TOTAL DISSOLVED GAS REPORT FOR PASCO, WA starting at 0000 28 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0228 0000 + + + + + + + 0228 0100 + + + + + + + 0228 0200 + + + + + + + 0228 0300 + + + + + + + 0228 0400 + + + + + + + 0228 0500 + + + + + + + 0228 0600 + + + + + + + 0228 0700 + + + + + + + 0228 0800 + + + + + + + 0228 0900 + + + + + + + 0228 1000 + + + + + + + 0228 1100 + + + + + + + 0228 1200 + + + + + + + 0228 1300 + + + + + + + 0228 1400 + + + + + + + 0228 1500 + + + + + + + 0228 1600 + + + + + + + 0228 1700 + + + + + + + 0228 1800 + + + + + + + 0228 1900 + + + + + + + 0228 2000 + + + + + + + 0228 2100 + + + + + + + 0228 2200 + + + + + + + 0228 2300 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR McNARY WASHINGTON SIDE starting at 0000 28 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0228 0000 + + + + + 177.2 20.2 0228 0100 + + + + + 177.7 20.1 0228 0200 + + + + + 177.9 20.0 0228 0300 + + + + + 177.9 20.0 0228 0400 + + + + + 178.1 20.0 0228 0500 + + + + + 178.0 20.0 0228 0600 + + + + + 178.1 20.0 0228 0700 + + + + + 178.1 20.1 0228 0800 + + + + + 178.0 20.1 0228 0900 + + + + + 177.4 20.1 0228 1000 + + + + + 177.9 20.2 0228 1100 + + + + + 177.8 20.2 0228 1200 + + + + + 177.7 20.2 0228 1300 + + + + + 177.4 20.2 0228 1400 + + + + + 177.4 20.2 0228 1500 + + + + + 177.3 20.2 0228 1600 + + + + + 177.8 20.2 0228 1700 + + + + + 177.4 20.2 0228 1800 + + + + + 176.2 18.4 0228 1900 + + + + + 168.1 10.0 0228 2000 + + + + + 167.5 10.1 0228 2100 + + + + + 167.6 10.1 0228 2200 + + + + + 167.8 10.1 0228 2300 + + + + + 167.5 10.1 TOTAL DISSOLVED GAS REPORT FOR McNARY TAILWATER starting at 0000 28 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0228 0000 40.9 758.3 822.0 108.4 18.5 177.2 20.2 0228 0100 40.9 758.1 824.0 108.7 18.5 177.7 20.1 0228 0200 40.9 758.3 824.0 108.7 18.5 177.9 20.0 0228 0300 40.9 758.3 824.0 108.7 18.5 177.9 20.0 0228 0400 40.9 757.9 825.0 108.9 18.5 178.1 20.0 0228 0500 40.9 757.8 825.0 108.9 18.5 178.0 20.0 0228 0600 40.9 757.8 824.0 108.7 18.5 178.1 20.0 0228 0700 40.9 757.8 823.0 108.6 18.6 178.1 20.1 0228 0800 40.9 758.4 825.0 108.8 18.6 178.0 20.1 0228 0900 40.9 758.4 826.0 108.9 18.6 177.4 20.1 0228 1000 40.9 758.3 826.0 108.9 18.5 177.9 20.2 0228 1100 41.0 757.8 826.0 109.0 18.6 177.8 20.2 0228 1200 41.1 757.5 826.0 109.0 18.5 177.7 20.2 0228 1300 41.1 757.2 826.0 109.1 18.6 177.4 20.2 0228 1400 41.1 756.5 827.0 109.3 18.6 177.4 20.2 0228 1500 41.1 756.0 827.0 109.4 18.6 177.3 20.2 0228 1600 41.1 756.0 825.0 109.1 18.6 177.8 20.2 0228 1700 41.1 756.0 826.0 109.3 18.6 177.4 20.2 0228 1800 41.1 756.1 825.0 109.1 18.5 176.2 18.4 0228 1900 41.1 756.2 823.0 108.8 18.5 168.1 10.0 0228 2000 41.1 756.3 821.0 108.6 18.5 167.5 10.1 0228 2100 41.0 756.5 820.0 108.4 18.5 167.6 10.1 0228 2200 41.0 756.7 819.0 108.2 18.5 167.8 10.1 0228 2300 41.0 757.0 819.0 108.2 18.5 167.5 10.1 TOTAL DISSOLVED GAS REPORT FOR JOHN DAY (Wingwall) starting at 0000 28 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0228 0000 + + + + + 177.0 0.0 0228 0100 + + + + + 176.4 0.0 0228 0200 + + + + + 177.8 0.0 0228 0300 + + + + + 178.2 0.0 0228 0400 + + + + + 176.2 0.0 0228 0500 + + + + + 177.9 0.0 0228 0600 + + + + + 191.5 0.0 0228 0700 + + + + + 190.0 0.0 0228 0800 + + + + + 189.8 0.0 0228 0900 + + + + + 189.4 0.0 0228 1000 + + + + + 190.7 0.0 0228 1100 + + + + + 176.0 0.0 0228 1200 + + + + + 176.0 0.0 0228 1300 + + + + + 174.8 0.0 0228 1400 + + + + + 174.5 0.0 0228 1500 + + + + + 173.9 0.0 0228 1600 + + + + + 176.0 0.0 0228 1700 + + + + + 174.2 0.0 0228 1800 + + + + + 191.1 0.0 0228 1900 + + + + + 190.3 0.0 0228 2000 + + + + + 191.4 0.0 0228 2100 + + + + + 190.9 0.0 0228 2200 + + + + + 181.9 0.0 0228 2300 + + + + + 180.2 0.0 TOTAL DISSOLVED GAS REPORT FOR JOHN DAY TAILWATER starting at 0000 28 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0228 0000 41.1 762.0 777.0 102.0 14.1 177.0 0.0 0228 0100 41.1 761.0 777.0 102.1 14.0 176.4 0.0 0228 0200 41.1 761.0 777.0 102.1 14.2 177.8 0.0 0228 0300 41.1 761.0 777.0 102.1 14.2 178.2 0.0 0228 0400 41.0 760.0 777.0 102.2 14.2 176.2 0.0 0228 0500 41.0 760.0 778.0 102.4 14.3 177.9 0.0 0228 0600 41.0 761.0 778.0 102.2 14.6 191.5 0.0 0228 0700 41.0 761.0 778.0 102.2 14.6 190.0 0.0 0228 0800 41.0 761.0 778.0 102.2 14.7 189.8 0.0 0228 0900 41.0 761.0 778.0 102.2 14.8 189.4 0.0 0228 1000 41.0 761.0 779.0 102.4 14.7 190.7 0.0 0228 1100 41.1 761.0 779.0 102.4 14.6 176.0 0.0 0228 1200 41.1 761.0 780.0 102.5 14.6 176.0 0.0 0228 1300 41.1 760.0 780.0 102.6 14.5 174.8 0.0 0228 1400 41.1 759.0 781.0 102.9 14.4 174.5 0.0 0228 1500 41.1 759.0 781.0 102.9 14.3 173.9 0.0 0228 1600 41.1 759.0 781.0 102.9 14.3 176.0 0.0 0228 1700 41.1 759.0 782.0 103.0 14.3 174.2 0.0 0228 1800 41.1 759.0 782.0 103.0 14.4 191.1 0.0 0228 1900 41.1 759.0 782.0 103.0 14.4 190.3 0.0 0228 2000 41.1 759.0 782.0 103.0 14.5 191.4 0.0 0228 2100 41.1 759.0 783.0 103.2 14.6 190.9 0.0 0228 2200 41.1 760.0 783.0 103.0 14.5 181.9 0.0 0228 2300 41.0 760.0 783.0 103.0 14.5 180.2 0.0 TOTAL DISSOLVED GAS REPORT FOR THE DALLES starting at 0000 28 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0228 0000 + + + + + 179.5 0.0 0228 0100 + + + + + 166.2 0.0 0228 0200 + + + + + 165.1 0.0 0228 0300 + + + + + 165.7 0.0 0228 0400 + + + + + 169.7 0.0 0228 0500 + + + + + 166.5 0.0 0228 0600 + + + + + 172.1 0.0 0228 0700 + + + + + 178.9 0.0 0228 0800 + + + + + 178.5 0.0 0228 0900 + + + + + 178.1 0.0 0228 1000 + + + + + 178.7 0.0 0228 1100 + + + + + 178.2 0.0 0228 1200 + + + + + 177.8 0.0 0228 1300 + + + + + 178.3 0.0 0228 1400 + + + + + 179.9 0.0 0228 1500 + + + + + 180.5 0.0 0228 1600 + + + + + 179.8 0.0 0228 1700 + + + + + 179.7 0.0 0228 1800 + + + + + 179.7 0.0 0228 1900 + + + + + 181.2 0.0 0228 2000 + + + + + 179.6 0.0 0228 2100 + + + + + 180.0 0.0 0228 2200 + + + + + 179.9 0.0 0228 2300 + + + + + 178.9 0.0 TOTAL DISSOLVED GAS REPORT FOR 1 MILE DOWNSTREAM OF THE DALLES starting at 0000 28 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0228 0000 41.6 763.0 777.0 101.8 7.6 179.5 0.0 0228 0100 41.6 763.0 777.0 101.8 7.4 166.2 0.0 0228 0200 41.5 763.0 777.0 101.8 7.4 165.1 0.0 0228 0300 41.5 762.0 777.0 102.0 7.5 165.7 0.0 0228 0400 41.6 762.0 777.0 102.0 7.5 169.7 0.0 0228 0500 41.5 762.0 777.0 102.0 7.4 166.5 0.0 0228 0600 41.6 762.0 777.0 102.0 7.6 172.1 0.0 0228 0700 41.6 762.0 777.0 102.0 7.7 178.9 0.0 0228 0800 41.6 762.0 778.0 102.1 7.9 178.5 0.0 0228 0900 41.6 763.0 778.0 102.0 7.7 178.1 0.0 0228 1000 41.6 762.0 779.0 102.2 7.7 178.7 0.0 0228 1100 41.7 762.0 779.0 102.2 7.8 178.2 0.0 0228 1200 41.7 762.0 779.0 102.2 7.8 177.8 0.0 0228 1300 41.7 761.0 780.0 102.5 8.0 178.3 0.0 0228 1400 41.7 761.0 779.0 102.4 7.9 179.9 0.0 0228 1500 41.7 760.0 779.0 102.5 7.9 180.5 0.0 0228 1600 41.6 760.0 779.0 102.5 8.0 179.8 0.0 0228 1700 41.6 760.0 779.0 102.5 8.0 179.7 0.0 0228 1800 41.6 760.0 778.0 102.4 8.2 179.7 0.0 0228 1900 41.6 761.0 777.0 102.1 8.1 181.2 0.0 0228 2000 41.5 761.0 777.0 102.1 8.0 179.6 0.0 0228 2100 41.5 761.0 777.0 102.1 8.0 180.0 0.0 0228 2200 41.5 761.0 777.0 102.1 8.1 179.9 0.0 0228 2300 41.5 761.0 777.0 102.1 7.9 178.9 0.0 TOTAL DISSOLVED GAS REPORT FOR BONNEVILLE starting at 0000 28 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0228 0000 + + + + + 190.1 0.0 0228 0100 + + + + + 177.4 0.0 0228 0200 + + + + + 178.3 0.0 0228 0300 + + + + + 179.7 0.0 0228 0400 + + + + + 179.5 0.0 0228 0500 + + + + + 179.8 0.0 0228 0600 + + + + + 179.5 0.0 0228 0700 + + + + + 181.6 2.3 0228 0800 + + + + + 183.3 2.3 0228 0900 + + + + + 181.6 2.3 0228 1000 + + + + + 182.1 2.3 0228 1100 + + + + + 181.2 2.3 0228 1200 + + + + + 180.8 2.3 0228 1300 + + + + + 179.4 2.3 0228 1400 + + + + + 179.9 2.3 0228 1500 + + + + + 180.6 2.3 0228 1600 + + + + + 178.5 2.3 0228 1700 + + + + + 179.4 2.3 0228 1800 + + + + + 198.7 2.3 0228 1900 + + + + + 201.9 1.1 0228 2000 + + + + + 199.7 0.0 0228 2100 + + + + + 199.9 0.0 0228 2200 + + + + + 200.4 0.0 0228 2300 + + + + + 200.8 0.0 TOTAL DISSOLVED GAS REPORT FOR WARRENDALE starting at 0000 28 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0228 0000 42.2 768.0 785.0 102.2 5.9 190.1 0.0 0228 0100 42.2 767.0 785.0 102.3 5.9 177.4 0.0 0228 0200 42.2 767.0 784.0 102.2 5.9 178.3 0.0 0228 0300 42.2 766.0 785.0 102.5 5.9 179.7 0.0 0228 0400 42.1 766.0 785.0 102.5 5.9 179.5 0.0 0228 0500 42.1 765.0 785.0 102.6 5.9 179.8 0.0 0228 0600 42.1 765.0 785.0 102.6 5.8 179.5 0.0 0228 0700 42.1 765.0 785.0 102.6 5.8 181.6 2.3 0228 0800 42.0 764.0 785.0 102.7 5.8 183.3 2.3 0228 0900 42.1 765.0 786.0 102.7 5.8 181.6 2.3 0228 1000 42.1 764.0 787.0 103.0 5.8 182.1 2.3 0228 1100 42.1 764.0 788.0 103.1 5.8 181.2 2.3 0228 1200 42.2 763.0 789.0 103.4 5.8 180.8 2.3 0228 1300 42.3 763.0 790.0 103.5 5.7 179.4 2.3 0228 1400 42.2 762.0 791.0 103.8 5.7 179.9 2.3 0228 1500 42.2 762.0 792.0 103.9 5.7 180.6 2.3 0228 1600 42.2 762.0 792.0 103.9 5.7 178.5 2.3 0228 1700 42.2 762.0 792.0 103.9 5.7 179.4 2.3 0228 1800 42.2 762.0 792.0 103.9 5.7 198.7 2.3 0228 1900 42.2 763.0 792.0 103.8 5.7 201.9 1.1 0228 2000 42.1 763.0 792.0 103.8 5.7 199.7 0.0 0228 2100 42.1 763.0 791.0 103.7 5.7 199.9 0.0 0228 2200 42.1 763.0 789.0 103.4 5.8 200.4 0.0 0228 2300 42.1 763.0 789.0 103.4 5.8 200.8 0.0 TOTAL DISSOLVED GAS REPORT FOR CAMAS/WASHOUGAL starting at 0000 28 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0228 0000 + + + + + 190.1 0.0 0228 0100 + + + + + 177.4 0.0 0228 0200 + + + + + 178.3 0.0 0228 0300 + + + + + 179.7 0.0 0228 0400 + + + + + 179.5 0.0 0228 0500 + + + + + 179.8 0.0 0228 0600 + + + + + 179.5 0.0 0228 0700 + + + + + 181.6 2.3 0228 0800 + + + + + 183.3 2.3 0228 0900 + + + + + 181.6 2.3 0228 1000 + + + + + 182.1 2.3 0228 1100 + + + + + 181.2 2.3 0228 1200 + + + + + 180.8 2.3 0228 1300 + + + + + 179.4 2.3 0228 1400 + + + + + 179.9 2.3 0228 1500 + + + + + 180.6 2.3 0228 1600 + + + + + 178.5 2.3 0228 1700 + + + + + 179.4 2.3 0228 1800 + + + + + 198.7 2.3 0228 1900 + + + + + 201.9 1.1 0228 2000 + + + + + 199.7 0.0 0228 2100 + + + + + 199.9 0.0 0228 2200 + + + + + 200.4 0.0 0228 2300 + + + + + 200.8 0.0 TOTAL DISSOLVED GAS REPORT FOR CASCADE ISLAND, WA starting at 0000 28 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0228 0000 + + + + + 190.1 0.0 0228 0100 + + + + + 177.4 0.0 0228 0200 + + + + + 178.3 0.0 0228 0300 + + + + + 179.7 0.0 0228 0400 + + + + + 179.5 0.0 0228 0500 + + + + + 179.8 0.0 0228 0600 + + + + + 179.5 0.0 0228 0700 + + + + + 181.6 2.3 0228 0800 + + + + + 183.3 2.3 0228 0900 + + + + + 181.6 2.3 0228 1000 + + + + + 182.1 2.3 0228 1100 + + + + + 181.2 2.3 0228 1200 + + + + + 180.8 2.3 0228 1300 + + + + + 179.4 2.3 0228 1400 + + + + + 179.9 2.3 0228 1500 + + + + + 180.6 2.3 0228 1600 + + + + + 178.5 2.3 0228 1700 + + + + + 179.4 2.3 0228 1800 + + + + + 198.7 2.3 0228 1900 + + + + + 201.9 1.1 0228 2000 + + + + + 199.7 0.0 0228 2100 + + + + + 199.9 0.0 0228 2200 + + + + + 200.4 0.0 0228 2300 + + + + + 200.8 0.0