TOTAL DISSOLVED GAS REPORT FOR ROCK ISLAND TAILWATER starting at 1500 20 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0420 1500 46.9 740.0 805.0 108.8 + 133.8 12.0 0420 1600 46.9 740.0 805.0 108.8 + 133.9 11.6 0420 1700 46.9 739.0 805.0 108.9 + 127.0 11.9 0420 1800 46.9 739.0 806.0 109.1 + 140.3 11.9 0420 1900 46.9 739.0 806.0 109.1 + 158.4 11.7 0420 2000 46.9 739.0 805.0 108.9 + 155.0 12.3 0420 2100 46.9 739.0 805.0 108.9 + 163.4 16.1 0420 2200 46.9 739.0 808.0 109.3 + 165.3 16.4 0420 2300 46.9 740.0 810.0 109.5 + 165.6 16.7 0421 0000 46.9 740.0 810.0 109.5 + 166.1 17.0 0421 0100 46.9 739.0 810.0 109.6 + 166.4 17.1 0421 0200 46.9 739.0 810.0 109.6 + 166.1 17.0 0421 0300 46.8 739.0 809.0 109.5 + 161.4 16.4 0421 0400 46.8 739.0 809.0 109.5 + 154.0 16.2 0421 0500 46.8 739.0 808.0 109.3 + 149.5 14.0 0421 0600 46.8 739.0 806.0 109.1 + 146.4 13.6 0421 0700 46.8 739.0 804.0 108.8 + 155.0 13.0 0421 0800 46.8 739.0 803.0 108.7 + 152.4 10.5 0421 0900 46.8 739.0 802.0 108.5 + 161.1 10.8 0421 1000 46.8 739.0 802.0 108.5 + 161.3 10.8 0421 1100 46.8 738.0 802.0 108.7 + 159.3 10.8 0421 1200 46.9 737.0 802.0 108.8 + 150.7 10.8 0421 1300 46.9 737.0 803.0 109.0 + 135.8 13.6 0421 1400 46.9 736.0 804.0 109.2 + 136.0 14.0 0421 1500 + + + + + 143.1 14.1