TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF HUNGRY HORSE starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG TOT FLOW SPILL DATE TIME DEG F PRES PRES % KCFS KCFS 0219 1500 + 675.0 + + 1.8 0.0 0219 1600 + 675.0 + + 1.8 0.0 0219 1700 + 675.0 + + 1.8 0.0 0219 1800 + 674.0 + + 1.8 0.0 0219 1900 + 674.0 + + 1.8 0.0 0219 2000 + 674.0 + + 1.8 0.0 0219 2100 + 673.0 + + 1.8 0.0 0219 2200 + 673.0 + + 1.8 0.0 0219 2300 + 673.0 + + 1.8 0.0 0220 0000 + 673.0 + + 1.8 0.0 0220 0100 + 672.0 + + 1.8 0.0 0220 0200 + 672.0 + + 1.8 0.0 0220 0300 + 672.0 + + 1.8 0.0 0220 0400 + 672.0 + + 1.8 0.0 0220 0500 + 672.0 + + 1.8 0.0 0220 0600 + 673.0 + + 1.8 0.0 0220 0700 + 674.0 + + 1.8 0.0 0220 0800 + 675.0 + + 1.8 0.0 0220 0900 + 676.0 + + 1.8 0.0 0220 1000 + 677.0 + + 1.8 0.0 0220 1100 + 677.0 + + 1.9 0.0 0220 1200 + 677.0 + + 1.7 0.0 0220 1300 + 678.0 + + 1.6 0.0 0220 1400 + 678.0 + + 1.6 0.0 0220 1500 + + + + + + TOTAL DISSOLVED GAS REPORT FOR KOOTENAI R. BL LIBBY DAM starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 + + + + + 15.0 0.0 0219 1600 + + + + + 15.0 0.0 0219 1700 + + + + + 15.0 0.0 0219 1800 + + + + + 15.0 0.0 0219 1900 + + + + + 15.0 0.0 0219 2000 + + + + + 15.0 0.0 0219 2100 + + + + + 15.0 0.0 0219 2200 + + + + + 15.0 0.0 0219 2300 + + + + + 14.0 0.0 0220 0000 + + + + + 13.0 0.0 0220 0100 + + + + + 13.0 0.0 0220 0200 + + + + + 11.0 0.0 0220 0300 + + + + + 10.0 0.0 0220 0400 + + + + + 10.0 0.0 0220 0500 + + + + + 10.0 0.0 0220 0600 + + + + + 10.0 0.0 0220 0700 + + + + + 10.0 0.0 0220 0800 + + + + + 10.0 0.0 0220 0900 + + + + + 10.0 0.0 0220 1000 + + + + + 10.0 0.0 0220 1100 + + + + + 10.0 0.0 0220 1200 + + + + + 10.0 0.0 0220 1300 + + + + + 10.0 0.0 0220 1400 + + + + + 10.0 0.0 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR BOUNDARY starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG TOT FLOW DATE TIME DEG F PRES PRES % KCFS 0219 1500 39.8 720.6 745.0 103.4 117.0 0219 1600 39.8 720.4 746.0 103.6 119.0 0219 1700 39.8 720.4 745.0 103.4 123.0 0219 1800 39.8 720.4 745.0 103.4 123.0 0219 1900 39.8 720.5 745.0 103.4 124.0 0219 2000 39.7 720.6 745.0 103.4 124.0 0219 2100 39.7 720.8 744.0 103.2 122.0 0219 2200 39.7 720.8 744.0 103.2 116.0 0219 2300 39.7 721.1 743.0 103.0 114.0 0220 0000 39.6 721.4 742.0 102.9 112.0 0220 0100 39.5 721.9 741.0 102.7 113.0 0220 0200 39.5 722.5 741.0 102.6 112.0 0220 0300 39.4 722.8 740.0 102.4 112.0 0220 0400 39.4 723.2 739.0 102.2 112.0 0220 0500 39.3 723.5 739.0 102.1 113.0 0220 0600 39.3 724.3 739.0 102.0 112.0 0220 0700 39.2 724.8 739.0 102.0 114.0 0220 0800 39.2 725.5 739.0 101.9 117.0 0220 0900 39.2 725.9 738.0 101.7 118.0 0220 1000 39.2 726.1 739.0 101.8 119.0 0220 1100 39.3 726.1 740.0 101.9 119.0 0220 1200 39.3 + 742.0 + 120.0 0220 1300 39.4 + 743.0 + 120.0 0220 1400 + + + + + 0220 1500 + + + + + TOTAL DISSOLVED GAS REPORT FOR GRAND COULEE FOREBAY starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 39.7 722.0 745.0 103.2 + 116.2 0.0 0219 1600 39.7 722.0 745.0 103.2 + 120.4 0.0 0219 1700 39.7 722.0 745.0 103.2 + 136.0 0.0 0219 1800 39.7 722.0 745.0 103.2 + 147.8 0.0 0219 1900 39.7 722.0 745.0 103.2 + 156.3 0.0 0219 2000 39.7 722.0 745.0 103.2 + 153.8 0.0 0219 2100 39.7 723.0 745.0 103.0 + 153.1 0.0 0219 2200 39.7 723.0 745.0 103.0 + 150.5 0.0 0219 2300 39.7 723.0 745.0 103.0 + 150.1 0.0 0220 0000 39.7 723.0 745.0 103.0 + 146.1 0.0 0220 0100 39.7 724.0 745.0 102.9 + 162.5 0.0 0220 0200 39.7 724.0 745.0 102.9 + 157.7 0.0 0220 0300 39.6 724.0 745.0 102.9 + 158.0 0.0 0220 0400 39.6 724.0 745.0 102.9 + 154.8 0.0 0220 0500 39.6 725.0 744.0 102.6 + 152.4 0.0 0220 0600 39.6 725.0 744.0 102.6 + 171.8 0.0 0220 0700 39.6 726.0 744.0 102.5 + 159.6 0.0 0220 0800 39.7 726.0 744.0 102.5 + 161.7 0.0 0220 0900 39.6 726.0 744.0 102.5 + 149.9 0.0 0220 1000 39.6 727.0 744.0 102.3 + 146.0 0.0 0220 1100 39.6 727.0 744.0 102.3 + 156.6 0.0 0220 1200 39.6 727.0 744.0 102.3 + 151.3 0.0 0220 1300 + + + + + 153.6 0.0 0220 1400 + + + + + 147.0 0.0 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR GRAND COULEE TAILWATER starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG TOT FLOW SPILL DATE TIME DEG F PRES PRES % KCFS KCFS 0219 1500 + 731.0 753.0 103.0 116.2 0.0 0219 1600 + 731.0 757.0 103.6 120.4 0.0 0219 1700 + 731.0 759.0 103.8 136.0 0.0 0219 1800 + 731.0 758.0 103.7 147.8 0.0 0219 1900 + 732.0 755.0 103.1 156.3 0.0 0219 2000 + 732.0 754.0 103.0 153.8 0.0 0219 2100 + 732.0 753.0 102.9 153.1 0.0 0219 2200 + 732.0 754.0 103.0 150.5 0.0 0219 2300 + 733.0 754.0 102.9 150.1 0.0 0220 0000 + 733.0 754.0 102.9 146.1 0.0 0220 0100 + 733.0 754.0 102.9 162.5 0.0 0220 0200 + 733.0 754.0 102.9 157.7 0.0 0220 0300 + 733.0 753.0 102.7 158.0 0.0 0220 0400 + 734.0 753.0 102.6 154.8 0.0 0220 0500 + 734.0 753.0 102.6 152.4 0.0 0220 0600 + 734.0 753.0 102.6 171.8 0.0 0220 0700 + 735.0 753.0 102.4 159.6 0.0 0220 0800 + 735.0 753.0 102.4 161.7 0.0 0220 0900 + 736.0 754.0 102.4 149.9 0.0 0220 1000 + 736.0 755.0 102.6 146.0 0.0 0220 1100 + 736.0 756.0 102.7 156.6 0.0 0220 1200 + 736.0 757.0 102.9 151.3 0.0 0220 1300 + + + + 153.6 0.0 0220 1400 + + + + 147.0 0.0 0220 1500 + + + + + + TOTAL DISSOLVED GAS REPORT FOR CHIEF JOSEPH starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 + + + + + 127.9 0.0 0219 1600 + + + + + 132.2 0.0 0219 1700 + + + + + 134.9 0.0 0219 1800 + + + + + 139.7 0.0 0219 1900 + + + + + 142.5 0.0 0219 2000 + + + + + 155.6 0.0 0219 2100 + + + + + 151.8 0.0 0219 2200 + + + + + 149.5 0.0 0219 2300 + + + + + 150.6 0.0 0220 0000 + + + + + 145.6 0.0 0220 0100 + + + + + 151.0 0.0 0220 0200 + + + + + 152.3 0.0 0220 0300 + + + + + 152.0 0.0 0220 0400 + + + + + 153.9 0.0 0220 0500 + + + + + 150.4 0.0 0220 0600 + + + + + 153.6 0.0 0220 0700 + + + + + 153.2 0.0 0220 0800 + + + + + 152.9 0.0 0220 0900 + + + + + 150.3 0.0 0220 1000 + + + + + 152.6 0.0 0220 1100 + + + + + 150.2 0.0 0220 1200 + + + + + 149.5 0.0 0220 1300 + + + + + 149.8 0.0 0220 1400 + + + + + 149.6 0.0 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF CHIEF JOSEPH starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 + + + + + 127.9 0.0 0219 1600 + + + + + 132.2 0.0 0219 1700 + + + + + 134.9 0.0 0219 1800 + + + + + 139.7 0.0 0219 1900 + + + + + 142.5 0.0 0219 2000 + + + + + 155.6 0.0 0219 2100 + + + + + 151.8 0.0 0219 2200 + + + + + 149.5 0.0 0219 2300 + + + + + 150.6 0.0 0220 0000 + + + + + 145.6 0.0 0220 0100 + + + + + 151.0 0.0 0220 0200 + + + + + 152.3 0.0 0220 0300 + + + + + 152.0 0.0 0220 0400 + + + + + 153.9 0.0 0220 0500 + + + + + 150.4 0.0 0220 0600 + + + + + 153.6 0.0 0220 0700 + + + + + 153.2 0.0 0220 0800 + + + + + 152.9 0.0 0220 0900 + + + + + 150.3 0.0 0220 1000 + + + + + 152.6 0.0 0220 1100 + + + + + 150.2 0.0 0220 1200 + + + + + 149.5 0.0 0220 1300 + + + + + 149.8 0.0 0220 1400 + + + + + 149.6 0.0 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR WELLS starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 39.7 741.0 749.0 101.1 + 110.6 0.0 0219 1600 39.7 740.0 749.0 101.2 + 120.8 0.0 0219 1700 39.7 741.0 749.0 101.1 + 138.1 0.0 0219 1800 39.7 742.0 749.0 100.9 + 143.4 0.0 0219 1900 39.6 742.0 747.0 100.7 + 147.8 0.0 0219 2000 39.6 742.0 747.0 100.7 + 149.1 0.0 0219 2100 39.6 743.0 746.0 100.4 + 149.9 0.0 0219 2200 39.4 743.0 746.0 100.4 + 149.6 0.0 0219 2300 39.4 743.0 746.0 100.4 + 138.9 0.0 0220 0000 39.4 744.0 746.0 100.3 + 136.8 0.0 0220 0100 39.4 744.0 746.0 100.3 + 138.1 0.0 0220 0200 39.4 744.0 746.0 100.3 + 139.6 0.0 0220 0300 39.4 744.0 745.0 100.1 + 141.5 0.0 0220 0400 39.4 745.0 745.0 100.0 + 139.5 0.0 0220 0500 39.4 745.0 746.0 100.1 + 142.2 0.0 0220 0600 39.4 745.0 746.0 100.1 + 143.5 0.0 0220 0700 39.4 746.0 746.0 100.0 + 153.9 12.0 0220 0800 39.2 746.0 746.0 100.0 + 158.3 14.5 0220 0900 39.2 746.0 746.0 100.0 + 155.1 14.5 0220 1000 39.2 745.0 746.0 100.1 + 150.3 14.5 0220 1100 39.2 745.0 746.0 100.1 + 153.1 14.5 0220 1200 39.2 745.0 746.0 100.1 + 150.4 14.5 0220 1300 39.2 745.0 746.0 100.1 + 159.7 14.0 0220 1400 39.2 745.0 746.0 100.1 + 152.9 10.6 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF WELLS starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 39.6 741.0 754.0 101.8 + 110.6 0.0 0219 1600 39.6 740.0 753.0 101.8 + 120.8 0.0 0219 1700 39.6 741.0 752.0 101.5 + 138.1 0.0 0219 1800 39.4 742.0 751.0 101.2 + 143.4 0.0 0219 1900 39.4 742.0 750.0 101.1 + 147.8 0.0 0219 2000 39.4 742.0 749.0 100.9 + 149.1 0.0 0219 2100 39.2 743.0 749.0 100.8 + 149.9 0.0 0219 2200 39.2 743.0 748.0 100.7 + 149.6 0.0 0219 2300 39.2 743.0 748.0 100.7 + 138.9 0.0 0220 0000 39.2 744.0 748.0 100.5 + 136.8 0.0 0220 0100 39.2 744.0 747.0 100.4 + 138.1 0.0 0220 0200 39.0 744.0 747.0 100.4 + 139.6 0.0 0220 0300 39.0 744.0 747.0 100.4 + 141.5 0.0 0220 0400 39.0 745.0 747.0 100.3 + 139.5 0.0 0220 0500 39.0 745.0 746.0 100.1 + 142.2 0.0 0220 0600 39.0 745.0 746.0 100.1 + 143.5 0.0 0220 0700 39.0 746.0 747.0 100.1 + 153.9 12.0 0220 0800 39.0 746.0 752.0 100.8 + 158.3 14.5 0220 0900 39.0 746.0 766.0 102.7 + 155.1 14.5 0220 1000 39.0 745.0 772.0 103.6 + 150.3 14.5 0220 1100 39.0 745.0 774.0 103.9 + 153.1 14.5 0220 1200 39.0 745.0 776.0 104.2 + 150.4 14.5 0220 1300 39.0 745.0 776.0 104.2 + 159.7 14.0 0220 1400 39.0 745.0 776.0 104.2 + 152.9 10.6 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR ROCKY REACH starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 39.9 737.0 748.0 101.5 + 76.8 0.0 0219 1600 39.9 737.0 749.0 101.6 + 102.0 0.0 0219 1700 39.9 737.0 749.0 101.6 + 120.5 0.0 0219 1800 39.9 737.0 749.0 101.6 + 163.3 0.0 0219 1900 39.9 737.0 749.0 101.6 + 146.8 0.0 0219 2000 39.9 738.0 749.0 101.5 + 150.3 0.0 0219 2100 39.9 738.0 750.0 101.6 + 150.5 0.0 0219 2200 39.9 738.0 750.0 101.6 + 141.8 0.0 0219 2300 39.9 738.0 750.0 101.6 + 140.3 0.0 0220 0000 39.9 739.0 750.0 101.5 + 138.7 0.0 0220 0100 39.9 739.0 750.0 101.5 + 125.4 0.0 0220 0200 39.9 739.0 749.0 101.4 + 129.9 0.0 0220 0300 39.9 739.0 749.0 101.4 + 135.1 0.0 0220 0400 39.9 740.0 749.0 101.2 + 148.9 0.0 0220 0500 39.7 740.0 749.0 101.2 + 150.8 0.0 0220 0600 39.7 740.0 748.0 101.1 + 155.0 0.0 0220 0700 39.6 740.0 748.0 101.1 + 163.4 0.0 0220 0800 39.6 741.0 747.0 100.8 + 160.9 0.0 0220 0900 39.6 741.0 747.0 100.8 + 130.2 0.0 0220 1000 39.6 741.0 747.0 100.8 + 129.0 0.0 0220 1100 39.6 742.0 747.0 100.7 + 130.8 0.0 0220 1200 39.6 742.0 747.0 100.7 + 117.5 0.0 0220 1300 39.6 742.0 747.0 100.7 + 137.1 0.0 0220 1400 39.6 742.0 748.0 100.8 + 131.7 0.0 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR ROCKY REACH TAILWATER starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 39.9 737.0 746.0 101.2 + 76.8 0.0 0219 1600 39.9 737.0 747.0 101.4 + 102.0 0.0 0219 1700 39.9 737.0 747.0 101.4 + 120.5 0.0 0219 1800 39.9 737.0 748.0 101.5 + 163.3 0.0 0219 1900 39.9 737.0 748.0 101.5 + 146.8 0.0 0219 2000 39.9 738.0 748.0 101.4 + 150.3 0.0 0219 2100 39.9 738.0 748.0 101.4 + 150.5 0.0 0219 2200 39.9 738.0 748.0 101.4 + 141.8 0.0 0219 2300 39.9 738.0 748.0 101.4 + 140.3 0.0 0220 0000 39.7 739.0 748.0 101.2 + 138.7 0.0 0220 0100 39.7 739.0 747.0 101.1 + 125.4 0.0 0220 0200 39.7 739.0 747.0 101.1 + 129.9 0.0 0220 0300 39.7 739.0 747.0 101.1 + 135.1 0.0 0220 0400 39.7 740.0 747.0 100.9 + 148.9 0.0 0220 0500 39.7 740.0 747.0 100.9 + 150.8 0.0 0220 0600 39.6 740.0 746.0 100.8 + 155.0 0.0 0220 0700 39.6 740.0 746.0 100.8 + 163.4 0.0 0220 0800 39.6 741.0 746.0 100.7 + 160.9 0.0 0220 0900 39.6 741.0 745.0 100.5 + 130.2 0.0 0220 1000 39.6 741.0 745.0 100.5 + 129.0 0.0 0220 1100 39.6 742.0 745.0 100.4 + 130.8 0.0 0220 1200 39.6 742.0 745.0 100.4 + 117.5 0.0 0220 1300 39.6 742.0 745.0 100.4 + 137.1 0.0 0220 1400 39.6 742.0 745.0 100.4 + 131.7 0.0 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR ROCK ISLAND starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 40.1 743.0 751.0 101.1 + 82.4 0.0 0219 1600 40.1 743.0 751.0 101.1 + 86.5 0.0 0219 1700 40.1 743.0 751.0 101.1 + 133.8 0.0 0219 1800 40.1 743.0 751.0 101.1 + 142.5 0.0 0219 1900 39.9 743.0 750.0 100.9 + 137.9 0.0 0219 2000 39.9 744.0 750.0 100.8 + 150.8 0.0 0219 2100 39.9 744.0 750.0 100.8 + 152.1 0.0 0219 2200 39.9 744.0 750.0 100.8 + 156.7 0.0 0219 2300 39.9 744.0 750.0 100.8 + 154.6 0.0 0220 0000 39.9 745.0 750.0 100.7 + 147.3 0.0 0220 0100 39.9 745.0 749.0 100.5 + 146.7 0.0 0220 0200 39.9 745.0 749.0 100.5 + 137.3 0.0 0220 0300 39.7 746.0 748.0 100.3 + 134.5 0.0 0220 0400 39.7 746.0 748.0 100.3 + 154.4 0.0 0220 0500 39.7 746.0 748.0 100.3 + 160.1 0.0 0220 0600 39.7 746.0 748.0 100.3 + 159.9 0.0 0220 0700 39.7 747.0 748.0 100.1 + 164.9 0.0 0220 0800 39.7 747.0 748.0 100.1 + 164.9 0.0 0220 0900 39.7 747.0 748.0 100.1 + 156.3 0.0 0220 1000 39.7 748.0 748.0 100.0 + 142.6 0.0 0220 1100 39.7 747.0 748.0 100.1 + 141.4 0.0 0220 1200 39.7 747.0 749.0 100.3 + 127.7 0.0 0220 1300 39.7 747.0 749.0 100.3 + 133.0 0.0 0220 1400 39.7 747.0 750.0 100.4 + 146.9 0.0 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR ROCK ISLAND TAILWATER starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 39.9 743.0 750.0 100.9 + 82.4 0.0 0219 1600 39.9 743.0 751.0 101.1 + 86.5 0.0 0219 1700 39.9 743.0 751.0 101.1 + 133.8 0.0 0219 1800 39.9 743.0 751.0 101.1 + 142.5 0.0 0219 1900 39.9 743.0 751.0 101.1 + 137.9 0.0 0219 2000 39.9 744.0 751.0 100.9 + 150.8 0.0 0219 2100 39.9 744.0 751.0 100.9 + 152.1 0.0 0219 2200 39.9 744.0 751.0 100.9 + 156.7 0.0 0219 2300 39.9 744.0 751.0 100.9 + 154.6 0.0 0220 0000 39.9 745.0 751.0 100.8 + 147.3 0.0 0220 0100 39.9 745.0 750.0 100.7 + 146.7 0.0 0220 0200 39.9 745.0 750.0 100.7 + 137.3 0.0 0220 0300 39.7 746.0 749.0 100.4 + 134.5 0.0 0220 0400 39.7 746.0 749.0 100.4 + 154.4 0.0 0220 0500 39.7 746.0 749.0 100.4 + 160.1 0.0 0220 0600 39.7 746.0 749.0 100.4 + 159.9 0.0 0220 0700 39.7 747.0 748.0 100.1 + 164.9 0.0 0220 0800 39.7 747.0 748.0 100.1 + 164.9 0.0 0220 0900 39.7 747.0 748.0 100.1 + 156.3 0.0 0220 1000 39.7 748.0 748.0 100.0 + 142.6 0.0 0220 1100 39.7 747.0 749.0 100.3 + 141.4 0.0 0220 1200 39.7 747.0 749.0 100.3 + 127.7 0.0 0220 1300 39.7 747.0 749.0 100.3 + 133.0 0.0 0220 1400 39.7 747.0 749.0 100.3 + 146.9 0.0 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR WANAPUM starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 39.8 742.0 733.0 98.8 + 104.9 0.0 0219 1600 39.8 742.0 733.0 98.8 + 82.5 0.0 0219 1700 39.8 742.0 733.0 98.8 + 127.4 0.0 0219 1800 39.7 742.0 734.0 98.9 + 167.5 0.0 0219 1900 39.7 742.0 735.0 99.1 + 172.6 0.0 0219 2000 39.7 743.0 735.0 98.9 + 165.1 0.0 0219 2100 39.7 743.0 734.0 98.8 + 168.8 0.0 0219 2200 39.7 744.0 734.0 98.7 + 158.7 0.0 0219 2300 39.7 744.0 733.0 98.5 + 163.3 0.0 0220 0000 39.6 744.0 732.0 98.4 + 159.5 0.0 0220 0100 + + + + + 165.9 0.0 0220 0200 + + + + + 170.7 0.0 0220 0300 + + + + + 173.2 0.0 0220 0400 + + + + + 170.5 0.0 0220 0500 + + + + + 173.3 0.0 0220 0600 + + + + + 172.0 0.0 0220 0700 + + + + + 152.7 0.0 0220 0800 + + + + + 141.9 0.0 0220 0900 + + + + + 114.4 0.0 0220 1000 + + + + + 105.6 0.0 0220 1100 + + + + + 117.5 0.0 0220 1200 + + + + + 103.8 0.0 0220 1300 + + + + + 91.6 0.0 0220 1400 + + + + + 99.9 0.0 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF WANAPUM starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 39.7 743.0 755.0 101.6 + 104.9 0.0 0219 1600 39.7 743.0 755.0 101.6 + 82.5 0.0 0219 1700 39.6 743.0 755.0 101.6 + 127.4 0.0 0219 1800 39.6 743.0 755.0 101.6 + 167.5 0.0 0219 1900 39.6 743.0 755.0 101.6 + 172.6 0.0 0219 2000 39.6 744.0 754.0 101.3 + 165.1 0.0 0219 2100 39.6 744.0 754.0 101.3 + 168.8 0.0 0219 2200 39.6 745.0 754.0 101.2 + 158.7 0.0 0219 2300 39.6 745.0 754.0 101.2 + 163.3 0.0 0220 0000 39.5 745.0 754.0 101.2 + 159.5 0.0 0220 0100 + + + + + 165.9 0.0 0220 0200 + + + + + 170.7 0.0 0220 0300 + + + + + 173.2 0.0 0220 0400 + + + + + 170.5 0.0 0220 0500 + + + + + 173.3 0.0 0220 0600 + + + + + 172.0 0.0 0220 0700 + + + + + 152.7 0.0 0220 0800 + + + + + 141.9 0.0 0220 0900 + + + + + 114.4 0.0 0220 1000 + + + + + 105.6 0.0 0220 1100 + + + + + 117.5 0.0 0220 1200 + + + + + 103.8 0.0 0220 1300 + + + + + 91.6 0.0 0220 1400 + + + + + 99.9 0.0 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR PRIEST RAPIDS starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 40.1 745.0 749.0 100.5 + 127.5 0.0 0219 1600 40.1 745.0 749.0 100.5 + 102.3 0.0 0219 1700 40.1 745.0 749.0 100.5 + 135.9 0.0 0219 1800 40.1 745.0 750.0 100.7 + 153.2 0.0 0219 1900 40.0 745.0 750.0 100.7 + 141.8 0.0 0219 2000 40.0 745.0 749.0 100.5 + 150.6 0.0 0219 2100 40.0 746.0 749.0 100.4 + 155.2 0.0 0219 2200 40.0 746.0 749.0 100.4 + 152.0 0.0 0219 2300 40.0 746.0 749.0 100.4 + 156.2 0.0 0220 0000 40.0 747.0 749.0 100.3 + 156.2 0.0 0220 0100 + + + + + 156.4 0.0 0220 0200 + + + + + 156.5 0.0 0220 0300 + + + + + 156.9 0.0 0220 0400 + + + + + 157.7 0.0 0220 0500 + + + + + 157.6 0.0 0220 0600 + + + + + 157.4 0.0 0220 0700 + + + + + 157.3 0.0 0220 0800 + + + + + 156.8 0.0 0220 0900 + + + + + 154.9 0.0 0220 1000 + + + + + 144.8 0.0 0220 1100 + + + + + 121.8 0.0 0220 1200 + + + + + 82.4 0.0 0220 1300 + + + + + 68.4 0.0 0220 1400 + + + + + 82.2 0.0 0220 1500 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR BELOW PRIEST RAPIDS starting at 1500 19 Feb 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0219 1500 40.5 746.0 753.0 100.9 + 127.5 0.0 0219 1600 40.6 746.0 753.0 100.9 + 102.3 0.0 0219 1700 40.5 746.0 752.0 100.8 + 135.9 0.0 0219 1800 40.5 746.0 751.0 100.7 + 153.2 0.0 0219 1900 40.4 747.0 750.0 100.4 + 141.8 0.0 0219 2000 40.3 747.0 750.0 100.4 + 150.6 0.0 0219 2100 40.2 747.0 750.0 100.4 + 155.2 0.0 0219 2200 40.2 748.0 750.0 100.3 + 152.0 0.0 0219 2300 40.1 748.0 750.0 100.3 + 156.2 0.0 0220 0000 40.1 748.0 750.0 100.3 + 156.2 0.0 0220 0100 + + + + + 156.4 0.0 0220 0200 + + + + + 156.5 0.0 0220 0300 + + + + + 156.9 0.0 0220 0400 + + + + + 157.7 0.0 0220 0500 + + + + + 157.6 0.0 0220 0600 + + + + + 157.4 0.0 0220 0700 + + + + + 157.3 0.0 0220 0800 + + + + + 156.8 0.0 0220 0900 + + + + + 154.9 0.0 0220 1000 + + + + + 144.8 0.0 0220 1100 + + + + + 121.8 0.0 0220 1200 + + + + + 82.4 0.0 0220 1300 + + + + + 68.4 0.0 0220 1400 + + + + + 82.2 0.0 0220 1500 + + + + + + +