TOTAL DISSOLVED GAS REPORT FOR PASCO, WA starting at 1600 9 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0509 1600 55.5 753.0 828.0 110.0 16.7 + + 0509 1700 55.4 752.5 828.0 110.0 16.7 + + 0509 1800 55.4 752.3 828.0 110.1 16.7 + + 0509 1900 55.5 751.8 828.0 110.1 16.7 + + 0509 2000 55.4 751.5 828.0 110.2 16.6 + + 0509 2100 55.3 751.7 827.0 110.0 16.7 + + 0509 2200 55.3 751.8 825.0 109.7 16.7 + + 0509 2300 55.1 751.6 824.0 109.6 16.7 + + 0510 0000 55.1 751.6 823.0 109.5 16.7 + + 0510 0100 55.0 751.5 822.0 109.4 16.8 + + 0510 0200 55.0 751.5 821.0 109.2 16.8 + + 0510 0300 55.0 751.1 820.0 109.2 16.9 + + 0510 0400 54.9 751.2 818.0 108.9 17.0 + + 0510 0500 54.9 751.1 816.0 108.6 17.0 + + 0510 0600 54.8 751.0 815.0 108.5 17.0 + + 0510 0700 54.8 751.5 814.0 108.3 17.1 + + 0510 0800 54.7 751.6 814.0 108.3 17.1 + + 0510 0900 54.7 751.6 815.0 108.4 17.1 + + 0510 1000 54.7 751.2 816.0 108.6 17.1 + + 0510 1100 54.6 751.0 819.0 109.1 17.2 + + 0510 1200 54.6 750.9 821.0 109.3 17.2 + + 0510 1300 54.5 750.4 823.0 109.7 17.2 + + 0510 1400 54.7 750.3 826.0 110.1 17.2 + + 0510 1500 54.6 750.0 828.0 110.4 17.1 + + 0510 1600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR McNARY WASHINGTON SIDE starting at 1600 9 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0509 1600 55.5 752.8 830.0 110.3 48.7 225.3 167.1 0509 1700 55.4 752.3 831.0 110.5 48.7 224.9 167.2 0509 1800 55.5 752.0 832.0 110.6 48.2 225.0 167.2 0509 1900 55.6 751.5 832.0 110.7 48.4 225.4 167.2 0509 2000 55.7 751.3 831.0 110.6 48.3 225.2 167.2 0509 2100 55.7 751.5 830.0 110.4 48.4 224.7 167.1 0509 2200 55.8 751.5 830.0 110.4 48.3 225.4 167.1 0509 2300 56.1 751.3 832.0 110.7 48.5 225.0 167.1 0510 0000 56.1 751.3 833.0 110.9 48.6 224.3 167.2 0510 0100 56.2 751.2 834.0 111.0 48.6 225.3 167.2 0510 0200 56.2 751.2 834.0 111.0 48.4 225.0 167.4 0510 0300 56.5 751.1 834.0 111.0 48.5 225.1 167.6 0510 0400 56.6 751.0 834.0 111.1 47.9 241.6 184.2 0510 0500 56.4 750.9 834.0 111.1 48.3 246.0 188.1 0510 0600 56.4 751.0 832.0 110.8 48.1 247.8 190.2 0510 0700 56.3 751.6 830.0 110.4 48.2 256.6 199.7 0510 0800 56.2 751.5 829.0 110.3 47.8 256.9 199.8 0510 0900 56.1 751.7 829.0 110.3 48.0 258.2 200.0 0510 1000 56.0 751.2 828.0 110.2 48.4 257.5 200.0 0510 1100 56.0 751.1 828.0 110.2 48.2 258.4 200.2 0510 1200 55.9 751.0 828.0 110.3 48.3 258.5 200.3 0510 1300 55.8 750.6 828.0 110.3 48.3 258.3 200.4 0510 1400 56.0 750.6 830.0 110.6 48.1 258.5 200.5 0510 1500 55.9 750.1 829.0 110.5 48.1 258.6 200.6 0510 1600 + + + + + 258.8 200.7 TOTAL DISSOLVED GAS REPORT FOR McNARY TAILWATER starting at 1600 9 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0509 1600 56.2 755.0 925.0 122.5 19.3 225.3 167.1 0509 1700 56.1 754.5 925.0 122.6 19.4 224.9 167.2 0509 1800 56.1 754.2 923.0 122.4 19.3 225.0 167.2 0509 1900 56.1 753.8 922.0 122.3 19.2 225.4 167.2 0509 2000 56.1 753.8 919.0 121.9 19.1 225.2 167.2 0509 2100 56.3 753.9 919.0 121.9 19.2 224.7 167.1 0509 2200 56.4 753.8 918.0 121.8 19.2 225.4 167.1 0509 2300 56.5 753.6 919.0 121.9 19.2 225.0 167.1 0510 0000 56.6 753.6 918.0 121.8 19.2 224.3 167.2 0510 0100 56.5 753.4 917.0 121.7 19.2 225.3 167.2 0510 0200 56.5 753.4 916.0 121.6 19.1 225.0 167.4 0510 0300 56.5 753.4 917.0 121.7 19.1 225.1 167.6 0510 0400 56.4 753.3 919.0 122.0 19.5 241.6 184.2 0510 0500 56.5 753.2 925.0 122.8 19.5 246.0 188.1 0510 0600 56.5 753.3 927.0 123.1 19.5 247.8 190.2 0510 0700 56.4 753.9 929.0 123.2 19.8 256.6 199.7 0510 0800 56.4 753.8 929.0 123.2 19.6 256.9 199.8 0510 0900 56.4 753.9 930.0 123.4 19.9 258.2 200.0 0510 1000 56.4 753.6 930.0 123.4 19.8 257.5 200.0 0510 1100 56.3 753.2 930.0 123.5 19.7 258.4 200.2 0510 1200 56.3 753.3 931.0 123.6 19.9 258.5 200.3 0510 1300 56.2 752.8 931.0 123.7 19.8 258.3 200.4 0510 1400 56.2 752.8 931.0 123.7 19.7 258.5 200.5 0510 1500 56.2 752.2 931.0 123.8 19.8 258.6 200.6 0510 1600 + + + + + 258.8 200.7 TOTAL DISSOLVED GAS REPORT FOR JOHN DAY (Wingwall) starting at 1600 9 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0509 1600 56.6 755.0 864.0 114.4 32.1 241.2 177.9 0509 1700 56.5 754.0 864.0 114.6 32.0 238.7 177.9 0509 1800 56.6 754.0 865.0 114.7 32.2 238.6 177.9 0509 1900 56.8 754.0 865.0 114.7 32.0 242.7 177.9 0509 2000 56.6 754.0 864.0 114.6 32.0 239.2 177.9 0509 2100 56.6 754.0 864.0 114.6 32.2 238.9 177.9 0509 2200 56.6 754.0 864.0 114.6 32.1 239.6 177.9 0509 2300 56.8 754.0 864.0 114.6 32.1 239.9 177.9 0510 0000 56.8 754.0 863.0 114.5 31.8 241.1 177.9 0510 0100 56.8 754.0 863.0 114.5 32.1 241.3 177.9 0510 0200 57.0 754.0 864.0 114.6 32.1 239.9 177.9 0510 0300 57.0 754.0 863.0 114.5 31.9 238.3 177.9 0510 0400 56.9 754.0 862.0 114.3 32.0 240.4 177.9 0510 0500 56.8 754.0 861.0 114.2 32.0 239.7 177.9 0510 0600 56.8 754.0 860.0 114.1 32.0 238.2 177.9 0510 0700 56.8 754.0 860.0 114.1 32.0 249.8 190.3 0510 0800 56.8 755.0 860.0 113.9 32.0 255.3 195.2 0510 0900 56.8 755.0 860.0 113.9 32.0 255.6 195.2 0510 1000 56.7 754.0 860.0 114.1 32.1 255.3 195.2 0510 1100 57.0 754.0 861.0 114.2 31.7 255.6 195.2 0510 1200 56.8 754.0 860.0 114.1 31.5 257.3 195.2 0510 1300 56.8 753.0 860.0 114.2 31.4 254.2 195.2 0510 1400 56.9 753.0 860.0 114.2 31.6 255.2 195.2 0510 1500 56.9 754.0 859.0 113.9 32.0 255.3 195.2 0510 1600 + + + + + 257.0 195.2 TOTAL DISSOLVED GAS REPORT FOR JOHN DAY TAILWATER starting at 1600 9 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0509 1600 56.9 757.0 913.0 120.6 16.4 241.2 177.9 0509 1700 56.9 756.0 910.0 120.4 16.5 238.7 177.9 0509 1800 57.0 756.0 907.0 120.0 16.2 238.6 177.9 0509 1900 57.0 756.0 906.0 119.8 16.1 242.7 177.9 0509 2000 57.1 756.0 904.0 119.6 15.9 239.2 177.9 0509 2100 57.3 756.0 904.0 119.6 15.7 238.9 177.9 0509 2200 57.4 756.0 903.0 119.4 15.7 239.6 177.9 0509 2300 57.3 756.0 903.0 119.4 15.6 239.9 177.9 0510 0000 57.2 757.0 905.0 119.6 15.5 241.1 177.9 0510 0100 57.2 757.0 904.0 119.4 15.3 241.3 177.9 0510 0200 57.1 757.0 904.0 119.4 15.3 239.9 177.9 0510 0300 57.1 756.0 902.0 119.3 15.2 238.3 177.9 0510 0400 57.0 756.0 904.0 119.6 15.2 240.4 177.9 0510 0500 57.0 756.0 904.0 119.6 15.0 239.7 177.9 0510 0600 57.0 757.0 902.0 119.2 14.9 238.2 177.9 0510 0700 57.0 757.0 911.0 120.3 15.1 249.8 190.3 0510 0800 57.0 757.0 913.0 120.6 15.3 255.3 195.2 0510 0900 57.0 757.0 912.0 120.5 15.4 255.6 195.2 0510 1000 57.1 757.0 913.0 120.6 15.4 255.3 195.2 0510 1100 57.2 757.0 914.0 120.7 15.4 255.6 195.2 0510 1200 57.2 756.0 915.0 121.0 15.7 257.3 195.2 0510 1300 57.1 756.0 917.0 121.3 15.8 254.2 195.2 0510 1400 57.2 756.0 913.0 120.8 15.7 255.2 195.2 0510 1500 57.1 756.0 918.0 121.4 15.9 255.3 195.2 0510 1600 + + + + + 257.0 195.2 TOTAL DISSOLVED GAS REPORT FOR THE DALLES starting at 1600 9 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0509 1600 57.0 757.0 899.0 118.8 16.3 211.6 88.0 0509 1700 57.0 756.0 901.0 119.2 15.9 239.5 88.0 0509 1800 57.1 756.0 904.0 119.6 14.9 241.5 88.0 0509 1900 57.1 756.0 907.0 120.0 16.1 243.9 88.0 0509 2000 57.1 756.0 909.0 120.2 15.6 242.9 88.0 0509 2100 57.2 756.0 910.0 120.4 15.9 242.7 88.0 0509 2200 57.2 756.0 912.0 120.6 15.6 244.1 88.0 0509 2300 57.3 757.0 914.0 120.7 14.8 245.1 88.0 0510 0000 57.3 757.0 916.0 121.0 13.2 244.8 88.0 0510 0100 57.4 757.0 918.0 121.3 15.5 241.0 88.7 0510 0200 57.4 757.0 920.0 121.5 13.6 239.9 89.0 0510 0300 57.4 757.0 922.0 121.8 14.7 239.5 89.0 0510 0400 57.4 757.0 923.0 121.9 14.7 240.7 89.0 0510 0500 57.4 757.0 923.0 121.9 14.9 241.6 89.0 0510 0600 57.3 757.0 923.0 121.9 14.2 241.6 89.0 0510 0700 57.3 757.0 923.0 121.9 14.3 228.4 89.0 0510 0800 57.2 757.0 923.0 121.9 15.4 230.1 89.0 0510 0900 57.2 757.0 923.0 121.9 14.7 229.6 89.0 0510 1000 57.2 757.0 922.0 121.8 15.4 230.2 89.0 0510 1100 57.2 757.0 921.0 121.7 15.4 230.5 89.0 0510 1200 57.3 757.0 920.0 121.5 15.5 230.1 89.0 0510 1300 57.4 757.0 919.0 121.4 15.2 238.9 89.0 0510 1400 57.3 757.0 917.0 121.1 15.4 241.1 89.0 0510 1500 57.4 757.0 916.0 121.0 15.7 232.6 89.0 0510 1600 + + + + + 229.3 89.0 TOTAL DISSOLVED GAS REPORT FOR 1 MILE DOWNSTREAM OF THE DALLES starting at 1600 9 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0509 1600 57.0 758.0 920.0 121.4 10.0 211.6 88.0 0509 1700 57.0 757.0 921.0 121.7 10.5 239.5 88.0 0509 1800 57.0 757.0 920.0 121.5 10.4 241.5 88.0 0509 1900 57.0 757.0 918.0 121.3 10.5 243.9 88.0 0509 2000 57.0 757.0 918.0 121.3 10.5 242.9 88.0 0509 2100 57.0 757.0 918.0 121.3 10.5 242.7 88.0 0509 2200 57.0 757.0 920.0 121.5 10.6 244.1 88.0 0509 2300 57.1 758.0 920.0 121.4 10.7 245.1 88.0 0510 0000 57.1 758.0 923.0 121.8 10.6 244.8 88.0 0510 0100 57.2 758.0 923.0 121.8 10.6 241.0 88.7 0510 0200 57.2 758.0 926.0 122.2 10.5 239.9 89.0 0510 0300 57.3 758.0 928.0 122.4 10.5 239.5 89.0 0510 0400 57.3 758.0 927.0 122.3 10.6 240.7 89.0 0510 0500 57.3 758.0 928.0 122.4 10.5 241.6 89.0 0510 0600 57.3 758.0 926.0 122.2 10.6 241.6 89.0 0510 0700 57.3 758.0 928.0 122.4 10.6 228.4 89.0 0510 0800 57.3 758.0 927.0 122.3 10.5 230.1 89.0 0510 0900 57.2 758.0 928.0 122.4 10.7 229.6 89.0 0510 1000 57.2 758.0 928.0 122.4 10.7 230.2 89.0 0510 1100 57.2 758.0 928.0 122.4 10.8 230.5 89.0 0510 1200 57.2 758.0 927.0 122.3 10.8 230.1 89.0 0510 1300 57.3 758.0 926.0 122.2 11.0 238.9 89.0 0510 1400 57.3 758.0 924.0 121.9 11.3 241.1 89.0 0510 1500 57.3 758.0 923.0 121.8 11.1 232.6 89.0 0510 1600 + + + + + 229.3 89.0 TOTAL DISSOLVED GAS REPORT FOR BONNEVILLE starting at 1600 9 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0509 1600 57.2 756.0 872.0 115.3 12.9 221.4 150.1 0509 1700 57.3 756.0 873.0 115.5 11.1 232.6 149.7 0509 1800 57.3 756.0 874.0 115.6 10.7 233.0 149.6 0509 1900 57.3 755.0 874.0 115.8 9.8 245.1 149.7 0509 2000 57.2 755.0 874.0 115.8 9.4 243.0 149.8 0509 2100 57.2 756.0 875.0 115.7 11.3 243.0 149.9 0509 2200 57.2 756.0 876.0 115.9 10.4 256.5 149.6 0509 2300 57.1 757.0 879.0 116.1 10.6 256.6 149.6 0510 0000 57.1 757.0 882.0 116.5 11.6 256.4 149.6 0510 0100 57.0 757.0 883.0 116.6 10.9 246.5 149.8 0510 0200 57.0 757.0 885.0 116.9 11.3 244.5 149.9 0510 0300 57.0 757.0 887.0 117.2 11.4 244.5 149.9 0510 0400 57.0 757.0 889.0 117.4 11.4 244.1 149.9 0510 0500 57.0 758.0 891.0 117.5 12.4 245.1 149.9 0510 0600 57.0 758.0 891.0 117.5 10.3 243.6 149.9 0510 0700 57.0 757.0 893.0 118.0 11.4 224.5 150.4 0510 0800 57.1 758.0 894.0 117.9 11.4 223.5 150.5 0510 0900 57.1 758.0 893.0 117.8 11.9 223.4 150.4 0510 1000 57.1 759.0 894.0 117.8 11.9 223.6 150.3 0510 1100 57.1 759.0 893.0 117.7 10.8 223.8 150.4 0510 1200 57.2 759.0 893.0 117.7 10.4 223.4 150.4 0510 1300 57.3 760.0 891.0 117.2 12.2 223.4 150.5 0510 1400 57.4 760.0 891.0 117.2 12.6 223.8 150.6 0510 1500 + + + + + 223.9 150.7 0510 1600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR WARRENDALE starting at 1600 9 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0509 1600 57.4 761.0 930.0 122.2 8.0 221.4 150.1 0509 1700 57.4 761.0 929.0 122.1 7.9 232.6 149.7 0509 1800 57.5 760.0 928.0 122.1 7.9 233.0 149.6 0509 1900 57.5 760.0 927.0 122.0 7.9 245.1 149.7 0509 2000 57.5 760.0 924.0 121.6 7.9 243.0 149.8 0509 2100 57.5 760.0 922.0 121.3 8.0 243.0 149.9 0509 2200 57.4 761.0 920.0 120.9 8.0 256.5 149.6 0509 2300 57.4 761.0 919.0 120.8 7.9 256.6 149.6 0510 0000 57.3 761.0 918.0 120.6 8.0 256.4 149.6 0510 0100 57.3 761.0 917.0 120.5 8.0 246.5 149.8 0510 0200 57.2 761.0 917.0 120.5 8.0 244.5 149.9 0510 0300 57.2 762.0 920.0 120.7 8.0 244.5 149.9 0510 0400 57.1 762.0 920.0 120.7 8.0 244.1 149.9 0510 0500 57.1 762.0 920.0 120.7 8.0 245.1 149.9 0510 0600 57.1 762.0 921.0 120.9 8.0 243.6 149.9 0510 0700 57.1 763.0 921.0 120.7 8.0 224.5 150.4 0510 0800 57.1 763.0 921.0 120.7 8.1 223.5 150.5 0510 0900 57.1 763.0 922.0 120.8 8.1 223.4 150.4 0510 1000 57.2 764.0 923.0 120.8 8.1 223.6 150.3 0510 1100 57.2 764.0 922.0 120.7 8.1 223.8 150.4 0510 1200 57.3 764.0 922.0 120.7 8.1 223.4 150.4 0510 1300 57.4 764.0 924.0 120.9 8.1 223.4 150.5 0510 1400 57.5 765.0 927.0 121.2 8.1 223.8 150.6 0510 1500 58.0 764.0 930.0 121.7 8.1 223.9 150.7 0510 1600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR CAMAS/WASHOUGAL starting at 1600 9 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0509 1600 + + + + + 221.4 150.1 0509 1700 + + + + + 232.6 149.7 0509 1800 + + + + + 233.0 149.6 0509 1900 + + + + + 245.1 149.7 0509 2000 + + + + + 243.0 149.8 0509 2100 + + + + + 243.0 149.9 0509 2200 + + + + + 256.5 149.6 0509 2300 + + + + + 256.6 149.6 0510 0000 + + + + + 256.4 149.6 0510 0100 + + + + + 246.5 149.8 0510 0200 + + + + + 244.5 149.9 0510 0300 + + + + + 244.5 149.9 0510 0400 + + + + + 244.1 149.9 0510 0500 + + + + + 245.1 149.9 0510 0600 + + + + + 243.6 149.9 0510 0700 + + + + + 224.5 150.4 0510 0800 + + + + + 223.5 150.5 0510 0900 + + + + + 223.4 150.4 0510 1000 + + + + + 223.6 150.3 0510 1100 + + + + + 223.8 150.4 0510 1200 + + + + + 223.4 150.4 0510 1300 + + + + + 223.4 150.5 0510 1400 + + + + + 223.8 150.6 0510 1500 + + + + + 223.9 150.7 0510 1600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR CASCADE ISLAND, WA starting at 1600 9 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0509 1600 57.3 759.0 918.0 120.9 28.9 221.4 150.1 0509 1700 57.4 759.0 919.0 121.1 29.5 232.6 149.7 0509 1800 57.5 758.0 914.0 120.6 29.6 233.0 149.6 0509 1900 57.4 758.0 916.0 120.8 30.0 245.1 149.7 0509 2000 57.4 758.0 916.0 120.8 29.9 243.0 149.8 0509 2100 57.4 759.0 915.0 120.6 30.4 243.0 149.9 0509 2200 57.3 759.0 918.0 120.9 30.5 256.5 149.6 0509 2300 57.3 759.0 918.0 120.9 30.6 256.6 149.6 0510 0000 57.2 760.0 920.0 121.1 30.8 256.4 149.6 0510 0100 57.2 760.0 920.0 121.1 30.3 246.5 149.8 0510 0200 57.2 760.0 918.0 120.8 30.2 244.5 149.9 0510 0300 57.2 760.0 919.0 120.9 30.5 244.5 149.9 0510 0400 57.2 760.0 918.0 120.8 30.1 244.1 149.9 0510 0500 57.2 761.0 920.0 120.9 30.4 245.1 149.9 0510 0600 57.2 761.0 918.0 120.6 30.4 243.6 149.9 0510 0700 57.2 761.0 917.0 120.5 29.7 224.5 150.4 0510 0800 57.2 761.0 917.0 120.5 29.5 223.5 150.5 0510 0900 57.2 761.0 916.0 120.4 29.6 223.4 150.4 0510 1000 57.3 762.0 918.0 120.5 29.7 223.6 150.3 0510 1100 57.3 762.0 917.0 120.3 29.5 223.8 150.4 0510 1200 57.4 762.0 917.0 120.3 29.3 223.4 150.4 0510 1300 57.4 763.0 917.0 120.2 29.2 223.4 150.5 0510 1400 57.5 763.0 916.0 120.1 29.5 223.8 150.6 0510 1500 57.6 763.0 917.0 120.2 29.8 223.9 150.7 0510 1600 + + + + + + +