TOTAL DISSOLVED GAS REPORT FOR GRAND COULEE TAILWATER starting at 1500 21 Apr 2026 WA TM BARO TD GAS TDG TOT FLOW SPILL DATE TIME DEG F PRES PRES % KCFS KCFS 0421 1500 + 725.0 784.0 108.1 75.8 0.0 0421 1600 + 724.0 784.0 108.3 82.4 0.0 0421 1700 + 724.0 785.0 108.4 85.9 0.0 0421 1800 + 724.0 783.0 108.1 98.4 0.0 0421 1900 + 724.0 780.0 107.7 121.3 0.0 0421 2000 + 724.0 784.0 108.3 130.6 0.0 0421 2100 + 724.0 784.0 108.3 134.4 0.0 0421 2200 + 723.0 782.0 108.2 125.3 0.0 0421 2300 + 724.0 781.0 107.9 131.5 0.0 0422 0000 + 724.0 781.0 107.9 134.5 0.0 0422 0100 + 724.0 781.0 107.9 114.4 0.0 0422 0200 + 724.0 781.0 107.9 109.0 0.0 0422 0300 + 725.0 780.0 107.6 103.5 0.0 0422 0400 + 725.0 780.0 107.6 106.7 0.0 0422 0500 + 726.0 781.0 107.6 121.5 0.0 0422 0600 + 726.0 781.0 107.6 146.9 0.0 0422 0700 + 726.0 781.0 107.6 137.0 0.0 0422 0800 + 727.0 780.0 107.3 137.4 0.0 0422 0900 + 727.0 781.0 107.4 121.7 0.0 0422 1000 + 727.0 779.0 107.2 109.7 0.0 0422 1100 + 727.0 779.0 107.2 110.5 0.0 0422 1200 + 727.0 780.0 107.3 98.8 0.0 0422 1300 + 727.0 784.0 107.8 107.9 0.0 0422 1400 + 727.0 785.0 108.0 95.2 0.0 0422 1500 + 727.0 785.0 108.0 86.0 0.0