Grand Coulee Daily Outflow in Thousands of CFS for Water Year 2020 Day Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 01 57.4 53.0 94.8 51.8 72.3 --- --- --- --- --- --- --- 02 70.4 43.5 90.5 76.3 118.4 --- --- --- --- --- --- --- 03 46.5 88.9 88.4 84.5 106.9 --- --- --- --- --- --- --- 04 45.8 88.1 90.5 87.8 118.8 --- --- --- --- --- --- --- 05 42.0 91.7 94.9 75.3 121.1 --- --- --- --- --- --- --- 06 45.7 95.0 93.5 82.1 125.4 --- --- --- --- --- --- --- 07 49.5 108.0 90.3 95.9 104.3 --- --- --- --- --- --- --- 08 42.2 102.6 86.0 90.8 98.3 --- --- --- --- --- --- --- 09 52.5 108.9 96.8 105.4 104.4 --- --- --- --- --- --- --- 10 66.3 94.9 97.9 90.9 102.4 --- --- --- --- --- --- --- 11 56.4 98.6 102.6 70.3 107.3 --- --- --- --- --- --- --- 12 52.0 94.4 83.9 91.5 120.3 --- --- --- --- --- --- --- 13 40.1 86.2 82.9 112.1 127.3 --- --- --- --- --- --- --- 14 65.0 87.8 85.6 118.0 133.8 --- --- --- --- --- --- --- 15 67.2 87.0 67.4 114.3 132.8 --- --- --- --- --- --- --- 16 60.4 83.7 85.3 120.6 129.8 --- --- --- --- --- --- --- 17 54.5 74.0 81.4 114.0 132.3 --- --- --- --- --- --- --- 18 63.9 80.8 77.0 95.9 126.0 --- --- --- --- --- --- --- 19 53.3 81.3 72.6 106.6 118.4 --- --- --- --- --- --- --- 20 45.5 85.0 62.0 116.8 106.8 --- --- --- --- --- --- --- 21 45.9 98.0 58.8 107.6 117.2 --- --- --- --- --- --- --- 22 39.1 115.6 69.8 117.1 109.0 --- --- --- --- --- --- --- 23 57.0 95.0 77.2 111.9 102.8 --- --- --- --- --- --- --- 24 58.8 93.8 77.2 110.3 122.9 --- --- --- --- --- --- --- 25 47.4 103.0 73.8 107.4 130.0 --- --- --- --- --- --- --- 26 58.9 104.9 83.2 100.2 106.3 --- --- --- --- --- --- --- 27 53.4 97.5 89.7 112.8 118.0 --- --- --- --- --- --- --- 28 53.5 105.2 84.9 114.6 --- --- --- --- --- --- --- --- 29 63.5 112.2 76.7 112.9 --- --- --- --- --- --- --- --- 30 55.4 108.3 85.1 114.7 --- --- --- --- --- --- --- 31 59.0 73.9 79.6 --- --- --- --- --- ------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------ VOL 3309 5488 5107 6129 6175