TOTAL DISSOLVED GAS REPORT FOR PASCO, WA starting at 0000 3 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0403 0000 44.7 758.3 802.0 105.8 17.3 + + 0403 0100 44.7 759.0 801.0 105.5 17.3 + + 0403 0200 44.6 759.6 800.0 105.3 17.3 + + 0403 0300 44.6 759.8 799.0 105.2 17.3 + + 0403 0400 44.5 760.4 798.0 104.9 17.3 + + 0403 0500 44.5 760.6 797.0 104.8 17.2 + + 0403 0600 44.5 761.1 796.0 104.6 17.2 + + 0403 0700 44.5 761.5 795.0 104.4 17.2 + + 0403 0800 44.5 761.8 794.0 104.2 17.2 + + 0403 0900 44.6 762.2 793.0 104.0 17.2 + + 0403 1000 44.7 762.1 794.0 104.2 17.2 + + 0403 1100 44.9 762.1 795.0 104.3 17.2 + + 0403 1200 45.1 762.2 798.0 104.7 17.2 + + 0403 1300 45.3 761.7 801.0 105.2 17.2 + + 0403 1400 45.5 761.3 805.0 105.7 17.2 + + 0403 1500 45.7 760.8 810.0 106.5 17.2 + + 0403 1600 45.8 760.4 815.0 107.2 17.2 + + 0403 1700 45.9 760.1 820.0 107.9 17.2 + + 0403 1800 45.9 760.0 824.0 108.4 17.2 + + 0403 1900 46.0 760.0 827.0 108.8 17.2 + + 0403 2000 45.8 760.1 828.0 108.9 17.1 + + 0403 2100 45.7 760.4 829.0 109.0 17.1 + + 0403 2200 45.7 760.6 828.0 108.9 17.1 + + 0403 2300 45.6 760.8 828.0 108.8 17.0 + + TOTAL DISSOLVED GAS REPORT FOR McNARY WASHINGTON SIDE starting at 0000 3 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0403 0000 46.1 759.0 808.0 106.5 50.7 202.6 14.9 0403 0100 46.1 759.5 807.0 106.3 50.6 202.6 14.8 0403 0200 46.1 760.1 806.0 106.0 50.5 202.8 14.7 0403 0300 46.1 760.4 806.0 106.0 50.6 203.0 14.7 0403 0400 46.0 761.0 807.0 106.0 50.5 203.1 14.8 0403 0500 46.1 761.2 807.0 106.0 50.5 202.9 14.9 0403 0600 46.1 761.6 808.0 106.1 50.5 203.0 14.8 0403 0700 46.1 762.0 807.0 105.9 50.4 202.8 14.8 0403 0800 46.0 762.4 807.0 105.8 50.4 202.8 14.7 0403 0900 46.0 762.7 807.0 105.8 50.4 202.1 14.7 0403 1000 46.0 762.6 807.0 105.8 50.4 202.2 14.7 0403 1100 46.1 762.5 807.0 105.8 50.4 202.2 14.7 0403 1200 46.1 762.4 806.0 105.7 50.4 202.1 14.7 0403 1300 46.2 761.8 806.0 105.8 50.4 202.0 14.7 0403 1400 46.1 761.4 808.0 106.1 50.4 202.0 14.7 0403 1500 46.3 760.8 809.0 106.3 50.4 202.1 14.7 0403 1600 46.1 760.3 809.0 106.4 50.4 202.2 14.8 0403 1700 46.1 760.0 809.0 106.4 50.4 201.8 14.8 0403 1800 46.2 760.0 809.0 106.4 50.4 201.6 14.8 0403 1900 47.1 759.9 811.0 106.7 50.4 201.6 14.8 0403 2000 46.8 760.0 813.0 107.0 50.3 202.1 14.8 0403 2100 46.7 760.2 811.0 106.7 50.3 202.4 14.8 0403 2200 47.0 760.5 812.0 106.8 50.3 202.1 14.7 0403 2300 46.7 760.7 810.0 106.5 50.3 202.4 14.8 TOTAL DISSOLVED GAS REPORT FOR McNARY TAILWATER starting at 0000 3 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0403 0000 46.0 761.3 838.0 110.1 19.3 202.6 14.9 0403 0100 46.0 761.8 838.0 110.0 19.4 202.6 14.8 0403 0200 46.0 762.3 838.0 109.9 19.4 202.8 14.7 0403 0300 46.0 762.8 838.0 109.9 19.4 203.0 14.7 0403 0400 45.9 763.3 838.0 109.8 19.4 203.1 14.8 0403 0500 45.9 763.6 838.0 109.7 19.5 202.9 14.9 0403 0600 45.9 763.9 838.0 109.7 19.5 203.0 14.8 0403 0700 45.9 764.3 838.0 109.6 19.5 202.8 14.8 0403 0800 45.9 764.7 837.0 109.5 19.4 202.8 14.7 0403 0900 46.0 765.0 838.0 109.5 19.4 202.1 14.7 0403 1000 46.1 764.9 839.0 109.7 19.4 202.2 14.7 0403 1100 46.1 764.8 839.0 109.7 19.4 202.2 14.7 0403 1200 46.2 764.7 840.0 109.8 19.4 202.1 14.7 0403 1300 46.2 764.1 839.0 109.8 19.4 202.0 14.7 0403 1400 46.3 763.6 839.0 109.9 19.4 202.0 14.7 0403 1500 46.3 763.1 840.0 110.1 19.4 202.1 14.7 0403 1600 46.3 762.7 839.0 110.0 19.4 202.2 14.8 0403 1700 46.4 762.3 838.0 109.9 19.4 201.8 14.8 0403 1800 46.4 762.3 837.0 109.8 19.4 201.6 14.8 0403 1900 46.5 762.2 838.0 109.9 19.4 201.6 14.8 0403 2000 46.4 762.3 838.0 109.9 19.4 202.1 14.8 0403 2100 46.4 762.5 837.0 109.8 19.4 202.4 14.8 0403 2200 46.5 762.8 837.0 109.7 19.4 202.1 14.7 0403 2300 46.6 763.0 836.0 109.6 19.4 202.4 14.8 TOTAL DISSOLVED GAS REPORT FOR JOHN DAY (Wingwall) starting at 0000 3 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0403 0000 46.7 762.0 830.0 108.9 32.1 198.5 9.8 0403 0100 46.6 763.0 829.0 108.7 32.1 198.1 9.8 0403 0200 46.6 763.0 828.0 108.5 32.1 199.8 9.8 0403 0300 46.6 763.0 828.0 108.5 32.2 200.6 9.8 0403 0400 46.6 764.0 828.0 108.4 32.2 197.9 9.8 0403 0500 46.6 764.0 827.0 108.2 32.2 221.6 9.8 0403 0600 46.5 764.0 826.0 108.1 32.2 221.9 9.8 0403 0700 46.5 765.0 826.0 108.0 32.2 225.1 9.8 0403 0800 46.5 765.0 826.0 108.0 32.2 222.5 9.8 0403 0900 46.5 765.0 826.0 108.0 32.2 222.6 9.8 0403 1000 46.5 765.0 826.0 108.0 32.3 219.2 9.8 0403 1100 46.5 765.0 826.0 108.0 32.3 191.7 9.8 0403 1200 46.5 765.0 825.0 107.8 32.3 195.6 9.8 0403 1300 46.6 764.0 824.0 107.9 32.3 195.2 9.8 0403 1400 46.6 764.0 824.0 107.9 32.3 192.1 9.8 0403 1500 46.5 763.0 824.0 108.0 32.3 190.8 9.8 0403 1600 46.6 763.0 824.0 108.0 32.2 196.1 9.8 0403 1700 46.6 762.0 824.0 108.1 32.2 219.5 9.8 0403 1800 46.7 762.0 825.0 108.3 32.2 217.9 9.8 0403 1900 46.7 762.0 825.0 108.3 32.2 222.4 9.8 0403 2000 46.6 762.0 825.0 108.3 32.2 223.0 9.8 0403 2100 46.6 763.0 825.0 108.1 32.2 224.5 9.8 0403 2200 46.6 763.0 824.0 108.0 32.2 224.4 9.8 0403 2300 46.6 763.0 824.0 108.0 32.2 222.8 9.8 TOTAL DISSOLVED GAS REPORT FOR JOHN DAY TAILWATER starting at 0000 3 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0403 0000 46.9 765.0 853.0 111.5 15.0 198.5 9.8 0403 0100 46.8 765.0 853.0 111.5 15.0 198.1 9.8 0403 0200 46.8 765.0 853.0 111.5 15.0 199.8 9.8 0403 0300 46.8 766.0 854.0 111.5 15.1 200.6 9.8 0403 0400 46.8 766.0 854.0 111.5 15.2 197.9 9.8 0403 0500 46.8 766.0 853.0 111.4 15.6 221.6 9.8 0403 0600 46.8 767.0 854.0 111.3 15.8 221.9 9.8 0403 0700 46.8 767.0 854.0 111.3 16.1 225.1 9.8 0403 0800 46.8 768.0 853.0 111.1 16.2 222.5 9.8 0403 0900 46.8 768.0 854.0 111.2 16.3 222.6 9.8 0403 1000 52.4 768.0 823.0 107.2 0.3 219.2 9.8 0403 1100 46.9 768.0 854.0 111.2 15.9 191.7 9.8 0403 1200 46.9 767.0 858.0 111.9 15.7 195.6 9.8 0403 1300 46.9 767.0 857.0 111.7 15.4 195.2 9.8 0403 1400 46.9 766.0 857.0 111.9 15.1 192.1 9.8 0403 1500 46.9 766.0 856.0 111.7 14.8 190.8 9.8 0403 1600 46.9 765.0 856.0 111.9 14.8 196.1 9.8 0403 1700 46.9 765.0 855.0 111.8 14.9 219.5 9.8 0403 1800 46.9 765.0 854.0 111.6 14.9 217.9 9.8 0403 1900 46.9 765.0 854.0 111.6 15.0 222.4 9.8 0403 2000 47.0 765.0 855.0 111.8 15.1 223.0 9.8 0403 2100 47.0 765.0 854.0 111.6 15.3 224.5 9.8 0403 2200 47.0 766.0 855.0 111.6 15.4 224.4 9.8 0403 2300 47.1 766.0 853.0 111.4 15.6 222.8 9.8 TOTAL DISSOLVED GAS REPORT FOR THE DALLES starting at 0000 3 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0403 0000 47.4 765.0 817.0 106.8 15.7 189.2 15.0 0403 0100 47.3 766.0 816.0 106.5 15.9 189.6 15.0 0403 0200 47.4 766.0 816.0 106.5 15.7 188.6 15.0 0403 0300 47.4 766.0 815.0 106.4 16.4 189.1 15.0 0403 0400 47.4 767.0 814.0 106.1 15.9 188.7 15.0 0403 0500 47.3 767.0 814.0 106.1 16.5 189.2 15.0 0403 0600 47.3 767.0 813.0 106.0 16.8 189.1 15.0 0403 0700 47.3 768.0 813.0 105.9 17.2 196.7 24.8 0403 0800 47.2 768.0 813.0 105.9 15.0 199.2 27.2 0403 0900 47.2 768.0 814.0 106.0 16.1 203.9 31.7 0403 1000 47.2 768.0 815.0 106.1 17.1 212.1 40.0 0403 1100 47.1 768.0 815.0 106.1 16.0 213.2 40.0 0403 1200 47.2 768.0 816.0 106.2 16.7 212.4 40.0 0403 1300 47.3 767.0 817.0 106.5 15.2 213.1 40.0 0403 1400 47.3 766.0 819.0 106.9 14.6 213.9 40.0 0403 1500 47.3 766.0 820.0 107.0 15.3 215.6 40.0 0403 1600 47.2 765.0 821.0 107.3 14.6 216.2 40.0 0403 1700 47.3 765.0 823.0 107.6 14.3 211.4 35.1 0403 1800 47.3 765.0 824.0 107.7 15.5 206.7 28.9 0403 1900 47.3 765.0 825.0 107.8 15.2 202.1 25.0 0403 2000 47.3 765.0 826.0 108.0 15.7 201.3 25.0 0403 2100 47.3 765.0 827.0 108.1 16.1 201.3 25.0 0403 2200 47.3 766.0 827.0 108.0 15.1 201.3 25.0 0403 2300 47.3 766.0 827.0 108.0 16.5 200.0 25.0 TOTAL DISSOLVED GAS REPORT FOR 1 MILE DOWNSTREAM OF THE DALLES starting at 0000 3 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0403 0000 47.2 766.0 828.0 108.1 10.2 189.2 15.0 0403 0100 47.2 767.0 827.0 107.8 10.2 189.6 15.0 0403 0200 47.2 767.0 827.0 107.8 10.3 188.6 15.0 0403 0300 47.2 767.0 826.0 107.7 10.3 189.1 15.0 0403 0400 47.2 768.0 825.0 107.4 10.2 188.7 15.0 0403 0500 47.2 768.0 824.0 107.3 10.4 189.2 15.0 0403 0600 47.2 768.0 827.0 107.7 10.3 189.1 15.0 0403 0700 47.2 769.0 827.0 107.5 10.3 196.7 24.8 0403 0800 47.1 769.0 827.0 107.5 10.4 199.2 27.2 0403 0900 47.2 769.0 832.0 108.2 10.7 203.9 31.7 0403 1000 47.2 769.0 835.0 108.6 10.7 212.1 40.0 0403 1100 47.2 769.0 838.0 109.0 10.5 213.2 40.0 0403 1200 47.3 769.0 840.0 109.2 10.6 212.4 40.0 0403 1300 47.3 768.0 841.0 109.5 10.7 213.1 40.0 0403 1400 47.3 767.0 843.0 109.9 10.7 213.9 40.0 0403 1500 47.2 767.0 844.0 110.0 10.7 215.6 40.0 0403 1600 47.3 766.0 845.0 110.3 10.9 216.2 40.0 0403 1700 47.3 766.0 845.0 110.3 10.9 211.4 35.1 0403 1800 47.3 766.0 844.0 110.2 10.8 206.7 28.9 0403 1900 47.3 766.0 842.0 109.9 10.7 202.1 25.0 0403 2000 47.2 766.0 841.0 109.8 10.7 201.3 25.0 0403 2100 47.3 767.0 841.0 109.6 10.7 201.3 25.0 0403 2200 47.2 767.0 841.0 109.6 10.7 201.3 25.0 0403 2300 47.2 767.0 842.0 109.8 10.8 200.0 25.0 TOTAL DISSOLVED GAS REPORT FOR BONNEVILLE starting at 0000 3 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0403 0000 47.4 768.0 828.0 107.8 16.9 201.8 0.0 0403 0100 47.3 768.0 827.0 107.7 16.9 201.9 0.0 0403 0200 47.3 768.0 826.0 107.6 16.9 201.9 0.0 0403 0300 47.3 769.0 826.0 107.4 16.9 202.6 0.0 0403 0400 47.2 769.0 825.0 107.3 16.9 201.7 0.0 0403 0500 47.2 769.0 825.0 107.3 16.9 202.6 0.0 0403 0600 47.2 769.0 825.0 107.3 16.6 214.8 0.0 0403 0700 47.2 769.0 824.0 107.2 16.6 217.9 2.3 0403 0800 47.2 769.0 824.0 107.2 16.6 219.4 2.3 0403 0900 47.2 770.0 824.0 107.0 16.4 219.9 2.3 0403 1000 47.3 770.0 825.0 107.1 16.5 220.3 2.3 0403 1100 47.3 770.0 825.0 107.1 16.3 211.3 2.3 0403 1200 47.4 769.0 826.0 107.4 16.9 207.1 2.3 0403 1300 47.4 769.0 827.0 107.5 16.9 208.6 2.3 0403 1400 47.5 768.0 827.0 107.7 16.9 206.9 2.3 0403 1500 47.6 768.0 828.0 107.8 17.1 206.7 2.3 0403 1600 47.7 767.0 829.0 108.1 17.1 210.8 2.3 0403 1700 47.7 767.0 829.0 108.1 17.1 216.4 2.4 0403 1800 47.8 767.0 830.0 108.2 17.1 216.4 2.4 0403 1900 47.8 767.0 831.0 108.3 17.2 216.1 2.4 0403 2000 47.9 767.0 831.0 108.3 17.1 215.8 2.4 0403 2100 47.9 768.0 831.0 108.2 17.1 215.7 2.4 0403 2200 47.8 768.0 831.0 108.2 17.0 214.5 1.2 0403 2300 47.8 768.0 830.0 108.1 16.9 212.6 0.0 TOTAL DISSOLVED GAS REPORT FOR WARRENDALE starting at 0000 3 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0403 0000 47.4 771.0 841.0 109.1 8.2 201.8 0.0 0403 0100 47.3 771.0 841.0 109.1 8.2 201.9 0.0 0403 0200 47.3 771.0 841.0 109.1 8.2 201.9 0.0 0403 0300 47.3 772.0 842.0 109.1 8.2 202.6 0.0 0403 0400 47.2 772.0 841.0 108.9 8.2 201.7 0.0 0403 0500 47.2 772.0 840.0 108.8 8.2 202.6 0.0 0403 0600 47.2 772.0 840.0 108.8 8.2 214.8 0.0 0403 0700 47.2 772.0 839.0 108.7 8.2 217.9 2.3 0403 0800 47.2 772.0 838.0 108.5 8.2 219.4 2.3 0403 0900 47.2 772.0 838.0 108.5 8.3 219.9 2.3 0403 1000 47.2 772.0 838.0 108.5 8.3 220.3 2.3 0403 1100 47.3 772.0 838.0 108.5 8.3 211.3 2.3 0403 1200 47.4 772.0 839.0 108.7 8.2 207.1 2.3 0403 1300 47.4 772.0 841.0 108.9 8.2 208.6 2.3 0403 1400 47.5 771.0 842.0 109.2 8.2 206.9 2.3 0403 1500 47.7 771.0 843.0 109.3 8.2 206.7 2.3 0403 1600 47.8 770.0 844.0 109.6 8.2 210.8 2.3 0403 1700 47.8 770.0 844.0 109.6 8.1 216.4 2.4 0403 1800 47.8 770.0 844.0 109.6 8.1 216.4 2.4 0403 1900 47.8 770.0 844.0 109.6 8.1 216.1 2.4 0403 2000 47.8 770.0 843.0 109.5 8.1 215.8 2.4 0403 2100 47.8 771.0 843.0 109.3 8.2 215.7 2.4 0403 2200 47.8 771.0 844.0 109.5 8.1 214.5 1.2 0403 2300 47.8 771.0 843.0 109.3 8.2 212.6 0.0 TOTAL DISSOLVED GAS REPORT FOR CAMAS/WASHOUGAL starting at 0000 3 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0403 0000 + + + + + 201.8 0.0 0403 0100 + + + + + 201.9 0.0 0403 0200 + + + + + 201.9 0.0 0403 0300 + + + + + 202.6 0.0 0403 0400 + + + + + 201.7 0.0 0403 0500 + + + + + 202.6 0.0 0403 0600 + + + + + 214.8 0.0 0403 0700 + + + + + 217.9 2.3 0403 0800 + + + + + 219.4 2.3 0403 0900 + + + + + 219.9 2.3 0403 1000 + + + + + 220.3 2.3 0403 1100 + + + + + 211.3 2.3 0403 1200 + + + + + 207.1 2.3 0403 1300 + + + + + 208.6 2.3 0403 1400 + + + + + 206.9 2.3 0403 1500 + + + + + 206.7 2.3 0403 1600 + + + + + 210.8 2.3 0403 1700 + + + + + 216.4 2.4 0403 1800 + + + + + 216.4 2.4 0403 1900 + + + + + 216.1 2.4 0403 2000 + + + + + 215.8 2.4 0403 2100 + + + + + 215.7 2.4 0403 2200 + + + + + 214.5 1.2 0403 2300 + + + + + 212.6 0.0 TOTAL DISSOLVED GAS REPORT FOR CASCADE ISLAND, WA starting at 0000 3 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0403 0000 47.4 769.0 826.0 107.4 27.4 201.8 0.0 0403 0100 47.4 769.0 826.0 107.4 27.4 201.9 0.0 0403 0200 47.3 769.0 825.0 107.3 27.3 201.9 0.0 0403 0300 47.3 770.0 825.0 107.1 27.3 202.6 0.0 0403 0400 47.3 770.0 824.0 107.0 27.3 201.7 0.0 0403 0500 47.3 770.0 825.0 107.1 27.3 202.6 0.0 0403 0600 47.2 770.0 825.0 107.1 27.9 214.8 0.0 0403 0700 47.2 770.0 831.0 107.9 28.1 217.9 2.3 0403 0800 47.2 771.0 834.0 108.2 28.1 219.4 2.3 0403 0900 47.2 771.0 835.0 108.3 28.2 219.9 2.3 0403 1000 47.3 771.0 836.0 108.4 28.2 220.3 2.3 0403 1100 47.3 771.0 837.0 108.6 27.8 211.3 2.3 0403 1200 47.4 770.0 837.0 108.7 27.8 207.1 2.3 0403 1300 47.5 770.0 837.0 108.7 27.7 208.6 2.3 0403 1400 47.5 769.0 837.0 108.8 27.5 206.9 2.3 0403 1500 47.6 769.0 837.0 108.8 27.6 206.7 2.3 0403 1600 47.7 768.0 836.0 108.9 27.9 210.8 2.3 0403 1700 47.8 768.0 837.0 109.0 27.9 216.4 2.4 0403 1800 47.8 768.0 837.0 109.0 28.0 216.4 2.4 0403 1900 47.8 768.0 837.0 109.0 27.8 216.1 2.4 0403 2000 47.9 768.0 837.0 109.0 27.8 215.8 2.4 0403 2100 47.9 769.0 836.0 108.7 27.9 215.7 2.4 0403 2200 47.9 769.0 835.0 108.6 27.8 214.5 1.2 0403 2300 47.8 769.0 833.0 108.3 27.8 212.6 0.0