TOTAL DISSOLVED GAS REPORT FOR PASCO, WA starting at 0600 17 Sep 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0917 0600 65.2 752.3 748.0 99.4 17.1 + + 0917 0700 65.2 752.3 748.0 99.4 17.1 + + 0917 0800 65.2 752.9 748.0 99.3 17.2 + + 0917 0900 65.2 754.5 749.0 99.3 17.3 + + 0917 1000 65.3 753.3 749.0 99.4 17.3 + + 0917 1100 65.3 752.2 749.0 99.6 17.2 + + 0917 1200 65.3 752.8 750.0 99.6 17.4 + + 0917 1300 65.4 753.0 752.0 99.9 17.5 + + 0917 1400 65.4 753.1 753.0 100.0 17.5 + + 0917 1500 65.4 752.0 755.0 100.4 17.4 + + 0917 1600 65.5 751.3 756.0 100.6 17.4 + + 0917 1700 65.5 751.3 757.0 100.8 17.5 + + 0917 1800 65.6 751.4 757.0 100.7 17.4 + + 0917 1900 65.5 751.8 757.0 100.7 17.4 + + 0917 2000 65.5 752.3 757.0 100.6 17.4 + + 0917 2100 65.5 752.5 757.0 100.6 17.3 + + 0917 2200 65.5 752.5 756.0 100.5 17.3 + + 0917 2300 65.4 752.5 755.0 100.3 17.3 + + 0918 0000 65.4 752.3 755.0 100.4 17.3 + + 0918 0100 65.4 752.2 754.0 100.2 17.3 + + 0918 0200 65.3 752.5 754.0 100.2 17.4 + + 0918 0300 65.3 752.7 753.0 100.0 17.5 + + 0918 0400 65.3 753.1 752.0 99.9 17.5 + + 0918 0500 65.3 753.3 751.0 99.7 17.5 + + 0918 0600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR McNARY WASHINGTON SIDE starting at 0600 17 Sep 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0917 0600 66.6 752.0 757.0 100.7 50.2 70.1 9.6 0917 0700 66.6 752.2 755.0 100.4 50.3 70.1 9.7 0917 0800 66.6 753.3 755.0 100.2 50.4 69.9 9.8 0917 0900 66.6 754.0 756.0 100.3 50.5 69.5 9.6 0917 1000 66.5 752.4 754.0 100.2 50.5 59.5 0.0 0917 1100 66.5 752.5 756.0 100.5 50.6 59.8 0.0 0917 1200 66.6 753.1 759.0 100.8 50.6 59.5 0.0 0917 1300 66.6 753.4 759.0 100.7 50.5 60.2 0.0 0917 1400 66.6 753.2 762.0 101.2 50.6 59.4 0.0 0917 1500 66.7 752.4 763.0 101.4 50.7 59.7 0.0 0917 1600 66.7 751.8 762.0 101.4 50.5 60.2 0.0 0917 1700 66.6 751.8 760.0 101.1 50.6 60.8 0.0 0917 1800 66.7 751.8 764.0 101.6 50.5 74.0 0.0 0917 1900 66.7 751.9 765.0 101.7 50.5 74.9 0.0 0917 2000 66.7 752.8 762.0 101.2 50.5 74.4 0.0 0917 2100 66.7 752.9 762.0 101.2 50.5 74.6 0.0 0917 2200 66.6 752.7 764.0 101.5 50.5 74.5 0.0 0917 2300 66.6 752.8 761.0 101.1 50.4 75.2 0.0 0918 0000 66.6 752.0 758.0 100.8 50.4 74.7 0.0 0918 0100 66.5 752.4 757.0 100.6 50.5 61.8 0.0 0918 0200 66.5 753.0 757.0 100.5 50.5 61.3 0.0 0918 0300 66.5 752.9 755.0 100.3 50.5 60.7 0.0 0918 0400 66.5 753.1 755.0 100.3 50.6 61.3 0.0 0918 0500 66.5 753.4 755.0 100.2 50.7 69.4 0.0 0918 0600 + + + + + 80.4 9.6 TOTAL DISSOLVED GAS REPORT FOR McNARY TAILWATER starting at 0600 17 Sep 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0917 0600 66.8 754.3 761.0 100.9 17.9 70.1 9.6 0917 0700 66.8 754.5 778.0 103.1 17.9 70.1 9.7 0917 0800 66.8 755.5 795.0 105.2 17.9 69.9 9.8 0917 0900 66.7 756.2 806.0 106.6 17.9 69.5 9.6 0917 1000 66.7 754.6 810.0 107.3 17.7 59.5 0.0 0917 1100 66.7 754.7 810.0 107.3 17.8 59.8 0.0 0917 1200 66.7 755.2 798.0 105.7 17.9 59.5 0.0 0917 1300 66.7 755.6 791.0 104.7 17.9 60.2 0.0 0917 1400 66.7 755.4 782.0 103.5 17.8 59.4 0.0 0917 1500 66.7 754.6 776.0 102.8 17.8 59.7 0.0 0917 1600 66.7 753.8 774.0 102.7 17.6 60.2 0.0 0917 1700 66.7 754.0 771.0 102.3 17.8 60.8 0.0 0917 1800 66.7 753.9 769.0 102.0 18.0 74.0 0.0 0917 1900 66.7 754.0 768.0 101.9 17.9 74.9 0.0 0917 2000 66.6 754.9 766.0 101.5 17.8 74.4 0.0 0917 2100 66.6 754.9 763.0 101.1 17.8 74.6 0.0 0917 2200 66.6 754.9 762.0 100.9 17.8 74.5 0.0 0917 2300 66.6 755.0 760.0 100.7 17.9 75.2 0.0 0918 0000 66.6 754.1 759.0 100.6 18.0 74.7 0.0 0918 0100 66.5 754.5 759.0 100.6 17.8 61.8 0.0 0918 0200 66.5 755.0 758.0 100.4 17.7 61.3 0.0 0918 0300 66.5 755.0 757.0 100.3 17.6 60.7 0.0 0918 0400 66.5 755.3 756.0 100.1 17.9 61.3 0.0 0918 0500 66.5 755.5 754.0 99.8 18.0 69.4 0.0 0918 0600 + + + + + 80.4 9.6 TOTAL DISSOLVED GAS REPORT FOR JOHN DAY (Wingwall) starting at 0600 17 Sep 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0917 0600 + + + + + 71.3 1.6 0917 0700 + + + + + 70.9 1.6 0917 0800 + + + + + 72.4 1.6 0917 0900 + + + + + 59.0 1.6 0917 1000 + + + + + 60.6 1.6 0917 1100 + + + + + 59.7 1.6 0917 1200 + + + + + 61.4 1.6 0917 1300 + + + + + 59.8 1.6 0917 1400 + + + + + 59.2 1.6 0917 1500 + + + + + 59.5 1.6 0917 1600 + + + + + 59.9 1.6 0917 1700 + + + + + 76.9 1.6 0917 1800 + + + + + 77.0 1.6 0917 1900 + + + + + 77.3 1.6 0917 2000 + + + + + 77.0 1.6 0917 2100 + + + + + 75.1 1.6 0917 2200 + + + + + 76.2 1.6 0917 2300 + + + + + 76.6 1.6 0918 0000 + + + + + 74.8 1.6 0918 0100 + + + + + 61.3 1.6 0918 0200 + + + + + 60.5 1.6 0918 0300 + + + + + 63.1 1.6 0918 0400 + + + + + 61.3 1.6 0918 0500 + + + + + 60.9 1.6 0918 0600 + + + + + 61.1 1.6 TOTAL DISSOLVED GAS REPORT FOR JOHN DAY TAILWATER starting at 0600 17 Sep 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0917 0600 68.1 757.0 771.0 101.8 13.4 71.3 1.6 0917 0700 68.0 757.0 773.0 102.1 13.4 70.9 1.6 0917 0800 68.0 758.0 775.0 102.2 13.4 72.4 1.6 0917 0900 68.0 759.0 770.0 101.4 13.3 59.0 1.6 0917 1000 68.0 759.0 772.0 101.7 13.5 60.6 1.6 0917 1100 68.1 758.0 773.0 102.0 13.3 59.7 1.6 0917 1200 68.1 758.0 772.0 101.8 13.7 61.4 1.6 0917 1300 68.1 758.0 775.0 102.2 13.3 59.8 1.6 0917 1400 68.1 757.0 776.0 102.5 13.4 59.2 1.6 0917 1500 68.2 756.0 779.0 103.0 13.1 59.5 1.6 0917 1600 68.2 756.0 777.0 102.8 13.3 59.9 1.6 0917 1700 68.2 756.0 779.0 103.0 13.3 76.9 1.6 0917 1800 68.1 756.0 776.0 102.6 13.3 77.0 1.6 0917 1900 68.1 756.0 776.0 102.6 13.4 77.3 1.6 0917 2000 68.2 756.0 777.0 102.8 13.5 77.0 1.6 0917 2100 68.1 757.0 775.0 102.4 13.5 75.1 1.6 0917 2200 68.1 758.0 777.0 102.5 13.5 76.2 1.6 0917 2300 68.1 758.0 776.0 102.4 13.5 76.6 1.6 0918 0000 68.0 758.0 774.0 102.1 13.3 74.8 1.6 0918 0100 67.9 757.0 771.0 101.8 13.4 61.3 1.6 0918 0200 67.9 757.0 767.0 101.3 13.5 60.5 1.6 0918 0300 67.9 757.0 768.0 101.5 13.4 63.1 1.6 0918 0400 67.9 758.0 772.0 101.8 13.6 61.3 1.6 0918 0500 67.9 759.0 771.0 101.6 13.5 60.9 1.6 0918 0600 + + + + + 61.1 1.6 TOTAL DISSOLVED GAS REPORT FOR THE DALLES starting at 0600 17 Sep 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0917 0600 + + + + + 70.2 0.0 0917 0700 + + + + + 70.3 0.0 0917 0800 + + + + + 70.0 0.0 0917 0900 + + + + + 62.5 0.0 0917 1000 + + + + + 62.3 0.0 0917 1100 + + + + + 61.8 0.0 0917 1200 + + + + + 62.7 0.0 0917 1300 + + + + + 61.6 0.0 0917 1400 + + + + + 61.6 0.0 0917 1500 + + + + + 61.7 0.0 0917 1600 + + + + + 61.7 0.0 0917 1700 + + + + + 73.6 0.0 0917 1800 + + + + + 75.0 0.0 0917 1900 + + + + + 74.4 0.0 0917 2000 + + + + + 74.9 0.0 0917 2100 + + + + + 75.0 0.0 0917 2200 + + + + + 75.3 0.0 0917 2300 + + + + + 76.0 0.0 0918 0000 + + + + + 74.8 0.0 0918 0100 + + + + + 62.4 0.0 0918 0200 + + + + + 61.8 0.0 0918 0300 + + + + + 62.2 0.0 0918 0400 + + + + + 62.5 0.0 0918 0500 + + + + + 62.7 0.0 0918 0600 + + + + + 65.6 0.0 TOTAL DISSOLVED GAS REPORT FOR 1 MILE DOWNSTREAM OF THE DALLES starting at 0600 17 Sep 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0917 0600 67.7 759.0 775.0 102.1 7.9 70.2 0.0 0917 0700 67.7 759.0 775.0 102.1 7.8 70.3 0.0 0917 0800 67.6 760.0 775.0 102.0 7.9 70.0 0.0 0917 0900 67.6 760.0 776.0 102.1 7.9 62.5 0.0 0917 1000 67.7 760.0 777.0 102.2 7.8 62.3 0.0 0917 1100 67.7 760.0 778.0 102.4 7.9 61.8 0.0 0917 1200 67.8 759.0 777.0 102.4 7.8 62.7 0.0 0917 1300 67.9 759.0 776.0 102.2 7.8 61.6 0.0 0917 1400 67.9 758.0 777.0 102.5 7.7 61.6 0.0 0917 1500 68.0 757.0 777.0 102.6 7.7 61.7 0.0 0917 1600 68.0 757.0 778.0 102.8 7.5 61.7 0.0 0917 1700 68.0 757.0 777.0 102.6 7.7 73.6 0.0 0917 1800 68.0 756.0 777.0 102.8 7.7 75.0 0.0 0917 1900 68.0 757.0 777.0 102.6 7.8 74.4 0.0 0917 2000 68.0 757.0 776.0 102.5 7.9 74.9 0.0 0917 2100 67.9 758.0 776.0 102.4 7.9 75.0 0.0 0917 2200 67.9 758.0 775.0 102.2 8.0 75.3 0.0 0917 2300 67.9 759.0 774.0 102.0 8.0 76.0 0.0 0918 0000 67.9 759.0 773.0 101.8 8.1 74.8 0.0 0918 0100 67.9 759.0 772.0 101.7 8.0 62.4 0.0 0918 0200 67.8 759.0 771.0 101.6 8.1 61.8 0.0 0918 0300 67.8 759.0 770.0 101.4 8.1 62.2 0.0 0918 0400 67.8 759.0 770.0 101.4 8.1 62.5 0.0 0918 0500 67.8 760.0 773.0 101.7 8.0 62.7 0.0 0918 0600 + + + + + 65.6 0.0 TOTAL DISSOLVED GAS REPORT FOR BONNEVILLE starting at 0600 17 Sep 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0917 0600 + + + + + 72.9 2.3 0917 0700 + + + + + 72.6 2.3 0917 0800 + + + + + 72.5 2.3 0917 0900 + + + + + 72.3 2.3 0917 1000 + + + + + 72.2 2.3 0917 1100 + + + + + 72.5 2.3 0917 1200 + + + + + 72.7 2.3 0917 1300 + + + + + 72.3 2.3 0917 1400 + + + + + 72.3 2.3 0917 1500 + + + + + 72.6 2.3 0917 1600 + + + + + 72.7 2.3 0917 1700 + + + + + 72.7 2.3 0917 1800 + + + + + 72.9 2.3 0917 1900 + + + + + 72.3 2.3 0917 2000 + + + + + 72.0 2.3 0917 2100 + + + + + 72.0 2.3 0917 2200 + + + + + 72.2 2.3 0917 2300 + + + + + 72.5 2.3 0918 0000 + + + + + 72.6 2.3 0918 0100 + + + + + 72.9 2.3 0918 0200 + + + + + 73.2 2.3 0918 0300 + + + + + 72.8 2.3 0918 0400 + + + + + 72.9 2.3 0918 0500 + + + + + 73.0 2.3 0918 0600 + + + + + 73.0 2.3 TOTAL DISSOLVED GAS REPORT FOR WARRENDALE starting at 0600 17 Sep 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0917 0600 66.5 762.0 861.0 113.0 7.0 72.9 2.3 0917 0700 66.5 762.0 860.0 112.9 7.0 72.6 2.3 0917 0800 66.5 762.0 860.0 112.9 7.0 72.5 2.3 0917 0900 66.5 762.0 858.0 112.6 7.0 72.3 2.3 0917 1000 66.5 763.0 861.0 112.8 7.0 72.2 2.3 0917 1100 66.7 762.0 861.0 113.0 7.0 72.5 2.3 0917 1200 66.7 762.0 860.0 112.9 7.0 72.7 2.3 0917 1300 66.8 761.0 863.0 113.4 7.0 72.3 2.3 0917 1400 66.9 761.0 867.0 113.9 6.9 72.3 2.3 0917 1500 67.1 761.0 870.0 114.3 6.9 72.6 2.3 0917 1600 67.0 760.0 868.0 114.2 6.9 72.7 2.3 0917 1700 67.1 760.0 871.0 114.6 6.9 72.7 2.3 0917 1800 67.2 760.0 871.0 114.6 6.9 72.9 2.3 0917 1900 67.1 761.0 870.0 114.3 6.9 72.3 2.3 0917 2000 67.1 761.0 866.0 113.8 6.9 72.0 2.3 0917 2100 67.0 762.0 865.0 113.5 7.0 72.0 2.3 0917 2200 67.0 762.0 867.0 113.8 7.0 72.2 2.3 0917 2300 66.9 763.0 865.0 113.4 7.0 72.5 2.3 0918 0000 66.9 763.0 864.0 113.2 7.0 72.6 2.3 0918 0100 66.9 764.0 863.0 113.0 7.1 72.9 2.3 0918 0200 66.8 764.0 864.0 113.1 7.1 73.2 2.3 0918 0300 66.8 764.0 863.0 113.0 7.1 72.8 2.3 0918 0400 66.8 764.0 862.0 112.8 7.1 72.9 2.3 0918 0500 66.8 765.0 862.0 112.7 7.1 73.0 2.3 0918 0600 + + + + + 73.0 2.3 TOTAL DISSOLVED GAS REPORT FOR CAMAS/WASHOUGAL starting at 0600 17 Sep 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0917 0600 + + + + + 72.9 2.3 0917 0700 + + + + + 72.6 2.3 0917 0800 + + + + + 72.5 2.3 0917 0900 + + + + + 72.3 2.3 0917 1000 + + + + + 72.2 2.3 0917 1100 + + + + + 72.5 2.3 0917 1200 + + + + + 72.7 2.3 0917 1300 + + + + + 72.3 2.3 0917 1400 + + + + + 72.3 2.3 0917 1500 + + + + + 72.6 2.3 0917 1600 + + + + + 72.7 2.3 0917 1700 + + + + + 72.7 2.3 0917 1800 + + + + + 72.9 2.3 0917 1900 + + + + + 72.3 2.3 0917 2000 + + + + + 72.0 2.3 0917 2100 + + + + + 72.0 2.3 0917 2200 + + + + + 72.2 2.3 0917 2300 + + + + + 72.5 2.3 0918 0000 + + + + + 72.6 2.3 0918 0100 + + + + + 72.9 2.3 0918 0200 + + + + + 73.2 2.3 0918 0300 + + + + + 72.8 2.3 0918 0400 + + + + + 72.9 2.3 0918 0500 + + + + + 73.0 2.3 0918 0600 + + + + + 73.0 2.3 TOTAL DISSOLVED GAS REPORT FOR CASCADE ISLAND, WA starting at 0600 17 Sep 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0917 0600 + + + + + 72.9 2.3 0917 0700 + + + + + 72.6 2.3 0917 0800 + + + + + 72.5 2.3 0917 0900 + + + + + 72.3 2.3 0917 1000 + + + + + 72.2 2.3 0917 1100 + + + + + 72.5 2.3 0917 1200 + + + + + 72.7 2.3 0917 1300 + + + + + 72.3 2.3 0917 1400 + + + + + 72.3 2.3 0917 1500 + + + + + 72.6 2.3 0917 1600 + + + + + 72.7 2.3 0917 1700 + + + + + 72.7 2.3 0917 1800 + + + + + 72.9 2.3 0917 1900 + + + + + 72.3 2.3 0917 2000 + + + + + 72.0 2.3 0917 2100 + + + + + 72.0 2.3 0917 2200 + + + + + 72.2 2.3 0917 2300 + + + + + 72.5 2.3 0918 0000 + + + + + 72.6 2.3 0918 0100 + + + + + 72.9 2.3 0918 0200 + + + + + 73.2 2.3 0918 0300 + + + + + 72.8 2.3 0918 0400 + + + + + 72.9 2.3 0918 0500 + + + + + 73.0 2.3 0918 0600 + + + + + 73.0 2.3