TOTAL DISSOLVED GAS REPORT FOR ROCK ISLAND TAILWATER starting at 1200 18 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0518 1200 52.0 749.0 867.0 115.8 + 173.1 58.2 0518 1300 52.2 749.0 869.0 116.0 + 159.3 44.4 0518 1400 52.2 749.0 863.0 115.2 + 151.5 37.0 0518 1500 52.3 749.0 865.0 115.5 + 180.1 65.1 0518 1600 52.3 749.0 882.0 117.8 + 170.7 55.7 0518 1700 52.3 749.0 874.0 116.7 + 170.4 55.4 0518 1800 52.3 748.0 872.0 116.6 + 168.9 53.9 0518 1900 52.3 748.0 867.0 115.9 + 167.0 51.5 0518 2000 52.3 748.0 863.0 115.4 + 167.0 52.0 0518 2100 52.3 749.0 865.0 115.5 + 174.3 59.3 0518 2200 52.2 749.0 871.0 116.3 + 174.6 59.5 0518 2300 52.2 750.0 870.0 116.0 + 174.4 59.3 0519 0000 52.0 750.0 868.0 115.7 + 174.2 59.0 0519 0100 52.0 750.0 862.0 114.9 + 150.6 35.6 0519 0200 51.8 750.0 840.0 112.0 + 135.1 20.1 0519 0300 51.8 750.0 825.0 110.0 + 134.0 19.4 0519 0400 51.8 750.0 823.0 109.7 + 129.6 18.6 0519 0500 51.8 750.0 821.0 109.5 + 121.2 13.6 0519 0600 51.8 750.0 817.0 108.9 + 131.9 17.2 0519 0700 51.8 750.0 824.0 109.9 + 149.4 34.7 0519 0800 51.6 750.0 834.0 111.2 + 149.3 34.7 0519 0900 51.6 750.0 833.0 111.1 + 159.6 44.8 0519 1000 51.8 750.0 841.0 112.1 + 160.9 46.3 0519 1100 51.8 750.0 852.0 113.6 + 163.5 48.5 0519 1200 + + + + + + +