Average spill - April 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
 
04/01/2026 01 78.3 15.2 19.4 60.7 7.8 12.9 84.5 29.9 35.4 239.8 50.2 20.9 215.2 9.8 4.6 222.4 50.0 22.5
02 78.5 15.1 19.2 61.1 7.9 12.9 75.3 20.7 27.5 239.9 50.1 20.9 213.8 9.8 4.6 223.1 50.0 22.4
03 81.0 16.0 19.8 60.1 8.2 13.6 74.6 20.1 26.9 240.6 50.1 20.8 210.6 9.8 4.7 223.8 50.0 22.3
04 78.7 15.1 19.2 60.1 8.4 14.0 74.5 20.0 26.8 240.6 49.9 20.7 209.1 9.8 4.7 223.6 50.0 22.4
05 70.3 6.6 9.4 69.8 8.6 12.3 74.4 19.9 26.7 240.9 49.8 20.7 209.9 9.8 4.7 224.2 50.0 22.3
06 70.1 6.4 9.1 84.4 8.4 10.0 74.6 20.1 26.9 228.3 37.6 16.5 235.9 9.8 4.2 225.0 50.0 22.2
07 69.9 6.5 9.3 84.4 8.4 10.0 74.7 20.2 27.0 219.9 30.1 13.7 238.5 9.8 4.1 225.8 50.0 22.1
08 69.9 6.6 9.4 84.5 8.2 9.7 74.8 20.4 27.3 220.1 29.9 13.6 237.2 9.8 4.1 227.0 50.0 22.0
09 69.6 6.7 9.6 69.5 8.2 11.8 75.2 20.5 27.3 220.4 29.9 13.6 239.5 9.8 4.1 227.7 50.0 22.0
10 69.3 6.8 9.8 71.1 8.1 11.4 74.6 20.2 27.1 219.1 30.0 13.7 236.7 9.8 4.1 226.0 50.0 22.1
11 72.9 9.5 13.0 70.5 8.1 11.5 74.6 20.1 26.9 219.8 29.9 13.6 240.0 9.8 4.1 227.7 50.0 22.0
12 72.6 9.4 12.9 69.5 8.2 11.8 74.5 20.2 27.1 219.7 29.9 13.6 240.9 9.8 4.1 226.7 50.0 22.1
13 72.5 9.4 13.0 69.7 8.2 11.8 76.4 22.0 28.8 219.3 29.9 13.6 239.4 9.8 4.1 226.5 50.0 22.1
14 72.6 9.3 12.8 69.8 8.3 11.9 76.4 22.0 28.8 219.4 30.0 13.7 241.6 9.8 4.1 226.2 50.0 22.1
15 72.5 9.3 12.8 68.8 8.3 12.1 76.3 21.9 28.7 219.2 30.1 13.7 240.1 9.8 4.1 226.4 50.0 22.1
16 72.2 9.0 12.5 69.4 8.4 12.1 76.3 21.8 28.6 218.8 30.2 13.8 241.5 9.8 4.1 226.3 50.0 22.1
17 69.6 6.2 8.9 85.3 8.3 9.7 76.4 21.9 28.7 219.1 30.3 13.8 241.9 9.8 4.1 227.0 50.0 22.0
18 70.0 6.4 9.1 86.8 8.2 9.4 78.0 22.0 28.2 219.2 30.3 13.8 238.9 9.8 4.1 226.8 50.0 22.0
19 70.5 7.0 9.9 83.3 8.0 9.6 76.8 22.2 28.9 219.4 30.3 13.8 240.9 9.8 4.1 225.3 50.0 22.2
20 70.4 7.0 9.9 84.4 7.8 9.2 78.7 22.2 28.2 219.3 30.6 14.0 238.5 9.8 4.1 226.3 50.0 22.1
21 70.6 7.0 9.9 82.2 7.7 9.4 79.0 22.2 28.1 219.1 30.6 14.0 236.2 9.8 4.1 226.2 50.0 22.1
22 70.5 6.9 9.8 85.6 7.6 8.9 78.9 22.1 28.0 219.2 30.6 14.0 240.7 9.8 4.1 226.1 50.0 22.1
23 69.6 6.9 9.9 75.7 7.6 10.0 75.3 20.2 26.8 218.7 30.4 13.9 231.4 9.8 4.2 225.8 50.0 22.1
24 67.9 7.0 10.3 65.7 7.5 11.4 76.8 20.1 26.2 218.4 29.9 13.7 211.6 9.8 4.6 221.0 45.9 20.8
24-hour average 72.18.812.0 73.98.111.1 76.321.428.0 224.134.615.3 232.19.84.2 225.549.822.1
 
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
 
04/02/2026 01 66.6 6.9 10.4 63.5 7.6 12.0 75.0 19.9 26.5 218.7 29.9 13.7 204.7 9.8 4.8 220.5 45.0 20.4
02 64.3 6.8 10.6 62.9 7.6 12.1 75.0 19.8 26.4 218.5 30.0 13.7 198.0 9.8 4.9 220.5 45.0 20.4
03 64.0 6.9 10.8 65.0 7.6 11.7 74.9 19.9 26.6 218.9 30.1 13.8 202.6 9.8 4.8 221.1 45.0 20.4
04 65.5 6.8 10.4 64.3 7.6 11.8 74.8 19.8 26.5 218.4 30.1 13.8 201.9 9.8 4.9 222.2 45.0 20.3
05 64.3 6.9 10.7 63.8 7.6 11.9 74.5 19.9 26.7 219.1 30.1 13.7 217.2 9.8 4.5 222.9 45.0 20.2
06 70.0 6.8 9.7 79.5 7.4 9.3 74.5 19.9 26.7 218.9 30.1 13.8 236.1 9.8 4.2 223.4 45.0 20.1
07 70.0 6.9 9.9 80.3 7.5 9.3 74.6 20.1 26.9 205.1 30.1 14.7 238.1 9.8 4.1 223.9 45.0 20.1
08 70.2 7.0 10.0 79.7 7.3 9.2 74.5 20.0 26.8 203.4 30.1 14.8 236.2 9.8 4.1 223.9 45.0 20.1
09 69.8 6.8 9.7 70.1 7.3 10.4 74.4 20.0 26.9 203.1 30.1 14.8 211.2 9.8 4.6 223.0 44.9 20.1
10 69.8 6.9 9.9 67.8 7.3 10.8 74.4 20.0 26.9 203.2 30.0 14.8 209.7 9.8 4.7 202.4 25.0 12.4
11 69.6 6.9 9.9 68.0 7.4 10.9 74.3 19.9 26.8 203.4 30.0 14.7 213.0 9.7 4.6 202.3 25.0 12.4
12 61.0 7.0 11.5 68.5 7.4 10.8 74.3 20.0 26.9 202.8 30.0 14.8 211.5 9.7 4.6 201.8 24.6 12.2
13 67.7 6.9 10.2 64.0 7.2 11.3 69.6 15.3 22.0 200.4 30.1 15.0 198.3 9.7 4.9 192.0 15.0 7.8
14 67.4 6.9 10.2 63.4 7.4 11.7 69.2 15.0 21.7 201.9 30.1 14.9 197.2 9.8 5.0 191.9 15.0 7.8
15 67.7 6.9 10.2 66.6 7.4 11.1 69.4 14.9 21.5 202.1 30.0 14.8 200.8 9.7 4.8 192.2 15.0 7.8
16 67.1 6.9 10.3 62.8 7.5 11.9 69.4 15.0 21.6 204.5 21.5 10.5 203.4 9.7 4.8 192.5 15.0 7.8
17 67.2 6.9 10.3 61.5 7.5 12.2 69.5 15.0 21.6 201.3 15.3 7.6 199.7 9.7 4.9 192.5 15.0 7.8
18 66.8 6.8 10.2 61.0 7.6 12.5 70.0 15.0 21.4 201.6 15.1 7.5 199.7 9.7 4.9 191.5 15.0 7.8
19 70.1 6.8 9.7 75.3 7.5 10.0 70.4 15.0 21.3 201.9 15.0 7.4 215.0 9.8 4.6 191.7 15.0 7.8
20 70.4 6.9 9.8 75.2 7.6 10.1 70.5 15.1 21.4 202.4 15.0 7.4 214.2 9.8 4.6 191.1 15.0 7.8
21 70.2 6.9 9.8 75.5 7.5 9.9 71.6 14.9 20.8 202.5 15.0 7.4 213.2 9.8 4.6 190.8 15.0 7.9
22 66.5 7.0 10.5 71.0 7.5 10.6 70.3 15.0 21.3 202.1 15.0 7.4 200.7 9.8 4.9 190.1 15.0 7.9
23 64.5 7.0 10.9 69.5 7.4 10.6 70.3 15.0 21.3 202.4 14.9 7.4 197.6 9.8 5.0 189.0 15.0 7.9
24 63.3 7.4 11.7 70.6 9.7 13.7 69.6 15.6 22.4 202.6 14.9 7.4 198.5 9.8 4.9 189.2 15.0 7.9
24-hour average 67.26.910.3 68.77.611.1 72.317.524.1 206.624.711.9 209.19.84.7 204.327.513.0
 
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
 
04/03/2026 01 74.6 57.6 77.2 76.5 61.2 80.0 75.9 59.5 78.4 202.6 14.8 7.3 198.1 9.8 4.9 189.6 15.0 7.9
02 76.6 63.2 82.5 76.0 63.0 82.9 75.9 62.1 81.8 202.8 14.7 7.2 199.8 9.8 4.9 188.6 15.0 8.0
03 78.1 63.3 81.0 76.2 63.1 82.8 76.0 62.1 81.7 203.0 14.7 7.2 200.6 9.8 4.9 189.1 15.0 7.9
04 76.6 63.3 82.6 76.0 62.9 82.8 76.0 62.2 81.8 203.1 14.8 7.3 197.9 9.8 5.0 188.7 15.0 7.9
05 76.5 63.1 82.5 73.8 60.7 82.2 76.0 62.1 81.7 202.9 14.9 7.3 221.6 9.8 4.4 189.2 15.0 7.9
06 74.7 61.3 82.1 73.9 60.8 82.3 75.7 61.9 81.8 203.0 14.8 7.3 221.9 9.8 4.4 189.1 15.0 7.9
07 74.4 61.3 82.4 74.3 61.3 82.5 75.8 62.0 81.8 202.8 14.8 7.3 225.1 9.8 4.4 196.7 24.8 12.6
08 74.0 61.3 82.8 74.1 61.0 82.3 75.9 62.0 81.7 202.8 14.7 7.2 222.5 9.8 4.4 199.2 27.2 13.7
09 74.1 61.2 82.6 75.8 61.1 80.6 75.9 62.1 81.8 202.1 14.7 7.3 222.6 9.8 4.4 203.9 31.7 15.5
10 74.0 61.2 82.7 74.2 61.1 82.3 76.0 62.1 81.7 202.2 14.7 7.3 219.2 9.8 4.5 212.1 40.0 18.9
11 73.9 61.1 82.7 72.2 59.0 81.7 75.9 62.1 81.8 202.2 14.7 7.3 191.7 9.8 5.1 213.2 40.0 18.8
12 73.9 61.1 82.7 72.1 59.0 81.8 76.0 62.2 81.8 202.1 14.7 7.3 195.6 9.8 5.0 212.4 40.0 18.8
13 66.8 54.0 80.8 65.7 52.7 80.2 75.9 62.2 81.9 202.0 14.7 7.3 195.2 9.8 5.0 213.1 40.0 18.8
14 66.7 53.8 80.7 65.6 52.5 80.0 75.8 62.0 81.8 202.0 14.7 7.3 192.1 9.8 5.1 213.9 40.0 18.7
15 66.8 53.9 80.7 65.5 52.4 80.0 75.8 61.9 81.7 202.1 14.7 7.3 190.8 9.8 5.1 215.6 40.0 18.6
16 66.8 53.8 80.5 65.9 52.7 80.0 75.8 61.9 81.7 202.2 14.8 7.3 196.1 9.8 5.0 216.2 40.0 18.5
17 66.6 53.7 80.6 65.8 52.8 80.2 75.7 61.8 81.6 201.8 14.8 7.3 219.5 9.8 4.5 211.4 35.1 16.6
18 66.7 53.8 80.7 62.2 49.0 78.8 75.6 61.7 81.6 201.6 14.8 7.3 217.9 9.8 4.5 206.7 28.9 14.0
19 67.0 54.0 80.6 62.2 49.0 78.8 66.7 52.9 79.3 201.6 14.8 7.3 222.4 9.8 4.4 202.1 25.0 12.4
20 66.9 54.1 80.9 62.1 49.1 79.1 66.6 53.0 79.6 202.1 14.8 7.3 223.0 9.8 4.4 201.3 25.0 12.4
21 67.0 54.1 80.7 62.1 49.0 78.9 66.7 53.0 79.5 202.4 14.8 7.3 224.5 9.8 4.4 201.3 25.0 12.4
22 68.6 54.3 79.2 62.1 49.0 78.9 66.7 53.0 79.5 202.1 14.7 7.3 224.4 9.8 4.4 201.3 25.0 12.4
23 67.2 54.3 80.8 62.0 48.9 78.9 66.6 52.9 79.4 202.4 14.8 7.3 222.8 9.8 4.4 200.0 25.0 12.5
24 67.2 54.3 80.8 62.0 49.0 79.0 66.6 52.9 79.4 202.5 14.9 7.4 223.4 9.8 4.4 199.8 25.0 12.5
24-hour average 71.157.881.3 69.155.880.7 73.659.781.0 202.314.87.3 211.29.84.7 202.327.813.6
 
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
 
04/04/2026 01 67.3 54.5 81.0 61.9 48.9 79.0 66.6 52.9 79.4 202.2 14.8 7.3 210.7 9.8 4.7 198.3 25.0 12.6
02 67.3 54.5 81.0 61.8 48.9 79.1 66.6 52.9 79.4 202.8 14.9 7.3 208.0 9.8 4.7 198.8 25.0 12.6
03 67.1 54.3 80.9 63.3 49.0 77.4 66.7 53.0 79.5 201.8 13.7 6.8 209.1 9.8 4.7 198.9 25.0 12.6
04 67.3 54.4 80.8 61.9 49.1 79.3 66.7 53.0 79.5 197.5 9.3 4.7 206.5 9.8 4.7 198.2 25.0 12.6
05 67.3 54.4 80.8 62.0 49.2 79.4 66.7 52.9 79.3 197.8 9.3 4.7 207.6 9.8 4.7 198.6 25.0 12.6
06 68.4 55.4 81.0 65.6 52.6 80.2 68.9 55.2 80.1 197.2 9.3 4.7 213.4 9.8 4.6 198.9 25.0 12.6
07 69.1 56.3 81.5 69.9 57.0 81.5 72.6 58.8 81.0 196.8 9.3 4.7 213.9 9.8 4.6 197.5 25.0 12.7
08 69.2 56.4 81.5 69.7 56.8 81.5 72.8 59.1 81.2 196.7 9.3 4.7 217.5 9.8 4.5 197.3 25.0 12.7
09 69.4 56.4 81.3 69.7 56.8 81.5 72.7 58.9 81.0 196.9 9.4 4.8 196.2 9.8 5.0 197.0 25.0 12.7
10 69.2 56.4 81.5 69.7 56.9 81.6 72.8 59.0 81.0 196.7 9.4 4.8 199.0 9.8 4.9 201.3 29.9 14.9
11 69.3 56.5 81.5 69.7 56.7 81.3 72.9 59.1 81.1 197.1 9.4 4.8 198.6 9.8 4.9 202.6 30.0 14.8
12 69.4 56.5 81.4 69.7 56.7 81.3 72.9 59.1 81.1 197.0 9.5 4.8 196.6 9.8 5.0 202.0 30.0 14.9
13 69.4 56.5 81.4 69.6 56.6 81.3 72.9 59.2 81.2 196.7 9.5 4.8 197.0 9.8 5.0 202.0 30.0 14.9
14 69.3 56.4 81.4 69.4 56.6 81.6 72.9 59.1 81.1 196.7 9.6 4.9 196.0 9.8 5.0 202.7 30.0 14.8
15 69.0 56.2 81.4 69.9 57.0 81.5 72.8 59.0 81.0 196.6 9.6 4.9 197.2 9.8 5.0 202.1 30.0 14.8
16 69.0 56.2 81.4 69.7 56.9 81.6 72.8 59.1 81.2 196.5 9.6 4.9 196.7 9.8 5.0 202.2 30.0 14.8
17 69.0 56.1 81.3 70.0 57.0 81.4 74.8 61.0 81.6 196.8 9.6 4.9 195.1 9.8 5.0 202.9 30.0 14.8
18 69.0 56.1 81.3 70.0 57.0 81.4 74.8 61.0 81.6 196.1 9.7 4.9 201.1 9.8 4.9 203.4 30.0 14.7
19 68.8 55.9 81.3 70.0 56.9 81.3 74.8 61.0 81.6 196.4 9.7 4.9 213.3 9.8 4.6 203.6 30.0 14.7
20 68.9 56.0 81.3 69.9 56.9 81.4 74.8 61.0 81.6 196.8 9.7 4.9 213.2 9.8 4.6 203.6 30.0 14.7
21 69.1 56.1 81.2 70.0 56.9 81.3 74.9 61.0 81.4 196.7 9.6 4.9 214.1 9.8 4.6 204.6 30.0 14.7
22 70.7 56.3 79.6 69.9 56.9 81.4 74.8 61.0 81.6 196.5 9.6 4.9 219.4 9.8 4.5 204.5 30.0 14.7
23 69.1 56.3 81.5 69.8 56.8 81.4 74.8 60.9 81.4 196.7 9.6 4.9 219.5 9.8 4.5 202.8 30.0 14.8
24 69.1 56.2 81.3 70.0 57.0 81.4 74.8 61.0 81.6 196.7 9.6 4.9 216.5 9.8 4.5 203.2 30.0 14.8
24-hour average 68.855.881.2 68.055.080.8 72.058.380.8 197.510.15.1 206.59.84.8 201.128.114.0
 
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
 
04/05/2026 01 69.2 56.3 81.4 71.3 57.1 80.1 74.8 61.0 81.6 196.8 9.6 4.9 207.5 9.8 4.7 203.2 30.0 14.8
02 69.2 56.3 81.4 69.8 57.0 81.7 74.9 61.1 81.6 197.0 9.6 4.9 203.4 9.8 4.8 202.9 30.0 14.8
03 69.1 56.2 81.3 69.9 57.1 81.7 74.8 61.0 81.6 197.1 9.5 4.8 204.3 9.8 4.8 202.6 30.0 14.8
04 69.1 56.3 81.5 69.7 56.9 81.6 76.3 61.0 79.9 197.2 9.5 4.8 207.3 9.8 4.7 202.5 30.0 14.8
05 69.0 56.3 81.6 69.7 56.9 81.6 74.5 61.0 81.9 196.9 9.5 4.8 214.3 9.8 4.6 203.1 30.0 14.8
06 69.1 56.3 81.5 69.7 56.9 81.6 74.6 61.0 81.8 197.1 9.5 4.8 216.1 9.8 4.5 203.2 30.0 14.8
07 69.0 56.3 81.6 69.6 56.9 81.8 74.5 61.0 81.9 196.3 9.5 4.8 214.0 9.8 4.6 201.1 30.0 14.9
08 65.2 52.4 80.4 63.6 50.9 80.0 74.5 61.0 81.9 196.6 9.4 4.8 216.9 9.8 4.5 201.5 30.0 14.9
09 65.2 52.4 80.4 63.6 50.8 79.9 74.4 60.9 81.9 196.4 9.4 4.8 204.3 9.8 4.8 201.5 30.0 14.9
10 65.2 52.4 80.4 63.9 51.1 80.0 74.3 60.8 81.8 196.7 9.5 4.8 206.1 9.8 4.8 201.3 30.0 14.9
11 65.0 52.3 80.5 64.0 51.2 80.0 75.9 60.9 80.2 196.4 9.5 4.8 205.1 9.8 4.8 201.2 30.0 14.9
12 65.0 52.1 80.2 64.0 51.3 80.2 74.5 61.0 81.9 196.6 9.5 4.8 206.8 9.8 4.7 201.5 30.0 14.9
13 61.1 48.4 79.2 59.7 46.9 78.6 74.0 60.5 81.8 196.5 9.6 4.9 205.0 9.8 4.8 201.6 30.0 14.9
14 61.2 48.3 78.9 58.8 46.0 78.2 61.4 47.9 78.0 196.6 9.6 4.9 206.9 9.8 4.7 201.7 30.0 14.9
15 61.2 48.4 79.1 58.8 46.0 78.2 61.3 47.8 78.0 196.8 9.7 4.9 205.4 9.8 4.8 201.7 30.0 14.9
16 61.2 48.3 78.9 60.2 46.0 76.4 61.3 47.9 78.1 196.6 9.6 4.9 208.8 9.8 4.7 201.3 30.0 14.9
17 61.3 48.5 79.1 58.9 46.1 78.3 61.3 47.9 78.1 196.8 9.6 4.9 207.3 9.8 4.7 201.1 30.0 14.9
18 62.8 48.5 77.2 59.0 46.2 78.3 61.3 47.9 78.1 196.5 9.6 4.9 223.7 9.8 4.4 201.3 30.0 14.9
19 61.3 48.5 79.1 58.5 45.7 78.1 61.3 47.9 78.1 196.0 9.5 4.8 220.4 9.8 4.4 200.1 30.0 15.0
20 61.3 48.4 79.0 58.7 46.0 78.4 61.3 47.9 78.1 196.7 9.5 4.8 225.8 9.8 4.3 220.9 49.8 22.5
21 61.3 48.4 79.0 58.7 45.9 78.2 61.3 48.0 78.3 196.9 9.5 4.8 223.0 9.8 4.4 222.1 50.0 22.5
22 61.4 48.6 79.2 58.8 46.1 78.4 61.3 48.0 78.3 196.5 9.4 4.8 226.3 9.8 4.3 222.2 50.0 22.5
23 61.4 48.6 79.2 59.0 46.3 78.5 65.6 52.1 79.4 196.6 9.4 4.8 204.7 9.8 4.8 222.1 50.0 22.5
24 61.5 48.6 79.0 63.3 50.5 79.8 72.3 58.7 81.2 197.1 9.3 4.7 204.6 9.8 4.8 223.1 50.0 22.4
24-hour average 64.451.579.9 63.450.579.6 69.255.680.1 196.79.54.8 211.29.84.6 206.034.216.5
 
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
 
04/06/2026 01 68.5 55.6 81.2 79.9 67.1 84.0 72.2 58.6 81.2 197.1 9.3 4.7 208.3 9.8 4.7 203.2 30.1 14.8
02 69.3 56.4 81.4 77.8 65.0 83.5 72.5 58.9 81.2 197.6 9.2 4.7 202.5 9.8 4.8 202.2 30.0 14.8
03 69.2 56.3 81.4 66.5 53.8 80.9 72.1 58.5 81.1 197.5 9.2 4.7 204.3 9.8 4.8 202.7 30.0 14.8
04 69.1 56.2 81.3 66.5 53.8 80.9 71.9 58.4 81.2 197.6 9.2 4.7 205.5 9.8 4.8 203.2 30.0 14.8
05 70.5 56.2 79.7 66.6 53.9 80.9 72.0 58.5 81.3 197.3 9.1 4.6 204.4 9.8 4.8 203.3 30.0 14.8
06 69.2 56.3 81.4 66.6 53.9 80.9 72.0 58.4 81.1 197.2 9.1 4.6 218.2 9.8 4.5 203.0 30.0 14.8
07 69.1 56.2 81.3 66.7 54.0 81.0 71.9 58.4 81.2 183.0 9.1 5.0 215.7 9.8 4.5 203.7 30.0 14.7
08 69.1 56.2 81.3 66.9 54.2 81.0 71.9 58.4 81.2 179.5 9.1 5.1 216.7 9.8 4.5 202.9 30.0 14.8
09 69.2 56.3 81.4 60.2 47.5 78.9 71.9 58.4 81.2 168.2 9.2 5.5 200.6 9.8 4.9 201.1 30.0 14.9
10 65.2 52.4 80.4 59.6 46.8 78.5 72.8 57.8 79.4 166.9 9.2 5.5 197.5 9.8 5.0 201.7 30.0 14.9
11 63.2 50.3 79.6 59.7 47.0 78.7 64.5 51.0 79.1 172.2 9.2 5.3 197.5 9.8 5.0 203.1 30.0 14.8
12 63.2 50.2 79.4 59.9 47.1 78.6 64.6 51.0 78.9 181.2 9.2 5.1 202.3 9.8 4.8 203.1 30.0 14.8
13 63.0 50.0 79.4 60.1 47.4 78.9 64.5 51.0 79.1 180.1 9.2 5.1 205.5 9.8 4.8 203.8 30.0 14.7
14 62.9 50.0 79.5 60.1 47.4 78.9 64.5 51.0 79.1 179.7 9.2 5.1 204.9 9.8 4.8 203.8 30.0 14.7
15 63.1 50.0 79.2 59.6 46.8 78.5 64.5 51.0 79.1 179.9 9.2 5.1 204.2 9.8 4.8 204.7 30.0 14.7
16 63.0 50.0 79.4 59.9 47.2 78.8 64.5 51.0 79.1 180.7 9.2 5.1 199.8 9.8 4.9 204.0 30.0 14.7
17 62.9 50.0 79.5 59.9 47.2 78.8 64.4 51.0 79.2 184.2 9.2 5.0 201.1 9.8 4.9 203.7 30.0 14.7
18 63.0 49.9 79.2 60.1 47.3 78.7 64.5 50.9 78.9 189.7 9.2 4.8 200.9 9.8 4.9 205.0 30.0 14.6
19 63.0 50.0 79.4 60.0 47.3 78.8 64.5 50.9 78.9 193.4 9.1 4.7 203.6 9.8 4.8 205.6 30.0 14.6
20 62.8 49.8 79.3 60.5 47.8 79.0 66.0 51.0 77.3 194.3 9.1 4.7 198.6 9.8 4.9 194.8 20.0 10.3
21 62.8 49.7 79.1 62.1 47.8 77.0 65.9 50.9 77.2 181.4 9.1 5.0 201.8 9.8 4.9 194.4 20.0 10.3
22 64.2 49.8 77.6 60.6 47.9 79.0 64.5 51.0 79.1 178.6 9.1 5.1 201.9 9.8 4.9 194.1 20.0 10.3
23 62.9 49.9 79.3 62.2 48.0 77.2 65.9 50.9 77.2 178.6 9.0 5.0 202.1 9.8 4.8 194.7 20.0 10.3
24 63.0 50.1 79.5 60.5 47.8 79.0 65.9 51.0 77.4 178.8 9.1 5.1 200.2 9.8 4.9 194.3 20.0 10.3
24-hour average 65.552.480.0 63.450.679.6 67.954.179.6 184.89.25.0 204.19.84.8 201.527.913.8
 
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
 
04/07/2026 01 68.6 55.6 81.0 68.5 54.3 79.3 68.3 54.8 80.2 178.8 9.1 5.1 199.8 9.8 4.9 194.0 20.0 10.3
02 68.5 55.6 81.2 67.4 54.6 81.0 68.6 55.1 80.3 178.9 9.0 5.0 199.7 9.8 4.9 194.3 20.0 10.3
03 69.9 55.6 79.5 67.0 54.3 81.0 69.9 54.9 78.5 178.8 9.0 5.0 198.4 9.8 4.9 194.0 20.0 10.3
04 68.5 55.6 81.2 66.9 54.2 81.0 68.4 54.9 80.3 179.0 9.0 5.0 198.3 9.7 4.9 194.2 20.0 10.3
05 68.6 55.6 81.0 66.8 54.0 80.8 68.5 55.0 80.3 179.0 8.9 5.0 199.2 9.7 4.9 194.4 20.0 10.3
06 68.6 55.5 80.9 66.6 53.8 80.8 68.5 55.0 80.3 179.0 9.0 5.0 198.2 9.7 4.9 190.8 16.0 8.4
07 68.5 55.5 81.0 66.9 54.0 80.7 69.9 56.4 80.7 168.7 9.0 5.3 199.0 9.7 4.9 189.4 16.0 8.4
08 67.2 54.3 80.8 67.1 54.2 80.8 72.5 59.0 81.4 163.1 9.0 5.5 201.1 9.7 4.8 189.4 16.0 8.4
09 58.8 45.9 78.1 56.2 43.4 77.2 72.5 59.0 81.4 159.7 9.0 5.6 188.7 9.7 5.1 189.5 16.0 8.4
10 58.3 45.5 78.0 55.8 43.0 77.1 72.2 58.7 81.3 156.9 9.1 5.8 182.1 9.7 5.3 189.2 16.0 8.5
11 58.4 45.5 77.9 55.9 43.1 77.1 72.1 58.5 81.1 157.8 9.1 5.8 180.0 9.7 5.4 189.1 16.0 8.5
12 58.6 45.6 77.8 56.0 43.2 77.1 72.5 58.9 81.2 157.4 9.2 5.8 184.4 9.7 5.3 189.4 16.0 8.4
13 58.6 45.7 78.0 56.1 43.4 77.4 63.2 49.6 78.5 158.5 9.3 5.9 180.4 9.7 5.4 190.1 16.0 8.4
14 58.6 45.6 77.8 56.2 43.4 77.2 60.5 47.0 77.7 158.7 9.4 5.9 178.8 9.7 5.4 190.3 16.0 8.4
15 58.6 45.6 77.8 56.6 43.8 77.4 61.9 46.9 75.8 158.2 9.4 5.9 181.0 9.7 5.4 191.0 16.0 8.4
16 58.8 45.7 77.7 57.1 44.0 77.1 60.5 47.0 77.7 158.4 9.4 5.9 181.4 9.7 5.3 191.6 16.0 8.4
17 58.7 45.7 77.9 56.2 43.4 77.2 60.4 46.9 77.6 168.3 9.4 5.6 189.7 9.7 5.1 192.2 16.0 8.3
18 58.8 45.7 77.7 55.9 43.1 77.1 60.5 46.9 77.5 184.2 9.3 5.0 190.3 9.7 5.1 193.1 16.0 8.3
19 60.1 45.6 75.9 55.9 43.1 77.1 60.4 46.8 77.5 191.3 9.2 4.8 202.4 9.7 4.8 192.7 16.0 8.3
20 58.5 45.5 77.8 55.7 43.0 77.2 60.4 46.9 77.6 191.2 9.2 4.8 201.4 9.7 4.8 191.3 16.0 8.4
21 58.7 45.7 77.9 55.5 42.7 76.9 60.5 47.0 77.7 191.2 9.1 4.8 202.9 9.7 4.8 191.8 16.0 8.3
22 60.6 46.0 75.9 55.9 42.9 76.7 60.5 47.0 77.7 191.3 9.0 4.7 203.0 9.7 4.8 192.7 16.0 8.3
23 59.2 46.1 77.9 55.5 42.5 76.6 60.5 47.0 77.7 191.2 8.9 4.7 211.6 9.7 4.6 191.4 16.0 8.4
24 60.5 46.1 76.2 55.1 42.2 76.6 60.4 47.0 77.8 191.2 8.8 4.6 209.2 9.7 4.6 182.1 7.5 4.1
24-hour average 62.249.078.6 59.746.878.3 65.651.979.1 173.89.15.3 194.29.75.0 191.216.58.6
 
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
 
04/08/2026 01 59.2 46.1 77.9 55.1 42.2 76.6 60.4 47.0 77.8 168.3 8.8 5.2 170.1 9.7 5.7 173.1 0.0 0.0
02 59.2 46.2 78.0 55.1 42.3 76.8 60.4 46.9 77.6 166.0 8.7 5.2 168.7 9.7 5.7 171.0 0.0 0.0
03 59.2 46.1 77.9 56.6 42.2 74.6 60.4 46.9 77.6 186.7 8.6 4.6 184.5 9.7 5.3 170.6 0.0 0.0
04 59.1 46.1 78.0 55.1 42.3 76.8 60.4 46.9 77.6 186.3 8.6 4.6 196.3 9.7 4.9 164.1 0.0 0.0
05 59.2 46.1 77.9 55.3 42.4 76.7 60.4 46.8 77.5 189.4 8.5 4.5 206.6 9.7 4.7 169.4 0.0 0.0
06 61.1 48.0 78.6 57.2 44.2 77.3 61.2 47.7 77.9 190.3 8.4 4.4 212.8 9.7 4.6 171.0 0.0 0.0
07 61.2 48.1 78.6 60.1 47.2 78.5 66.0 50.9 77.1 181.2 8.4 4.6 198.4 9.7 4.9 170.2 0.0 0.0
08 61.2 48.2 78.8 60.1 47.2 78.5 64.6 51.1 79.1 175.2 8.4 4.8 193.2 9.7 5.0 168.2 0.0 0.0
09 61.3 48.2 78.6 59.9 47.1 78.6 64.5 51.1 79.2 157.5 8.5 5.4 184.4 9.7 5.3 167.5 0.0 0.0
10 61.3 48.2 78.6 62.0 49.2 79.4 66.1 51.1 77.3 156.7 8.5 5.4 164.6 9.7 5.9 171.7 4.9 2.9
11 61.3 48.2 78.6 61.9 49.0 79.2 64.7 51.1 79.0 157.6 8.5 5.4 149.3 9.7 6.5 186.9 20.0 10.7
12 61.2 48.2 78.8 62.0 49.1 79.2 64.6 51.1 79.1 157.7 8.6 5.5 146.7 9.7 6.6 187.7 20.0 10.7
13 61.4 48.2 78.5 62.2 49.2 79.1 64.8 51.2 79.0 158.3 8.6 5.4 148.0 9.7 6.6 189.7 20.0 10.5
14 60.6 47.6 78.5 61.7 48.7 78.9 64.8 51.2 79.0 157.4 8.6 5.5 149.1 9.7 6.5 190.0 20.0 10.5
15 57.3 44.2 77.1 63.1 48.7 77.2 64.7 51.2 79.1 157.3 8.7 5.5 146.9 9.7 6.6 191.1 20.0 10.5
16 57.3 44.2 77.1 62.3 49.2 79.0 64.8 51.1 78.9 157.6 8.7 5.5 145.7 9.7 6.7 193.3 20.0 10.3
17 57.2 44.2 77.3 62.1 49.3 79.4 64.7 51.2 79.1 156.5 8.7 5.6 145.0 9.7 6.7 173.6 0.0 0.0
18 57.4 44.3 77.2 56.1 43.1 76.8 59.4 45.9 77.3 174.5 8.7 5.0 172.9 9.7 5.6 175.2 0.0 0.0
19 57.4 44.3 77.2 55.9 43.0 76.9 59.4 45.9 77.3 191.7 8.6 4.5 190.1 9.7 5.1 175.8 0.0 0.0
20 58.6 44.3 75.6 55.8 43.0 77.1 59.5 46.1 77.5 192.2 8.6 4.5 188.4 9.7 5.1 174.6 0.0 0.0
21 58.8 44.4 75.5 55.7 42.9 77.0 59.5 46.0 77.3 192.4 8.6 4.5 191.8 9.7 5.1 173.9 0.0 0.0
22 57.6 44.6 77.4 55.5 42.7 76.9 59.4 46.0 77.4 189.9 8.5 4.5 190.0 9.8 5.2 147.9 0.0 0.0
23 57.6 44.6 77.4 55.4 42.6 76.9 59.5 46.0 77.3 189.4 8.4 4.4 195.3 9.8 5.0 171.4 0.0 0.0
24 57.6 44.6 77.4 57.0 42.7 74.9 59.4 45.9 77.3 188.2 8.4 4.5 191.6 9.8 5.1 171.6 0.0 0.0
24-hour average 59.346.177.8 58.545.477.6 62.248.678.1 174.18.65.0 176.39.75.6 175.05.22.8
 
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
 
04/09/2026 01 57.5 44.6 77.6 57.1 42.8 75.0 59.5 46.0 77.3 187.4 8.3 4.4 190.3 9.7 5.1 171.7 0.0 0.0
02 57.6 44.6 77.4 55.8 43.0 77.1 59.5 46.0 77.3 188.0 8.3 4.4 191.6 9.7 5.1 171.5 0.0 0.0
03 57.6 44.6 77.4 55.7 43.0 77.2 59.2 45.9 77.5 188.0 8.3 4.4 188.8 9.8 5.2 171.1 0.0 0.0
04 57.7 44.7 77.5 55.8 43.0 77.1 59.3 45.9 77.4 188.5 8.2 4.4 191.1 9.8 5.1 170.5 0.0 0.0
05 57.7 44.7 77.5 56.6 43.9 77.6 60.9 45.9 75.4 188.3 8.2 4.4 188.7 9.8 5.2 170.4 0.0 0.0
06 61.6 47.2 76.6 59.7 47.0 78.7 59.4 45.9 77.3 187.1 8.2 4.4 207.3 9.7 4.7 169.2 0.0 0.0
07 63.4 50.5 79.7 59.9 47.2 78.8 59.5 46.0 77.3 181.0 8.2 4.5 207.9 9.7 4.7 169.8 0.0 0.0
08 62.7 49.7 79.3 60.0 47.2 78.7 61.1 46.1 75.5 173.1 8.1 4.7 192.7 9.8 5.1 167.7 0.0 0.0
09 62.8 49.8 79.3 60.1 47.3 78.7 59.6 46.2 77.5 173.0 8.1 4.7 188.1 9.8 5.2 167.2 0.0 0.0
10 62.7 49.7 79.3 60.1 47.4 78.9 59.8 46.3 77.4 173.0 8.2 4.7 160.7 9.8 6.1 166.3 0.0 0.0
11 62.3 49.3 79.1 59.8 47.1 78.8 59.8 46.3 77.4 167.0 8.3 5.0 141.2 9.8 6.9 165.9 0.0 0.0
12 62.4 49.4 79.2 59.4 46.7 78.6 59.8 46.4 77.6 156.0 8.3 5.3 136.0 9.8 7.2 166.5 0.0 0.0
13 62.4 49.4 79.2 59.9 47.1 78.6 59.8 46.4 77.6 139.7 8.4 6.0 137.9 9.8 7.1 166.9 0.0 0.0
14 63.8 49.4 77.4 63.0 50.2 79.7 65.3 51.9 79.5 140.5 8.5 6.0 141.0 9.8 7.0 168.1 0.0 0.0
15 62.3 49.4 79.3 62.7 49.9 79.6 66.9 52.1 77.9 142.5 8.6 6.0 141.6 9.8 6.9 169.3 0.0 0.0
16 62.2 49.4 79.4 63.1 50.3 79.7 65.4 52.1 79.7 141.3 8.7 6.2 140.9 9.8 7.0 170.0 0.0 0.0
17 62.3 49.5 79.5 62.9 50.0 79.5 65.4 52.1 79.7 142.6 8.8 6.2 158.4 9.8 6.2 171.4 0.0 0.0
18 62.2 49.5 79.6 62.8 50.0 79.6 65.4 52.1 79.7 161.9 8.8 5.4 181.9 9.8 5.4 172.1 0.0 0.0
19 62.4 49.5 79.3 64.2 49.9 77.7 65.3 52.0 79.6 185.2 8.8 4.8 199.6 9.8 4.9 171.7 0.0 0.0
20 62.4 49.6 79.5 62.6 49.8 79.6 65.5 52.2 79.7 187.2 8.9 4.8 200.8 9.8 4.9 172.6 0.0 0.0
21 62.5 49.7 79.5 62.4 49.6 79.5 67.2 53.9 80.2 185.9 8.9 4.8 204.0 9.8 4.8 171.2 0.0 0.0
22 62.6 49.8 79.6 63.9 49.7 77.8 68.9 54.0 78.4 187.2 8.9 4.8 196.8 9.8 5.0 168.5 0.0 0.0
23 62.7 49.9 79.6 62.3 49.6 79.6 67.4 54.0 80.1 186.0 8.9 4.8 198.8 9.8 4.9 167.9 0.0 0.0
24 62.7 49.9 79.6 62.5 49.7 79.5 67.3 54.0 80.2 164.6 9.7 5.9 192.0 27.8 14.5 164.1 0.0 0.0
24-hour average 61.548.578.8 60.547.678.6 62.849.278.2 171.58.55.0 178.310.56.0 169.20.00.0
 
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
 
04/10/2026 01 62.7 49.8 79.4 62.5 49.7 79.5 67.4 54.0 80.1 173.1 110.2 63.7 185.3 117.2 63.2 179.0 67.9 37.9
02 64.0 49.8 77.8 62.4 49.6 79.5 67.4 54.0 80.1 175.2 119.6 68.3 181.4 118.1 65.1 178.3 68.0 38.1
03 62.6 49.8 79.6 60.9 48.2 79.1 67.4 54.0 80.1 175.5 120.0 68.4 179.9 118.1 65.6 178.9 68.0 38.0
04 62.5 49.8 79.7 60.9 48.1 79.0 67.3 54.0 80.2 175.1 120.0 68.5 180.0 118.1 65.6 179.2 68.0 37.9
05 62.6 49.8 79.6 61.0 48.2 79.0 67.3 53.9 80.1 175.2 120.1 68.6 180.1 118.1 65.6 204.4 68.0 33.3
06 62.6 49.8 79.6 61.0 48.2 79.0 67.3 53.9 80.1 175.7 120.2 68.4 180.2 118.1 65.5 208.4 68.0 32.6
07 62.6 49.8 79.6 61.0 48.2 79.0 67.3 53.9 80.1 175.6 120.4 68.6 179.5 118.1 65.8 207.0 68.0 32.9
08 62.7 49.8 79.4 61.0 48.2 79.0 67.3 53.9 80.1 175.8 120.5 68.5 179.4 118.1 65.8 208.5 68.0 32.6
09 62.7 49.8 79.4 61.0 48.2 79.0 67.2 53.9 80.2 175.0 120.6 68.9 181.5 118.5 65.3 200.7 68.0 33.9
10 62.8 49.8 79.3 61.1 48.3 79.1 67.2 53.9 80.2 175.9 120.8 68.7 179.8 118.0 65.6 199.9 68.0 34.0
11 62.7 49.8 79.4 60.8 48.1 79.1 67.3 54.0 80.2 182.9 128.3 70.1 194.7 118.0 60.6 190.7 68.0 35.7
12 62.7 49.7 79.3 61.1 48.2 78.9 67.4 54.0 80.1 175.5 120.6 68.7 194.2 118.0 60.8 180.3 68.0 37.7
13 62.7 49.8 79.4 60.9 48.1 79.0 67.5 53.9 79.9 175.0 120.5 68.9 194.2 118.0 60.8 145.7 68.0 46.7
14 62.7 49.8 79.4 60.8 48.0 78.9 67.5 53.9 79.9 174.3 120.1 68.9 194.2 118.0 60.8 141.8 68.0 48.0
15 62.6 49.8 79.6 60.6 47.8 78.9 67.4 53.9 80.0 173.8 120.1 69.1 194.2 118.0 60.8 142.0 68.0 47.9
16 62.7 49.8 79.4 60.6 47.8 78.9 65.0 51.5 79.2 174.5 120.2 68.9 194.6 118.0 60.6 141.4 68.0 48.1
17 62.7 49.8 79.4 60.8 48.0 78.9 64.6 50.9 78.8 175.1 120.4 68.8 183.9 118.0 64.2 169.8 68.0 40.0
18 62.7 49.8 79.4 60.9 48.0 78.8 64.5 51.0 79.1 174.9 120.5 68.9 180.8 118.0 65.3 177.1 68.0 38.4
19 62.6 49.8 79.6 60.9 48.1 79.0 64.6 51.1 79.1 175.2 120.9 69.0 179.9 118.0 65.6 188.9 68.0 36.0
20 64.0 49.8 77.8 60.7 47.9 78.9 64.7 51.1 79.0 174.7 121.0 69.3 181.2 117.9 65.1 189.4 68.0 35.9
21 62.7 49.9 79.6 61.0 48.3 79.2 64.6 51.1 79.1 174.9 121.1 69.2 181.2 117.9 65.1 190.1 68.0 35.8
22 64.2 50.0 77.9 61.4 48.6 79.2 64.7 51.1 79.0 176.4 121.3 68.8 180.9 117.9 65.2 192.4 68.0 35.3
23 62.8 50.0 79.6 61.1 48.3 79.1 64.7 51.1 79.0 175.9 121.6 69.1 179.6 117.9 65.6 190.7 68.0 35.7
24 62.7 49.9 79.6 60.9 48.2 79.1 64.7 51.2 79.1 176.7 121.7 68.9 180.1 117.9 65.5 158.3 68.0 43.0
24-hour average 62.849.879.3 61.148.379.0 66.352.979.7 175.5120.468.6 184.2118.064.1 181.068.038.1
 
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
 
04/11/2026 01 62.8 50.0 79.6 62.4 48.0 76.9 64.7 51.1 79.0 175.4 121.9 69.5 179.0 117.9 65.9 158.1 72.0 45.5
02 60.5 47.7 78.8 62.1 47.9 77.1 64.7 51.1 79.0 175.5 122.1 69.6 178.6 117.9 66.0 158.5 72.0 45.4
03 60.4 47.6 78.8 60.6 47.8 78.9 64.6 51.1 79.1 175.9 122.2 69.5 178.9 117.9 65.9 159.6 72.0 45.1
04 60.5 47.7 78.8 60.5 47.8 79.0 64.5 51.1 79.2 175.9 122.4 69.6 178.2 117.9 66.2 157.9 72.0 45.6
05 60.5 47.7 78.8 60.5 47.7 78.8 64.5 51.1 79.2 176.3 122.5 69.5 177.3 117.9 66.5 170.0 72.0 42.4
06 60.5 47.7 78.8 60.4 47.6 78.8 66.2 51.1 77.2 177.7 124.1 69.8 178.2 118.5 66.5 204.6 72.0 35.2
07 60.5 47.7 78.8 59.0 46.2 78.3 64.6 51.1 79.1 193.9 139.9 72.2 193.1 133.1 68.9 207.7 72.0 34.7
08 60.5 47.7 78.8 58.7 45.9 78.2 64.6 51.0 78.9 194.1 140.2 72.2 192.0 133.0 69.3 205.2 72.0 35.1
09 60.5 47.7 78.8 58.7 45.9 78.2 66.1 51.0 77.2 194.4 140.4 72.2 194.8 132.9 68.2 159.1 72.0 45.3
10 60.6 47.8 78.9 58.7 46.0 78.4 64.5 51.0 79.1 200.4 146.8 73.3 201.0 142.0 70.6 157.4 72.0 45.7
11 60.5 47.6 78.7 59.0 46.2 78.3 64.5 50.9 78.9 204.3 149.8 73.3 208.2 146.9 70.6 169.6 72.0 42.5
12 60.4 47.5 78.6 59.0 46.2 78.3 64.4 50.8 78.9 203.7 149.6 73.4 207.3 146.8 70.8 167.5 72.0 43.0
13 60.4 47.5 78.6 59.3 46.4 78.2 64.4 50.8 78.9 204.2 149.7 73.3 207.8 146.7 70.6 167.6 72.0 43.0
14 60.3 47.4 78.6 59.3 45.9 77.4 64.4 50.8 78.9 204.5 149.9 73.3 209.5 146.8 70.1 169.0 72.0 42.6
15 60.3 47.5 78.8 58.7 45.9 78.2 64.4 50.8 78.9 203.7 149.8 73.5 209.1 146.9 70.3 166.1 72.0 43.3
16 60.3 47.5 78.8 58.9 46.0 78.1 64.5 50.9 78.9 204.0 149.8 73.4 209.0 147.0 70.3 169.8 72.0 42.4
17 60.4 47.5 78.6 58.9 46.1 78.3 64.6 51.0 78.9 203.6 149.8 73.6 209.4 146.9 70.2 207.5 72.0 34.7
18 60.5 47.6 78.7 59.0 46.0 78.0 64.6 51.0 78.9 204.5 149.6 73.2 210.5 146.9 69.8 209.0 72.0 34.4
19 60.6 47.6 78.5 59.4 46.1 77.6 64.6 51.0 78.9 206.1 149.4 72.5 211.0 146.9 69.6 215.3 72.0 33.4
20 60.5 47.7 78.8 58.9 46.1 78.3 64.6 51.0 78.9 204.7 149.3 72.9 210.6 146.9 69.8 212.3 72.0 33.9
21 60.4 47.6 78.8 58.9 46.1 78.3 64.5 51.0 79.1 203.5 149.1 73.3 208.7 147.0 70.4 208.8 72.0 34.5
22 60.6 47.8 78.9 58.9 46.1 78.3 64.5 51.0 79.1 202.9 148.6 73.2 210.2 147.0 69.9 210.8 72.0 34.2
23 60.7 47.9 78.9 58.9 46.1 78.3 64.5 51.0 79.1 202.6 148.5 73.3 208.4 147.0 70.5 221.9 72.0 32.4
24 60.7 47.9 78.9 59.1 46.2 78.2 64.6 51.0 78.9 204.1 148.1 72.6 212.6 147.0 69.1 224.8 72.0 32.0
24-hour average 60.647.778.8 59.546.578.2 64.751.078.8 195.7141.472.2 199.3137.769.0 185.872.039.4
 
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
 
04/12/2026 01 68.4 55.5 81.1 65.3 52.5 80.4 70.5 56.9 80.7 202.1 147.8 73.1 209.3 147.0 70.2 183.3 74.0 40.4
02 68.8 55.9 81.3 67.0 54.1 80.7 70.7 57.0 80.6 202.9 147.6 72.7 210.0 147.0 70.0 181.3 74.0 40.8
03 68.7 55.9 81.4 67.0 54.0 80.6 70.7 57.0 80.6 202.4 147.5 72.9 211.0 147.0 69.7 179.1 74.0 41.3
04 68.6 55.8 81.3 66.9 53.9 80.6 70.6 57.0 80.7 202.1 147.3 72.9 207.8 147.0 70.7 177.3 74.0 41.7
05 68.7 55.8 81.2 67.0 54.1 80.7 70.7 57.0 80.6 202.2 147.1 72.7 209.6 147.0 70.1 177.5 74.0 41.7
06 68.7 55.8 81.2 67.0 54.1 80.7 70.8 57.1 80.6 203.9 148.4 72.8 207.3 147.1 71.0 204.5 74.0 36.2
07 68.4 55.6 81.3 66.9 54.1 80.9 70.7 57.1 80.8 204.7 150.1 73.3 217.9 156.8 72.0 224.3 74.0 33.0
08 68.5 55.5 81.0 66.8 53.9 80.7 70.8 57.1 80.6 204.3 150.0 73.4 218.3 157.0 71.9 225.2 74.0 32.9
09 68.4 55.5 81.1 66.8 53.9 80.7 70.6 57.0 80.7 204.7 150.0 73.3 218.5 156.7 71.7 227.4 74.0 32.5
10 68.4 55.5 81.1 66.8 53.8 80.5 70.6 57.0 80.7 204.9 150.0 73.2 218.4 156.7 71.7 212.6 74.0 34.8
11 68.7 55.8 81.2 67.0 53.9 80.4 70.7 57.0 80.6 205.2 150.0 73.1 218.1 156.7 71.8 211.8 74.0 34.9
12 68.6 55.7 81.2 67.0 54.0 80.6 72.2 57.0 78.9 204.5 150.0 73.3 217.6 156.7 72.0 210.1 74.0 35.2
13 68.4 55.5 81.1 67.0 54.1 80.7 70.7 57.0 80.6 203.9 150.0 73.6 217.9 156.7 71.9 210.0 74.0 35.2
14 68.4 55.4 81.0 67.4 54.1 80.3 70.7 57.0 80.6 205.3 150.0 73.1 217.7 156.7 72.0 211.0 74.0 35.1
15 68.3 55.4 81.1 67.1 54.1 80.6 70.6 57.0 80.7 204.5 149.9 73.3 217.5 156.7 72.0 207.0 74.0 35.7
16 68.3 55.3 81.0 67.1 54.1 80.6 72.2 56.9 78.8 204.8 149.8 73.1 219.0 156.7 71.6 205.7 74.0 36.0
17 68.2 55.3 81.1 67.2 54.1 80.5 70.7 57.0 80.6 205.9 149.8 72.8 219.7 156.7 71.3 208.9 74.0 35.4
18 68.2 55.3 81.1 67.1 54.1 80.6 72.1 56.9 78.9 204.3 149.7 73.3 217.4 156.7 72.1 209.4 74.0 35.3
19 68.4 55.4 81.0 67.2 54.1 80.5 70.7 57.0 80.6 204.4 149.5 73.1 218.0 156.7 71.9 227.3 74.0 32.6
20 68.4 55.5 81.1 67.2 54.3 80.8 70.6 57.0 80.7 203.5 149.4 73.4 218.5 156.7 71.7 227.2 74.0 32.6
21 68.5 55.7 81.3 68.7 54.4 79.2 70.6 57.0 80.7 203.8 149.4 73.3 218.4 156.7 71.7 226.6 74.0 32.7
22 68.6 55.7 81.2 67.4 54.5 80.9 70.7 57.0 80.6 205.0 149.4 72.9 221.9 156.7 70.6 201.7 74.0 36.7
23 68.6 55.8 81.3 67.2 54.3 80.8 70.7 57.1 80.8 204.4 149.6 73.2 219.6 156.7 71.4 198.9 74.0 37.2
24 68.7 55.9 81.4 67.0 54.2 80.9 71.1 57.6 81.0 204.4 149.6 73.2 218.7 156.7 71.7 199.0 74.0 37.2
24-hour average 68.555.681.2 67.054.080.6 70.957.080.5 204.1149.273.1 216.2154.371.4 206.174.036.1
 
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
 
04/13/2026 01 76.5 63.6 83.1 72.7 59.7 82.1 78.7 65.1 82.7 204.4 149.7 73.2 218.8 156.6 71.6 200.6 82.9 41.3
02 77.9 63.7 81.8 74.1 61.2 82.6 78.7 65.1 82.7 204.2 149.8 73.4 218.0 156.6 71.8 199.7 83.0 41.6
03 76.5 63.7 83.3 74.1 61.2 82.6 78.7 65.1 82.7 204.4 150.0 73.4 218.1 156.6 71.8 198.5 83.0 41.8
04 76.5 63.6 83.1 74.0 61.2 82.7 78.7 65.1 82.7 204.7 150.2 73.4 219.2 156.6 71.4 196.5 83.0 42.2
05 76.5 63.7 83.3 74.0 61.2 82.7 78.7 65.1 82.7 205.0 150.3 73.3 209.9 148.3 70.7 199.1 83.0 41.7
06 76.5 63.6 83.1 74.1 61.2 82.6 78.7 65.1 82.7 205.8 151.7 73.7 202.7 140.1 69.1 221.8 83.0 37.4
07 76.5 63.6 83.1 74.2 61.3 82.6 78.8 65.1 82.6 219.4 164.8 75.1 201.6 140.1 69.5 219.3 83.0 37.8
08 76.5 63.7 83.3 74.1 61.3 82.7 78.8 65.1 82.6 219.7 165.3 75.2 200.8 140.1 69.8 217.2 83.0 38.2
09 76.5 63.7 83.3 74.2 61.3 82.6 78.8 65.1 82.6 221.6 165.7 74.8 201.4 140.1 69.6 218.7 83.0 38.0
10 76.5 63.6 83.1 74.5 61.3 82.3 78.8 65.1 82.6 210.8 154.8 73.4 208.0 146.7 70.5 196.8 83.0 42.2
11 76.6 63.7 83.2 74.6 61.5 82.4 78.8 65.1 82.6 205.6 150.7 73.3 210.5 150.1 71.3 178.3 83.0 46.6
12 76.1 63.3 83.2 74.2 61.4 82.7 80.3 65.1 81.1 205.0 150.5 73.4 210.8 150.2 71.3 177.8 83.0 46.7
13 72.5 59.6 82.2 71.1 58.1 81.7 76.8 63.1 82.2 206.1 150.4 73.0 211.4 150.2 71.1 182.1 83.0 45.6
14 72.4 59.5 82.2 71.0 58.0 81.7 75.6 61.8 81.7 205.5 150.6 73.3 213.1 150.2 70.5 179.6 83.0 46.2
15 72.4 59.5 82.2 71.2 58.1 81.6 75.6 61.8 81.7 205.6 150.6 73.2 213.3 150.2 70.4 179.1 83.0 46.3
16 72.2 59.3 82.1 71.0 58.1 81.8 75.6 61.9 81.9 205.4 150.3 73.2 211.2 150.1 71.1 178.1 83.0 46.6
17 72.1 59.3 82.2 71.1 58.2 81.9 75.5 61.8 81.9 205.2 150.5 73.3 210.8 150.2 71.3 177.7 83.0 46.7
18 72.1 59.2 82.1 71.0 58.1 81.8 75.6 61.9 81.9 205.4 150.6 73.3 211.4 150.2 71.1 178.2 83.0 46.6
19 72.3 59.3 82.0 70.9 58.0 81.8 75.6 61.9 81.9 206.9 150.5 72.7 215.4 150.1 69.7 197.9 83.0 41.9
20 72.1 59.3 82.2 70.9 58.1 81.9 75.6 62.0 82.0 205.3 150.6 73.4 212.4 150.2 70.7 216.0 83.0 38.4
21 72.3 59.4 82.2 71.0 58.1 81.8 75.7 62.0 81.9 206.3 150.6 73.0 213.3 150.1 70.4 218.8 83.0 37.9
22 72.3 59.5 82.3 70.7 57.9 81.9 75.6 62.0 82.0 205.8 150.8 73.3 212.6 150.2 70.6 201.4 83.0 41.2
23 72.4 59.6 82.3 70.6 57.8 81.9 77.1 62.0 80.4 205.7 151.0 73.4 212.6 150.2 70.6 199.8 83.0 41.5
24 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24-hour average 74.561.682.7 72.659.782.2 77.463.682.2 207.6152.673.5 211.2149.370.7 197.183.042.4
 
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
 
04/14/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
03 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
04 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
05 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
06 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
07 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
08 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
09 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
10 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
11 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
12 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
13 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
14 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
15 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
16 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
17 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
18 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
19 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
20 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
21 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
22 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
23 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24-hour average 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0
 
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
 
04/15/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
03 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
04 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
05 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
06 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
07 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
08 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
09 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
10 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
11 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
12 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
13 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
14 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
15 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
16 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
17 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
18 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
19 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
20 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
21 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
22 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
23 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24-hour average 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0
 
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
 
04/16/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
03 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
04 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
05 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
06 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
07 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
08 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
09 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
10 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
11 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
12 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
13 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
14 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
15 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
16 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
17 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
18 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
19 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
20 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
21 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
22 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
23 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24-hour average 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0
 
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
 
04/17/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
03 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
04 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
05 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
06 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
07 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
08 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
09 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
10 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
11 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
12 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
13 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
14 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
15 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
16 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
17 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
18 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
19 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
20 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
21 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
22 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
23 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24-hour average 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0
 
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
 
04/18/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
03 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
04 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
05 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
06 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
07 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
08 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
09 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
10 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
11 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
12 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
13 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
14 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
15 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
16 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
17 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
18 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
19 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
20 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
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Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
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04/19/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
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Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
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04/20/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
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Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
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04/21/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
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Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
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04/22/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
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Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
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04/23/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
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Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
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04/24/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
03 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
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24-hour average 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
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04/25/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
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24-hour average 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
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04/26/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
03 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
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24-hour average 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
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04/27/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
03 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
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24-hour average 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
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04/28/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
03 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
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24-hour average 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0
 
Date / Time
 		 Little Goose Lower Monumental Ice Harbor McNary John Day The Dalles
Total
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04/29/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
03 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
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20 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
21 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
22 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
23 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24-hour average 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0
 
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
 
04/30/2026 01 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
02 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
03 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
04 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
05 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
06 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
07 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
08 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
09 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
10 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
11 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
12 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
13 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
14 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
15 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
16 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
17 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
18 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
19 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
20 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
21 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
22 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
23 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
24-hour average 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0 0.00.00.0
 

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 2026-04-14 06:26:10