TOTAL DISSOLVED GAS REPORT FOR GRAND COULEE TAILWATER starting at 0000 18 May 2026 WA TM BARO TD GAS TDG TOT FLOW SPILL DATE TIME DEG F PRES PRES % KCFS KCFS 0518 0000 + 738.0 795.0 107.7 135.0 0.0 0518 0100 + 738.0 795.0 107.7 135.4 0.0 0518 0200 + 739.0 796.0 107.7 136.8 0.0 0518 0300 + 739.0 794.0 107.4 136.8 0.0 0518 0400 + 739.0 792.0 107.2 145.3 0.0 0518 0500 + 739.0 792.0 107.2 145.3 0.0 0518 0600 + 740.0 791.0 106.9 146.1 0.0 0518 0700 + 740.0 791.0 106.9 137.6 0.0 0518 0800 + 740.0 792.0 107.0 135.6 0.0 0518 0900 + 739.0 793.0 107.3 124.0 0.0 0518 1000 + 739.0 794.0 107.4 107.7 0.0 0518 1100 + 739.0 795.0 107.6 107.3 0.0 0518 1200 + 738.0 798.0 108.1 100.5 0.0 0518 1300 + 738.0 799.0 108.3 104.5 0.0 0518 1400 + 738.0 798.0 108.1 100.4 0.0 0518 1500 + 738.0 798.0 108.1 103.8 0.0 0518 1600 + 737.0 797.0 108.1 105.2 0.0 0518 1700 + 737.0 799.0 108.4 119.0 0.0 0518 1800 + 737.0 797.0 108.1 133.5 0.0 0518 1900 + 737.0 797.0 108.1 165.7 0.0 0518 2000 + 737.0 796.0 108.0 179.1 0.0 0518 2100 + 737.0 793.0 107.6 186.4 0.0 0518 2200 + 737.0 792.0 107.5 177.1 0.0 0518 2300 + 738.0 792.0 107.3 127.2 0.0