TOTAL DISSOLVED GAS REPORT FOR PASCO, WA starting at 1400 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 1400 54.6 755.0 845.0 111.9 17.0 + + 0518 1500 54.8 754.6 847.0 112.2 16.9 + + 0518 1600 54.9 754.2 849.0 112.6 16.8 + + 0518 1700 55.0 753.9 850.0 112.7 16.8 + + 0518 1800 54.9 753.7 852.0 113.0 16.7 + + 0518 1900 54.9 753.8 852.0 113.0 16.7 + + 0518 2000 54.9 753.8 852.0 113.0 16.6 + + 0518 2100 54.8 754.2 851.0 112.8 16.6 + + 0518 2200 54.8 754.7 849.0 112.5 16.5 + + 0518 2300 54.6 754.8 847.0 112.2 16.5 + + 0519 0000 54.6 755.1 845.0 111.9 16.5 + + 0519 0100 54.5 755.4 842.0 111.5 16.6 + + 0519 0200 54.5 755.6 840.0 111.2 16.6 + + 0519 0300 54.5 755.8 838.0 110.9 16.6 + + 0519 0400 54.4 755.9 836.0 110.6 16.6 + + 0519 0500 54.4 756.0 833.0 110.2 16.7 + + 0519 0600 54.3 756.0 831.0 109.9 16.7 + + 0519 0700 54.3 756.3 829.0 109.6 16.7 + + 0519 0800 54.3 756.5 827.0 109.3 16.8 + + 0519 0900 54.3 756.5 827.0 109.3 16.8 + + 0519 1000 54.5 756.4 828.0 109.5 16.8 + + 0519 1100 54.6 756.1 830.0 109.8 16.8 + + 0519 1200 54.7 755.6 832.0 110.1 16.8 + + 0519 1300 54.8 755.2 835.0 110.6 16.8 + + 0519 1400 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR McNARY WASHINGTON SIDE starting at 1400 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 1400 55.4 755.3 815.0 107.9 48.7 232.0 174.6 0518 1500 55.3 754.8 817.0 108.2 49.0 232.9 174.5 0518 1600 55.3 754.4 816.0 108.2 48.8 232.9 174.5 0518 1700 55.3 754.2 819.0 108.6 48.6 232.0 174.3 0518 1800 55.4 753.9 822.0 109.0 48.5 231.2 174.1 0518 1900 55.8 754.0 826.0 109.5 48.2 232.6 173.8 0518 2000 55.6 754.0 829.0 109.9 48.4 232.1 173.4 0518 2100 55.7 754.2 832.0 110.3 48.4 231.6 173.1 0518 2200 55.8 754.8 834.0 110.5 48.7 227.3 169.4 0518 2300 55.9 754.9 836.0 110.7 48.7 209.4 151.0 0519 0000 56.1 755.2 839.0 111.1 48.6 209.5 150.8 0519 0100 56.1 755.9 841.0 111.3 48.6 208.2 150.7 0519 0200 56.4 756.0 844.0 111.6 48.6 208.6 150.8 0519 0300 57.2 756.3 848.0 112.1 48.5 208.8 150.7 0519 0400 56.8 756.4 849.0 112.2 48.6 208.3 150.6 0519 0500 56.8 756.5 849.0 112.2 48.7 208.6 150.6 0519 0600 56.4 756.6 847.0 111.9 48.7 207.8 150.7 0519 0700 56.3 756.9 847.0 111.9 48.8 207.5 150.8 0519 0800 56.2 757.1 846.0 111.7 48.9 208.1 150.8 0519 0900 56.1 757.0 845.0 111.6 48.9 208.4 150.9 0519 1000 56.1 756.8 845.0 111.7 48.9 208.5 151.1 0519 1100 55.9 756.4 844.0 111.6 48.9 208.7 151.3 0519 1200 55.8 755.9 841.0 111.3 48.9 209.5 151.4 0519 1300 55.8 755.5 839.0 111.1 48.9 212.5 155.0 0519 1400 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR McNARY TAILWATER starting at 1400 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 1400 55.9 757.4 930.0 122.8 19.4 232.0 174.6 0518 1500 55.9 757.0 930.0 122.9 19.2 232.9 174.5 0518 1600 55.8 756.6 930.0 122.9 19.3 232.9 174.5 0518 1700 55.8 756.4 928.0 122.7 19.3 232.0 174.3 0518 1800 55.8 756.2 927.0 122.6 19.3 231.2 174.1 0518 1900 55.9 756.2 925.0 122.3 19.2 232.6 173.8 0518 2000 56.0 756.3 924.0 122.2 19.3 232.1 173.4 0518 2100 56.1 756.6 925.0 122.3 19.4 231.6 173.1 0518 2200 56.1 757.0 925.0 122.2 19.1 227.3 169.4 0518 2300 56.1 757.2 923.0 121.9 18.9 209.4 151.0 0519 0000 56.2 757.5 916.0 120.9 18.9 209.5 150.8 0519 0100 56.3 758.1 913.0 120.4 19.0 208.2 150.7 0519 0200 56.3 758.4 913.0 120.4 18.9 208.6 150.8 0519 0300 56.4 758.6 912.0 120.2 18.9 208.8 150.7 0519 0400 56.5 758.6 913.0 120.4 19.0 208.3 150.6 0519 0500 56.5 758.8 912.0 120.2 18.9 208.6 150.6 0519 0600 56.5 758.9 913.0 120.3 19.0 207.8 150.7 0519 0700 56.6 759.2 914.0 120.4 19.0 207.5 150.8 0519 0800 56.5 759.4 915.0 120.5 19.0 208.1 150.8 0519 0900 56.4 759.3 917.0 120.8 19.0 208.4 150.9 0519 1000 56.4 759.1 917.0 120.8 19.1 208.5 151.1 0519 1100 56.4 758.6 917.0 120.9 19.0 208.7 151.3 0519 1200 56.4 758.2 917.0 120.9 19.0 209.5 151.4 0519 1300 56.4 757.8 917.0 121.0 19.1 212.5 155.0 0519 1400 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR JOHN DAY (Wingwall) starting at 1400 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 1400 56.6 758.0 808.0 106.6 31.9 235.6 172.8 0518 1500 56.6 758.0 809.0 106.7 32.1 235.9 172.8 0518 1600 56.8 757.0 810.0 107.0 32.3 235.8 172.8 0518 1700 56.6 757.0 810.0 107.0 31.7 235.2 172.8 0518 1800 56.8 757.0 811.0 107.1 31.8 234.1 172.4 0518 1900 56.6 757.0 811.0 107.1 32.1 236.6 172.2 0518 2000 56.6 757.0 811.0 107.1 32.0 237.1 172.2 0518 2100 56.6 758.0 811.0 107.0 32.3 236.0 172.2 0518 2200 56.6 758.0 811.0 107.0 32.2 235.9 172.2 0518 2300 56.6 758.0 813.0 107.3 31.3 238.8 172.2 0519 0000 56.6 758.0 813.0 107.3 31.0 236.6 172.2 0519 0100 56.6 759.0 813.0 107.1 31.7 233.9 171.7 0519 0200 56.6 759.0 814.0 107.2 32.0 214.7 152.0 0519 0300 56.6 759.0 813.0 107.1 32.1 215.1 152.0 0519 0400 56.6 759.0 813.0 107.1 32.1 214.5 151.9 0519 0500 56.6 759.0 813.0 107.1 31.5 213.7 152.0 0519 0600 56.6 760.0 812.0 106.8 32.1 214.9 152.0 0519 0700 56.6 760.0 812.0 106.8 32.2 214.3 152.0 0519 0800 56.7 760.0 814.0 107.1 32.0 213.6 152.0 0519 0900 56.7 760.0 815.0 107.2 31.9 212.0 151.9 0519 1000 56.7 760.0 816.0 107.4 32.0 215.4 151.7 0519 1100 56.7 759.0 816.0 107.5 31.4 213.0 151.7 0519 1200 56.8 758.0 816.0 107.7 31.9 214.0 151.7 0519 1300 56.8 758.0 817.0 107.8 31.1 213.4 151.7 0519 1400 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR JOHN DAY TAILWATER starting at 1400 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 1400 57.1 760.0 907.0 119.3 15.7 235.6 172.8 0518 1500 57.1 760.0 906.0 119.2 15.8 235.9 172.8 0518 1600 57.0 759.0 906.0 119.4 15.8 235.8 172.8 0518 1700 57.0 759.0 905.0 119.2 15.9 235.2 172.8 0518 1800 57.0 759.0 904.0 119.1 16.0 234.1 172.4 0518 1900 57.0 760.0 905.0 119.1 16.0 236.6 172.2 0518 2000 57.0 760.0 904.0 118.9 16.1 237.1 172.2 0518 2100 57.0 760.0 904.0 118.9 15.8 236.0 172.2 0518 2200 57.0 760.0 904.0 118.9 15.8 235.9 172.2 0518 2300 57.0 761.0 904.0 118.8 15.8 238.8 172.2 0519 0000 57.1 761.0 904.0 118.8 15.5 236.6 172.2 0519 0100 57.0 761.0 903.0 118.7 15.3 233.9 171.7 0519 0200 57.0 761.0 896.0 117.7 15.3 214.7 152.0 0519 0300 57.0 761.0 895.0 117.6 15.4 215.1 152.0 0519 0400 57.0 761.0 895.0 117.6 15.4 214.5 151.9 0519 0500 57.0 762.0 895.0 117.5 15.3 213.7 152.0 0519 0600 56.9 762.0 895.0 117.5 15.4 214.9 152.0 0519 0700 57.0 762.0 896.0 117.6 15.3 214.3 152.0 0519 0800 57.0 762.0 897.0 117.7 15.2 213.6 152.0 0519 0900 57.1 762.0 897.0 117.7 15.2 212.0 151.9 0519 1000 57.1 762.0 897.0 117.7 15.3 215.4 151.7 0519 1100 57.1 761.0 896.0 117.7 15.2 213.0 151.7 0519 1200 57.2 761.0 895.0 117.6 15.3 214.0 151.7 0519 1300 57.2 760.0 895.0 117.8 15.2 213.4 151.7 0519 1400 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR THE DALLES starting at 1400 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 1400 57.1 761.0 893.0 117.3 16.3 210.3 90.0 0518 1500 57.2 760.0 896.0 117.9 16.4 211.7 90.0 0518 1600 57.3 760.0 897.0 118.0 15.9 211.1 90.0 0518 1700 57.4 760.0 899.0 118.3 16.8 209.9 90.0 0518 1800 57.4 760.0 900.0 118.4 15.6 208.4 90.0 0518 1900 57.5 760.0 901.0 118.6 15.7 227.8 90.0 0518 2000 57.5 760.0 901.0 118.6 15.9 241.0 90.0 0518 2100 57.5 761.0 902.0 118.5 15.1 242.8 90.0 0518 2200 57.5 761.0 902.0 118.5 13.5 241.3 90.0 0518 2300 57.5 761.0 903.0 118.7 14.8 243.7 90.0 0519 0000 57.5 762.0 904.0 118.6 14.8 242.2 90.0 0519 0100 57.6 762.0 905.0 118.8 16.0 202.9 90.0 0519 0200 57.6 762.0 905.0 118.8 15.5 199.9 90.0 0519 0300 57.6 762.0 906.0 118.9 16.3 200.4 90.0 0519 0400 57.5 762.0 906.0 118.9 16.0 199.5 90.0 0519 0500 57.5 762.0 905.0 118.8 15.7 199.8 90.0 0519 0600 57.5 762.0 904.0 118.6 15.9 212.5 90.0 0519 0700 57.4 763.0 903.0 118.3 15.1 213.8 90.0 0519 0800 57.3 763.0 902.0 118.2 15.6 213.2 90.0 0519 0900 57.3 763.0 901.0 118.1 16.2 199.5 90.0 0519 1000 57.3 762.0 900.0 118.1 15.4 199.4 90.0 0519 1100 57.2 762.0 899.0 118.0 16.1 198.7 90.0 0519 1200 57.3 761.0 899.0 118.1 16.1 201.9 90.0 0519 1300 57.3 761.0 899.0 118.1 15.9 187.7 90.0 0519 1400 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR 1 MILE DOWNSTREAM OF THE DALLES starting at 1400 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 1400 57.2 762.0 919.0 120.6 9.7 210.3 90.0 0518 1500 57.3 761.0 920.0 120.9 9.8 211.7 90.0 0518 1600 57.3 761.0 920.0 120.9 9.7 211.1 90.0 0518 1700 57.3 761.0 919.0 120.8 9.8 209.9 90.0 0518 1800 57.3 761.0 919.0 120.8 9.7 208.4 90.0 0518 1900 57.3 761.0 919.0 120.8 9.9 227.8 90.0 0518 2000 57.2 761.0 919.0 120.8 10.1 241.0 90.0 0518 2100 57.3 762.0 918.0 120.5 10.0 242.8 90.0 0518 2200 57.3 762.0 917.0 120.3 10.0 241.3 90.0 0518 2300 57.3 762.0 917.0 120.3 10.0 243.7 90.0 0519 0000 57.3 763.0 917.0 120.2 10.1 242.2 90.0 0519 0100 57.4 763.0 917.0 120.2 9.5 202.9 90.0 0519 0200 57.4 763.0 919.0 120.4 9.6 199.9 90.0 0519 0300 57.4 763.0 922.0 120.8 9.6 200.4 90.0 0519 0400 57.5 763.0 924.0 121.1 9.6 199.5 90.0 0519 0500 57.5 763.0 924.0 121.1 9.6 199.8 90.0 0519 0600 57.5 764.0 922.0 120.7 9.7 212.5 90.0 0519 0700 57.4 764.0 922.0 120.7 9.7 213.8 90.0 0519 0800 57.4 764.0 921.0 120.5 9.8 213.2 90.0 0519 0900 57.4 764.0 923.0 120.8 9.9 199.5 90.0 0519 1000 57.4 763.0 923.0 121.0 9.6 199.4 90.0 0519 1100 57.4 763.0 923.0 121.0 9.6 198.7 90.0 0519 1200 57.4 762.0 924.0 121.3 9.6 201.9 90.0 0519 1300 57.5 762.0 924.0 121.3 9.4 187.7 90.0 0519 1400 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR BONNEVILLE starting at 1400 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 1400 57.8 762.0 864.0 113.4 11.1 219.0 150.2 0518 1500 57.8 762.0 864.0 113.4 12.4 220.3 150.2 0518 1600 57.9 761.0 863.0 113.4 10.4 219.8 150.1 0518 1700 57.9 761.0 861.0 113.1 10.1 219.5 150.2 0518 1800 57.9 761.0 860.0 113.0 10.7 219.7 150.2 0518 1900 57.8 761.0 859.0 112.9 10.0 246.0 149.5 0518 2000 57.8 761.0 859.0 112.9 10.1 245.6 149.4 0518 2100 57.7 761.0 860.0 113.0 11.0 245.5 149.6 0518 2200 57.7 762.0 860.0 112.9 10.2 245.1 149.8 0518 2300 57.6 762.0 860.0 112.9 10.8 245.7 149.8 0519 0000 57.5 763.0 860.0 112.7 8.4 244.4 149.7 0519 0100 57.4 763.0 862.0 113.0 10.6 223.5 150.4 0519 0200 57.4 763.0 863.0 113.1 11.3 210.8 150.8 0519 0300 57.4 763.0 863.0 113.1 11.5 209.7 150.5 0519 0400 57.3 763.0 864.0 113.2 12.2 209.2 150.4 0519 0500 57.3 763.0 863.0 113.1 9.9 209.7 150.4 0519 0600 57.3 763.0 864.0 113.2 11.0 218.7 150.2 0519 0700 57.3 763.0 864.0 113.2 9.3 219.0 150.1 0519 0800 57.3 764.0 865.0 113.2 10.1 219.2 150.1 0519 0900 57.4 764.0 867.0 113.5 9.4 207.3 150.3 0519 1000 57.4 764.0 868.0 113.6 11.1 206.0 150.4 0519 1100 57.5 763.0 870.0 114.0 11.7 206.0 150.2 0519 1200 57.6 763.0 870.0 114.0 11.8 206.1 150.2 0519 1300 57.6 763.0 871.0 114.2 11.2 198.3 150.4 0519 1400 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR WARRENDALE starting at 1400 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 1400 58.0 767.0 928.0 121.0 8.2 219.0 150.2 0518 1500 58.1 767.0 929.0 121.1 8.2 220.3 150.2 0518 1600 58.2 766.0 928.0 121.1 8.2 219.8 150.1 0518 1700 58.2 766.0 928.0 121.1 8.2 219.5 150.2 0518 1800 58.2 766.0 928.0 121.1 8.2 219.7 150.2 0518 1900 58.4 766.0 927.0 121.0 8.2 246.0 149.5 0518 2000 58.2 766.0 924.0 120.6 8.2 245.6 149.4 0518 2100 58.1 766.0 923.0 120.5 8.2 245.5 149.6 0518 2200 58.0 767.0 922.0 120.2 8.2 245.1 149.8 0518 2300 57.9 767.0 922.0 120.2 8.2 245.7 149.8 0519 0000 57.8 768.0 921.0 119.9 8.2 244.4 149.7 0519 0100 57.7 768.0 921.0 119.9 8.1 223.5 150.4 0519 0200 57.7 768.0 922.0 120.1 8.2 210.8 150.8 0519 0300 57.6 768.0 922.0 120.1 8.3 209.7 150.5 0519 0400 57.5 768.0 923.0 120.2 8.3 209.2 150.4 0519 0500 57.5 768.0 925.0 120.4 8.3 209.7 150.4 0519 0600 57.5 768.0 927.0 120.7 8.3 218.7 150.2 0519 0700 57.5 768.0 929.0 121.0 8.3 219.0 150.1 0519 0800 57.5 769.0 928.0 120.7 8.3 219.2 150.1 0519 0900 57.5 769.0 929.0 120.8 8.3 207.3 150.3 0519 1000 57.5 769.0 929.0 120.8 8.3 206.0 150.4 0519 1100 57.6 769.0 929.0 120.8 8.3 206.0 150.2 0519 1200 57.7 768.0 932.0 121.4 8.3 206.1 150.2 0519 1300 57.8 768.0 932.0 121.4 8.3 198.3 150.4 0519 1400 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR CAMAS/WASHOUGAL starting at 1400 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 1400 + + + + + 219.0 150.2 0518 1500 + + + + + 220.3 150.2 0518 1600 + + + + + 219.8 150.1 0518 1700 + + + + + 219.5 150.2 0518 1800 + + + + + 219.7 150.2 0518 1900 + + + + + 246.0 149.5 0518 2000 + + + + + 245.6 149.4 0518 2100 + + + + + 245.5 149.6 0518 2200 + + + + + 245.1 149.8 0518 2300 + + + + + 245.7 149.8 0519 0000 + + + + + 244.4 149.7 0519 0100 + + + + + 223.5 150.4 0519 0200 + + + + + 210.8 150.8 0519 0300 + + + + + 209.7 150.5 0519 0400 + + + + + 209.2 150.4 0519 0500 + + + + + 209.7 150.4 0519 0600 + + + + + 218.7 150.2 0519 0700 + + + + + 219.0 150.1 0519 0800 + + + + + 219.2 150.1 0519 0900 + + + + + 207.3 150.3 0519 1000 + + + + + 206.0 150.4 0519 1100 + + + + + 206.0 150.2 0519 1200 + + + + + 206.1 150.2 0519 1300 + + + + + 198.3 150.4 0519 1400 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR CASCADE ISLAND, WA starting at 1400 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 1400 57.9 765.0 921.0 120.4 29.7 219.0 150.2 0518 1500 58.0 765.0 922.0 120.5 29.9 220.3 150.2 0518 1600 58.0 764.0 919.0 120.3 29.7 219.8 150.1 0518 1700 58.0 764.0 919.0 120.3 29.5 219.5 150.2 0518 1800 58.0 764.0 919.0 120.3 29.7 219.7 150.2 0518 1900 58.0 764.0 922.0 120.7 30.5 246.0 149.5 0518 2000 58.0 764.0 921.0 120.5 30.5 245.6 149.4 0518 2100 57.9 765.0 922.0 120.5 30.6 245.5 149.6 0518 2200 57.8 765.0 923.0 120.7 30.6 245.1 149.8 0518 2300 57.7 765.0 924.0 120.8 30.8 245.7 149.8 0519 0000 57.7 766.0 924.0 120.6 30.1 244.4 149.7 0519 0100 57.6 766.0 921.0 120.2 30.0 223.5 150.4 0519 0200 57.5 766.0 921.0 120.2 29.4 210.8 150.8 0519 0300 57.5 766.0 920.0 120.1 29.3 209.7 150.5 0519 0400 57.5 766.0 920.0 120.1 29.3 209.2 150.4 0519 0500 57.5 766.0 919.0 120.0 29.2 209.7 150.4 0519 0600 57.5 766.0 920.0 120.1 29.4 218.7 150.2 0519 0700 57.5 767.0 920.0 119.9 29.6 219.0 150.1 0519 0800 57.5 767.0 920.0 119.9 29.5 219.2 150.1 0519 0900 57.5 767.0 919.0 119.8 29.1 207.3 150.3 0519 1000 57.6 767.0 919.0 119.8 29.1 206.0 150.4 0519 1100 57.7 767.0 920.0 119.9 29.1 206.0 150.2 0519 1200 57.8 766.0 918.0 119.8 28.9 206.1 150.2 0519 1300 57.8 766.0 918.0 119.8 28.4 198.3 150.4 0519 1400 + + + + + + +