TOTAL DISSOLVED GAS REPORT FOR GRAND COULEE TAILWATER starting at 1500 21 Feb 2026 WA TM BARO TD GAS TDG TOT FLOW SPILL DATE TIME DEG F PRES PRES % KCFS KCFS 0221 1500 + 740.0 759.0 102.6 106.5 0.0 0221 1600 + 740.0 759.0 102.6 107.1 0.0 0221 1700 + 740.0 760.0 102.7 113.5 0.0 0221 1800 + 740.0 760.0 102.7 157.0 0.0 0221 1900 + 740.0 759.0 102.6 156.1 0.0 0221 2000 + 740.0 754.0 101.9 160.6 0.0 0221 2100 + 740.0 754.0 101.9 149.0 0.0 0221 2200 + 740.0 754.0 101.9 154.0 0.0 0221 2300 + 740.0 755.0 102.0 163.4 0.0 0222 0000 + 740.0 754.0 101.9 165.5 0.0 0222 0100 + 740.0 754.0 101.9 169.6 0.0 0222 0200 + 739.0 754.0 102.0 167.4 0.0 0222 0300 + 739.0 754.0 102.0 162.4 0.0 0222 0400 + 739.0 754.0 102.0 161.0 0.0 0222 0500 + 739.0 754.0 102.0 157.2 0.0 0222 0600 + 739.0 754.0 102.0 157.5 0.0 0222 0700 + 739.0 754.0 102.0 154.4 0.0 0222 0800 + 739.0 754.0 102.0 140.4 0.0 0222 0900 + 739.0 755.0 102.2 140.0 0.0 0222 1000 + 739.0 755.0 102.2 138.6 0.0 0222 1100 + 740.0 755.0 102.0 132.4 0.0 0222 1200 + 740.0 755.0 102.0 135.9 0.0 0222 1300 + 739.0 756.0 102.3 131.7 0.0 0222 1400 + 739.0 756.0 102.3 125.4 0.0 0222 1500 + 738.0 756.0 102.4 125.4 0.0