Ice Harbor Daily Outflow in Thousands of CFS for Water Year 2026 Day Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep 01 18.4 14.8 25.2 36.1 25.7 31.9 76.3 69.8 67.5 44.7 28.0 20.8 02 16.9 18.2 19.5 38.1 28.1 32.8 72.3 68.7 59.4 42.2 28.6 18.0 03 15.0 19.7 15.8 45.9 28.9 33.7 73.6 62.6 55.1 39.9 24.4 18.1 04 17.9 20.4 25.1 48.0 26.2 37.3 72.0 69.9 51.2 35.0 26.3 22.1 05 17.8 17.9 22.9 50.9 26.8 37.2 69.2 75.7 49.7 34.6 28.2 27.7 06 20.7 17.7 17.6 46.3 27.0 39.3 67.9 75.9 48.4 35.4 30.4 25.3 07 20.5 17.1 19.5 44.5 26.7 41.1 65.6 81.7 52.0 37.5 30.3 24.5 08 23.5 17.0 29.3 40.4 26.7 42.7 62.2 85.7 53.3 35.0 30.1 22.2 09 18.0 17.9 35.0 41.1 30.1 39.5 62.8 91.8 50.9 32.2 27.6 22.1 10 20.6 19.2 39.0 42.4 27.9 39.2 66.3 87.1 48.4 33.4 24.0 26.1 11 20.5 19.9 45.4 41.0 28.2 43.0 64.7 88.3 51.6 31.4 24.6 25.9 12 23.5 17.8 47.3 40.7 34.5 47.8 70.9 88.8 47.4 26.2 25.1 22.3 13 18.6 17.9 46.4 41.0 27.2 65.8 77.3 93.4 40.3 26.8 26.7 17.9 14 18.3 17.5 43.1 41.2 24.3 91.8 77.8 102.6 37.0 27.8 25.3 19.4 15 15.1 18.9 28.6 41.4 27.8 98.9 77.8 96.7 35.5 35.3 24.3 22.2 16 17.2 23.6 32.0 41.2 33.7 81.7 83.3 88.0 36.8 38.2 21.8 21.9 17 14.8 20.7 36.8 40.8 41.3 60.1 81.6 84.6 34.3 33.9 23.6 17.8 18 16.4 23.1 42.2 38.1 17.9 67.3 74.7 77.5 35.2 32.1 22.9 19.3 19 14.7 25.6 38.8 38.7 30.3 71.8 70.5 69.0 32.1 31.6 24.1 19.8 20 18.0 17.4 41.6 41.3 30.5 71.8 69.6 59.9 33.4 26.1 24.6 17.8 21 17.1 19.9 44.3 37.8 28.5 64.5 69.8 60.1 29.4 28.4 22.9 14.6 22 17.0 21.9 41.9 34.6 28.0 72.1 77.4 53.8 33.8 31.7 25.0 17.9 23 17.2 19.1 38.5 34.3 34.0 66.9 93.3 53.6 31.7 29.1 24.9 19.5 24 14.7 19.9 30.8 34.2 25.9 65.1 93.1 53.6 33.3 28.6 23.6 15.3 25 14.9 18.5 36.9 31.1 37.5 68.2 89.3 55.7 26.4 28.0 25.3 14.7 26 16.7 22.5 42.9 26.7 33.6 71.5 82.1 64.8 25.3 28.4 24.6 17.7 27 18.5 18.1 47.4 23.9 41.2 95.9 81.0 66.0 30.7 27.9 23.7 --- 28 21.0 18.4 55.1 27.5 42.5 77.1 76.1 73.3 27.7 23.6 20.7 --- 29 17.2 18.2 46.7 24.0 74.7 75.6 76.5 37.3 26.7 20.9 --- 30 16.9 17.1 44.1 30.1 74.7 73.1 77.2 46.5 27.5 26.4 --- 31 18.5 37.2 33.2 84.8 71.4 26.2 23.1 --- ------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------ ------ VOL 1103 1142 2215 2334 1668 3749 4457 4609 2463 1955 1551 1053