TOTAL DISSOLVED GAS REPORT FOR ROCK ISLAND TAILWATER starting at 0200 18 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0218 0200 40.1 736.0 750.0 101.9 + 142.6 0.0 0218 0300 40.1 736.0 750.0 101.9 + 144.2 0.0 0218 0400 40.1 737.0 750.0 101.8 + 144.0 0.0 0218 0500 39.9 737.0 750.0 101.8 + 133.5 0.0 0218 0600 39.9 737.0 749.0 101.6 + 142.4 0.0 0218 0700 39.9 738.0 749.0 101.5 + 134.1 0.0 0218 0800 39.9 738.0 749.0 101.5 + 137.2 0.0 0218 0900 39.9 739.0 748.0 101.2 + 148.8 0.0 0218 1000 39.9 739.0 748.0 101.2 + 145.0 0.0 0218 1100 39.9 739.0 748.0 101.2 + 134.9 0.0 0218 1200 39.9 738.0 748.0 101.4 + 137.3 0.0 0218 1300 39.9 738.0 749.0 101.5 + 131.1 0.0 0218 1400 40.1 738.0 749.0 101.5 + 132.1 0.0 0218 1500 40.1 738.0 750.0 101.6 + 128.6 0.0 0218 1600 40.1 738.0 750.0 101.6 + 118.3 0.0 0218 1700 40.1 739.0 750.0 101.5 + 122.0 0.0 0218 1800 40.1 739.0 750.0 101.5 + 146.5 0.0 0218 1900 40.1 + 750.0 + + 158.1 0.0 0218 2000 40.1 740.0 751.0 101.5 + 153.9 0.0 0218 2100 40.1 741.0 751.0 101.3 + 158.0 0.0 0218 2200 40.1 742.0 751.0 101.2 + 155.3 0.0 0218 2300 40.1 742.0 751.0 101.2 + 137.9 0.0 0219 0000 40.1 742.0 750.0 101.1 + 142.5 0.0 0219 0100 40.1 743.0 750.0 100.9 + 146.0 0.0 0219 0200 + + + + + 145.9 0.0