TOTAL DISSOLVED GAS REPORT FOR ROCK ISLAND TAILWATER starting at 0200 18 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0418 0200 46.6 751.0 799.0 106.4 + 163.2 14.4 0418 0300 46.6 751.0 797.0 106.1 + 162.3 14.0 0418 0400 46.4 751.0 795.0 105.9 + 143.2 13.9 0418 0500 46.2 752.0 794.0 105.6 + 157.2 11.0 0418 0600 46.2 751.0 791.0 105.3 + 158.3 11.0 0418 0700 46.2 751.0 789.0 105.1 + 158.5 11.0 0418 0800 46.2 751.0 789.0 105.1 + 148.4 30.9 0418 0900 46.2 751.0 808.0 107.6 + 143.9 41.9 0418 1000 46.2 751.0 827.0 110.1 + 157.3 62.4 0418 1100 46.4 751.0 849.0 113.0 + 144.6 46.9 0418 1200 46.4 750.0 839.0 111.9 + 138.7 18.3 0418 1300 46.6 749.0 810.0 108.1 + 129.5 17.0 0418 1400 46.6 748.0 803.0 107.4 + 121.0 10.9 0418 1500 46.8 748.0 799.0 106.8 + 112.6 10.9 0418 1600 46.8 747.0 798.0 106.8 + 80.8 11.0 0418 1700 46.8 747.0 799.0 107.0 + 84.2 10.6 0418 1800 46.8 746.0 800.0 107.2 + 92.2 11.1 0418 1900 46.9 746.0 800.0 107.2 + 137.6 10.8 0418 2000 46.9 746.0 799.0 107.1 + 157.5 11.1 0418 2100 46.9 746.0 799.0 107.1 + 162.8 14.3 0418 2200 46.9 747.0 800.0 107.1 + 163.2 14.1 0418 2300 46.9 747.0 801.0 107.2 + 163.3 14.1 0419 0000 46.9 747.0 801.0 107.2 + 163.4 14.2 0419 0100 46.8 747.0 801.0 107.2 + 163.7 14.4 0419 0200 + + + + + 123.6 14.3