Grand Coulee Daily Outflow in Thousands of CFS for Water Year 2025 Day Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 01 58.7 106.0 85.6 103.1 49.3 54.6 103.9 124.2 --- --- --- --- 02 53.5 89.2 93.7 99.7 44.8 56.2 65.2 105.1 --- --- --- --- 03 48.5 73.1 96.0 79.3 69.1 58.4 76.7 67.7 --- --- --- --- 04 44.8 84.2 102.8 64.1 76.4 77.4 85.7 86.3 --- --- --- --- 05 50.5 83.1 101.4 70.2 73.8 57.3 61.6 107.2 --- --- --- --- 06 56.1 86.3 107.1 89.1 78.1 62.9 77.3 114.8 --- --- --- --- 07 62.4 93.1 82.5 73.9 82.5 62.3 80.6 104.5 --- --- --- --- 08 45.4 93.8 78.9 70.3 84.4 54.9 76.9 116.0 --- --- --- --- 09 51.9 102.4 100.7 73.0 87.9 49.5 84.1 132.6 --- --- --- --- 10 51.9 92.5 105.5 83.7 98.4 63.7 118.9 99.6 --- --- --- --- 11 50.2 88.7 103.7 79.3 98.1 62.2 119.9 106.9 --- --- --- --- 12 45.9 90.4 112.3 78.1 98.0 61.3 117.4 106.7 --- --- --- --- 13 48.8 93.7 109.4 86.2 97.0 62.7 130.9 102.9 --- --- --- --- 14 49.1 83.1 82.1 91.7 78.9 61.8 127.1 96.9 --- --- --- --- 15 52.7 86.9 86.1 81.8 80.4 54.5 110.1 98.1 --- --- --- --- 16 47.8 82.8 94.9 81.8 66.4 53.1 109.4 92.2 --- --- --- --- 17 55.3 72.1 97.8 84.4 63.8 60.1 130.6 70.8 --- --- --- --- 18 66.5 87.9 108.6 84.2 77.1 61.8 116.6 67.6 --- --- --- --- 19 46.8 93.5 105.0 91.2 67.6 60.2 97.7 99.1 --- --- --- --- 20 50.0 90.5 86.2 106.9 56.5 60.9 107.4 --- --- --- --- --- 21 49.6 89.3 88.2 96.5 55.8 62.1 113.2 --- --- --- --- --- 22 67.3 76.1 86.6 99.4 58.2 55.6 115.6 --- --- --- --- --- 23 64.8 57.3 75.3 94.9 67.8 61.2 106.8 --- --- --- --- --- 24 60.3 68.1 61.4 78.2 58.1 57.2 106.0 --- --- --- --- --- 25 60.0 83.8 72.3 94.6 59.2 65.3 107.8 --- --- --- --- --- 26 39.9 77.8 70.0 87.2 57.0 62.5 92.1 --- --- --- --- --- 27 42.8 79.4 82.5 93.2 60.7 79.0 83.3 --- --- --- --- --- 28 51.5 79.7 70.9 99.3 64.7 94.7 98.9 --- --- --- --- --- 29 64.6 88.5 75.6 97.1 95.8 96.6 --- --- --- --- --- 30 70.0 86.8 102.4 103.4 105.1 115.1 --- --- --- --- --- 31 94.2 121.5 76.7 106.3 --- --- --- --- ------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------ VOL 3375 5078 5647 5340 3987 4047 6017 3767