TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF HUNGRY HORSE starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG TOT FLOW SPILL DATE TIME DEG F PRES PRES % KCFS KCFS 0422 1600 + 671.0 + + 8.4 0.0 0422 1700 + 672.0 + + 8.4 0.0 0422 1800 + 673.0 + + 8.5 0.0 0422 1900 + 674.0 + + 8.4 0.0 0422 2000 + 675.0 + + 8.4 0.0 0422 2100 + 675.0 + + 8.1 0.0 0422 2200 + 675.0 + + 8.2 0.0 0422 2300 + 676.0 + + 8.2 0.0 0423 0000 + 676.0 + + 8.3 0.0 0423 0100 + 676.0 + + 8.2 0.0 0423 0200 + 676.0 + + 8.3 0.0 0423 0300 + 676.0 + + 8.3 0.0 0423 0400 + 677.0 + + 8.2 0.0 0423 0500 + 678.0 + + 8.2 0.0 0423 0600 + + + + 8.2 0.0 0423 0700 + + + + 8.2 0.0 0423 0800 + + + + 8.2 0.0 0423 0900 + 680.0 + + 8.2 0.0 0423 1000 + 680.0 + + 8.2 0.0 0423 1100 + 680.0 + + 8.2 0.0 0423 1200 + 680.0 + + 8.2 0.0 0423 1300 + 680.0 + + 8.3 0.0 0423 1400 + 680.0 + + 8.3 0.0 0423 1500 + 680.0 + + 8.2 0.0 0423 1600 + 680.0 + + 8.2 0.0 TOTAL DISSOLVED GAS REPORT FOR KOOTENAI R. BL LIBBY DAM starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 42.0 695.9 722.0 103.8 10.5 19.5 0.0 0422 1700 41.8 696.6 722.0 103.6 10.5 19.5 0.0 0422 1800 41.5 697.0 720.0 103.3 10.5 19.5 0.0 0422 1900 41.1 697.4 718.0 103.0 10.5 19.5 0.0 0422 2000 40.9 697.7 716.0 102.6 10.5 19.5 0.0 0422 2100 40.8 698.3 715.0 102.4 10.6 19.5 0.0 0422 2200 40.7 698.7 714.0 102.2 10.6 19.5 0.0 0422 2300 40.6 699.1 714.0 102.1 10.6 19.5 0.0 0423 0000 40.5 699.4 713.0 101.9 10.6 19.5 0.0 0423 0100 40.4 699.6 713.0 101.9 10.6 19.5 0.0 0423 0200 40.4 699.6 712.0 101.8 10.6 19.5 0.0 0423 0300 40.4 700.1 712.0 101.7 10.6 19.5 0.0 0423 0400 40.3 700.6 712.0 101.6 10.7 19.5 0.0 0423 0500 40.2 701.0 711.0 101.4 10.6 19.5 0.0 0423 0600 40.1 701.3 711.0 101.4 10.7 19.5 0.0 0423 0700 40.1 702.0 710.0 101.1 10.7 19.5 0.0 0423 0800 40.1 702.6 711.0 101.2 10.7 19.5 0.0 0423 0900 40.2 703.5 712.0 101.2 10.8 19.5 0.0 0423 1000 40.4 704.6 712.0 101.1 10.8 19.5 0.0 0423 1100 40.7 704.7 715.0 101.5 10.8 19.5 0.0 0423 1200 40.9 704.6 716.0 101.6 10.9 19.5 0.0 0423 1300 41.2 704.1 719.0 102.1 10.8 19.5 0.0 0423 1400 41.3 703.9 720.0 102.3 10.8 19.5 0.0 0423 1500 40.9 704.4 717.0 101.8 10.8 19.5 0.0 0423 1600 41.0 704.7 717.0 101.7 10.8 + + TOTAL DISSOLVED GAS REPORT FOR BOUNDARY starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG TOT FLOW DATE TIME DEG F PRES PRES % KCFS 0422 1600 46.6 716.2 790.0 110.3 114.0 0422 1700 46.6 716.2 791.0 110.4 113.0 0422 1800 46.6 716.8 792.0 110.5 112.0 0422 1900 46.6 717.5 792.0 110.4 112.0 0422 2000 46.5 718.9 791.0 110.0 116.0 0422 2100 46.5 719.9 790.0 109.7 117.0 0422 2200 46.5 720.5 789.0 109.5 117.0 0422 2300 46.4 720.9 788.0 109.3 116.0 0423 0000 46.3 721.7 787.0 109.0 117.0 0423 0100 46.3 722.5 786.0 108.8 116.0 0423 0200 46.2 723.0 785.0 108.6 116.0 0423 0300 46.1 723.4 785.0 108.5 117.0 0423 0400 46.0 723.8 784.0 108.3 115.0 0423 0500 46.0 724.1 783.0 108.1 113.0 0423 0600 46.0 724.6 783.0 108.1 116.0 0423 0700 46.1 724.9 783.0 108.0 119.0 0423 0800 46.2 725.3 784.0 108.1 116.0 0423 0900 46.2 725.2 786.0 108.4 115.0 0423 1000 46.2 725.2 787.0 108.5 115.0 0423 1100 46.4 724.8 790.0 109.0 114.0 0423 1200 46.5 724.6 791.0 109.2 115.0 0423 1300 46.6 724.8 792.0 109.3 115.0 0423 1400 46.8 724.5 794.0 109.6 116.0 0423 1500 46.8 724.6 794.0 109.6 + 0423 1600 + + + + + TOTAL DISSOLVED GAS REPORT FOR GRAND COULEE FOREBAY starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 45.5 719.0 777.0 108.1 + 80.2 0.0 0422 1700 46.0 719.0 778.0 108.2 + 76.3 0.0 0422 1800 45.3 719.0 776.0 107.9 + 83.2 0.0 0422 1900 45.7 720.0 776.0 107.8 + 123.4 0.0 0422 2000 46.0 721.0 777.0 107.8 + 129.3 0.0 0422 2100 46.0 722.0 778.0 107.8 + 132.5 0.0 0422 2200 45.9 722.0 779.0 107.9 + 123.1 0.0 0422 2300 45.9 723.0 779.0 107.7 + 118.5 0.0 0423 0000 45.7 724.0 778.0 107.5 + 109.4 0.0 0423 0100 45.5 724.0 777.0 107.3 + 131.9 0.0 0423 0200 45.7 725.0 777.0 107.2 + 135.2 0.0 0423 0300 45.5 725.0 777.0 107.2 + 128.5 0.0 0423 0400 45.7 726.0 777.0 107.0 + 133.1 0.0 0423 0500 45.5 726.0 776.0 106.9 + 149.5 0.0 0423 0600 45.5 726.0 776.0 106.9 + 163.3 0.0 0423 0700 45.3 727.0 775.0 106.6 + 146.2 0.0 0423 0800 45.3 727.0 775.0 106.6 + 145.2 0.0 0423 0900 45.3 727.0 775.0 106.6 + 114.5 0.0 0423 1000 45.3 727.0 789.0 108.5 + 99.7 0.0 0423 1100 45.1 727.0 778.0 107.0 + 85.3 0.0 0423 1200 45.1 727.0 775.0 106.6 + 84.4 0.0 0423 1300 45.1 726.0 774.0 106.6 + 74.6 0.0 0423 1400 45.1 726.0 774.0 106.6 + 76.8 0.0 0423 1500 45.3 726.0 775.0 106.7 + 66.6 0.0 0423 1600 45.5 725.0 775.0 106.9 + 66.1 0.0 TOTAL DISSOLVED GAS REPORT FOR GRAND COULEE TAILWATER starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG TOT FLOW SPILL DATE TIME DEG F PRES PRES % KCFS KCFS 0422 1600 + 727.0 785.0 108.0 80.2 0.0 0422 1700 + 727.0 785.0 108.0 76.3 0.0 0422 1800 + 727.0 786.0 108.1 83.2 0.0 0422 1900 + 728.0 783.0 107.6 123.4 0.0 0422 2000 + 729.0 780.0 107.0 129.3 0.0 0422 2100 + 730.0 779.0 106.7 132.5 0.0 0422 2200 + 731.0 777.0 106.3 123.1 0.0 0422 2300 + 732.0 777.0 106.1 118.5 0.0 0423 0000 + 732.0 776.0 106.0 109.4 0.0 0423 0100 + 733.0 777.0 106.0 131.9 0.0 0423 0200 + 734.0 779.0 106.1 135.2 0.0 0423 0300 + 734.0 778.0 106.0 128.5 0.0 0423 0400 + 735.0 777.0 105.7 133.1 0.0 0423 0500 + 736.0 777.0 105.6 149.5 0.0 0423 0600 + 736.0 777.0 105.6 163.3 0.0 0423 0700 + 736.0 777.0 105.6 146.2 0.0 0423 0800 + 737.0 777.0 105.4 145.2 0.0 0423 0900 + 736.0 777.0 105.6 114.5 0.0 0423 1000 + 736.0 778.0 105.7 99.7 0.0 0423 1100 + 736.0 778.0 105.7 85.3 0.0 0423 1200 + 736.0 782.0 106.2 84.4 0.0 0423 1300 + 735.0 784.0 106.7 74.6 0.0 0423 1400 + 735.0 786.0 106.9 76.8 0.0 0423 1500 + 734.0 786.0 107.1 66.6 0.0 0423 1600 + 734.0 787.0 107.2 66.1 0.0 TOTAL DISSOLVED GAS REPORT FOR CHIEF JOSEPH starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 46.0 727.6 783.0 107.6 + 120.4 7.6 0422 1700 46.1 727.7 784.0 107.7 + 119.1 0.0 0422 1800 46.1 728.2 784.0 107.7 + 97.2 0.0 0422 1900 46.2 729.0 785.0 107.7 + 122.4 0.0 0422 2000 46.1 730.1 785.0 107.5 + 128.8 0.0 0422 2100 46.2 731.2 785.0 107.4 + 132.7 0.0 0422 2200 46.2 731.8 785.0 107.3 + 136.2 0.0 0422 2300 46.1 732.5 785.0 107.2 + 134.1 0.0 0423 0000 + + + + + 120.7 0.0 0423 0100 45.9 733.7 783.0 106.7 + 126.0 0.0 0423 0200 45.8 733.8 782.0 106.6 + 126.2 0.0 0423 0300 45.8 734.8 782.0 106.4 + 122.7 0.0 0423 0400 45.8 735.5 781.0 106.2 + 125.0 0.0 0423 0500 45.8 736.1 781.0 106.1 + 138.2 0.0 0423 0600 45.8 736.4 781.0 106.1 + 135.9 0.0 0423 0700 45.8 736.9 780.0 105.9 + 134.4 0.0 0423 0800 45.7 737.4 780.0 105.8 + 128.4 0.0 0423 0900 45.7 737.5 780.0 105.8 + 122.2 0.0 0423 1000 45.8 737.1 780.0 105.8 + 101.1 0.0 0423 1100 45.8 736.7 781.0 106.0 + 107.3 0.0 0423 1200 + + + + + 110.2 0.0 0423 1300 + + + + + 112.0 0.0 0423 1400 + + + + + 111.4 0.0 0423 1500 + + + + + 106.9 0.0 0423 1600 + + + + + 106.1 0.0 TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF CHIEF JOSEPH starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 45.5 732.0 799.0 109.2 11.0 120.4 7.6 0422 1700 45.5 732.1 785.0 107.2 12.0 119.1 0.0 0422 1800 45.5 732.5 787.0 107.4 12.0 97.2 0.0 0422 1900 45.4 733.4 786.0 107.2 12.0 122.4 0.0 0422 2000 45.3 734.5 785.0 106.9 12.0 128.8 0.0 0422 2100 45.3 735.6 785.0 106.7 12.0 132.7 0.0 0422 2200 45.3 736.3 786.0 106.8 12.0 136.2 0.0 0422 2300 45.3 737.0 786.0 106.6 12.0 134.1 0.0 0423 0000 45.3 737.6 784.0 106.3 12.0 120.7 0.0 0423 0100 45.4 738.1 785.0 106.4 11.0 126.0 0.0 0423 0200 45.4 738.2 785.0 106.3 12.0 126.2 0.0 0423 0300 45.4 739.2 785.0 106.2 12.0 122.7 0.0 0423 0400 45.4 740.0 784.0 106.0 12.0 125.0 0.0 0423 0500 45.4 740.6 785.0 106.0 12.0 138.2 0.0 0423 0600 45.3 741.0 784.0 105.8 12.0 135.9 0.0 0423 0700 45.3 741.5 784.0 105.7 12.0 134.4 0.0 0423 0800 45.3 742.0 783.0 105.5 12.0 128.4 0.0 0423 0900 45.3 742.1 781.0 105.2 12.0 122.2 0.0 0423 1000 45.4 741.6 783.0 105.6 12.0 101.1 0.0 0423 1100 45.5 741.2 783.0 105.6 12.0 107.3 0.0 0423 1200 45.5 740.7 782.0 105.6 12.0 110.2 0.0 0423 1300 45.5 740.1 782.0 105.7 12.0 112.0 0.0 0423 1400 45.8 739.7 800.0 108.2 13.4 111.4 0.0 0423 1500 45.8 739.1 783.0 105.9 14.4 106.9 0.0 0423 1600 + + + + + 106.1 0.0 TOTAL DISSOLVED GAS REPORT FOR WELLS starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 47.5 735.0 792.0 107.8 + 93.4 6.5 0422 1700 47.5 734.0 793.0 108.0 + 93.7 6.5 0422 1800 47.3 735.0 791.0 107.6 + 103.6 6.5 0422 1900 47.3 736.0 790.0 107.3 + 156.0 12.0 0422 2000 47.1 737.0 788.0 106.9 + 158.2 12.2 0422 2100 47.1 738.0 787.0 106.6 + 155.2 12.2 0422 2200 46.9 739.0 785.0 106.2 + 153.1 12.2 0422 2300 46.9 740.0 784.0 105.9 + 157.9 12.2 0423 0000 46.9 741.0 784.0 105.8 + 154.2 12.2 0423 0100 46.9 741.0 783.0 105.7 + 134.0 12.0 0423 0200 46.9 742.0 782.0 105.4 + 131.5 12.0 0423 0300 46.9 742.0 783.0 105.5 + 133.1 12.0 0423 0400 46.8 743.0 783.0 105.4 + 127.8 12.0 0423 0500 46.8 744.0 783.0 105.2 + 132.4 12.0 0423 0600 46.9 744.0 783.0 105.2 + 140.8 12.0 0423 0700 46.8 744.0 783.0 105.2 + 138.6 12.0 0423 0800 46.8 745.0 782.0 105.0 + 131.5 12.0 0423 0900 46.8 745.0 782.0 105.0 + 135.5 12.0 0423 1000 46.8 745.0 783.0 105.1 + 135.2 12.0 0423 1100 46.9 743.0 784.0 105.5 + 123.6 12.0 0423 1200 46.9 742.0 784.0 105.7 + 130.7 12.0 0423 1300 47.1 742.0 784.0 105.7 + 117.6 12.0 0423 1400 47.1 741.0 784.0 105.8 + 127.8 12.0 0423 1500 47.1 741.0 784.0 105.8 + 127.2 12.0 0423 1600 47.1 740.0 784.0 105.9 + 129.2 12.0 TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF WELLS starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 47.1 735.0 809.0 110.1 + 93.4 6.5 0422 1700 47.3 734.0 809.0 110.2 + 93.7 6.5 0422 1800 47.3 735.0 809.0 110.1 + 103.6 6.5 0422 1900 47.1 736.0 809.0 109.9 + 156.0 12.0 0422 2000 47.1 737.0 808.0 109.6 + 158.2 12.2 0422 2100 46.9 738.0 807.0 109.3 + 155.2 12.2 0422 2200 46.9 739.0 806.0 109.1 + 153.1 12.2 0422 2300 46.8 740.0 806.0 108.9 + 157.9 12.2 0423 0000 46.8 741.0 805.0 108.6 + 154.2 12.2 0423 0100 46.8 741.0 804.0 108.5 + 134.0 12.0 0423 0200 46.8 742.0 803.0 108.2 + 131.5 12.0 0423 0300 46.8 742.0 803.0 108.2 + 133.1 12.0 0423 0400 46.8 743.0 802.0 107.9 + 127.8 12.0 0423 0500 46.8 744.0 801.0 107.7 + 132.4 12.0 0423 0600 46.6 744.0 801.0 107.7 + 140.8 12.0 0423 0700 46.6 744.0 801.0 107.7 + 138.6 12.0 0423 0800 46.6 745.0 802.0 107.7 + 131.5 12.0 0423 0900 46.6 745.0 802.0 107.7 + 135.5 12.0 0423 1000 46.6 745.0 802.0 107.7 + 135.2 12.0 0423 1100 46.8 743.0 803.0 108.1 + 123.6 12.0 0423 1200 46.8 742.0 804.0 108.4 + 130.7 12.0 0423 1300 46.8 742.0 805.0 108.5 + 117.6 12.0 0423 1400 46.9 741.0 805.0 108.6 + 127.8 12.0 0423 1500 46.9 741.0 806.0 108.8 + 127.2 12.0 0423 1600 47.1 740.0 806.0 108.9 + 129.2 12.0 TOTAL DISSOLVED GAS REPORT FOR ROCKY REACH starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 46.9 735.0 794.0 108.0 + 83.2 0.0 0422 1700 47.1 735.0 795.0 108.2 + 72.3 0.0 0422 1800 47.1 736.0 794.0 107.9 + 104.8 0.0 0422 1900 47.1 736.0 793.0 107.7 + 108.3 0.0 0422 2000 47.1 737.0 793.0 107.6 + 101.3 0.0 0422 2100 47.3 738.0 794.0 107.6 + 93.3 0.0 0422 2200 47.3 738.0 794.0 107.6 + 111.0 0.0 0422 2300 47.3 739.0 794.0 107.4 + 132.9 0.0 0423 0000 47.3 740.0 794.0 107.3 + 153.5 0.0 0423 0100 47.3 740.0 795.0 107.4 + 158.1 0.0 0423 0200 47.3 740.0 795.0 107.4 + 157.2 0.0 0423 0300 47.3 741.0 794.0 107.2 + 134.8 0.0 0423 0400 47.3 741.0 793.0 107.0 + 133.4 0.0 0423 0500 47.3 741.0 794.0 107.2 + 132.8 0.0 0423 0600 47.3 742.0 794.0 107.0 + 130.8 0.0 0423 0700 47.3 742.0 793.0 106.9 + 138.5 0.0 0423 0800 47.3 743.0 793.0 106.7 + 134.2 0.0 0423 0900 47.3 743.0 792.0 106.6 + 141.5 0.0 0423 1000 47.3 743.0 791.0 106.5 + 136.6 0.0 0423 1100 47.3 743.0 791.0 106.5 + 132.0 0.0 0423 1200 47.3 742.0 791.0 106.6 + 121.7 0.0 0423 1300 47.3 741.0 791.0 106.7 + 89.2 0.0 0423 1400 47.3 741.0 790.0 106.6 + 118.6 0.0 0423 1500 47.3 740.0 791.0 106.9 + 129.7 0.0 0423 1600 + + + + + 123.0 0.0 TOTAL DISSOLVED GAS REPORT FOR ROCKY REACH TAILWATER starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 46.9 735.0 786.0 106.9 + 83.2 0.0 0422 1700 46.9 735.0 786.0 106.9 + 72.3 0.0 0422 1800 46.9 736.0 787.0 106.9 + 104.8 0.0 0422 1900 47.1 736.0 788.0 107.1 + 108.3 0.0 0422 2000 47.1 737.0 788.0 106.9 + 101.3 0.0 0422 2100 47.1 738.0 788.0 106.8 + 93.3 0.0 0422 2200 47.1 738.0 788.0 106.8 + 111.0 0.0 0422 2300 47.1 739.0 788.0 106.6 + 132.9 0.0 0423 0000 47.1 740.0 789.0 106.6 + 153.5 0.0 0423 0100 47.3 740.0 790.0 106.8 + 158.1 0.0 0423 0200 47.3 740.0 790.0 106.8 + 157.2 0.0 0423 0300 47.3 741.0 790.0 106.6 + 134.8 0.0 0423 0400 47.3 741.0 789.0 106.5 + 133.4 0.0 0423 0500 47.1 741.0 788.0 106.3 + 132.8 0.0 0423 0600 47.1 742.0 788.0 106.2 + 130.8 0.0 0423 0700 47.1 742.0 788.0 106.2 + 138.5 0.0 0423 0800 47.1 743.0 787.0 105.9 + 134.2 0.0 0423 0900 47.1 743.0 787.0 105.9 + 141.5 0.0 0423 1000 47.1 743.0 786.0 105.8 + 136.6 0.0 0423 1100 47.1 743.0 786.0 105.8 + 132.0 0.0 0423 1200 47.1 742.0 785.0 105.8 + 121.7 0.0 0423 1300 47.1 741.0 784.0 105.8 + 89.2 0.0 0423 1400 47.1 741.0 784.0 105.8 + 118.6 0.0 0423 1500 47.3 740.0 785.0 106.1 + 129.7 0.0 0423 1600 + + + + + 123.0 0.0 TOTAL DISSOLVED GAS REPORT FOR ROCK ISLAND starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 47.5 740.0 791.0 106.9 + 95.6 13.8 0422 1700 47.5 741.0 791.0 106.7 + 90.5 13.8 0422 1800 47.5 741.0 791.0 106.7 + 92.8 13.5 0422 1900 47.5 742.0 790.0 106.5 + 107.8 13.8 0422 2000 47.5 742.0 790.0 106.5 + 111.8 14.0 0422 2100 47.5 743.0 790.0 106.3 + 117.0 16.0 0422 2200 47.5 744.0 790.0 106.2 + 91.0 16.2 0422 2300 47.5 745.0 791.0 106.2 + 94.3 65.5 0423 0000 47.5 745.0 791.0 106.2 + 141.8 31.6 0423 0100 47.5 745.0 791.0 106.2 + 152.4 60.6 0423 0200 47.5 745.0 790.0 106.0 + 159.4 119.0 0423 0300 47.5 746.0 790.0 105.9 + 163.1 40.4 0423 0400 47.3 746.0 789.0 105.8 + 140.5 45.3 0423 0500 47.3 747.0 789.0 105.6 + 143.0 66.1 0423 0600 47.3 747.0 788.0 105.5 + 138.2 95.5 0423 0700 47.3 748.0 788.0 105.3 + 152.6 22.2 0423 0800 47.3 749.0 789.0 105.3 + 146.3 9.4 0423 0900 47.3 749.0 791.0 105.6 + 145.3 9.4 0423 1000 47.3 749.0 792.0 105.7 + 150.0 9.4 0423 1100 47.5 748.0 793.0 106.0 + 149.3 9.4 0423 1200 47.5 748.0 794.0 106.1 + 144.3 9.8 0423 1300 47.7 747.0 795.0 106.4 + 118.1 17.1 0423 1400 47.7 746.0 795.0 106.6 + 94.7 35.3 0423 1500 47.8 745.0 796.0 106.8 + 122.6 62.1 0423 1600 + + + + + 140.0 75.9 TOTAL DISSOLVED GAS REPORT FOR ROCK ISLAND TAILWATER starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 47.3 740.0 801.0 108.2 + 95.6 13.8 0422 1700 47.3 741.0 801.0 108.1 + 90.5 13.8 0422 1800 47.3 741.0 802.0 108.2 + 92.8 13.5 0422 1900 47.3 742.0 802.0 108.1 + 107.8 13.8 0422 2000 47.3 742.0 801.0 108.0 + 111.8 14.0 0422 2100 47.3 743.0 801.0 107.8 + 117.0 16.0 0422 2200 47.3 744.0 802.0 107.8 + 91.0 16.2 0422 2300 47.5 745.0 805.0 108.1 + 94.3 65.5 0423 0000 47.5 745.0 843.0 113.2 + 141.8 31.6 0423 0100 47.5 745.0 832.0 111.7 + 152.4 60.6 0423 0200 47.5 745.0 849.0 114.0 + 159.4 119.0 0423 0300 47.5 746.0 876.0 117.4 + 163.1 40.4 0423 0400 47.5 746.0 836.0 112.1 + 140.5 45.3 0423 0500 47.3 747.0 837.0 112.0 + 143.0 66.1 0423 0600 47.3 747.0 856.0 114.6 + 138.2 95.5 0423 0700 47.3 748.0 868.0 116.0 + 152.6 22.2 0423 0800 47.3 749.0 816.0 108.9 + 146.3 9.4 0423 0900 47.3 749.0 798.0 106.5 + 145.3 9.4 0423 1000 47.3 749.0 796.0 106.3 + 150.0 9.4 0423 1100 47.3 748.0 797.0 106.6 + 149.3 9.4 0423 1200 47.3 748.0 798.0 106.7 + 144.3 9.8 0423 1300 47.5 747.0 799.0 107.0 + 118.1 17.1 0423 1400 47.5 746.0 807.0 108.2 + 94.7 35.3 0423 1500 47.7 745.0 828.0 111.1 + 122.6 62.1 0423 1600 + + + + + 140.0 75.9 TOTAL DISSOLVED GAS REPORT FOR WANAPUM starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 47.2 740.0 786.0 106.2 + 110.1 51.8 0422 1700 47.3 740.0 786.0 106.2 + 123.3 49.8 0422 1800 47.3 741.0 784.0 105.8 + 126.4 49.6 0422 1900 47.3 741.0 784.0 105.8 + 163.6 23.5 0422 2000 47.4 742.0 781.0 105.3 + 168.4 18.5 0422 2100 47.4 743.0 778.0 104.7 + 152.7 18.4 0422 2200 47.5 743.0 777.0 104.6 + 132.3 18.3 0422 2300 47.4 744.0 780.0 104.8 + 123.8 18.3 0423 0000 47.3 744.0 782.0 105.1 + 117.8 18.1 0423 0100 + + + + + 121.2 43.2 0423 0200 + + + + + 155.5 70.1 0423 0300 + + + + + 164.7 70.1 0423 0400 + + + + + 156.8 59.3 0423 0500 + + + + + 141.9 37.4 0423 0600 + + + + + 131.0 30.2 0423 0700 + + + + + 130.6 30.3 0423 0800 + + + + + 121.9 43.6 0423 0900 + + + + + 114.4 59.8 0423 1000 + + + + + 124.7 59.7 0423 1100 + + + + + 113.5 86.9 0423 1200 + + + + + 134.7 83.2 0423 1300 + + + + + 117.2 56.1 0423 1400 + + + + + 113.7 50.2 0423 1500 + + + + + 102.9 50.0 0423 1600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF WANAPUM starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 47.8 740.0 833.0 112.6 + 110.1 51.8 0422 1700 47.8 741.0 836.0 112.8 + 123.3 49.8 0422 1800 47.8 741.0 833.0 112.4 + 126.4 49.6 0422 1900 47.8 741.0 808.0 109.0 + 163.6 23.5 0422 2000 47.7 741.0 799.0 107.8 + 168.4 18.5 0422 2100 47.8 742.0 799.0 107.7 + 152.7 18.4 0422 2200 47.8 743.0 801.0 107.8 + 132.3 18.3 0422 2300 47.8 743.0 803.0 108.1 + 123.8 18.3 0423 0000 47.8 744.0 803.0 107.9 + 117.8 18.1 0423 0100 + + + + + 121.2 43.2 0423 0200 + + + + + 155.5 70.1 0423 0300 + + + + + 164.7 70.1 0423 0400 + + + + + 156.8 59.3 0423 0500 + + + + + 141.9 37.4 0423 0600 + + + + + 131.0 30.2 0423 0700 + + + + + 130.6 30.3 0423 0800 + + + + + 121.9 43.6 0423 0900 + + + + + 114.4 59.8 0423 1000 + + + + + 124.7 59.7 0423 1100 + + + + + 113.5 86.9 0423 1200 + + + + + 134.7 83.2 0423 1300 + + + + + 117.2 56.1 0423 1400 + + + + + 113.7 50.2 0423 1500 + + + + + 102.9 50.0 0423 1600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR PRIEST RAPIDS starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 48.2 743.0 792.0 106.6 + 121.5 18.1 0422 1700 48.2 744.0 792.0 106.5 + 121.3 18.0 0422 1800 48.2 744.0 792.0 106.5 + 122.4 27.8 0422 1900 48.3 744.0 792.0 106.5 + 127.3 26.7 0422 2000 48.3 745.0 791.0 106.2 + 126.7 18.5 0422 2100 48.3 746.0 789.0 105.8 + 154.8 19.0 0422 2200 48.3 747.0 788.0 105.5 + 148.6 19.1 0422 2300 48.3 747.0 787.0 105.4 + 133.7 19.0 0423 0000 48.2 747.0 786.0 105.2 + 123.6 19.6 0423 0100 + + + + + 141.8 36.7 0423 0200 + + + + + 141.3 50.2 0423 0300 + + + + + 140.7 58.0 0423 0400 + + + + + 141.0 58.7 0423 0500 + + + + + 140.7 47.0 0423 0600 + + + + + 141.1 19.2 0423 0700 + + + + + 137.7 18.9 0423 0800 + + + + + 131.7 7.5 0423 0900 + + + + + 130.3 0.0 0423 1000 + + + + + 126.4 0.0 0423 1100 + + + + + 113.1 0.0 0423 1200 + + + + + 117.1 12.8 0423 1300 + + + + + 114.4 18.6 0423 1400 + + + + + 114.1 18.8 0423 1500 + + + + + 114.3 18.8 0423 1600 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR BELOW PRIEST RAPIDS starting at 1600 22 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0422 1600 48.1 745.0 806.0 108.2 + 121.5 18.1 0422 1700 48.1 745.0 804.0 107.9 + 121.3 18.0 0422 1800 48.1 746.0 805.0 107.9 + 122.4 27.8 0422 1900 48.1 746.0 805.0 107.9 + 127.3 26.7 0422 2000 48.1 747.0 812.0 108.7 + 126.7 18.5 0422 2100 48.1 747.0 805.0 107.8 + 154.8 19.0 0422 2200 48.1 748.0 801.0 107.1 + 148.6 19.1 0422 2300 48.1 748.0 799.0 106.8 + 133.7 19.0 0423 0000 48.0 749.0 799.0 106.7 + 123.6 19.6 0423 0100 + + + + + 141.8 36.7 0423 0200 + + + + + 141.3 50.2 0423 0300 + + + + + 140.7 58.0 0423 0400 + + + + + 141.0 58.7 0423 0500 + + + + + 140.7 47.0 0423 0600 + + + + + 141.1 19.2 0423 0700 + + + + + 137.7 18.9 0423 0800 + + + + + 131.7 7.5 0423 0900 + + + + + 130.3 0.0 0423 1000 + + + + + 126.4 0.0 0423 1100 + + + + + 113.1 0.0 0423 1200 + + + + + 117.1 12.8 0423 1300 + + + + + 114.4 18.6 0423 1400 + + + + + 114.1 18.8 0423 1500 + + + + + 114.3 18.8 0423 1600 + + + + + + +