TOTAL DISSOLVED GAS REPORT FOR PASCO, WA starting at 0000 11 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0411 0000 47.8 743.0 817.0 110.0 16.5 + + 0411 0100 47.8 743.1 816.0 109.8 16.5 + + 0411 0200 47.8 743.0 815.0 109.7 16.6 + + 0411 0300 47.8 742.7 815.0 109.7 16.6 + + 0411 0400 47.7 742.7 814.0 109.6 16.7 + + 0411 0500 47.7 742.9 813.0 109.4 16.8 + + 0411 0600 47.8 743.0 813.0 109.4 16.9 + + 0411 0700 47.8 743.3 812.0 109.2 16.9 + + 0411 0800 47.8 743.5 812.0 109.2 16.9 + + 0411 0900 47.9 743.5 812.0 109.2 16.9 + + 0411 1000 47.9 743.6 812.0 109.2 17.0 + + 0411 1100 48.0 743.7 812.0 109.2 17.0 + + 0411 1200 48.1 743.9 812.0 109.2 17.0 + + 0411 1300 48.3 743.6 812.0 109.2 17.0 + + 0411 1400 48.5 743.3 813.0 109.4 16.9 + + 0411 1500 48.7 742.9 814.0 109.6 16.9 + + 0411 1600 48.9 742.6 815.0 109.7 16.9 + + 0411 1700 49.0 742.3 816.0 109.9 16.8 + + 0411 1800 49.1 742.2 817.0 110.1 16.7 + + 0411 1900 49.2 742.4 818.0 110.2 16.7 + + 0411 2000 49.0 742.6 816.0 109.9 16.6 + + 0411 2100 48.9 743.2 815.0 109.7 16.6 + + 0411 2200 48.9 743.4 815.0 109.6 16.6 + + 0411 2300 48.9 743.4 813.0 109.4 16.5 + + TOTAL DISSOLVED GAS REPORT FOR McNARY WASHINGTON SIDE starting at 0000 11 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0411 0000 49.8 742.9 832.0 112.0 49.8 176.7 121.7 0411 0100 49.6 742.9 831.0 111.9 49.9 175.4 121.9 0411 0200 49.5 743.0 830.0 111.7 49.9 175.5 122.1 0411 0300 49.5 743.0 829.0 111.6 49.9 175.9 122.2 0411 0400 49.4 742.9 827.0 111.3 49.9 175.9 122.4 0411 0500 49.3 743.2 826.0 111.1 50.0 176.3 122.5 0411 0600 49.3 743.3 825.0 111.0 49.9 177.7 124.1 0411 0700 49.2 743.6 824.0 110.8 50.1 193.9 139.9 0411 0800 49.2 743.8 823.0 110.6 50.0 194.1 140.2 0411 0900 49.2 743.8 822.0 110.5 50.0 194.4 140.4 0411 1000 49.2 744.0 821.0 110.3 50.0 200.4 146.8 0411 1100 49.2 744.3 821.0 110.3 50.0 204.3 149.8 0411 1200 49.3 744.6 821.0 110.3 50.0 203.7 149.6 0411 1300 49.4 744.1 820.0 110.2 50.0 204.2 149.7 0411 1400 49.4 743.8 821.0 110.4 50.0 204.5 149.9 0411 1500 49.4 743.4 822.0 110.6 49.9 203.7 149.8 0411 1600 49.4 743.0 824.0 110.9 50.0 204.0 149.8 0411 1700 49.5 742.6 826.0 111.2 50.0 203.6 149.8 0411 1800 49.5 742.6 828.0 111.5 50.0 204.5 149.6 0411 1900 49.4 742.5 829.0 111.6 49.9 206.1 149.4 0411 2000 49.4 742.8 830.0 111.7 49.9 204.7 149.3 0411 2100 49.4 743.3 830.0 111.7 49.8 203.5 149.1 0411 2200 49.5 743.5 830.0 111.6 49.7 202.9 148.6 0411 2300 49.5 743.6 830.0 111.6 49.6 202.6 148.5 TOTAL DISSOLVED GAS REPORT FOR McNARY TAILWATER starting at 0000 11 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0411 0000 49.8 745.2 897.0 120.4 17.6 176.7 121.7 0411 0100 49.7 745.2 897.0 120.4 17.5 175.4 121.9 0411 0200 49.7 745.3 897.0 120.4 17.6 175.5 122.1 0411 0300 49.6 745.3 897.0 120.4 17.6 175.9 122.2 0411 0400 49.6 745.1 897.0 120.4 17.6 175.9 122.4 0411 0500 49.5 745.4 897.0 120.3 17.6 176.3 122.5 0411 0600 49.4 745.5 897.0 120.3 17.8 177.7 124.1 0411 0700 49.4 745.8 897.0 120.3 17.9 193.9 139.9 0411 0800 49.3 746.0 900.0 120.6 17.9 194.1 140.2 0411 0900 49.3 746.1 904.0 121.2 17.9 194.4 140.4 0411 1000 49.3 746.4 906.0 121.4 18.1 200.4 146.8 0411 1100 49.4 746.7 908.0 121.6 18.3 204.3 149.8 0411 1200 49.4 746.9 910.0 121.8 18.3 203.7 149.6 0411 1300 49.5 746.3 911.0 122.1 18.3 204.2 149.7 0411 1400 49.6 746.0 913.0 122.4 18.2 204.5 149.9 0411 1500 49.7 745.6 914.0 122.6 18.1 203.7 149.8 0411 1600 49.7 745.3 914.0 122.6 18.0 204.0 149.8 0411 1700 49.7 744.9 913.0 122.6 18.0 203.6 149.8 0411 1800 49.7 744.9 912.0 122.4 18.1 204.5 149.6 0411 1900 49.6 744.8 912.0 122.4 18.1 206.1 149.4 0411 2000 49.6 745.1 911.0 122.3 18.1 204.7 149.3 0411 2100 49.5 745.6 910.0 122.0 18.0 203.5 149.1 0411 2200 49.5 745.8 909.0 121.9 18.1 202.9 148.6 0411 2300 49.5 745.9 909.0 121.9 18.1 202.6 148.5 TOTAL DISSOLVED GAS REPORT FOR JOHN DAY (Wingwall) starting at 0000 11 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0411 0000 50.1 746.0 828.0 111.0 31.4 180.1 117.9 0411 0100 49.7 746.0 827.0 110.9 31.4 179.0 117.9 0411 0200 49.9 746.0 827.0 110.9 31.4 178.6 117.9 0411 0300 49.6 746.0 826.0 110.7 31.4 178.9 117.9 0411 0400 49.5 746.0 825.0 110.6 31.4 178.2 117.9 0411 0500 49.5 746.0 824.0 110.5 31.4 177.3 117.9 0411 0600 49.6 746.0 824.0 110.5 31.4 178.2 118.5 0411 0700 49.6 746.0 824.0 110.5 31.3 193.1 133.1 0411 0800 49.5 747.0 823.0 110.2 31.5 192.0 133.0 0411 0900 49.4 747.0 823.0 110.2 31.4 194.8 132.9 0411 1000 49.5 748.0 823.0 110.0 31.5 201.0 142.0 0411 1100 49.4 748.0 823.0 110.0 31.5 208.2 146.9 0411 1200 49.4 748.0 823.0 110.0 31.4 207.3 146.8 0411 1300 49.3 747.0 823.0 110.2 31.1 207.8 146.7 0411 1400 49.4 747.0 824.0 110.3 31.4 209.5 146.8 0411 1500 49.4 746.0 824.0 110.5 31.4 209.1 146.9 0411 1600 49.3 746.0 824.0 110.5 31.4 209.0 147.0 0411 1700 49.3 745.0 823.0 110.5 31.5 209.4 146.9 0411 1800 49.4 745.0 824.0 110.6 31.4 210.5 146.9 0411 1900 49.4 745.0 824.0 110.6 31.4 211.0 146.9 0411 2000 49.4 746.0 823.0 110.3 31.4 210.6 146.9 0411 2100 49.4 746.0 823.0 110.3 31.3 208.7 147.0 0411 2200 49.3 746.0 823.0 110.3 31.1 210.2 147.0 0411 2300 49.3 746.0 824.0 110.5 31.1 208.4 147.0 TOTAL DISSOLVED GAS REPORT FOR JOHN DAY TAILWATER starting at 0000 11 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0411 0000 49.5 748.0 872.0 116.6 13.2 180.1 117.9 0411 0100 49.6 748.0 872.0 116.6 13.5 179.0 117.9 0411 0200 49.6 748.0 873.0 116.7 13.6 178.6 117.9 0411 0300 49.5 748.0 874.0 116.8 13.6 178.9 117.9 0411 0400 49.5 748.0 874.0 116.8 13.6 178.2 117.9 0411 0500 49.5 748.0 874.0 116.8 13.8 177.3 117.9 0411 0600 49.5 748.0 875.0 117.0 13.8 178.2 118.5 0411 0700 49.6 749.0 878.0 117.2 13.6 193.1 133.1 0411 0800 49.6 749.0 877.0 117.1 13.5 192.0 133.0 0411 0900 49.6 750.0 879.0 117.2 13.3 194.8 132.9 0411 1000 49.5 750.0 881.0 117.5 14.0 201.0 142.0 0411 1100 49.5 750.0 883.0 117.7 14.2 208.2 146.9 0411 1200 49.6 750.0 884.0 117.9 14.4 207.3 146.8 0411 1300 49.6 749.0 886.0 118.3 14.7 207.8 146.7 0411 1400 49.7 749.0 887.0 118.4 14.8 209.5 146.8 0411 1500 49.7 748.0 889.0 118.9 15.0 209.1 146.9 0411 1600 49.7 748.0 887.0 118.6 15.4 209.0 147.0 0411 1700 49.6 748.0 887.0 118.6 15.4 209.4 146.9 0411 1800 49.7 748.0 888.0 118.7 15.2 210.5 146.9 0411 1900 49.7 748.0 886.0 118.4 15.0 211.0 146.9 0411 2000 49.7 748.0 890.0 119.0 14.9 210.6 146.9 0411 2100 49.7 748.0 885.0 118.3 14.8 208.7 147.0 0411 2200 49.7 749.0 886.0 118.3 14.9 210.2 147.0 0411 2300 49.7 748.0 885.0 118.3 14.7 208.4 147.0 TOTAL DISSOLVED GAS REPORT FOR THE DALLES starting at 0000 11 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0411 0000 49.7 748.0 856.0 114.4 15.1 158.3 68.0 0411 0100 49.7 748.0 865.0 115.6 14.9 158.1 72.0 0411 0200 49.7 748.0 869.0 116.2 15.1 158.5 72.0 0411 0300 49.7 748.0 874.0 116.8 15.3 159.6 72.0 0411 0400 49.7 748.0 877.0 117.2 15.5 157.9 72.0 0411 0500 49.7 748.0 878.0 117.4 14.1 170.0 72.0 0411 0600 49.7 749.0 879.0 117.4 14.5 204.6 72.0 0411 0700 49.7 749.0 879.0 117.4 13.4 207.7 72.0 0411 0800 49.8 750.0 879.0 117.2 14.3 205.2 72.0 0411 0900 49.7 750.0 878.0 117.1 15.0 159.1 72.0 0411 1000 49.7 750.0 878.0 117.1 15.2 157.4 72.0 0411 1100 49.7 751.0 878.0 116.9 15.1 169.6 72.0 0411 1200 49.7 750.0 878.0 117.1 15.4 167.5 72.0 0411 1300 49.8 750.0 878.0 117.1 15.5 167.6 72.0 0411 1400 49.9 749.0 877.0 117.1 15.9 169.0 72.0 0411 1500 50.0 749.0 877.0 117.1 16.4 166.1 72.0 0411 1600 50.0 749.0 876.0 117.0 16.0 169.8 72.0 0411 1700 50.1 748.0 876.0 117.1 16.0 207.5 72.0 0411 1800 50.0 748.0 876.0 117.1 14.8 209.0 72.0 0411 1900 50.1 748.0 876.0 117.1 14.1 215.3 72.0 0411 2000 50.0 748.0 875.0 117.0 15.4 212.3 72.0 0411 2100 50.1 749.0 875.0 116.8 15.3 208.8 72.0 0411 2200 50.1 749.0 875.0 116.8 15.0 210.8 72.0 0411 2300 50.1 749.0 875.0 116.8 14.2 221.9 72.0 TOTAL DISSOLVED GAS REPORT FOR 1 MILE DOWNSTREAM OF THE DALLES starting at 0000 11 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0411 0000 49.5 749.0 867.0 115.8 7.6 158.3 68.0 0411 0100 49.5 749.0 873.0 116.6 7.6 158.1 72.0 0411 0200 49.6 750.0 878.0 117.1 7.5 158.5 72.0 0411 0300 49.6 749.0 884.0 118.0 7.4 159.6 72.0 0411 0400 49.6 749.0 888.0 118.6 7.3 157.9 72.0 0411 0500 49.6 750.0 890.0 118.7 7.5 170.0 72.0 0411 0600 49.6 750.0 892.0 118.9 8.0 204.6 72.0 0411 0700 49.7 750.0 892.0 118.9 8.0 207.7 72.0 0411 0800 49.6 751.0 893.0 118.9 7.9 205.2 72.0 0411 0900 49.7 751.0 892.0 118.8 7.4 159.1 72.0 0411 1000 49.7 751.0 892.0 118.8 7.4 157.4 72.0 0411 1100 49.7 752.0 894.0 118.9 7.5 169.6 72.0 0411 1200 49.8 751.0 898.0 119.6 7.5 167.5 72.0 0411 1300 49.9 751.0 898.0 119.6 7.4 167.6 72.0 0411 1400 49.9 750.0 899.0 119.9 7.3 169.0 72.0 0411 1500 50.0 750.0 899.0 119.9 7.3 166.1 72.0 0411 1600 50.1 750.0 899.0 119.9 7.2 169.8 72.0 0411 1700 50.1 749.0 899.0 120.0 7.7 207.5 72.0 0411 1800 50.1 749.0 897.0 119.8 7.6 209.0 72.0 0411 1900 50.1 749.0 894.0 119.4 7.8 215.3 72.0 0411 2000 50.0 749.0 891.0 119.0 7.9 212.3 72.0 0411 2100 50.1 750.0 889.0 118.5 7.9 208.8 72.0 0411 2200 50.0 750.0 888.0 118.4 8.0 210.8 72.0 0411 2300 49.9 750.0 887.0 118.3 8.2 221.9 72.0 TOTAL DISSOLVED GAS REPORT FOR BONNEVILLE starting at 0000 11 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0411 0000 49.6 750.0 821.0 109.5 11.8 190.2 145.0 0411 0100 49.6 750.0 821.0 109.5 9.2 190.1 145.0 0411 0200 49.6 750.0 822.0 109.6 9.6 189.6 144.6 0411 0300 49.6 750.0 822.0 109.6 11.3 189.6 144.6 0411 0400 49.6 751.0 822.0 109.5 8.5 189.5 144.4 0411 0500 49.6 751.0 823.0 109.6 10.1 189.4 144.2 0411 0600 49.6 751.0 823.0 109.6 9.5 189.2 144.0 0411 0700 49.7 751.0 822.0 109.5 8.1 189.2 144.1 0411 0800 49.6 751.0 823.0 109.6 11.2 189.9 144.6 0411 0900 49.6 751.0 822.0 109.5 10.7 189.7 144.7 0411 1000 49.6 751.0 822.0 109.5 9.8 189.7 144.8 0411 1100 49.6 752.0 821.0 109.2 10.6 189.0 144.3 0411 1200 49.6 752.0 821.0 109.2 9.0 188.6 144.2 0411 1300 49.6 751.0 821.0 109.3 10.4 188.9 144.3 0411 1400 49.7 751.0 822.0 109.5 11.1 188.7 144.1 0411 1500 49.8 750.0 824.0 109.9 8.4 188.8 143.9 0411 1600 49.9 750.0 827.0 110.3 8.1 188.6 143.8 0411 1700 49.9 749.0 833.0 111.2 10.9 188.3 143.7 0411 1800 50.0 749.0 836.0 111.6 8.3 188.8 143.8 0411 1900 50.0 749.0 841.0 112.3 8.6 204.5 148.7 0411 2000 50.1 749.0 842.0 112.4 11.2 208.3 149.0 0411 2100 50.1 750.0 843.0 112.4 7.8 208.3 149.2 0411 2200 50.1 751.0 845.0 112.5 11.1 208.3 149.2 0411 2300 50.1 750.0 846.0 112.8 11.4 208.6 149.2 TOTAL DISSOLVED GAS REPORT FOR WARRENDALE starting at 0000 11 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0411 0000 49.7 754.0 912.0 121.0 7.4 190.2 145.0 0411 0100 49.7 754.0 913.0 121.1 7.4 190.1 145.0 0411 0200 49.7 754.0 913.0 121.1 7.4 189.6 144.6 0411 0300 49.7 754.0 913.0 121.1 7.4 189.6 144.6 0411 0400 49.7 755.0 912.0 120.8 7.5 189.5 144.4 0411 0500 49.7 755.0 913.0 120.9 7.5 189.4 144.2 0411 0600 49.7 755.0 912.0 120.8 7.5 189.2 144.0 0411 0700 49.7 755.0 912.0 120.8 7.5 189.2 144.1 0411 0800 49.7 755.0 913.0 120.9 7.5 189.9 144.6 0411 0900 49.7 755.0 914.0 121.1 7.5 189.7 144.7 0411 1000 49.7 755.0 915.0 121.2 7.5 189.7 144.8 0411 1100 49.8 755.0 916.0 121.3 7.5 189.0 144.3 0411 1200 49.8 755.0 917.0 121.5 7.5 188.6 144.2 0411 1300 49.9 755.0 917.0 121.5 7.5 188.9 144.3 0411 1400 49.9 755.0 919.0 121.7 7.5 188.7 144.1 0411 1500 50.1 754.0 920.0 122.0 7.5 188.8 143.9 0411 1600 50.1 753.0 920.0 122.2 7.4 188.6 143.8 0411 1700 50.2 753.0 921.0 122.3 7.4 188.3 143.7 0411 1800 50.4 753.0 920.0 122.2 7.4 188.8 143.8 0411 1900 50.1 753.0 918.0 121.9 7.4 204.5 148.7 0411 2000 50.1 753.0 916.0 121.6 7.4 208.3 149.0 0411 2100 50.1 754.0 915.0 121.4 7.4 208.3 149.2 0411 2200 50.1 754.0 913.0 121.1 7.4 208.3 149.2 0411 2300 50.1 754.0 913.0 121.1 7.4 208.6 149.2 TOTAL DISSOLVED GAS REPORT FOR CAMAS/WASHOUGAL starting at 0000 11 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0411 0000 + + + + + 190.2 145.0 0411 0100 + + + + + 190.1 145.0 0411 0200 + + + + + 189.6 144.6 0411 0300 + + + + + 189.6 144.6 0411 0400 + + + + + 189.5 144.4 0411 0500 + + + + + 189.4 144.2 0411 0600 + + + + + 189.2 144.0 0411 0700 + + + + + 189.2 144.1 0411 0800 + + + + + 189.9 144.6 0411 0900 + + + + + 189.7 144.7 0411 1000 + + + + + 189.7 144.8 0411 1100 + + + + + 189.0 144.3 0411 1200 + + + + + 188.6 144.2 0411 1300 + + + + + 188.9 144.3 0411 1400 + + + + + 188.7 144.1 0411 1500 + + + + + 188.8 143.9 0411 1600 + + + + + 188.6 143.8 0411 1700 + + + + + 188.3 143.7 0411 1800 + + + + + 188.8 143.8 0411 1900 + + + + + 204.5 148.7 0411 2000 + + + + + 208.3 149.0 0411 2100 + + + + + 208.3 149.2 0411 2200 + + + + + 208.3 149.2 0411 2300 + + + + + 208.6 149.2 TOTAL DISSOLVED GAS REPORT FOR CASCADE ISLAND, WA starting at 0000 11 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0411 0000 49.6 752.0 906.0 120.5 26.5 190.2 145.0 0411 0100 49.6 752.0 906.0 120.5 26.6 190.1 145.0 0411 0200 49.6 752.0 907.0 120.6 26.6 189.6 144.6 0411 0300 49.7 752.0 907.0 120.6 26.6 189.6 144.6 0411 0400 49.7 753.0 908.0 120.6 26.4 189.5 144.4 0411 0500 49.7 753.0 908.0 120.6 26.9 189.4 144.2 0411 0600 49.7 753.0 908.0 120.6 26.9 189.2 144.0 0411 0700 49.7 753.0 907.0 120.5 26.6 189.2 144.1 0411 0800 49.7 753.0 908.0 120.6 27.0 189.9 144.6 0411 0900 49.7 753.0 908.0 120.6 26.8 189.7 144.7 0411 1000 49.7 753.0 908.0 120.6 26.5 189.7 144.8 0411 1100 49.6 754.0 909.0 120.6 26.7 189.0 144.3 0411 1200 49.6 753.0 908.0 120.6 26.8 188.6 144.2 0411 1300 49.7 753.0 909.0 120.7 26.8 188.9 144.3 0411 1400 49.7 753.0 908.0 120.6 26.5 188.7 144.1 0411 1500 49.8 752.0 907.0 120.6 26.3 188.8 143.9 0411 1600 49.9 752.0 907.0 120.6 27.0 188.6 143.8 0411 1700 50.0 751.0 907.0 120.8 26.4 188.3 143.7 0411 1800 50.0 751.0 908.0 120.9 27.2 188.8 143.8 0411 1900 50.1 751.0 903.0 120.2 27.6 204.5 148.7 0411 2000 50.1 751.0 902.0 120.1 27.5 208.3 149.0 0411 2100 50.1 752.0 903.0 120.1 27.9 208.3 149.2 0411 2200 50.1 753.0 904.0 120.1 27.9 208.3 149.2 0411 2300 50.2 752.0 904.0 120.2 27.7 208.6 149.2