Grand Coulee Daily Inflow in Thousands of CFS for Water Year 2023 Day Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 01 67.7 79.4 85.6 83.4 78.8 56.9 45.9 117.8 144.8 --- --- --- 02 59.0 79.7 95.2 80.4 76.2 57.9 46.6 125.4 135.4 --- --- --- 03 53.7 77.9 90.9 81.3 77.9 60.7 44.3 156.3 125.7 --- --- --- 04 59.5 78.2 99.5 87.3 77.0 55.2 57.0 165.1 114.1 --- --- --- 05 57.2 74.9 91.9 85.5 60.0 48.7 48.7 193.5 112.6 --- --- --- 06 47.6 89.8 92.9 77.8 73.1 51.9 43.2 201.0 118.6 --- --- --- 07 57.6 90.1 93.1 78.3 61.5 54.6 39.7 210.7 107.2 --- --- --- 08 57.7 76.4 95.0 76.8 66.9 42.4 48.1 206.7 114.8 --- --- --- 09 68.6 78.7 95.4 69.8 67.6 58.7 49.4 203.0 --- --- --- --- 10 58.3 85.5 96.6 81.3 60.3 47.8 52.1 203.7 --- --- --- --- 11 67.5 89.4 98.0 77.4 71.8 45.6 74.1 195.0 --- --- --- --- 12 66.5 85.5 102.1 78.6 69.9 48.3 72.1 196.5 --- --- --- --- 13 65.0 83.2 102.3 73.5 67.0 51.3 73.7 187.3 --- --- --- --- 14 62.9 90.6 101.8 66.7 66.4 53.0 73.2 187.0 --- --- --- --- 15 66.7 90.8 101.2 57.5 69.5 48.3 64.5 187.4 --- --- --- --- 16 56.9 90.4 116.6 64.6 75.1 52.8 65.5 197.9 --- --- --- --- 17 73.3 81.4 104.2 69.0 68.4 46.3 69.5 201.7 --- --- --- --- 18 72.6 86.9 91.0 69.2 69.4 46.7 65.2 203.0 --- --- --- --- 19 --- 89.4 97.9 69.9 59.3 49.3 59.9 204.3 --- --- --- --- 20 68.2 87.7 95.6 60.0 61.2 45.5 64.3 225.9 --- --- --- --- 21 72.7 97.8 96.6 67.3 67.3 49.2 67.8 231.5 --- --- --- --- 22 66.5 88.2 104.5 61.9 70.1 51.0 65.8 238.3 --- --- --- --- 23 68.6 83.7 101.0 70.4 61.3 50.8 65.4 229.5 --- --- --- --- 24 66.1 83.9 91.1 60.5 67.6 49.9 64.1 222.3 --- --- --- --- 25 69.2 76.8 105.1 70.3 70.2 48.4 73.4 204.8 --- --- --- --- 26 71.2 89.2 112.1 65.1 60.5 42.1 73.5 185.3 --- --- --- --- 27 64.1 84.1 91.6 58.0 61.9 45.8 74.4 182.3 --- --- --- --- 28 71.0 80.0 105.5 65.5 60.0 47.1 88.1 175.4 --- --- --- --- 29 71.0 98.5 109.5 73.0 45.3 83.1 163.6 --- --- --- --- 30 72.7 78.9 109.4 78.1 48.3 94.4 167.5 --- --- --- --- 31 79.3 84.4 84.4 44.4 147.4 --- --- --- ------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------ VOL 3885 5052 6065 4449 3761 3063 3782 11736 1930