 0.0 205.7 0.0 0.0
19 61.5 0.0 0.0 65.2 0.0 0.0 74.4 19.8 26.6 216.7 59.6 27.5 210.6 0.0 0.0 203.6 0.0 0.0
20 63.1 0.0 0.0 66.9 0.0 0.0 74.5 19.7 26.4 217.0 59.7 27.5 211.3 0.0 0.0 206.3 0.0 0.0
21 63.5 0.0 0.0 66.7 0.0 0.0 74.3 19.6 26.4 216.7 59.8 27.6 211.2 0.0 0.0 205.8 0.0 0.0
22 63.6 0.0 0.0 66.2 0.0 0.0 74.3 19.5 26.2 217.1 59.9 27.6 211.1 0.0 0.0 205.7 0.0 0.0
23 63.5 0.0 0.0 66.5 0.0 0.0 66.4 11.7 17.6 217.4 60.1 27.6 211.1 0.0 0.0 204.6 0.0 0.0
24 63.5 0.2 0.3 66.2 0.0 0.0 64.6 10.0 15.5 217.7 60.3 27.7 210.9 0.0 0.0 206.6 0.0 0.0
24-hour average 62.00.00.0 67.31.31.8 71.817.123.5 215.458.827.3 209.10.00.0 200.80.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/21/2026 01 62.5 7.0 11.2 62.9 8.0 12.7 64.7 10.0 15.5 217.7 60.3 27.7 210.9 0.0 0.0 206.7 0.0 0.0
02 62.0 7.0 11.3 62.2 8.1 13.0 64.7 10.0 15.5 217.1 60.4 27.8 210.3 0.0 0.0 221.6 0.0 0.0
03 62.0 6.9 11.1 61.4 8.2 13.4 64.7 9.9 15.3 217.3 60.6 27.9 213.0 2.7 1.3 224.1 0.0 0.0
04 62.2 6.9 11.1 62.5 8.2 13.1 64.7 9.9 15.3 218.8 61.8 28.2 241.0 30.0 12.4 226.3 0.0 0.0
05 62.4 6.9 11.1 62.8 8.2 13.1 64.8 9.9 15.3 236.2 79.1 33.5 242.5 31.2 12.9 227.6 0.0 0.0
06 61.6 6.9 11.2 62.0 8.3 13.4 64.6 9.9 15.3 237.2 79.6 33.6 256.8 45.0 17.5 226.2 0.0 0.0
07 61.7 6.9 11.2 62.6 8.3 13.3 64.4 9.9 15.4 236.6 79.5 33.6 256.6 45.0 17.5 251.3 24.3 9.7
08 60.3 6.8 11.3 72.6 8.2 11.3 63.9 9.7 15.2 236.1 79.4 33.6 256.2 45.0 17.6 253.2 25.0 9.9
09 61.3 6.8 11.1 74.0 8.2 11.1 64.3 9.8 15.2 237.8 80.8 34.0 257.1 46.1 17.9 254.9 25.0 9.8
10 61.4 6.9 11.2 72.7 8.0 11.0 64.3 9.7 15.1 247.9 90.6 36.5 256.0 45.0 17.6 255.6 25.0 9.8
11 61.7 6.9 11.2 58.9 8.1 13.8 64.5 9.8 15.2 248.2 90.6 36.5 256.1 45.0 17.6 256.9 25.0 9.7
12 61.8 6.8 11.0 57.5 8.1 14.1 64.4 9.7 15.1 248.3 90.7 36.5 255.9 45.0 17.6 258.0 25.0 9.7
13 61.7 6.6 10.7 57.8 8.2 14.2 64.2 9.6 15.0 248.1 90.8 36.6 255.9 45.0 17.6 258.4 25.0 9.7
14 61.7 6.6 10.7 58.1 8.2 14.1 64.4 9.6 14.9 248.4 90.9 36.6 255.5 45.0 17.6 258.7 24.9 9.6
15 61.4 6.5 10.6 58.0 8.3 14.3 64.1 9.6 15.0 248.0 90.9 36.7 254.8 45.0 17.7 250.3 20.0 8.0
16 61.8 6.4 10.4 57.8 8.4 14.5 64.3 9.6 14.9 248.3 90.9 36.6 257.0 45.0 17.5 251.4 20.0 8.0
17 62.2 6.3 10.1 58.8 8.5 14.5 64.5 9.8 15.2 248.3 90.8 36.6 258.8 48.3 18.7 253.0 20.0 7.9
18 62.7 6.2 9.9 73.4 8.4 11.4 64.5 9.7 15.0 247.8 90.7 36.6 260.4 50.2 19.3 249.5 16.0 6.4
19 61.7 6.4 10.4 73.6 8.4 11.4 64.4 9.9 15.4 248.0 90.6 36.5 253.9 50.1 19.7 244.8 10.0 4.1
20 62.1 6.5 10.5 73.3 8.2 11.2 64.5 10.0 15.5 247.0 90.5 36.6 253.0 50.6 20.0 245.7 10.0 4.1
21 67.8 6.4 9.4 72.9 8.2 11.2 64.8 10.1 15.6 248.0 90.2 36.4 261.1 58.0 22.2 246.0 10.0 4.1
22 67.5 6.6 9.8 73.3 8.2 11.2 65.1 10.2 15.7 248.5 90.2 36.3 261.1 58.0 22.2 246.7 10.0 4.1
23 67.9 6.6 9.7 73.1 8.1 11.1 64.8 10.2 15.7 248.3 90.2 36.3 261.7 58.0 22.2 246.5 10.0 4.1
24 67.5 6.6 9.8 73.1 8.1 11.1 64.9 10.3 15.9 248.1 89.8 36.2 261.2 58.0 22.2 246.1 10.0 4.1
24-hour average 62.86.710.7 65.68.212.6 64.59.915.3 240.783.334.5 250.341.316.1 244.114.05.5
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/22/2026 01 68.8 6.7 9.7 69.4 8.1 11.7 64.9 10.3 15.9 248.1 89.6 36.1 261.6 58.0 22.2 246.6 10.0 4.1
02 68.9 6.6 9.6 68.0 8.2 12.1 64.8 10.3 15.9 238.7 80.5 33.7 260.7 58.0 22.2 245.8 10.0 4.1
03 69.3 6.6 9.5 68.1 8.2 12.0 65.0 10.4 16.0 238.0 79.8 33.5 260.7 58.0 22.2 246.5 10.0 4.1
04 69.2 6.6 9.5 68.2 8.3 12.2 64.9 10.4 16.0 237.4 79.6 33.5 260.7 58.0 22.2 246.2 10.0 4.1
05 69.4 6.6 9.5 68.6 8.3 12.1 65.0 10.4 16.0 237.5 79.6 33.5 260.9 58.0 22.2 246.0 10.0 4.1
06 69.2 6.5 9.4 75.8 8.3 10.9 65.0 10.4 16.0 238.0 79.5 33.4 261.5 58.0 22.2 246.2 10.0 4.1
07 68.8 6.6 9.6 84.4 8.2 9.7 74.3 19.8 26.6 237.8 79.5 33.4 260.9 58.0 22.2 245.8 10.0 4.1
08 69.0 6.6 9.6 84.8 8.1 9.6 74.6 20.0 26.8 237.0 79.5 33.5 261.1 58.0 22.2 245.3 10.0 4.1
09 69.0 6.8 9.9 84.7 8.0 9.4 74.5 20.1 27.0 237.2 79.5 33.5 261.2 58.0 22.2 245.5 10.0 4.1
10 68.7 7.0 10.2 84.2 7.8 9.3 74.6 20.2 27.1 236.8 79.6 33.6 260.8 58.0 22.2 245.1 10.0 4.1
11 68.8 7.1 10.3 84.0 7.7 9.2 74.4 20.1 27.0 237.3 79.6 33.5 261.5 58.0 22.2 244.5 10.0 4.1
12 68.9 7.2 10.4 75.1 7.6 10.1 74.5 20.1 27.0 237.2 79.7 33.6 261.8 58.0 22.2 246.4 10.0 4.1
13 69.2 7.3 10.5 75.6 7.6 10.1 74.7 20.1 26.9 237.2 79.8 33.6 262.5 58.0 22.1 246.9 10.0 4.1
14 69.2 7.3 10.5 59.0 7.7 13.1 75.1 20.1 26.8 237.5 79.9 33.6 262.3 58.0 22.1 246.9 10.0 4.1
15 69.4 7.2 10.4 58.5 7.8 13.3 74.9 19.9 26.6 237.2 80.0 33.7 264.2 58.0 22.0 247.0 10.0 4.0
16 69.6 7.1 10.2 59.2 8.3 14.0 74.5 19.8 26.6 237.1 80.1 33.8 262.7 58.0 22.1 247.0 10.0 4.0
17 69.4 7.1 10.2 60.1 8.8 14.6 74.5 19.8 26.6 236.7 80.1 33.8 262.3 58.0 22.1 244.6 10.0 4.1
18 69.7 7.0 10.0 75.7 8.7 11.5 74.6 19.9 26.7 236.2 80.3 34.0 262.5 58.0 22.1 247.4 10.0 4.0
19 68.7 7.1 10.3 76.2 8.6 11.3 74.5 19.9 26.7 236.5 80.3 34.0 261.5 58.0 22.2 247.0 10.0 4.0
20 68.2 7.3 10.7 75.8 8.1 10.7 74.4 19.8 26.6 237.6 80.4 33.8 262.8 58.2 22.1 248.4 10.0 4.0
21 67.8 7.3 10.8 75.7 8.1 10.7 74.3 19.8 26.6 238.2 80.4 33.8 264.8 60.1 22.7 248.2 10.0 4.0
22 68.3 7.5 11.0 75.7 8.0 10.6 74.3 19.8 26.6 238.1 80.5 33.8 264.4 60.1 22.7 247.2 10.0 4.0
23 68.6 7.6 11.1 75.8 8.0 10.6 74.4 19.8 26.6 242.9 85.4 35.2 265.1 60.1 22.7 252.5 14.9 5.9
24 67.9 7.7 11.3 61.0 8.1 13.3 74.2 19.8 26.7 244.9 87.7 35.8 264.8 60.1 22.7 252.0 15.0 6.0
24-hour average 68.97.010.2 72.78.111.3 72.117.524.1 238.480.933.9 262.258.422.3 246.910.44.2
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/23/2026 01 68.5 7.7 11.2 60.1 8.1 13.5 69.4 14.9 21.5 245.5 87.7 35.7 265.4 60.1 22.6 252.6 15.0 5.9
02 66.9 7.6 11.4 60.4 8.3 13.7 69.7 15.1 21.7 245.5 87.7 35.7 265.3 60.1 22.7 253.3 15.0 5.9
03 67.2 7.5 11.2 60.4 8.4 13.9 69.8 15.1 21.6 245.6 87.7 35.7 265.3 60.1 22.7 253.3 15.0 5.9
04 67.6 7.3 10.8 61.0 8.5 13.9 69.7 14.9 21.4 245.3 87.6 35.7 265.3 60.1 22.7 253.7 15.0 5.9
05 66.6 7.2 10.8 60.8 8.7 14.3 69.5 14.9 21.4 245.2 87.7 35.8 264.2 60.1 22.7 253.2 15.0 5.9
06 68.5 7.1 10.4 79.9 8.6 10.8 69.5 14.8 21.3 244.9 87.7 35.8 265.1 60.1 22.7 252.8 15.0 5.9
07 66.3 7.3 11.0 95.3 8.5 8.9 69.8 15.0 21.5 245.0 87.7 35.8 265.5 60.1 22.6 253.5 15.0 5.9
08 61.9 15.1 24.4 95.1 8.1 8.5 69.8 15.4 22.1 244.2 87.7 35.9 262.8 60.1 22.9 231.4 15.0 6.5
09 60.2 18.7 31.1 94.9 7.8 8.2 69.5 20.0 28.8 229.0 88.0 38.4 233.0 60.1 25.8 199.4 27.2 13.6
10 65.0 12.0 18.5 84.4 7.5 8.9 69.8 29.1 41.7 227.6 88.1 38.7 244.8 60.1 24.6 231.1 57.5 24.9
11 70.7 8.3 11.7 65.0 7.5 11.5 70.1 29.5 42.1 228.7 88.2 38.6 249.5 60.1 24.1 235.5 60.0 25.5
12 70.6 8.2 11.6 50.7 7.6 15.0 70.0 29.3 41.9 228.4 88.5 38.7 251.7 60.1 23.9 235.2 60.0 25.5
13 70.9 7.9 11.1 50.4 7.9 15.7 66.0 13.4 20.3 229.1 88.7 38.7 251.9 60.1 23.9 235.7 60.0 25.5
14 70.8 7.8 11.0 50.7 8.1 16.0 64.0 9.5 14.8 229.3 88.8 38.7 251.3 60.1 23.9 234.8 60.0 25.6
15 71.0 7.6 10.7 51.1 8.4 16.4 63.9 9.3 14.6 229.9 88.9 38.7 252.7 60.1 23.8 236.0 60.0 25.4
16 70.8 7.4 10.5 51.5 8.7 16.9 63.8 9.2 14.4 260.2 88.0 33.8 253.0 60.1 23.8 235.9 60.0 25.4
17 70.9 7.3 10.3 67.2 8.8 13.1 63.7 9.1 14.3 267.6 80.6 30.1 252.9 60.1 23.8 235.1 60.0 25.5
18 70.8 7.3 10.3 81.5 8.8 10.8 63.8 9.1 14.3 268.6 80.4 29.9 263.8 52.6 19.9 242.7 67.3 27.7
19 70.4 7.5 10.7 79.5 8.7 10.9 63.6 9.4 14.8 267.9 80.0 29.9 259.9 49.8 19.2 244.6 70.0 28.6
20 70.9 7.6 10.7 80.2 8.6 10.7 63.9 9.6 15.0 268.2 79.7 29.7 260.5 49.8 19.1 244.5 70.0 28.6
21 70.7 7.6 10.7 79.4 8.6 10.8 63.9 9.8 15.3 267.8 79.4 29.6 262.0 49.8 19.0 243.7 70.0 28.7
22 70.8 7.8 11.0 70.6 8.5 12.0 64.0 10.0 15.6 268.4 79.0 29.4 260.8 49.8 19.1 244.5 70.0 28.6
23 69.9 7.7 11.0 70.6 8.5 12.0 64.0 10.0 15.6 268.7 78.6 29.3 260.9 49.8 19.1 244.8 70.0 28.6
24 50.5 7.9 15.6 69.7 8.6 12.3 64.1 10.1 15.8 268.5 78.3 29.2 261.0 49.8 19.1 244.1 70.0 28.7
24-hour average 67.98.612.8 69.68.312.5 66.914.421.3 248.785.234.5 257.957.222.2 241.346.319.4
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/24/2026 01 50.0 7.9 15.8 51.4 8.3 16.1 64.2 10.2 15.9 268.7 78.1 29.1 261.3 49.8 19.1 244.7 70.0 28.6
02 50.0 7.9 15.8 50.4 8.4 16.7 63.9 9.9 15.5 251.0 60.6 24.1 261.2 49.8 19.1 245.2 70.0 28.5
03 50.2 8.1 16.1 50.4 8.4 16.7 64.0 9.8 15.3 229.8 40.2 17.5 261.4 49.8 19.1 245.2 70.0 28.5
04 50.2 8.1 16.1 49.9 8.4 16.8 63.9 9.7 15.2 228.9 40.0 17.5 261.3 49.8 19.1 244.8 70.0 28.6
05 50.2 8.2 16.3 52.0 8.4 16.2 63.8 9.5 14.9 229.6 40.0 17.4 261.3 49.8 19.1 245.1 70.0 28.6
06 51.2 8.3 16.2 66.2 8.2 12.4 63.8 9.4 14.7 229.4 40.2 17.5 261.6 49.8 19.0 245.5 70.0 28.5
07 70.0 8.3 11.9 95.1 7.9 8.3 63.8 9.4 14.7 228.8 40.2 17.6 261.4 49.8 19.1 245.1 70.0 28.6
08 69.4 8.6 12.4 94.7 7.9 8.3 67.2 12.8 19.0 228.6 40.2 17.6 259.7 49.8 19.2 244.7 70.0 28.6
09 43.5 9.0 20.7 68.1 7.8 11.5 78.5 23.8 30.3 228.6 40.2 17.6 254.5 66.7 26.2 243.8 70.0 28.7
10 39.7 9.0 22.7 53.9 7.3 13.5 78.0 22.9 29.4 228.6 40.1 17.5 254.1 63.5 25.0 244.3 70.0 28.7
11 49.7 9.1 18.3 44.7 7.3 16.3 64.9 9.8 15.1 213.8 40.4 18.9 249.5 59.1 23.7 244.6 70.0 28.6
12 50.5 9.5 18.8 45.7 7.4 16.2 64.1 9.4 14.7 212.6 40.6 19.1 251.6 59.5 23.6 244.5 69.5 28.4
13 50.3 9.3 18.5 44.4 7.5 16.9 63.9 9.3 14.6 212.0 40.5 19.1 249.1 59.5 23.9 235.0 60.0 25.5
14 50.3 9.3 18.5 45.9 7.6 16.6 63.6 9.0 14.2 211.6 40.6 19.2 247.9 59.5 24.0 235.4 60.0 25.5
15 50.7 9.6 18.9 45.1 7.6 16.9 63.5 8.8 13.9 211.1 40.5 19.2 249.3 59.5 23.9 235.6 60.0 25.5
16 51.1 9.4 18.4 44.7 7.8 17.4 63.3 8.7 13.7 209.8 40.5 19.3 250.0 59.5 23.8 236.1 60.0 25.4
17 69.9 9.4 13.4 55.8 7.7 13.8 63.0 8.4 13.3 225.9 40.4 17.9 254.7 44.7 17.6 235.5 60.0 25.5
18 71.7 9.5 13.2 77.8 7.9 10.2 63.2 8.4 13.3 227.6 40.5 17.8 251.8 38.4 15.3 236.3 60.0 25.4
19 71.0 9.6 13.5 78.3 7.9 10.1 63.1 8.6 13.6 227.1 40.7 17.9 248.7 38.4 15.4 235.0 60.0 25.5
20 71.4 9.6 13.4 84.0 7.7 9.2 63.5 8.8 13.9 227.6 40.7 17.9 245.1 53.6 21.9 235.7 60.0 25.5
21 70.5 9.7 13.8 80.0 7.7 9.6 63.6 9.0 14.2 227.1 40.7 17.9 252.6 62.0 24.5 234.5 60.0 25.6
22 70.7 9.8 13.9 78.6 7.5 9.5 63.6 9.2 14.5 226.7 40.9 18.0 252.6 62.0 24.5 234.5 60.0 25.6
23 70.9 9.8 13.8 65.7 7.6 11.6 63.8 9.3 14.6 227.1 41.0 18.1 253.3 62.0 24.5 235.8 60.0 25.4
24 71.2 9.8 13.8 55.7 7.7 13.8 63.9 9.3 14.6 227.3 41.1 18.1 251.6 60.6 24.1 235.5 60.0 25.5
24-hour average 58.19.016.0 61.67.813.5 65.110.616.0 226.642.918.8 254.454.521.4 240.165.027.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/25/2026 01 70.2 8.3 11.8 55.7 7.9 14.2 63.7 9.2 14.4 228.7 41.3 18.1 250.2 59.5 23.8 235.7 60.0 25.5
02 67.7 7.6 11.2 55.7 8.1 14.5 63.7 9.1 14.3 229.4 41.4 18.0 250.7 59.5 23.7 235.5 60.0 25.5
03 69.4 7.5 10.8 55.5 8.2 14.8 63.5 9.1 14.3 229.6 41.4 18.0 250.5 59.5 23.8 235.2 60.0 25.5
04 69.3 7.4 10.7 56.4 8.4 14.9 63.5 9.0 14.2 229.8 41.4 18.0 251.0 59.5 23.7 235.0 60.0 25.5
05 69.6 7.4 10.6 66.4 8.4 12.7 63.5 8.9 14.0 229.5 41.4 18.0 251.0 59.5 23.7 235.4 60.0 25.5
06 69.7 7.4 10.6 81.5 8.4 10.3 63.6 9.0 14.2 228.9 41.4 18.1 250.7 59.5 23.7 235.6 60.0 25.5
07 69.3 7.5 10.8 80.6 8.3 10.3 63.8 9.3 14.6 228.7 41.3 18.1 250.3 59.5 23.8 234.7 60.0 25.6
08 69.5 7.6 10.9 80.0 8.2 10.2 63.9 9.4 14.7 228.8 41.2 18.0 249.8 59.5 23.8 235.1 60.0 25.5
09 69.3 7.6 11.0 66.3 8.2 12.4 64.1 9.6 15.0 228.6 41.0 17.9 230.7 59.5 25.8 234.8 60.0 25.6
10 69.4 7.5 10.8 65.5 8.2 12.5 64.1 9.6 15.0 228.8 40.9 17.9 229.7 59.9 26.1 219.4 45.3 20.6
11 69.5 7.5 10.8 65.2 8.3 12.7 64.2 9.6 15.0 229.1 40.9 17.9 231.3 59.8 25.9 219.8 45.0 20.5
12 69.1 7.5 10.9 65.7 8.3 12.6 64.1 9.7 15.1 229.0 40.9 17.9 231.1 59.6 25.8 219.2 45.0 20.5
13 53.1 7.5 14.1 65.8 8.3 12.6 64.0 9.6 15.0 222.9 50.3 22.6 232.3 59.4 25.6 218.3 45.0 20.6
14 52.3 7.5 14.3 65.8 8.1 12.3 64.1 9.7 15.1 227.4 55.1 24.2 232.5 59.8 25.7 218.4 45.0 20.6
15 55.4 7.5 13.5 65.6 8.0 12.2 64.1 9.7 15.1 227.6 55.1 24.2 231.1 59.9 25.9 218.5 45.0 20.6
16 68.3 7.5 11.0 65.6 7.9 12.0 64.2 9.7 15.1 228.0 55.1 24.2 231.3 59.9 25.9 219.0 45.0 20.5
17 66.9 7.4 11.1 66.1 8.0 12.1 64.2 9.7 15.1 228.8 55.2 24.1 232.9 59.1 25.4 219.8 45.0 20.5
18 69.2 7.3 10.5 66.6 8.0 12.0 64.3 9.8 15.2 248.2 60.1 24.2 249.4 20.5 8.2 219.3 45.0 20.5
19 69.3 7.3 10.5 80.2 7.9 9.9 74.5 19.6 26.3 250.4 60.2 24.0 251.1 20.0 8.0 218.4 45.0 20.6
20 69.2 7.5 10.8 80.9 7.9 9.8 75.1 20.1 26.8 250.3 60.2 24.1 251.4 20.0 8.0 217.4 45.0 20.7
21 69.6 7.5 10.8 81.7 7.7 9.4 80.4 25.1 31.2 250.1 60.1 24.0 252.0 20.2 8.0 217.2 45.0 20.7
22 69.3 7.6 11.0 81.6 7.6 9.3 85.6 30.1 35.2 249.8 59.9 24.0 251.7 20.4 8.1 216.0 45.0 20.8
23 69.1 7.7 11.1 79.8 7.4 9.3 85.6 30.1 35.2 250.1 59.9 24.0 251.9 20.4 8.1 215.6 45.0 20.9
24 67.7 7.8 11.5 51.7 7.6 14.7 85.4 30.0 35.1 250.4 60.0 24.0 252.1 20.4 8.1 214.2 45.1 21.1
24-hour average 67.17.511.3 68.68.112.0 68.213.519.0 234.749.421.0 243.648.119.9 224.550.622.5
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/26/2026 01 48.7 7.7 15.8 41.4 7.8 18.8 84.8 29.4 34.7 250.2 59.9 23.9 252.5 20.4 8.1 239.1 70.0 29.3
02 48.1 7.7 16.0 42.1 7.7 18.3 84.0 28.8 34.3 250.5 59.8 23.9 252.3 20.4 8.1 239.5 70.0 29.2
03 48.3 7.9 16.4 41.6 7.9 19.0 83.3 28.6 34.3 250.2 59.7 23.9 252.1 20.1 8.0 239.3 70.0 29.3
04 56.9 7.8 13.7 65.4 7.7 11.8 71.8 17.1 23.8 250.4 59.6 23.8 252.0 19.9 7.9 239.0 70.0 29.3
05 68.4 7.7 11.3 79.6 7.7 9.7 62.7 8.2 13.1 249.8 59.5 23.8 251.5 19.9 7.9 248.1 79.0 31.8
06 69.5 8.0 11.5 80.7 7.6 9.4 63.1 8.3 13.2 249.6 59.2 23.7 251.7 19.9 7.9 250.2 80.0 32.0
07 69.1 8.1 11.7 80.1 7.5 9.4 63.2 8.5 13.4 249.5 58.8 23.6 251.2 21.4 8.5 249.5 80.0 32.1
08 67.2 8.1 12.1 80.2 7.4 9.2 63.2 8.7 13.8 249.4 58.5 23.5 252.2 40.1 15.9 249.8 80.0 32.0
09 63.7 8.3 13.0 79.2 7.3 9.2 63.3 8.9 14.1 250.2 59.2 23.7 253.8 40.4 15.9 250.3 80.0 32.0
10 64.5 8.2 12.7 65.9 7.2 10.9 63.4 9.1 14.4 249.8 59.0 23.6 248.5 40.4 16.3 250.8 80.0 31.9
11 64.6 8.4 13.0 66.0 7.2 10.9 63.4 9.1 14.4 235.9 59.4 25.2 247.7 40.4 16.3 251.6 80.0 31.8
12 78.5 18.5 23.6 65.3 7.2 11.0 63.4 9.1 14.4 234.1 59.4 25.4 248.9 40.4 16.2 251.1 80.0 31.9
13 89.3 29.1 32.6 64.5 7.5 11.6 63.2 9.2 14.6 233.9 59.2 25.3 250.6 40.4 16.1 251.9 80.0 31.8
14 90.3 29.7 32.9 65.2 7.8 12.0 63.2 9.1 14.4 233.8 59.3 25.4 251.1 40.4 16.1 252.4 80.0 31.7
15 91.1 29.6 32.5 65.7 8.1 12.3 63.7 9.2 14.4 234.0 59.2 25.3 251.2 40.4 16.1 253.4 80.0 31.6
16 90.9 29.6 32.6 65.8 8.4 12.8 63.6 9.2 14.5 234.1 59.2 25.3 251.0 40.4 16.1 253.6 80.0 31.5
17 90.8 29.4 32.4 67.7 8.7 12.9 63.4 9.3 14.7 234.2 59.2 25.3 251.6 40.4 16.1 253.2 80.0 31.6
18 91.5 29.0 31.7 81.6 8.8 10.8 64.0 9.3 14.5 247.5 58.9 23.8 254.0 24.6 9.7 255.3 80.0 31.3
19 91.2 29.1 31.9 93.8 8.9 9.5 74.3 19.6 26.4 249.2 58.9 23.6 252.6 20.0 7.9 246.4 71.5 29.0
20 91.6 29.1 31.8 94.9 8.9 9.4 74.8 20.1 26.9 249.2 58.8 23.6 262.8 31.4 11.9 245.2 70.0 28.5
21 91.4 29.1 31.8 95.3 8.9 9.3 75.1 20.3 27.0 249.1 58.8 23.6 264.3 34.9 13.2 245.4 70.0 28.5
22 90.8 29.1 32.0 93.8 8.9 9.5 88.3 33.5 37.9 249.0 58.8 23.6 263.6 34.9 13.2 244.3 70.0 28.7
23 91.1 28.9 31.7 94.9 8.8 9.3 95.5 40.1 42.0 249.8 58.8 23.5 264.7 34.9 13.2 244.7 70.0 28.6
24 90.0 28.8 32.0 94.2 8.8 9.3 96.7 41.4 42.8 250.1 59.1 23.6 264.2 34.9 13.2 244.1 70.0 28.7
24-hour average 76.619.023.2 73.58.011.5 71.516.822.0 245.159.224.2 254.031.712.5 247.875.930.6
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/27/2026 01 90.5 28.7 31.7 95.1 8.7 9.1 97.0 41.9 43.2 250.8 60.1 24.0 264.7 34.9 13.2 244.2 70.0 28.7
02 90.7 28.6 31.5 95.5 8.7 9.1 97.2 42.0 43.2 251.3 60.3 24.0 265.6 34.9 13.1 245.2 70.0 28.5
03 90.6 28.5 31.5 95.8 8.6 9.0 97.2 42.0 43.2 250.9 60.6 24.2 265.7 34.9 13.1 244.5 70.0 28.6
04 89.6 28.4 31.7 98.8 8.6 8.7 96.9 42.0 43.3 250.2 60.8 24.3 265.0 34.9 13.2 243.4 70.0 28.8
05 90.2 28.5 31.6 99.7 8.5 8.5 97.1 42.1 43.4 250.4 60.7 24.2 265.9 34.9 13.1 244.4 70.0 28.6
06 90.5 28.4 31.4 110.8 8.2 7.4 97.0 42.4 43.7 250.2 60.6 24.2 266.3 34.9 13.1 245.0 70.0 28.6
07 90.5 28.6 31.6 112.1 8.0 7.1 99.9 45.2 45.2 250.1 60.3 24.1 265.5 34.9 13.1 244.3 70.0 28.7
08 90.2 28.9 32.0 111.1 7.8 7.0 101.2 46.5 45.9 250.5 60.4 24.1 246.9 34.9 14.1 243.8 70.0 28.7
09 89.6 29.1 32.5 104.5 7.6 7.3 104.7 50.1 47.9 250.8 60.6 24.2 246.4 34.9 14.2 243.7 70.0 28.7
10 89.8 29.2 32.5 98.8 7.5 7.6 106.3 50.1 47.1 250.8 60.5 24.1 246.2 34.9 14.2 244.1 70.0 28.7
11 93.7 33.2 35.4 94.1 7.4 7.9 104.6 50.0 47.8 250.5 60.5 24.2 245.7 34.9 14.2 244.6 70.0 28.6
12 91.9 31.3 34.1 90.8 7.4 8.1 105.9 49.9 47.1 250.7 60.5 24.1 245.9 34.9 14.2 244.8 70.0 28.6
13 91.7 31.1 33.9 90.4 7.5 8.3 104.4 49.8 47.7 250.5 60.3 24.1 245.5 34.9 14.2 245.8 70.0 28.5
14 92.3 30.7 33.3 97.2 7.4 7.6 104.5 49.8 47.7 250.3 60.5 24.2 245.5 34.9 14.2 246.8 70.0 28.4
15 91.8 30.2 32.9 75.4 7.6 10.1 104.4 49.8 47.7 250.4 60.6 24.2 245.2 34.9 14.2 246.8 70.0 28.4
16 91.7 30.1 32.8 70.5 7.8 11.1 95.8 41.3 43.1 249.9 60.6 24.2 256.7 34.9 13.6 246.9 70.0 28.4
17 91.7 29.4 32.1 71.0 8.6 12.1 94.5 39.8 42.1 249.7 60.2 24.1 264.8 34.9 13.2 248.3 70.0 28.2
18 81.8 18.7 22.9 71.9 8.8 12.2 84.6 29.8 35.2 249.0 60.2 24.2 265.1 34.9 13.2 249.1 70.0 28.1
19 81.0 18.2 22.5 82.8 8.6 10.4 84.1 29.6 35.2 249.6 60.2 24.1 266.5 34.9 13.1 247.4 70.0 28.3
20 80.7 18.2 22.6 95.2 8.3 8.7 84.6 30.0 35.5 250.3 60.2 24.1 264.7 34.9 13.2 248.2 70.0 28.2
21 80.8 18.3 22.6 95.5 8.1 8.5 84.8 30.2 35.6 250.1 60.2 24.1 264.8 34.9 13.2 248.2 70.0 28.2
22 80.9 18.4 22.7 95.4 7.9 8.3 85.0 30.4 35.8 250.1 60.3 24.1 265.1 34.9 13.2 248.5 70.0 28.2
23 80.8 18.5 22.9 94.3 7.8 8.3 85.2 30.5 35.8 249.6 60.2 24.1 265.3 34.9 13.2 248.7 70.0 28.1
24 80.5 18.5 23.0 73.1 7.9 10.8 85.4 30.7 35.9 249.9 60.2 24.1 265.4 34.9 13.1 248.1 70.0 28.2
24-hour average 88.126.329.7 92.58.18.9 95.941.142.4 250.360.424.1 258.534.913.5 246.070.028.5
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/28/2026 01 81.0 18.6 23.0 73.0 7.8 10.7 85.2 30.4 35.7 249.7 60.2 24.1 265.1 34.9 13.2 248.3 70.0 28.2
02 80.8 18.5 22.9 74.2 8.0 10.8 85.0 30.3 35.6 249.8 60.2 24.1 265.2 34.9 13.2 247.9 70.0 28.2
03 80.5 18.5 23.0 72.8 8.1 11.1 84.8 30.2 35.6 249.2 60.2 24.2 265.1 34.9 13.2 247.3 70.0 28.3
04 80.8 18.4 22.8 73.9 8.2 11.1 84.7 30.0 35.4 249.5 60.2 24.1 265.1 34.9 13.2 248.0 70.0 28.2
05 80.7 18.4 22.8 84.5 8.2 9.7 84.6 29.9 35.3 249.9 60.1 24.0 264.9 34.9 13.2 247.9 70.0 28.2
06 80.8 18.5 22.9 85.1 8.2 9.6 84.4 29.6 35.1 249.8 60.1 24.1 265.5 34.9 13.1 248.5 70.0 28.2
07 75.9 13.9 18.3 84.7 8.1 9.6 74.9 20.2 27.0 249.4 60.1 24.1 266.1 34.9 13.1 247.6 70.0 28.3
08 75.5 13.7 18.1 80.6 8.1 10.0 74.7 20.1 26.9 249.4 60.1 24.1 249.4 38.7 15.5 248.2 70.0 28.2
09 75.8 13.8 18.2 80.6 8.0 9.9 74.9 20.1 26.8 249.6 60.0 24.0 253.6 43.0 17.0 248.2 70.0 28.2
10 75.3 13.9 18.5 79.3 8.0 10.1 74.4 20.1 27.0 248.8 60.0 24.1 253.8 43.0 16.9 247.4 70.0 28.3
11 75.7 14.0 18.5 79.9 7.9 9.9 74.5 20.1 27.0 249.7 59.9 24.0 253.9 43.0 16.9 248.6 70.0 28.2
12 75.1 13.8 18.4 65.8 8.0 12.2 74.4 20.1 27.0 249.3 59.9 24.0 254.7 43.0 16.9 248.9 70.0 28.1
13 75.9 13.7 18.1 66.3 8.1 12.2 74.5 19.9 26.7 249.6 59.9 24.0 254.7 43.0 16.9 250.3 70.0 28.0
14 75.7 13.7 18.1 64.9 8.2 12.6 74.2 19.8 26.7 249.3 60.0 24.1 253.6 43.0 17.0 250.1 70.0 28.0
15 76.0 13.5 17.8 65.7 8.3 12.6 74.4 19.9 26.7 249.6 60.0 24.0 253.9 43.0 16.9 250.6 70.0 27.9
16 75.9 13.3 17.5 65.9 8.5 12.9 74.4 19.9 26.7 249.4 60.0 24.1 268.2 43.0 16.0 250.7 70.0 27.9
17 76.1 13.2 17.3 66.2 8.6 13.0 74.3 19.8 26.6 247.8 59.9 24.2 257.1 43.0 16.7 250.9 70.0 27.9
18 66.4 13.2 19.9 81.3 8.6 10.6 74.6 19.9 26.7 241.2 60.1 24.9 271.1 43.0 15.9 251.8 70.0 27.8
19 74.7 13.2 17.7 81.2 8.5 10.5 74.6 20.0 26.8 249.3 60.0 24.1 273.1 43.0 15.7 239.5 57.7 24.1
20 76.0 13.3 17.5 81.7 8.4 10.3 74.3 20.0 26.9 249.5 60.1 24.1 272.8 43.0 15.8 234.9 55.0 23.4
21 75.7 13.2 17.4 80.8 8.4 10.4 74.5 20.2 27.1 250.0 60.2 24.1 273.6 43.0 15.7 234.3 55.0 23.5
22 75.9 13.2 17.4 79.8 8.3 10.4 74.6 20.2 27.1 249.9 60.6 24.2 273.7 43.0 15.7 233.2 55.0 23.6
23 70.3 7.7 11.0 94.7 8.1 8.6 74.5 20.1 27.0 249.9 60.8 24.3 274.0 43.0 15.7 232.7 55.0 23.6
24 69.0 6.9 10.0 93.5 7.9 8.4 74.7 20.5 27.4 249.4 60.8 24.4 274.0 43.0 15.7 230.8 55.0 23.8
24-hour average 76.114.318.6 77.48.210.7 77.122.629.0 249.160.124.1 263.440.515.4 245.366.427.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/29/2026 01 69.0 7.1 10.3 67.0 7.9 11.8 74.9 20.8 27.8 249.9 60.8 24.3 270.2 38.6 14.3 231.1 55.0 23.8
02 69.0 6.9 10.0 65.0 7.8 12.0 74.5 20.5 27.5 249.4 60.8 24.4 250.5 19.9 7.9 229.2 55.0 24.0
03 69.0 6.9 10.0 65.0 7.9 12.2 74.7 20.5 27.4 249.5 60.8 24.4 250.9 19.9 7.9 228.5 55.0 24.1
04 69.3 7.0 10.1 65.7 7.9 12.0 74.7 20.4 27.3 249.9 60.8 24.3 251.6 19.9 7.9 228.9 55.0 24.0
05 69.2 6.8 9.8 66.0 8.0 12.1 76.0 20.2 26.6 250.0 60.8 24.3 253.5 19.9 7.9 228.5 55.6 24.3
06 69.1 6.8 9.8 83.1 7.8 9.4 74.6 20.1 26.9 249.5 60.7 24.3 251.5 19.9 7.9 237.0 64.7 27.3
07 68.9 7.0 10.2 80.0 7.8 9.7 74.7 20.1 26.9 249.8 60.6 24.3 251.9 20.1 8.0 237.9 65.0 27.3
08 69.0 7.1 10.3 79.4 7.6 9.6 74.7 20.0 26.8 249.6 60.6 24.3 251.6 20.1 8.0 237.3 65.0 27.4
09 69.0 7.1 10.3 61.1 7.7 12.6 74.6 20.1 26.9 249.1 60.5 24.3 251.2 20.1 8.0 237.5 65.0 27.4
10 68.8 7.1 10.3 61.1 7.7 12.6 75.8 19.9 26.3 249.6 60.4 24.2 251.6 20.1 8.0 237.9 65.0 27.3
11 68.9 7.0 10.2 59.5 7.8 13.1 74.2 19.8 26.7 249.4 60.3 24.2 251.5 20.1 8.0 237.7 65.0 27.3
12 69.2 7.0 10.1 60.2 8.0 13.3 74.4 19.9 26.7 249.7 60.2 24.1 251.6 20.1 8.0 238.0 65.0 27.3
13 69.7 7.0 10.0 60.8 8.0 13.2 74.3 19.7 26.5 242.9 53.2 21.9 253.6 20.1 7.9 238.8 65.0 27.2
14 70.9 6.9 9.7 61.9 8.2 13.2 74.5 19.9 26.7 229.2 40.8 17.8 251.7 20.1 8.0 238.0 65.0 27.3
15 69.6 6.9 9.9 61.6 8.3 13.5 74.5 20.0 26.8 229.1 40.8 17.8 251.6 20.1 8.0 237.7 65.0 27.3
16 69.4 6.9 9.9 62.5 8.4 13.4 74.5 19.9 26.7 229.0 40.9 17.9 251.5 20.1 8.0 237.5 65.0 27.4
17 69.9 6.8 9.7 61.7 8.5 13.8 74.6 19.9 26.7 229.5 40.8 17.8 252.0 20.1 8.0 238.5 65.0 27.3
18 71.4 6.8 9.5 81.1 8.4 10.4 74.3 19.7 26.5 228.8 40.4 17.7 252.1 20.1 8.0 237.7 65.0 27.3
19 69.7 7.0 10.0 80.8 8.4 10.4 74.6 19.9 26.7 229.2 40.4 17.6 254.2 20.1 7.9 237.0 65.0 27.4
20 69.8 7.0 10.0 80.9 8.2 10.1 74.6 20.0 26.8 229.4 40.4 17.6 252.4 20.1 8.0 237.5 65.0 27.4
21 69.4 7.0 10.1 81.2 8.1 10.0 74.6 20.0 26.8 228.7 40.4 17.7 252.1 20.1 8.0 237.2 65.0 27.4
22 69.5 7.2 10.4 80.7 8.0 9.9 74.8 20.2 27.0 228.9 40.0 17.5 252.1 19.7 7.8 237.7 65.0 27.3
23 68.9 7.2 10.4 79.4 7.8 9.8 74.5 20.2 27.1 208.4 21.9 10.5 240.5 9.8 4.1 235.8 65.0 27.6
24 68.8 7.3 10.6 65.3 7.9 12.1 74.7 20.4 27.3 207.4 20.7 10.0 241.9 9.8 4.1 237.0 65.0 27.4
24-hour average 69.47.010.1 69.68.011.7 74.720.126.9 238.249.520.5 251.820.07.9 235.862.926.7
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/30/2026 01 69.3 7.2 10.4 65.1 7.8 12.0 74.6 20.2 27.1 207.3 20.7 10.0 241.7 9.8 4.1 236.8 65.0 27.4
02 69.7 7.1 10.2 65.5 8.0 12.2 74.7 20.1 26.9 208.0 20.9 10.0 241.9 9.8 4.1 238.5 65.0 27.3
03 69.2 7.1 10.3 64.9 8.0 12.3 74.5 20.0 26.8 207.1 21.0 10.1 241.7 9.8 4.1 237.5 65.0 27.4
04 69.6 7.0 10.1 64.8 8.1 12.5 74.5 19.9 26.7 207.7 20.9 10.1 241.3 9.8 4.1 238.1 65.0 27.3
05 69.6 6.9 9.9 65.4 8.1 12.4 74.4 19.8 26.6 207.6 21.0 10.1 241.0 9.8 4.1 223.2 50.0 22.4
06 69.6 7.1 10.2 79.8 8.0 10.0 74.4 19.8 26.6 206.6 21.1 10.2 241.5 9.8 4.1 222.3 50.0 22.5
07 77.6 15.0 19.3 81.3 8.0 9.8 74.8 20.1 26.9 212.0 26.2 12.4 239.7 9.8 4.1 222.5 50.0 22.5
08 79.2 16.9 21.3 80.4 8.0 10.0 74.6 20.0 26.8 216.8 30.3 14.0 219.0 9.8 4.5 222.1 50.0 22.5
09 78.9 17.0 21.5 79.5 8.0 10.1 74.5 20.0 26.8 217.1 30.3 14.0 217.6 9.8 4.5 222.2 50.0 22.5
10 79.2 17.2 21.7 79.7 8.0 10.0 74.5 20.1 27.0 216.4 30.4 14.0 217.9 9.8 4.5 221.7 50.0 22.6
11 79.0 17.3 21.9 79.2 8.0 10.1 74.6 20.2 27.1 215.5 30.5 14.2 219.3 9.8 4.5 221.3 50.0 22.6
12 79.3 17.3 21.8 65.9 8.1 12.3 74.6 20.1 26.9 216.4 30.4 14.0 219.0 9.8 4.5 222.9 50.0 22.4
13 79.9 17.1 21.4 66.5 8.2 12.3 74.4 19.8 26.6 216.8 30.3 14.0 219.3 9.8 4.5 223.0 50.0 22.4
14 79.6 17.0 21.4 66.2 8.4 12.7 74.3 19.9 26.8 216.3 30.3 14.0 219.0 9.8 4.5 223.2 50.0 22.4
15 79.6 16.8 21.1 65.9 8.6 13.1 74.4 19.9 26.7 216.3 30.3 14.0 218.9 9.8 4.5 223.6 50.0 22.4
16 79.4 16.6 20.9 67.0 8.7 13.0 74.6 19.9 26.7 216.9 30.2 13.9 226.6 9.8 4.3 223.9 50.0 22.3
17 79.4 16.3 20.5 85.5 8.7 10.2 74.6 20.0 26.8 216.2 30.2 14.0 240.3 9.8 4.1 224.4 50.0 22.3
18 79.3 16.3 20.6 85.8 8.7 10.1 74.9 20.2 27.0 217.3 30.2 13.9 239.7 9.8 4.1 224.9 50.0 22.2
19 79.7 16.4 20.6 86.3 8.6 10.0 75.2 20.4 27.1 218.0 30.1 13.8 240.2 9.8 4.1 224.9 50.0 22.2
20 79.8 16.4 20.6 86.4 8.6 10.0 75.3 20.5 27.2 217.9 30.0 13.8 240.2 9.8 4.1 224.9 50.0 22.2
21 79.6 16.6 20.9 86.9 8.5 9.8 75.3 20.7 27.5 217.5 29.9 13.7 240.2 9.8 4.1 223.7 50.0 22.4
22 79.8 16.7 20.9 86.3 8.4 9.7 75.2 20.5 27.3 217.8 29.9 13.7 240.1 9.7 4.0 224.6 50.0 22.3
23 79.6 16.8 21.1 85.7 8.4 9.8 75.2 20.4 27.1 217.1 29.8 13.7 239.5 9.7 4.1 223.2 50.0 22.4
24 79.2 16.8 21.2 85.1 8.3 9.8 75.3 20.6 27.4 216.9 29.7 13.7 238.3 9.7 4.1 222.8 50.0 22.4
24-hour average 76.914.318.3 76.08.311.0 74.720.126.9 214.327.712.9 232.79.84.2 225.752.523.2
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 		 Total
(KCFS)		 Spill
(KCFS)		 % Spill
 
03/31/2026 01 79.0 16.8 21.3 80.6 8.3 10.3 84.4 29.8 35.3 217.4 29.5 13.6 226.0 9.7 4.3 222.5 50.0 22.5
02 79.1 16.5 20.9 80.4 8.2 10.2 84.7 30.1 35.5 217.7 29.5 13.6 224.2 9.7 4.3 222.6 50.0 22.5
03 78.7 16.3 20.7 80.1 8.3 10.4 84.7 30.0 35.4 218.0 29.6 13.6 225.4 9.7 4.3 223.1 50.0 22.4
04 78.9 16.2 20.5 81.4 8.2 10.1 84.9 30.0 35.3 239.8 49.9 20.8 228.1 9.7 4.3 224.3 50.0 22.3
05 78.8 16.0 20.3 80.8 8.2 10.1 85.0 30.2 35.5 240.4 50.2 20.9 238.6 9.7 4.1 224.6 50.0 22.3
06 79.1 15.7 19.8 85.2 8.2 9.6 84.8 30.0 35.4 240.7 50.2 20.9 238.7 9.7 4.1 224.7 50.0 22.3
07 78.9 15.7 19.9 87.0 8.1 9.3 84.8 30.0 35.4 240.6 50.0 20.8 242.4 9.7 4.0 223.9 50.0 22.3
08 78.5 15.7 20.0 91.9 8.0 8.7 84.8 30.0 35.4 239.5 49.9 20.8 238.6 9.7 4.1 224.5 50.0 22.3
09 78.4 15.7 20.0 90.2 7.9 8.8 84.7 30.1 35.5 240.5 49.9 20.7 240.1 9.7 4.0 224.0 50.0 22.3
10 78.3 15.8 20.2 87.9 7.7 8.8 84.8 30.0 35.4 239.6 49.9 20.8 239.3 9.7 4.1 224.6 50.0 22.3
11 78.3 15.8 20.2 85.7 7.7 9.0 84.8 30.0 35.4 239.8 49.9 20.8 240.4 9.7 4.0 224.5 50.0 22.3
12 78.0 15.8 20.3 85.1 7.6 8.9 84.6 30.1 35.6 239.9 49.9 20.8 239.4 9.7 4.1 224.5 50.0 22.3
13 78.1 15.9 20.4 84.9 7.5 8.8 84.7 30.1 35.5 240.1 49.9 20.8 241.2 9.8 4.1 225.0 50.0 22.2
14 78.0 15.9 20.4 84.9 7.4 8.7 84.6 30.1 35.6 239.6 50.0 20.9 238.8 9.8 4.1 224.7 50.0 22.3
15 78.3 15.7 20.1 70.6 7.5 10.6 86.3 30.2 35.0 240.0 50.0 20.8 242.1 9.8 4.0 224.4 50.0 22.3
16 78.4 15.8 20.2 68.9 7.5 10.9 84.6 30.0 35.5 239.9 50.1 20.9 239.3 9.8 4.1 224.3 50.0 22.3
17 78.4 15.6 19.9 69.0 7.7 11.2 84.6 29.9 35.3 239.8 50.2 20.9 239.6 9.8 4.1 224.4 50.0 22.3
18 78.5 15.6 19.9 69.3 7.8 11.3 84.6 29.9 35.3 239.7 50.3 21.0 239.5 9.8 4.1 224.2 50.0 22.3
19 78.4 15.5 19.8 84.0 7.8 9.3 84.6 29.9 35.3 239.3 50.4 21.1 240.0 9.8 4.1 223.8 50.0 22.3
20 77.9 15.5 19.9 84.3 7.8 9.3 84.9 30.2 35.6 239.5 50.4 21.0 242.2 9.8 4.0 223.0 50.0 22.4
21 79.0 15.5 19.6 84.0 7.7 9.2 84.8 30.2 35.6 239.5 50.5 21.1 242.5 9.8 4.0 222.8 50.0 22.4
22 78.7 15.5 19.7 85.1 7.6 8.9 84.8 30.2 35.6 240.4 50.5 21.0 240.4 9.8 4.1 224.0 50.0 22.3
23 78.6 15.5 19.7 83.1 7.6 9.1 84.8 30.2 35.6 240.3 50.5 21.0 239.6 9.8 4.1 223.3 50.0 22.4
24 78.5 15.3 19.5 75.3 7.6 10.1 84.7 30.0 35.4 240.8 50.6 21.0 240.5 9.8 4.1 223.4 50.0 22.4
24-hour average 78.515.820.1 81.77.89.6 84.830.135.4 237.247.620.0 237.89.84.1 224.050.022.3
 

NOTICE: This report is based on raw, unverified data.
Nighttime1 average defined from 1900 - 0600 (JDA only, from April 10 - May 15)
Nighttime2 average defined from 2000 - 0600 (JDA only, from May 15 - June 30)
24-hour average defined from 0100 - 2400 (All projects)
Generated 2026-04-01 12:30:22