TOTAL DISSOLVED GAS REPORT FOR PASCO, WA starting at 0600 20 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0520 0600 54.4 755.2 825.0 109.2 16.7 + + 0520 0700 54.4 755.5 823.0 108.9 16.7 + + 0520 0800 54.4 755.3 823.0 109.0 16.7 + + 0520 0900 54.4 755.7 823.0 108.9 16.7 + + 0520 1000 54.4 755.6 825.0 109.2 16.7 + + 0520 1100 54.6 755.5 827.0 109.5 16.7 + + 0520 1200 54.7 754.9 830.0 109.9 16.7 + + 0520 1300 54.8 754.4 834.0 110.6 16.7 + + 0520 1400 55.1 753.9 838.0 111.2 16.7 + + 0520 1500 55.2 753.2 840.0 111.5 16.7 + + 0520 1600 55.3 752.7 843.0 112.0 16.6 + + 0520 1700 55.3 752.3 844.0 112.2 16.6 + + 0520 1800 55.4 751.9 845.0 112.4 16.6 + + 0520 1900 55.4 751.8 845.0 112.4 16.6 + + 0520 2000 55.3 751.7 844.0 112.3 16.6 + + 0520 2100 55.3 751.9 842.0 112.0 16.6 + + 0520 2200 55.1 752.2 840.0 111.7 16.6 + + 0520 2300 55.1 752.5 838.0 111.4 16.6 + + 0521 0000 55.1 752.7 836.0 111.1 16.7 + + 0521 0100 55.1 753.0 835.0 110.9 16.7 + + 0521 0200 55.1 753.3 833.0 110.6 16.7 + + 0521 0300 55.0 753.5 831.0 110.3 16.7 + + 0521 0400 55.0 754.0 829.0 109.9 16.7 + + 0521 0500 54.9 754.8 827.0 109.6 16.7 + + 0521 0600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR McNARY WASHINGTON SIDE starting at 0600 20 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0520 0600 57.0 755.5 853.0 112.9 48.5 207.5 150.4 0520 0700 56.8 755.8 853.0 112.9 48.7 206.7 150.3 0520 0800 56.7 755.7 854.0 113.0 48.5 207.3 150.3 0520 0900 56.7 755.9 853.0 112.8 48.8 207.9 150.3 0520 1000 56.6 755.8 853.0 112.9 48.8 207.8 150.4 0520 1100 56.6 755.6 852.0 112.8 48.8 208.4 150.4 0520 1200 56.6 754.9 852.0 112.9 48.8 207.7 150.5 0520 1300 56.4 754.6 851.0 112.8 48.9 208.5 150.6 0520 1400 56.5 754.0 851.0 112.9 48.8 207.9 150.6 0520 1500 56.5 753.4 850.0 112.8 48.8 207.7 150.7 0520 1600 56.2 752.9 849.0 112.8 48.9 208.2 150.7 0520 1700 56.2 752.4 849.0 112.8 48.8 211.7 150.6 0520 1800 56.0 752.1 848.0 112.8 48.9 209.5 150.6 0520 1900 56.1 752.0 848.0 112.8 48.8 208.2 149.8 0520 2000 56.3 752.0 849.0 112.9 48.7 208.7 149.7 0520 2100 56.2 752.1 850.0 113.0 48.7 208.5 149.8 0520 2200 56.3 752.5 850.0 113.0 48.7 208.8 149.8 0520 2300 56.3 752.6 849.0 112.8 48.8 208.1 149.8 0521 0000 56.3 752.9 849.0 112.8 48.9 208.7 149.8 0521 0100 56.4 753.1 851.0 113.0 48.8 208.3 149.8 0521 0200 56.4 753.5 850.0 112.8 48.8 208.0 150.0 0521 0300 56.8 753.7 851.0 112.9 48.7 208.6 149.9 0521 0400 56.7 753.9 852.0 113.0 48.9 207.6 149.9 0521 0500 56.9 754.3 852.0 113.0 48.9 207.9 150.0 0521 0600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR McNARY TAILWATER starting at 0600 20 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0520 0600 56.8 757.8 918.0 121.1 18.7 207.5 150.4 0520 0700 56.8 758.1 915.0 120.7 18.9 206.7 150.3 0520 0800 56.9 758.0 915.0 120.7 18.9 207.3 150.3 0520 0900 56.9 758.2 915.0 120.7 18.9 207.9 150.3 0520 1000 56.9 758.0 915.0 120.7 18.9 207.8 150.4 0520 1100 57.0 757.8 916.0 120.9 18.8 208.4 150.4 0520 1200 57.0 757.1 916.0 121.0 18.8 207.7 150.5 0520 1300 57.1 756.8 916.0 121.0 18.8 208.5 150.6 0520 1400 57.1 756.2 916.0 121.1 18.7 207.9 150.6 0520 1500 57.1 755.6 916.0 121.2 18.7 207.7 150.7 0520 1600 57.1 755.1 915.0 121.2 18.9 208.2 150.7 0520 1700 57.0 754.6 914.0 121.1 18.7 211.7 150.6 0520 1800 56.9 754.3 914.0 121.2 18.9 209.5 150.6 0520 1900 56.8 754.3 912.0 120.9 18.6 208.2 149.8 0520 2000 56.8 754.3 910.0 120.6 18.8 208.7 149.7 0520 2100 56.8 754.4 909.0 120.5 18.7 208.5 149.8 0520 2200 56.9 754.8 909.0 120.4 18.8 208.8 149.8 0520 2300 56.9 754.9 908.0 120.3 18.8 208.1 149.8 0521 0000 56.9 755.3 908.0 120.2 18.8 208.7 149.8 0521 0100 56.8 755.4 909.0 120.3 18.8 208.3 149.8 0521 0200 56.9 755.8 908.0 120.1 18.9 208.0 150.0 0521 0300 56.8 755.9 909.0 120.3 18.9 208.6 149.9 0521 0400 56.9 756.2 909.0 120.2 18.9 207.6 149.9 0521 0500 57.0 756.6 910.0 120.3 18.9 207.9 150.0 0521 0600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR JOHN DAY (Wingwall) starting at 0600 20 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0520 0600 56.7 758.0 819.0 108.0 31.9 224.4 161.9 0520 0700 56.7 759.0 819.0 107.9 31.8 223.4 161.9 0520 0800 56.8 759.0 819.0 107.9 32.0 223.1 161.9 0520 0900 56.8 758.0 821.0 108.3 30.7 224.5 161.9 0520 1000 56.8 759.0 821.0 108.2 31.8 223.4 161.9 0520 1100 56.9 758.0 822.0 108.4 31.9 224.8 161.9 0520 1200 56.9 758.0 821.0 108.3 32.2 209.7 146.8 0520 1300 57.1 757.0 824.0 108.9 32.2 201.6 139.0 0520 1400 57.1 757.0 825.0 109.0 32.0 201.5 138.8 0520 1500 57.0 756.0 824.0 109.0 32.3 199.8 139.0 0520 1600 57.0 755.0 826.0 109.4 32.3 200.5 139.0 0520 1700 57.0 755.0 827.0 109.5 32.1 204.4 139.1 0520 1800 57.2 755.0 826.0 109.4 32.2 201.4 139.1 0520 1900 57.2 755.0 829.0 109.8 31.8 200.3 139.1 0520 2000 57.1 755.0 829.0 109.8 31.9 202.5 139.1 0520 2100 57.3 755.0 828.0 109.7 32.2 201.5 139.1 0520 2200 57.2 756.0 828.0 109.5 32.1 203.2 139.1 0520 2300 57.1 756.0 828.0 109.5 32.2 203.2 139.1 0521 0000 57.1 756.0 828.0 109.5 32.3 201.2 139.1 0521 0100 57.0 756.0 828.0 109.5 32.2 199.6 139.1 0521 0200 57.1 756.0 829.0 109.7 32.2 200.0 139.1 0521 0300 57.1 757.0 829.0 109.5 32.0 198.9 139.2 0521 0400 57.0 757.0 829.0 109.5 32.2 200.3 139.3 0521 0500 57.0 757.0 830.0 109.6 32.2 199.6 139.3 0521 0600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR JOHN DAY TAILWATER starting at 0600 20 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0520 0600 57.1 761.0 902.0 118.5 16.1 224.4 161.9 0520 0700 57.1 761.0 902.0 118.5 16.1 223.4 161.9 0520 0800 57.1 761.0 903.0 118.7 16.1 223.1 161.9 0520 0900 57.2 761.0 904.0 118.8 16.2 224.5 161.9 0520 1000 57.2 761.0 903.0 118.7 16.2 223.4 161.9 0520 1100 57.3 760.0 906.0 119.2 16.4 224.8 161.9 0520 1200 57.4 760.0 901.0 118.6 16.2 209.7 146.8 0520 1300 57.5 759.0 898.0 118.3 16.0 201.6 139.0 0520 1400 57.5 759.0 894.0 117.8 15.9 201.5 138.8 0520 1500 57.5 758.0 895.0 118.1 15.8 199.8 139.0 0520 1600 57.6 758.0 894.0 117.9 15.9 200.5 139.0 0520 1700 57.6 757.0 893.0 118.0 15.9 204.4 139.1 0520 1800 57.5 757.0 891.0 117.7 15.8 201.4 139.1 0520 1900 57.5 757.0 889.0 117.4 15.7 200.3 139.1 0520 2000 57.5 757.0 892.0 117.8 15.4 202.5 139.1 0520 2100 57.5 757.0 890.0 117.6 15.4 201.5 139.1 0520 2200 57.5 758.0 888.0 117.2 15.0 203.2 139.1 0520 2300 57.4 758.0 890.0 117.4 14.8 203.2 139.1 0521 0000 57.5 758.0 886.0 116.9 14.1 201.2 139.1 0521 0100 57.5 759.0 884.0 116.5 14.0 199.6 139.1 0521 0200 57.5 759.0 885.0 116.6 14.3 200.0 139.1 0521 0300 57.5 759.0 885.0 116.6 14.3 198.9 139.2 0521 0400 57.6 759.0 885.0 116.6 14.5 200.3 139.3 0521 0500 57.5 760.0 885.0 116.4 14.5 199.6 139.3 0521 0600 + + + + + 199.7 139.3 TOTAL DISSOLVED GAS REPORT FOR THE DALLES starting at 0600 20 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0520 0600 57.7 761.0 884.0 116.2 15.7 211.2 83.0 0520 0700 57.6 761.0 883.0 116.0 17.0 207.7 83.0 0520 0800 57.6 761.0 882.0 115.9 15.4 208.0 83.0 0520 0900 57.5 761.0 882.0 115.9 16.9 192.3 83.0 0520 1000 57.5 761.0 883.0 116.0 16.9 190.6 83.0 0520 1100 57.6 761.0 884.0 116.2 17.0 189.8 83.0 0520 1200 57.6 760.0 886.0 116.6 15.7 198.8 83.0 0520 1300 57.5 760.0 887.0 116.7 16.8 204.6 83.0 0520 1400 57.5 759.0 890.0 117.3 16.4 191.6 83.0 0520 1500 57.6 759.0 892.0 117.5 16.5 189.5 83.0 0520 1600 57.7 758.0 894.0 117.9 16.5 189.8 83.0 0520 1700 57.7 758.0 896.0 118.2 15.7 192.9 83.0 0520 1800 57.8 758.0 899.0 118.6 15.5 192.1 83.0 0520 1900 57.8 758.0 900.0 118.7 14.6 220.1 83.0 0520 2000 57.9 758.0 902.0 119.0 15.7 219.5 83.0 0520 2100 57.9 758.0 904.0 119.3 14.5 220.7 83.0 0520 2200 57.9 758.0 905.0 119.4 14.6 221.7 83.0 0520 2300 57.9 759.0 906.0 119.4 12.7 255.1 83.0 0521 0000 58.0 759.0 907.0 119.5 12.8 224.1 83.0 0521 0100 58.0 759.0 908.0 119.6 15.3 180.2 81.0 0521 0200 58.0 759.0 909.0 119.8 15.4 177.9 81.0 0521 0300 58.0 759.0 909.0 119.8 15.1 177.5 81.0 0521 0400 58.0 760.0 909.0 119.6 15.3 179.1 81.0 0521 0500 58.0 760.0 909.0 119.6 15.7 178.6 81.0 0521 0600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR 1 MILE DOWNSTREAM OF THE DALLES starting at 0600 20 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0520 0600 57.7 762.0 909.0 119.3 10.0 211.2 83.0 0520 0700 57.6 762.0 908.0 119.2 10.0 207.7 83.0 0520 0800 57.6 762.0 908.0 119.2 10.1 208.0 83.0 0520 0900 57.7 762.0 908.0 119.2 9.8 192.3 83.0 0520 1000 57.7 762.0 909.0 119.3 9.8 190.6 83.0 0520 1100 57.7 762.0 912.0 119.7 9.8 189.8 83.0 0520 1200 57.7 761.0 913.0 120.0 9.9 198.8 83.0 0520 1300 57.8 761.0 915.0 120.2 10.1 204.6 83.0 0520 1400 57.7 760.0 915.0 120.4 9.9 191.6 83.0 0520 1500 57.8 760.0 916.0 120.5 9.9 189.5 83.0 0520 1600 57.8 759.0 916.0 120.7 9.8 189.8 83.0 0520 1700 57.9 759.0 917.0 120.8 9.9 192.9 83.0 0520 1800 57.8 758.0 916.0 120.8 9.8 192.1 83.0 0520 1900 57.8 759.0 916.0 120.7 10.2 220.1 83.0 0520 2000 57.8 759.0 915.0 120.6 10.3 219.5 83.0 0520 2100 57.7 759.0 915.0 120.6 10.2 220.7 83.0 0520 2200 57.7 759.0 915.0 120.6 10.2 221.7 83.0 0520 2300 57.7 760.0 916.0 120.5 11.0 255.1 83.0 0521 0000 57.8 760.0 916.0 120.5 10.4 224.1 83.0 0521 0100 57.8 760.0 916.0 120.5 9.8 180.2 81.0 0521 0200 57.8 760.0 917.0 120.7 9.9 177.9 81.0 0521 0300 57.9 760.0 919.0 120.9 10.0 177.5 81.0 0521 0400 57.9 761.0 921.0 121.0 9.9 179.1 81.0 0521 0500 57.9 761.0 921.0 121.0 9.8 178.6 81.0 0521 0600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR BONNEVILLE starting at 0600 20 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0520 0600 57.4 762.0 867.0 113.8 10.3 206.3 150.9 0520 0700 57.4 762.0 867.0 113.8 11.3 208.4 150.7 0520 0800 57.5 762.0 867.0 113.8 11.2 208.9 151.0 0520 0900 57.5 762.0 867.0 113.8 12.6 196.4 151.3 0520 1000 57.5 762.0 868.0 113.9 11.8 195.7 151.3 0520 1100 57.6 762.0 869.0 114.0 12.9 195.9 151.2 0520 1200 57.7 761.0 869.0 114.2 12.5 195.9 151.2 0520 1300 57.8 761.0 870.0 114.3 14.2 195.9 151.2 0520 1400 57.9 761.0 870.0 114.3 12.1 196.1 151.3 0520 1500 58.1 760.0 871.0 114.6 9.4 195.7 151.4 0520 1600 58.2 759.0 873.0 115.0 12.8 195.0 151.4 0520 1700 58.3 759.0 874.0 115.2 11.8 196.1 151.4 0520 1800 58.3 759.0 874.0 115.2 12.8 196.5 151.4 0520 1900 58.4 759.0 872.0 114.9 11.5 209.7 151.2 0520 2000 58.3 759.0 870.0 114.6 10.3 219.8 150.9 0520 2100 58.3 759.0 870.0 114.6 11.6 220.5 151.2 0520 2200 58.2 759.0 870.0 114.6 11.1 220.5 151.3 0520 2300 58.2 759.0 870.0 114.6 10.7 220.7 151.4 0521 0000 58.1 759.0 870.0 114.6 10.4 220.3 151.4 0521 0100 58.0 759.0 872.0 114.9 11.6 199.8 152.5 0521 0200 58.0 759.0 873.0 115.0 13.2 196.8 152.5 0521 0300 57.9 759.0 874.0 115.2 12.8 196.6 152.1 0521 0400 57.9 760.0 874.0 115.0 12.8 196.7 152.0 0521 0500 57.9 760.0 874.0 115.0 12.7 196.6 152.0 0521 0600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR WARRENDALE starting at 0600 20 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0520 0600 57.6 767.0 925.0 120.6 8.2 206.3 150.9 0520 0700 57.6 767.0 926.0 120.7 8.2 208.4 150.7 0520 0800 57.6 767.0 929.0 121.1 8.2 208.9 151.0 0520 0900 57.6 767.0 929.0 121.1 8.2 196.4 151.3 0520 1000 57.6 767.0 929.0 121.1 8.2 195.7 151.3 0520 1100 57.7 767.0 930.0 121.3 8.2 195.9 151.2 0520 1200 57.8 767.0 931.0 121.4 8.2 195.9 151.2 0520 1300 58.0 766.0 932.0 121.7 8.2 195.9 151.2 0520 1400 58.0 766.0 932.0 121.7 8.2 196.1 151.3 0520 1500 58.2 765.0 932.0 121.8 8.1 195.7 151.4 0520 1600 58.3 765.0 933.0 122.0 8.1 195.0 151.4 0520 1700 58.4 764.0 933.0 122.1 8.1 196.1 151.4 0520 1800 58.6 764.0 933.0 122.1 8.1 196.5 151.4 0520 1900 58.5 764.0 933.0 122.1 8.1 209.7 151.2 0520 2000 58.5 764.0 932.0 122.0 8.1 219.8 150.9 0520 2100 58.5 764.0 930.0 121.7 8.1 220.5 151.2 0520 2200 58.5 764.0 928.0 121.5 8.1 220.5 151.3 0520 2300 58.4 764.0 927.0 121.3 8.0 220.7 151.4 0521 0000 58.4 764.0 926.0 121.2 8.1 220.3 151.4 0521 0100 58.3 764.0 924.0 120.9 8.1 199.8 152.5 0521 0200 58.3 764.0 925.0 121.1 8.1 196.8 152.5 0521 0300 58.3 764.0 925.0 121.1 8.1 196.6 152.1 0521 0400 58.2 765.0 929.0 121.4 8.1 196.7 152.0 0521 0500 58.1 765.0 929.0 121.4 8.1 196.6 152.0 0521 0600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR CAMAS/WASHOUGAL starting at 0600 20 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0520 0600 + + + + + 206.3 150.9 0520 0700 + + + + + 208.4 150.7 0520 0800 + + + + + 208.9 151.0 0520 0900 + + + + + 196.4 151.3 0520 1000 + + + + + 195.7 151.3 0520 1100 + + + + + 195.9 151.2 0520 1200 + + + + + 195.9 151.2 0520 1300 + + + + + 195.9 151.2 0520 1400 + + + + + 196.1 151.3 0520 1500 + + + + + 195.7 151.4 0520 1600 + + + + + 195.0 151.4 0520 1700 + + + + + 196.1 151.4 0520 1800 + + + + + 196.5 151.4 0520 1900 + + + + + 209.7 151.2 0520 2000 + + + + + 219.8 150.9 0520 2100 + + + + + 220.5 151.2 0520 2200 + + + + + 220.5 151.3 0520 2300 + + + + + 220.7 151.4 0521 0000 + + + + + 220.3 151.4 0521 0100 + + + + + 199.8 152.5 0521 0200 + + + + + 196.8 152.5 0521 0300 + + + + + 196.6 152.1 0521 0400 + + + + + 196.7 152.0 0521 0500 + + + + + 196.6 152.0 0521 0600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR CASCADE ISLAND, WA starting at 0600 20 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0520 0600 57.6 765.0 919.0 120.1 28.6 206.3 150.9 0520 0700 57.6 765.0 918.0 120.0 28.6 208.4 150.7 0520 0800 57.6 765.0 917.0 119.9 28.6 208.9 151.0 0520 0900 57.7 765.0 923.0 120.7 28.3 196.4 151.3 0520 1000 57.7 765.0 918.0 120.0 28.1 195.7 151.3 0520 1100 57.8 765.0 922.0 120.5 28.1 195.9 151.2 0520 1200 57.9 764.0 919.0 120.3 28.3 195.9 151.2 0520 1300 58.0 764.0 918.0 120.2 28.0 195.9 151.2 0520 1400 58.1 764.0 919.0 120.3 28.2 196.1 151.3 0520 1500 58.2 763.0 918.0 120.3 28.1 195.7 151.4 0520 1600 58.4 763.0 919.0 120.4 28.0 195.0 151.4 0520 1700 58.4 762.0 920.0 120.7 28.0 196.1 151.4 0520 1800 58.5 762.0 918.0 120.5 27.7 196.5 151.4 0520 1900 58.5 762.0 914.0 119.9 28.5 209.7 151.2 0520 2000 58.5 762.0 915.0 120.1 28.9 219.8 150.9 0520 2100 58.5 762.0 915.0 120.1 29.0 220.5 151.2 0520 2200 58.4 762.0 915.0 120.1 29.0 220.5 151.3 0520 2300 58.3 762.0 914.0 119.9 29.1 220.7 151.4 0521 0000 58.3 762.0 915.0 120.1 28.9 220.3 151.4 0521 0100 58.2 762.0 917.0 120.3 28.1 199.8 152.5 0521 0200 58.2 763.0 921.0 120.7 28.0 196.8 152.5 0521 0300 58.1 763.0 921.0 120.7 28.0 196.6 152.1 0521 0400 58.0 763.0 921.0 120.7 28.1 196.7 152.0 0521 0500 58.0 763.0 923.0 121.0 28.0 196.6 152.0 0521 0600 + + + + + + +