TOTAL DISSOLVED GAS REPORT FOR PASCO, WA starting at 1600 9 Jun 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0609 1600 59.1 748.8 801.0 107.0 17.0 + + 0609 1700 59.1 749.0 802.0 107.1 17.0 + + 0609 1800 59.1 749.1 802.0 107.1 16.9 + + 0609 1900 59.1 749.6 802.0 107.0 16.9 + + 0609 2000 58.9 750.2 801.0 106.8 16.9 + + 0609 2100 58.8 750.8 801.0 106.7 16.9 + + 0609 2200 58.8 751.4 802.0 106.7 16.9 + + 0609 2300 58.7 751.6 803.0 106.8 16.9 + + 0610 0000 58.7 751.9 804.0 106.9 17.0 + + 0610 0100 58.7 752.0 806.0 107.2 17.0 + + 0610 0200 58.5 752.2 807.0 107.3 17.1 + + 0610 0300 58.5 752.3 806.0 107.1 17.2 + + 0610 0400 58.3 752.4 803.0 106.7 17.2 + + 0610 0500 58.2 752.9 800.0 106.3 17.3 + + 0610 0600 58.0 753.6 798.0 105.9 17.3 + + 0610 0700 58.0 753.9 797.0 105.7 17.3 + + 0610 0800 58.0 753.8 797.0 105.7 17.4 + + 0610 0900 58.0 754.1 799.0 106.0 17.5 + + 0610 1000 58.2 754.3 802.0 106.3 17.5 + + 0610 1100 58.4 754.2 807.0 107.0 17.5 + + 0610 1200 58.5 754.3 812.0 107.6 17.5 + + 0610 1300 58.8 754.3 819.0 108.6 17.5 + + 0610 1400 59.1 754.2 824.0 109.3 17.5 + + 0610 1500 59.1 754.2 828.0 109.8 17.5 + + 0610 1600 59.4 754.0 833.0 110.5 17.5 + + TOTAL DISSOLVED GAS REPORT FOR McNARY WASHINGTON SIDE starting at 1600 9 Jun 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0609 1600 60.0 749.6 824.0 109.9 49.8 210.0 153.6 0609 1700 60.1 750.0 823.0 109.7 49.2 210.5 153.6 0609 1800 60.1 749.7 821.0 109.5 49.6 210.6 153.6 0609 1900 60.1 750.2 821.0 109.4 49.8 210.5 153.7 0609 2000 60.1 750.9 819.0 109.1 49.8 209.8 153.5 0609 2100 60.1 751.4 817.0 108.7 49.5 210.0 153.5 0609 2200 60.0 751.8 818.0 108.8 49.7 209.5 153.4 0609 2300 60.0 752.2 816.0 108.5 49.6 209.4 153.3 0610 0000 60.0 752.4 815.0 108.3 49.8 198.0 141.2 0610 0100 59.9 752.7 816.0 108.4 49.9 194.0 138.2 0610 0200 59.9 752.9 811.0 107.7 49.8 193.7 138.0 0610 0300 59.9 753.3 811.0 107.7 50.0 194.2 138.3 0610 0400 59.9 753.3 810.0 107.5 49.9 194.0 138.4 0610 0500 59.9 753.6 808.0 107.2 50.2 194.3 138.2 0610 0600 59.8 754.3 808.0 107.1 50.4 194.1 138.4 0610 0700 59.8 754.4 806.0 106.8 50.4 194.4 138.8 0610 0800 59.8 754.5 806.0 106.8 50.4 194.7 139.0 0610 0900 59.7 754.4 805.0 106.7 50.5 193.3 137.2 0610 1000 59.6 754.6 804.0 106.5 50.6 195.7 139.4 0610 1100 59.6 754.6 803.0 106.4 50.7 194.6 139.0 0610 1200 59.6 754.7 802.0 106.3 50.7 193.6 138.1 0610 1300 59.6 754.8 802.0 106.3 50.7 194.0 138.2 0610 1400 59.6 754.8 802.0 106.3 50.7 193.7 138.4 0610 1500 59.5 754.7 802.0 106.3 50.6 194.2 138.7 0610 1600 59.5 754.6 802.0 106.3 50.5 205.0 149.6 TOTAL DISSOLVED GAS REPORT FOR McNARY TAILWATER starting at 1600 9 Jun 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0609 1600 60.2 752.1 910.0 121.0 18.0 210.0 153.6 0609 1700 60.2 752.6 910.0 120.9 18.1 210.5 153.6 0609 1800 60.2 752.1 911.0 121.1 18.2 210.6 153.6 0609 1900 60.1 753.0 908.0 120.6 18.2 210.5 153.7 0609 2000 60.0 753.4 910.0 120.8 18.2 209.8 153.5 0609 2100 60.0 753.8 910.0 120.7 17.9 210.0 153.5 0609 2200 60.0 754.3 910.0 120.6 18.0 209.5 153.4 0609 2300 60.0 754.5 908.0 120.3 17.9 209.4 153.3 0610 0000 59.9 754.9 909.0 120.4 17.5 198.0 141.2 0610 0100 59.9 755.0 906.0 120.0 17.5 194.0 138.2 0610 0200 59.9 755.2 906.0 120.0 17.5 193.7 138.0 0610 0300 59.8 755.5 909.0 120.3 17.6 194.2 138.3 0610 0400 59.8 755.6 909.0 120.3 17.6 194.0 138.4 0610 0500 59.8 755.9 909.0 120.3 17.6 194.3 138.2 0610 0600 59.8 756.6 910.0 120.3 17.7 194.1 138.4 0610 0700 59.8 756.6 911.0 120.4 17.6 194.4 138.8 0610 0800 59.8 756.8 912.0 120.5 17.7 194.7 139.0 0610 0900 59.8 756.8 912.0 120.5 17.7 193.3 137.2 0610 1000 59.8 757.0 914.0 120.7 17.8 195.7 139.4 0610 1100 59.9 756.9 916.0 121.0 17.8 194.6 139.0 0610 1200 59.9 757.0 916.0 121.0 17.7 193.6 138.1 0610 1300 59.9 757.1 916.0 121.0 17.6 194.0 138.2 0610 1400 59.9 757.0 915.0 120.9 17.6 193.7 138.4 0610 1500 60.0 757.1 916.0 121.0 17.6 194.2 138.7 0610 1600 59.9 756.8 916.0 121.0 17.7 205.0 149.6 TOTAL DISSOLVED GAS REPORT FOR JOHN DAY (Wingwall) starting at 1600 9 Jun 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0609 1600 61.2 754.0 817.0 108.4 32.3 214.6 158.0 0609 1700 61.2 754.0 817.0 108.4 32.3 220.8 158.0 0609 1800 61.2 755.0 816.0 108.1 32.1 220.1 158.0 0609 1900 61.2 755.0 815.0 107.9 32.2 219.4 158.0 0609 2000 61.1 755.0 815.0 107.9 31.5 219.4 158.0 0609 2100 61.1 756.0 814.0 107.7 32.0 219.6 158.0 0609 2200 61.1 756.0 814.0 107.7 32.3 220.2 158.0 0609 2300 61.0 756.0 813.0 107.5 32.2 220.4 158.0 0610 0000 61.0 756.0 812.0 107.4 32.2 219.5 158.0 0610 0100 61.0 756.0 811.0 107.3 32.3 204.4 146.6 0610 0200 60.9 757.0 810.0 107.0 32.2 193.6 137.0 0610 0300 60.9 757.0 809.0 106.9 32.2 194.7 137.0 0610 0400 60.9 757.0 809.0 106.9 32.3 193.5 137.0 0610 0500 60.8 757.0 808.0 106.7 32.2 194.0 137.0 0610 0600 60.8 758.0 808.0 106.6 32.2 193.2 137.0 0610 0700 60.7 758.0 808.0 106.6 32.3 195.1 137.0 0610 0800 60.7 758.0 808.0 106.6 32.3 194.2 137.0 0610 0900 60.7 758.0 808.0 106.6 32.3 194.7 137.0 0610 1000 60.7 759.0 808.0 106.5 32.2 196.8 137.0 0610 1100 60.7 759.0 807.0 106.3 32.4 194.9 137.0 0610 1200 60.7 759.0 808.0 106.5 32.3 199.2 137.0 0610 1300 60.7 758.0 808.0 106.6 32.3 196.4 137.0 0610 1400 60.8 758.0 808.0 106.6 32.2 195.1 137.0 0610 1500 60.9 758.0 808.0 106.6 32.4 197.4 137.0 0610 1600 60.8 758.0 809.0 106.7 32.3 195.6 137.0 TOTAL DISSOLVED GAS REPORT FOR JOHN DAY TAILWATER starting at 1600 9 Jun 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0609 1600 61.4 756.0 896.0 118.5 15.9 214.6 158.0 0609 1700 61.5 757.0 896.0 118.4 16.0 220.8 158.0 0609 1800 61.4 757.0 895.0 118.2 15.8 220.1 158.0 0609 1900 61.4 757.0 895.0 118.2 15.7 219.4 158.0 0609 2000 61.4 758.0 894.0 117.9 15.6 219.4 158.0 0609 2100 61.3 758.0 894.0 117.9 15.5 219.6 158.0 0609 2200 61.3 758.0 895.0 118.1 15.5 220.2 158.0 0609 2300 61.3 758.0 894.0 117.9 15.4 220.4 158.0 0610 0000 61.2 759.0 895.0 117.9 15.2 219.5 158.0 0610 0100 61.2 759.0 892.0 117.5 14.7 204.4 146.6 0610 0200 61.2 759.0 885.0 116.6 15.0 193.6 137.0 0610 0300 61.2 759.0 884.0 116.5 15.1 194.7 137.0 0610 0400 61.1 759.0 885.0 116.6 15.2 193.5 137.0 0610 0500 61.1 759.0 885.0 116.6 15.3 194.0 137.0 0610 0600 61.1 760.0 887.0 116.7 15.5 193.2 137.0 0610 0700 61.0 760.0 891.0 117.2 15.3 195.1 137.0 0610 0800 61.0 760.0 888.0 116.8 15.3 194.2 137.0 0610 0900 61.0 761.0 888.0 116.7 15.2 194.7 137.0 0610 1000 61.0 761.0 890.0 117.0 15.2 196.8 137.0 0610 1100 61.0 761.0 890.0 117.0 15.3 194.9 137.0 0610 1200 61.0 761.0 893.0 117.3 15.4 199.2 137.0 0610 1300 61.0 761.0 888.0 116.7 15.3 196.4 137.0 0610 1400 61.1 761.0 888.0 116.7 15.4 195.1 137.0 0610 1500 61.1 761.0 891.0 117.1 15.4 197.4 137.0 0610 1600 61.1 761.0 889.0 116.8 15.4 195.6 137.0 TOTAL DISSOLVED GAS REPORT FOR THE DALLES starting at 1600 9 Jun 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0609 1600 61.8 757.0 890.0 117.6 15.5 191.9 89.0 0609 1700 61.9 758.0 887.0 117.0 14.1 214.4 89.0 0609 1800 61.8 758.0 884.0 116.6 14.8 216.4 89.0 0609 1900 61.8 758.0 881.0 116.2 14.2 215.4 89.0 0609 2000 61.7 758.0 879.0 116.0 14.2 215.5 89.0 0609 2100 61.7 759.0 876.0 115.4 13.0 215.1 89.0 0609 2200 61.6 759.0 874.0 115.2 12.2 217.6 89.0 0609 2300 61.6 759.0 873.0 115.0 14.0 227.3 89.0 0610 0000 61.6 760.0 872.0 114.7 14.1 223.6 89.0 0610 0100 61.6 759.0 871.0 114.8 14.7 172.8 83.9 0610 0200 61.7 760.0 871.0 114.6 14.2 164.7 80.0 0610 0300 61.6 760.0 870.0 114.5 16.0 165.2 80.0 0610 0400 61.6 760.0 869.0 114.3 16.0 164.7 80.0 0610 0500 61.6 760.0 869.0 114.3 15.6 164.6 80.0 0610 0600 61.5 761.0 868.0 114.1 13.5 187.1 80.0 0610 0700 61.5 761.0 867.0 113.9 14.2 188.8 80.0 0610 0800 61.4 761.0 865.0 113.7 13.4 188.1 80.0 0610 0900 61.3 762.0 865.0 113.5 12.9 190.4 80.0 0610 1000 61.3 762.0 864.0 113.4 15.1 178.1 80.0 0610 1100 61.3 762.0 864.0 113.4 14.9 177.4 80.0 0610 1200 61.3 762.0 864.0 113.4 15.1 177.1 80.0 0610 1300 61.4 762.0 865.0 113.5 14.9 177.4 80.0 0610 1400 61.5 762.0 866.0 113.6 15.8 176.4 80.0 0610 1500 61.5 762.0 867.0 113.8 15.5 177.2 80.0 0610 1600 61.5 762.0 867.0 113.8 14.1 177.8 80.0 TOTAL DISSOLVED GAS REPORT FOR 1 MILE DOWNSTREAM OF THE DALLES starting at 1600 9 Jun 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0609 1600 61.8 758.0 917.0 121.0 9.4 191.9 89.0 0609 1700 61.8 759.0 916.0 120.7 9.8 214.4 89.0 0609 1800 61.7 759.0 913.0 120.3 9.9 216.4 89.0 0609 1900 61.7 759.0 910.0 119.9 9.8 215.4 89.0 0609 2000 61.6 759.0 908.0 119.6 9.8 215.5 89.0 0609 2100 61.6 760.0 905.0 119.1 9.9 215.1 89.0 0609 2200 61.6 760.0 904.0 118.9 10.0 217.6 89.0 0609 2300 61.6 760.0 901.0 118.6 10.2 227.3 89.0 0610 0000 61.6 761.0 901.0 118.4 10.3 223.6 89.0 0610 0100 61.6 760.0 901.0 118.6 9.7 172.8 83.9 0610 0200 61.6 761.0 900.0 118.3 9.6 164.7 80.0 0610 0300 61.6 761.0 902.0 118.5 9.8 165.2 80.0 0610 0400 61.6 761.0 904.0 118.8 9.8 164.7 80.0 0610 0500 61.6 761.0 904.0 118.8 9.5 164.6 80.0 0610 0600 61.6 761.0 904.0 118.8 9.8 187.1 80.0 0610 0700 61.6 762.0 902.0 118.4 9.9 188.8 80.0 0610 0800 61.6 762.0 903.0 118.5 9.8 188.1 80.0 0610 0900 61.6 762.0 902.0 118.4 9.8 190.4 80.0 0610 1000 61.5 763.0 902.0 118.2 9.7 178.1 80.0 0610 1100 61.6 763.0 904.0 118.5 9.7 177.4 80.0 0610 1200 61.5 763.0 905.0 118.6 9.7 177.1 80.0 0610 1300 61.5 763.0 906.0 118.7 9.6 177.4 80.0 0610 1400 61.5 763.0 906.0 118.7 9.5 176.4 80.0 0610 1500 61.6 763.0 906.0 118.7 9.5 177.2 80.0 0610 1600 61.6 762.0 905.0 118.8 9.5 177.8 80.0 TOTAL DISSOLVED GAS REPORT FOR BONNEVILLE starting at 1600 9 Jun 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0609 1600 61.5 757.0 849.0 112.2 11.0 193.0 148.8 0609 1700 61.6 757.0 850.0 112.3 11.6 203.0 148.5 0609 1800 61.6 758.0 851.0 112.3 11.8 204.1 148.5 0609 1900 61.6 758.0 851.0 112.3 11.2 204.3 148.8 0609 2000 61.6 758.0 850.0 112.1 11.8 204.2 149.0 0609 2100 61.5 759.0 850.0 112.0 12.7 204.4 149.2 0609 2200 61.5 759.0 849.0 111.9 11.9 204.5 149.3 0609 2300 61.4 759.0 848.0 111.7 12.7 204.0 149.4 0610 0000 61.3 759.0 847.0 111.6 11.2 203.4 149.5 0610 0100 61.3 759.0 847.0 111.6 13.0 193.6 150.0 0610 0200 61.2 760.0 846.0 111.3 12.7 193.2 150.3 0610 0300 61.2 760.0 846.0 111.3 12.3 192.7 149.8 0610 0400 61.1 759.0 845.0 111.3 13.1 192.4 149.7 0610 0500 61.1 760.0 843.0 110.9 12.8 192.6 149.7 0610 0600 61.0 760.0 842.0 110.8 13.0 192.5 149.6 0610 0700 61.0 761.0 839.0 110.2 12.2 192.7 149.4 0610 0800 60.9 761.0 838.0 110.1 11.4 192.8 149.6 0610 0900 60.9 761.0 837.0 110.0 12.8 193.1 149.6 0610 1000 60.9 761.0 837.0 110.0 11.0 193.3 149.6 0610 1100 60.9 761.0 838.0 110.1 12.0 193.1 149.6 0610 1200 60.9 762.0 838.0 110.0 11.8 193.7 149.5 0610 1300 60.9 762.0 838.0 110.0 12.8 193.9 149.4 0610 1400 61.0 762.0 838.0 110.0 12.2 192.9 149.3 0610 1500 61.1 762.0 840.0 110.2 13.0 193.1 149.2 0610 1600 61.1 761.0 841.0 110.5 12.0 192.9 149.1 TOTAL DISSOLVED GAS REPORT FOR WARRENDALE starting at 1600 9 Jun 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0609 1600 61.5 763.0 913.0 119.7 8.1 193.0 148.8 0609 1700 61.5 764.0 919.0 120.3 8.1 203.0 148.5 0609 1800 61.5 764.0 918.0 120.2 8.1 204.1 148.5 0609 1900 61.6 764.0 920.0 120.4 8.1 204.3 148.8 0609 2000 61.6 764.0 919.0 120.3 8.1 204.2 149.0 0609 2100 61.5 765.0 916.0 119.7 8.1 204.4 149.2 0609 2200 61.6 765.0 917.0 119.9 8.1 204.5 149.3 0609 2300 61.6 765.0 917.0 119.9 8.2 204.0 149.4 0610 0000 61.5 765.0 917.0 119.9 8.2 203.4 149.5 0610 0100 61.4 765.0 916.0 119.7 8.1 193.6 150.0 0610 0200 61.4 765.0 917.0 119.9 8.2 193.2 150.3 0610 0300 61.3 766.0 917.0 119.7 8.1 192.7 149.8 0610 0400 61.2 765.0 919.0 120.1 8.2 192.4 149.7 0610 0500 61.2 766.0 919.0 120.0 8.2 192.6 149.7 0610 0600 61.1 766.0 920.0 120.1 8.2 192.5 149.6 0610 0700 61.1 767.0 921.0 120.1 8.2 192.7 149.4 0610 0800 61.1 767.0 922.0 120.2 8.2 192.8 149.6 0610 0900 61.1 767.0 924.0 120.5 8.2 193.1 149.6 0610 1000 61.1 767.0 923.0 120.3 8.2 193.3 149.6 0610 1100 61.1 767.0 926.0 120.7 8.2 193.1 149.6 0610 1200 61.1 768.0 926.0 120.6 8.2 193.7 149.5 0610 1300 61.1 768.0 927.0 120.7 8.3 193.9 149.4 0610 1400 61.2 768.0 929.0 121.0 8.3 192.9 149.3 0610 1500 61.2 768.0 930.0 121.1 8.3 193.1 149.2 0610 1600 61.4 767.0 931.0 121.4 8.2 192.9 149.1 TOTAL DISSOLVED GAS REPORT FOR CAMAS/WASHOUGAL starting at 1600 9 Jun 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0609 1600 + + + + + 193.0 148.8 0609 1700 + + + + + 203.0 148.5 0609 1800 + + + + + 204.1 148.5 0609 1900 + + + + + 204.3 148.8 0609 2000 + + + + + 204.2 149.0 0609 2100 + + + + + 204.4 149.2 0609 2200 + + + + + 204.5 149.3 0609 2300 + + + + + 204.0 149.4 0610 0000 + + + + + 203.4 149.5 0610 0100 + + + + + 193.6 150.0 0610 0200 + + + + + 193.2 150.3 0610 0300 + + + + + 192.7 149.8 0610 0400 + + + + + 192.4 149.7 0610 0500 + + + + + 192.6 149.7 0610 0600 + + + + + 192.5 149.6 0610 0700 + + + + + 192.7 149.4 0610 0800 + + + + + 192.8 149.6 0610 0900 + + + + + 193.1 149.6 0610 1000 + + + + + 193.3 149.6 0610 1100 + + + + + 193.1 149.6 0610 1200 + + + + + 193.7 149.5 0610 1300 + + + + + 193.9 149.4 0610 1400 + + + + + 192.9 149.3 0610 1500 + + + + + 193.1 149.2 0610 1600 + + + + + 192.9 149.1 TOTAL DISSOLVED GAS REPORT FOR CASCADE ISLAND, WA starting at 1600 9 Jun 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0609 1600 61.5 761.0 917.0 120.5 8.3 193.0 148.8 0609 1700 61.6 762.0 913.0 119.8 8.4 203.0 148.5 0609 1800 61.7 762.0 912.0 119.7 8.4 204.1 148.5 0609 1900 61.7 762.0 912.0 119.7 8.4 204.3 148.8 0609 2000 61.7 762.0 913.0 119.8 8.4 204.2 149.0 0609 2100 61.6 763.0 914.0 119.8 8.4 204.4 149.2 0609 2200 61.6 763.0 914.0 119.8 8.4 204.5 149.3 0609 2300 61.5 763.0 916.0 120.1 8.4 204.0 149.4 0610 0000 61.4 763.0 914.0 119.8 8.4 203.4 149.5 0610 0100 61.3 763.0 921.0 120.7 8.2 193.6 150.0 0610 0200 61.3 764.0 921.0 120.5 8.3 193.2 150.3 0610 0300 61.2 764.0 922.0 120.7 8.2 192.7 149.8 0610 0400 61.2 764.0 922.0 120.7 8.3 192.4 149.7 0610 0500 61.1 764.0 921.0 120.5 8.3 192.6 149.7 0610 0600 61.1 765.0 922.0 120.5 8.2 192.5 149.6 0610 0700 61.0 765.0 922.0 120.5 8.2 192.7 149.4 0610 0800 61.0 765.0 922.0 120.5 8.3 192.8 149.6 0610 0900 61.0 765.0 924.0 120.8 8.2 193.1 149.6 0610 1000 61.0 765.0 923.0 120.7 8.2 193.3 149.6 0610 1100 61.0 766.0 923.0 120.5 8.3 193.1 149.6 0610 1200 61.0 766.0 923.0 120.5 8.3 193.7 149.5 0610 1300 61.0 766.0 923.0 120.5 8.2 193.9 149.4 0610 1400 61.1 766.0 923.0 120.5 8.2 192.9 149.3 0610 1500 61.1 766.0 924.0 120.6 8.2 193.1 149.2 0610 1600 61.2 765.0 923.0 120.7 8.2 192.9 149.1