TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF HUNGRY HORSE starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG TOT FLOW SPILL DATE TIME DEG F PRES PRES % KCFS KCFS 0416 1200 + 679.0 + + 7.3 0.0 0416 1300 + 680.0 + + 7.9 0.0 0416 1400 + 680.0 + + 7.9 0.0 0416 1500 + 680.0 + + 8.2 0.0 0416 1600 + 680.0 + + 8.4 0.0 0416 1700 + 681.0 + + 8.2 0.0 0416 1800 + 681.0 + + 8.2 0.0 0416 1900 + 681.0 + + 8.2 0.0 0416 2000 + 682.0 + + 8.3 0.0 0416 2100 + 682.0 + + 8.3 0.0 0416 2200 + 682.0 + + 8.4 0.0 0416 2300 + 682.0 + + 8.3 0.0 0417 0000 + 682.0 + + 8.1 0.0 0417 0100 + 682.0 + + 8.3 0.0 0417 0200 + 682.0 + + 8.3 0.0 0417 0300 + 682.0 + + 8.3 0.0 0417 0400 + 683.0 + + 8.5 0.0 0417 0500 + 683.0 + + 8.2 0.0 0417 0600 + 683.0 + + 8.2 0.0 0417 0700 + 683.0 + + 8.1 0.0 0417 0800 + 684.0 + + 8.3 0.0 0417 0900 + 684.0 + + 8.2 0.0 0417 1000 + 684.0 + + 8.2 0.0 0417 1100 + 684.0 + + 8.2 0.0 0417 1200 + 684.0 + + 8.4 0.0 TOTAL DISSOLVED GAS REPORT FOR KOOTENAI R. BL LIBBY DAM starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 39.3 703.3 708.0 100.7 10.8 19.5 0.0 0416 1300 39.3 703.6 708.0 100.6 10.9 19.5 0.0 0416 1400 39.4 703.8 709.0 100.7 10.9 19.5 0.0 0416 1500 39.3 704.3 709.0 100.7 10.9 19.5 0.0 0416 1600 39.4 704.6 708.0 100.5 10.9 19.5 0.0 0416 1700 39.4 704.8 709.0 100.6 10.9 19.5 0.0 0416 1800 39.4 705.1 708.0 100.4 11.0 19.5 0.0 0416 1900 39.4 705.2 708.0 100.4 11.0 19.5 0.0 0416 2000 39.5 705.8 707.0 100.2 11.0 19.5 0.0 0416 2100 39.6 706.4 707.0 100.1 11.0 19.5 0.0 0416 2200 39.6 706.6 707.0 100.1 11.0 19.5 0.0 0416 2300 39.6 706.8 707.0 100.0 11.0 19.5 0.0 0417 0000 39.5 706.9 707.0 100.0 11.0 19.5 0.0 0417 0100 39.5 707.1 707.0 100.0 11.0 19.5 0.0 0417 0200 39.5 707.1 707.0 100.0 11.0 19.5 0.0 0417 0300 39.5 707.3 707.0 100.0 11.1 19.5 0.0 0417 0400 39.6 707.5 707.0 99.9 11.0 19.5 0.0 0417 0500 39.5 707.6 707.0 99.9 11.0 19.5 0.0 0417 0600 39.5 707.9 707.0 99.9 11.1 19.5 0.0 0417 0700 39.5 708.3 707.0 99.8 11.1 19.5 0.0 0417 0800 39.5 708.3 708.0 100.0 11.0 19.5 0.0 0417 0900 39.6 708.4 709.0 100.1 11.1 19.5 0.0 0417 1000 39.7 708.2 710.0 100.2 11.1 19.5 0.0 0417 1100 39.6 708.4 710.0 100.2 11.1 19.5 0.0 0417 1200 39.7 708.3 710.0 100.2 11.1 + + TOTAL DISSOLVED GAS REPORT FOR BOUNDARY starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG TOT FLOW DATE TIME DEG F PRES PRES % KCFS 0416 1200 45.4 725.5 768.0 105.9 103.0 0416 1300 45.5 725.7 769.0 106.0 103.0 0416 1400 45.6 725.8 770.0 106.1 104.0 0416 1500 45.6 726.1 771.0 106.2 104.0 0416 1600 45.6 726.3 772.0 106.3 102.0 0416 1700 45.8 726.3 773.0 106.4 103.0 0416 1800 45.7 726.4 773.0 106.4 103.0 0416 1900 45.7 726.4 772.0 106.3 102.0 0416 2000 45.7 726.6 772.0 106.2 102.0 0416 2100 45.6 727.2 771.0 106.0 102.0 0416 2200 45.6 727.8 770.0 105.8 101.0 0416 2300 45.5 728.1 768.0 105.5 102.0 0417 0000 45.5 728.4 767.0 105.3 102.0 0417 0100 45.4 728.9 766.0 105.1 101.0 0417 0200 45.4 729.1 765.0 104.9 100.0 0417 0300 45.2 729.4 764.0 104.7 98.1 0417 0400 45.1 729.7 762.0 104.4 96.4 0417 0500 45.0 730.2 762.0 104.4 97.7 0417 0600 45.1 730.5 762.0 104.3 101.0 0417 0700 45.1 730.9 762.0 104.3 101.0 0417 0800 45.1 731.1 762.0 104.2 101.0 0417 0900 45.2 731.1 763.0 104.4 101.0 0417 1000 45.3 + 764.0 + 101.0 0417 1100 45.4 + 766.0 + 101.0 0417 1200 + + + + + TOTAL DISSOLVED GAS REPORT FOR GRAND COULEE FOREBAY starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 44.4 728.0 768.0 105.5 + 75.8 0.0 0416 1300 44.4 728.0 768.0 105.5 + 64.6 0.0 0416 1400 44.4 728.0 768.0 105.5 + 57.9 0.0 0416 1500 44.4 728.0 767.0 105.4 + 54.7 0.0 0416 1600 44.4 728.0 767.0 105.4 + 48.5 0.0 0416 1700 44.4 728.0 767.0 105.4 + 55.3 0.0 0416 1800 44.4 728.0 767.0 105.4 + 72.6 0.0 0416 1900 44.4 728.0 766.0 105.2 + 86.3 0.0 0416 2000 44.6 728.0 767.0 105.4 + 120.3 0.0 0416 2100 44.4 729.0 767.0 105.2 + 123.1 0.0 0416 2200 44.4 729.0 768.0 105.3 + 110.3 0.0 0416 2300 44.4 730.0 767.0 105.1 + 132.1 0.0 0417 0000 44.4 730.0 767.0 105.1 + 116.1 0.0 0417 0100 44.6 730.0 767.0 105.1 + 124.1 0.0 0417 0200 44.4 730.0 767.0 105.1 + 120.4 0.0 0417 0300 44.4 730.0 766.0 104.9 + 122.2 0.0 0417 0400 44.2 731.0 766.0 104.8 + 127.8 0.0 0417 0500 44.6 731.0 767.0 104.9 + 137.6 0.0 0417 0600 44.4 732.0 767.0 104.8 + 139.3 0.0 0417 0700 44.4 732.0 766.0 104.6 + 143.4 0.0 0417 0800 44.2 732.0 765.0 104.5 + 139.7 0.0 0417 0900 44.4 732.0 766.0 104.6 + 129.8 0.0 0417 1000 44.8 732.0 767.0 104.8 + 106.9 0.0 0417 1100 + + + + + 89.9 0.0 0417 1200 + + + + + 86.1 0.0 TOTAL DISSOLVED GAS REPORT FOR GRAND COULEE TAILWATER starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG TOT FLOW SPILL DATE TIME DEG F PRES PRES % KCFS KCFS 0416 1200 + 737.0 774.0 105.0 75.8 0.0 0416 1300 + 737.0 775.0 105.2 64.6 0.0 0416 1400 + 737.0 776.0 105.3 57.9 0.0 0416 1500 + 737.0 777.0 105.4 54.7 0.0 0416 1600 + 737.0 776.0 105.3 48.5 0.0 0416 1700 + 737.0 776.0 105.3 55.3 0.0 0416 1800 + 737.0 775.0 105.2 72.6 0.0 0416 1900 + 737.0 773.0 104.9 86.3 0.0 0416 2000 + 737.0 772.0 104.7 120.3 0.0 0416 2100 + 738.0 772.0 104.6 123.1 0.0 0416 2200 + 738.0 771.0 104.5 110.3 0.0 0416 2300 + 738.0 770.0 104.3 132.1 0.0 0417 0000 + 739.0 770.0 104.2 116.1 0.0 0417 0100 + 739.0 769.0 104.1 124.1 0.0 0417 0200 + 739.0 769.0 104.1 120.4 0.0 0417 0300 + 739.0 769.0 104.1 122.2 0.0 0417 0400 + 740.0 768.0 103.8 127.8 0.0 0417 0500 + 740.0 768.0 103.8 137.6 0.0 0417 0600 + 741.0 768.0 103.6 139.3 0.0 0417 0700 + 741.0 769.0 103.8 143.4 0.0 0417 0800 + 741.0 768.0 103.6 139.7 0.0 0417 0900 + 741.0 769.0 103.8 129.8 0.0 0417 1000 + 741.0 769.0 103.8 106.9 0.0 0417 1100 + + + + 89.9 0.0 0417 1200 + + + + 86.1 0.0 TOTAL DISSOLVED GAS REPORT FOR CHIEF JOSEPH starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 44.7 736.9 773.0 104.9 + 97.5 0.0 0416 1300 44.7 736.9 774.0 105.0 + 105.9 0.0 0416 1400 44.8 736.8 774.0 105.0 + 105.1 0.0 0416 1500 44.8 736.9 773.0 104.9 + 104.2 0.0 0416 1600 44.8 736.7 773.0 104.9 + 91.3 0.0 0416 1700 44.8 736.8 773.0 104.9 + 87.4 0.0 0416 1800 44.8 737.0 774.0 105.0 + 71.7 0.0 0416 1900 44.8 737.2 774.0 105.0 + 109.5 0.0 0416 2000 44.8 737.7 773.0 104.8 + 112.0 0.0 0416 2100 44.7 738.4 773.0 104.7 + 111.9 0.0 0416 2200 44.7 739.0 773.0 104.6 + 109.6 0.0 0416 2300 44.6 739.1 772.0 104.5 + 110.3 0.0 0417 0000 + + + + + 110.3 0.0 0417 0100 + + + + + 107.1 0.0 0417 0200 + + + + + 108.5 0.0 0417 0300 + + + + + 108.3 0.0 0417 0400 + + + + + 106.9 0.0 0417 0500 + + + + + 105.0 0.0 0417 0600 + + + + + 107.3 0.0 0417 0700 + + + + + 111.4 7.1 0417 0800 + + + + + 119.5 14.3 0417 0900 + + + + + 118.9 14.3 0417 1000 + + + + + 121.3 14.3 0417 1100 + + + + + 121.0 14.3 0417 1200 + + + + + 117.5 9.6 TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF CHIEF JOSEPH starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 44.3 741.5 773.0 104.2 9.0 97.5 0.0 0416 1300 44.3 741.6 774.0 104.4 9.0 105.9 0.0 0416 1400 44.3 741.4 774.0 104.4 10.0 105.1 0.0 0416 1500 44.2 741.4 774.0 104.4 11.0 104.2 0.0 0416 1600 44.2 741.3 774.0 104.4 11.0 91.3 0.0 0416 1700 44.0 741.4 774.0 104.4 11.0 87.4 0.0 0416 1800 44.0 741.6 774.0 104.4 12.0 71.7 0.0 0416 1900 43.9 741.7 776.0 104.6 12.0 109.5 0.0 0416 2000 43.8 742.2 773.0 104.1 11.0 112.0 0.0 0416 2100 43.8 743.0 773.0 104.0 11.0 111.9 0.0 0416 2200 43.8 743.6 773.0 104.0 11.0 109.6 0.0 0416 2300 43.8 743.7 772.0 103.8 11.0 110.3 0.0 0417 0000 43.8 744.1 773.0 103.9 10.0 110.3 0.0 0417 0100 43.8 744.2 772.0 103.7 10.0 107.1 0.0 0417 0200 43.8 744.1 773.0 103.9 10.0 108.5 0.0 0417 0300 43.8 744.3 773.0 103.9 10.0 108.3 0.0 0417 0400 43.8 744.6 773.0 103.8 9.0 106.9 0.0 0417 0500 43.9 745.1 772.0 103.6 9.0 105.0 0.0 0417 0600 43.9 745.5 772.0 103.5 9.0 107.3 0.0 0417 0700 43.9 745.9 772.0 103.5 9.0 111.4 7.1 0417 0800 43.9 746.2 788.0 105.6 9.0 119.5 14.3 0417 0900 44.1 746.3 790.0 105.9 9.0 118.9 14.3 0417 1000 + + + + + 121.3 14.3 0417 1100 + + + + + 121.0 14.3 0417 1200 + + + + + 117.5 9.6 TOTAL DISSOLVED GAS REPORT FOR WELLS starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 45.7 743.0 772.0 103.9 + 87.5 8.4 0416 1300 45.9 743.0 772.0 103.9 + 64.0 5.9 0416 1400 45.9 743.0 772.0 103.9 + 50.6 5.9 0416 1500 45.9 742.0 772.0 104.0 + 39.7 5.9 0416 1600 46.0 742.0 772.0 104.0 + 35.8 5.9 0416 1700 46.0 743.0 772.0 103.9 + 38.8 5.9 0416 1800 46.2 744.0 774.0 104.0 + 62.6 6.3 0416 1900 46.0 744.0 775.0 104.2 + 154.2 12.0 0416 2000 45.7 745.0 771.0 103.5 + 164.1 12.0 0416 2100 45.5 746.0 769.0 103.1 + 182.1 12.0 0416 2200 45.3 747.0 768.0 102.8 + 170.0 12.0 0416 2300 45.3 747.0 768.0 102.8 + 162.0 12.0 0417 0000 45.3 748.0 768.0 102.7 + 133.3 12.0 0417 0100 45.3 748.0 768.0 102.7 + 139.8 11.0 0417 0200 45.3 748.0 768.0 102.7 + 144.2 10.9 0417 0300 45.1 748.0 768.0 102.7 + 146.6 10.9 0417 0400 45.1 749.0 768.0 102.5 + 151.5 10.9 0417 0500 45.3 749.0 769.0 102.7 + 173.5 10.9 0417 0600 45.3 749.0 770.0 102.8 + 167.5 10.9 0417 0700 45.3 750.0 771.0 102.8 + 162.0 10.9 0417 0800 45.3 750.0 772.0 102.9 + 149.5 10.9 0417 0900 45.3 750.0 772.0 102.9 + 102.8 10.9 0417 1000 45.3 749.0 772.0 103.1 + 87.2 7.7 0417 1100 45.3 748.0 772.0 103.2 + 84.4 7.6 0417 1200 45.5 747.0 772.0 103.3 + 90.1 7.6 TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF WELLS starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 45.5 743.0 788.0 106.1 + 87.5 8.4 0416 1300 45.7 743.0 788.0 106.1 + 64.0 5.9 0416 1400 45.7 743.0 789.0 106.2 + 50.6 5.9 0416 1500 45.9 742.0 790.0 106.5 + 39.7 5.9 0416 1600 45.9 742.0 790.0 106.5 + 35.8 5.9 0416 1700 46.0 743.0 792.0 106.6 + 38.8 5.9 0416 1800 46.0 744.0 793.0 106.6 + 62.6 6.3 0416 1900 45.9 744.0 794.0 106.7 + 154.2 12.0 0416 2000 45.7 745.0 793.0 106.4 + 164.1 12.0 0416 2100 45.5 746.0 790.0 105.9 + 182.1 12.0 0416 2200 45.3 747.0 788.0 105.5 + 170.0 12.0 0416 2300 45.1 747.0 787.0 105.4 + 162.0 12.0 0417 0000 45.1 748.0 786.0 105.1 + 133.3 12.0 0417 0100 45.0 748.0 786.0 105.1 + 139.8 11.0 0417 0200 45.0 748.0 786.0 105.1 + 144.2 10.9 0417 0300 45.0 748.0 785.0 104.9 + 146.6 10.9 0417 0400 45.0 749.0 785.0 104.8 + 151.5 10.9 0417 0500 45.0 749.0 785.0 104.8 + 173.5 10.9 0417 0600 45.0 749.0 785.0 104.8 + 167.5 10.9 0417 0700 45.0 750.0 784.0 104.5 + 162.0 10.9 0417 0800 45.0 750.0 785.0 104.7 + 149.5 10.9 0417 0900 45.0 750.0 786.0 104.8 + 102.8 10.9 0417 1000 45.1 749.0 786.0 104.9 + 87.2 7.7 0417 1100 45.1 748.0 788.0 105.3 + 84.4 7.6 0417 1200 45.3 747.0 790.0 105.8 + 90.1 7.6 TOTAL DISSOLVED GAS REPORT FOR ROCKY REACH starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 46.2 743.0 782.0 105.2 + 112.8 0.0 0416 1300 46.2 743.0 782.0 105.2 + 101.4 0.0 0416 1400 46.2 743.0 781.0 105.1 + 96.2 0.0 0416 1500 46.2 743.0 780.0 105.0 + 66.6 0.0 0416 1600 46.2 743.0 780.0 105.0 + 44.7 0.0 0416 1700 46.4 744.0 781.0 105.0 + 29.2 0.0 0416 1800 46.4 744.0 779.0 104.7 + 61.0 0.0 0416 1900 46.2 744.0 779.0 104.7 + 84.7 0.0 0416 2000 46.4 745.0 779.0 104.6 + 96.5 0.0 0416 2100 46.4 745.0 780.0 104.7 + 105.9 0.0 0416 2200 46.2 745.0 780.0 104.7 + 143.8 0.0 0416 2300 46.2 746.0 781.0 104.7 + 131.8 0.0 0417 0000 46.2 746.0 781.0 104.7 + 132.5 0.0 0417 0100 46.4 746.0 781.0 104.7 + 136.5 0.0 0417 0200 46.4 746.0 781.0 104.7 + 135.7 0.0 0417 0300 46.4 746.0 781.0 104.7 + 122.1 0.0 0417 0400 46.2 746.0 781.0 104.7 + 124.9 0.0 0417 0500 46.2 746.0 781.0 104.7 + 143.7 0.0 0417 0600 46.2 747.0 780.0 104.4 + 168.4 8.8 0417 0700 46.2 747.0 780.0 104.4 + 168.1 0.8 0417 0800 46.0 747.0 780.0 104.4 + 160.7 0.0 0417 0900 46.0 747.0 780.0 104.4 + 147.5 0.0 0417 1000 46.0 747.0 780.0 104.4 + 120.7 0.0 0417 1100 46.0 747.0 779.0 104.3 + 136.8 0.0 0417 1200 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR ROCKY REACH TAILWATER starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 46.0 743.0 775.0 104.3 + 112.8 0.0 0416 1300 46.0 743.0 774.0 104.2 + 101.4 0.0 0416 1400 46.0 743.0 773.0 104.0 + 96.2 0.0 0416 1500 46.0 743.0 772.0 103.9 + 66.6 0.0 0416 1600 46.0 743.0 770.0 103.6 + 44.7 0.0 0416 1700 46.2 744.0 768.0 103.2 + 29.2 0.0 0416 1800 46.2 744.0 772.0 103.8 + 61.0 0.0 0416 1900 46.2 744.0 775.0 104.2 + 84.7 0.0 0416 2000 46.2 745.0 776.0 104.2 + 96.5 0.0 0416 2100 46.2 745.0 776.0 104.2 + 105.9 0.0 0416 2200 46.0 745.0 776.0 104.2 + 143.8 0.0 0416 2300 46.0 746.0 775.0 103.9 + 131.8 0.0 0417 0000 46.2 746.0 775.0 103.9 + 132.5 0.0 0417 0100 46.2 746.0 775.0 103.9 + 136.5 0.0 0417 0200 46.2 746.0 775.0 103.9 + 135.7 0.0 0417 0300 46.2 746.0 775.0 103.9 + 122.1 0.0 0417 0400 46.2 746.0 774.0 103.8 + 124.9 0.0 0417 0500 46.0 746.0 774.0 103.8 + 143.7 0.0 0417 0600 46.0 747.0 776.0 103.9 + 168.4 8.8 0417 0700 46.0 747.0 786.0 105.2 + 168.1 0.8 0417 0800 46.0 747.0 784.0 105.0 + 160.7 0.0 0417 0900 46.0 747.0 780.0 104.4 + 147.5 0.0 0417 1000 46.0 747.0 777.0 104.0 + 120.7 0.0 0417 1100 46.0 747.0 776.0 103.9 + 136.8 0.0 0417 1200 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR ROCK ISLAND starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 46.4 749.0 782.0 104.4 + 139.6 9.8 0416 1300 46.4 749.0 784.0 104.7 + 138.6 12.3 0416 1400 46.6 749.0 784.0 104.7 + 121.4 12.1 0416 1500 46.6 749.0 785.0 104.8 + 113.6 11.9 0416 1600 46.8 749.0 785.0 104.8 + 69.2 11.8 0416 1700 46.8 749.0 785.0 104.8 + 45.0 11.6 0416 1800 46.8 750.0 785.0 104.7 + 32.4 11.6 0416 1900 46.8 750.0 785.0 104.7 + 44.2 12.2 0416 2000 46.8 750.0 784.0 104.5 + 73.0 12.8 0416 2100 46.6 751.0 783.0 104.3 + 101.4 16.5 0416 2200 46.6 751.0 783.0 104.3 + 107.7 17.0 0416 2300 46.6 751.0 783.0 104.3 + 146.9 16.9 0417 0000 46.6 751.0 783.0 104.3 + 151.2 16.3 0417 0100 46.6 751.0 783.0 104.3 + 136.7 16.7 0417 0200 46.6 752.0 782.0 104.0 + 141.5 16.8 0417 0300 46.6 752.0 782.0 104.0 + 142.7 16.9 0417 0400 46.4 752.0 781.0 103.9 + 127.0 16.7 0417 0500 46.2 752.0 780.0 103.7 + 133.7 14.7 0417 0600 46.2 753.0 779.0 103.5 + 160.2 14.5 0417 0700 46.0 753.0 778.0 103.3 + 169.4 20.8 0417 0800 46.0 753.0 777.0 103.2 + 176.8 27.9 0417 0900 46.0 753.0 777.0 103.2 + 171.2 22.5 0417 1000 46.0 753.0 778.0 103.3 + 157.0 10.3 0417 1100 46.2 753.0 779.0 103.5 + 153.1 6.9 0417 1200 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR ROCK ISLAND TAILWATER starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 46.2 749.0 787.0 105.1 + 139.6 9.8 0416 1300 46.4 749.0 788.0 105.2 + 138.6 12.3 0416 1400 46.4 749.0 790.0 105.5 + 121.4 12.1 0416 1500 46.4 749.0 792.0 105.7 + 113.6 11.9 0416 1600 46.6 749.0 793.0 105.9 + 69.2 11.8 0416 1700 46.6 749.0 796.0 106.3 + 45.0 11.6 0416 1800 46.6 750.0 801.0 106.8 + 32.4 11.6 0416 1900 46.6 750.0 808.0 107.7 + 44.2 12.2 0416 2000 46.6 750.0 818.0 109.1 + 73.0 12.8 0416 2100 46.6 751.0 814.0 108.4 + 101.4 16.5 0416 2200 46.6 751.0 811.0 108.0 + 107.7 17.0 0416 2300 46.6 751.0 813.0 108.3 + 146.9 16.9 0417 0000 46.6 751.0 808.0 107.6 + 151.2 16.3 0417 0100 46.6 751.0 803.0 106.9 + 136.7 16.7 0417 0200 46.6 752.0 801.0 106.5 + 141.5 16.8 0417 0300 46.6 752.0 801.0 106.5 + 142.7 16.9 0417 0400 46.4 752.0 800.0 106.4 + 127.0 16.7 0417 0500 46.4 752.0 800.0 106.4 + 133.7 14.7 0417 0600 46.2 753.0 796.0 105.7 + 160.2 14.5 0417 0700 46.0 753.0 791.0 105.0 + 169.4 20.8 0417 0800 46.0 753.0 798.0 106.0 + 176.8 27.9 0417 0900 46.0 753.0 806.0 107.0 + 171.2 22.5 0417 1000 46.0 753.0 803.0 106.6 + 157.0 10.3 0417 1100 46.0 753.0 791.0 105.0 + 153.1 6.9 0417 1200 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR WANAPUM starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 + + + + + 152.9 77.9 0416 1300 + + + + + 140.9 67.8 0416 1400 + + + + + 140.9 86.1 0416 1500 + + + + + 127.5 82.7 0416 1600 + + + + + 109.4 69.2 0416 1700 + + + + + 81.4 50.3 0416 1800 + + + + + 86.7 22.5 0416 1900 + + + + + 126.9 19.8 0416 2000 + + + + + 133.2 19.6 0416 2100 + + + + + 127.1 19.4 0416 2200 + + + + + 131.3 19.3 0416 2300 + + + + + 140.7 19.2 0417 0000 + + + + + 139.4 19.3 0417 0100 + + + + + 135.5 19.5 0417 0200 + + + + + 140.9 19.4 0417 0300 + + + + + 136.8 19.4 0417 0400 + + + + + 140.9 19.5 0417 0500 + + + + + 144.0 19.4 0417 0600 + + + + + 155.3 30.5 0417 0700 + + + + + 160.9 47.5 0417 0800 + + + + + 167.1 50.1 0417 0900 + + + + + 156.8 50.1 0417 1000 + + + + + 154.0 50.1 0417 1100 + + + + + 150.3 50.1 0417 1200 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF WANAPUM starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 + + + + + 152.9 77.9 0416 1300 + + + + + 140.9 67.8 0416 1400 + + + + + 140.9 86.1 0416 1500 + + + + + 127.5 82.7 0416 1600 + + + + + 109.4 69.2 0416 1700 + + + + + 81.4 50.3 0416 1800 + + + + + 86.7 22.5 0416 1900 + + + + + 126.9 19.8 0416 2000 + + + + + 133.2 19.6 0416 2100 + + + + + 127.1 19.4 0416 2200 + + + + + 131.3 19.3 0416 2300 + + + + + 140.7 19.2 0417 0000 + + + + + 139.4 19.3 0417 0100 + + + + + 135.5 19.5 0417 0200 + + + + + 140.9 19.4 0417 0300 + + + + + 136.8 19.4 0417 0400 + + + + + 140.9 19.5 0417 0500 + + + + + 144.0 19.4 0417 0600 + + + + + 155.3 30.5 0417 0700 + + + + + 160.9 47.5 0417 0800 + + + + + 167.1 50.1 0417 0900 + + + + + 156.8 50.1 0417 1000 + + + + + 154.0 50.1 0417 1100 + + + + + 150.3 50.1 0417 1200 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR PRIEST RAPIDS starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 + + + + + 127.9 29.4 0416 1300 + + + + + 137.2 37.7 0416 1400 + + + + + 146.4 49.9 0416 1500 + + + + + 137.7 41.5 0416 1600 + + + + + 125.9 30.0 0416 1700 + + + + + 125.5 29.4 0416 1800 + + + + + 117.2 28.2 0416 1900 + + + + + 109.0 27.1 0416 2000 + + + + + 118.9 27.2 0416 2100 + + + + + 133.9 27.3 0416 2200 + + + + + 129.9 27.1 0416 2300 + + + + + 132.3 26.9 0417 0000 + + + + + 131.7 27.0 0417 0100 + + + + + 136.3 27.0 0417 0200 + + + + + 137.9 26.8 0417 0300 + + + + + 136.4 26.7 0417 0400 + + + + + 135.9 26.7 0417 0500 + + + + + 156.5 26.3 0417 0600 + + + + + 157.9 25.6 0417 0700 + + + + + 152.0 43.5 0417 0800 + + + + + 162.7 50.5 0417 0900 + + + + + 157.0 50.7 0417 1000 + + + + + 150.3 50.9 0417 1100 + + + + + 149.5 51.1 0417 1200 + + + + + + + TOTAL DISSOLVED GAS REPORT FOR BELOW PRIEST RAPIDS starting at 1200 16 Apr 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0416 1200 + + + + + 127.9 29.4 0416 1300 + + + + + 137.2 37.7 0416 1400 + + + + + 146.4 49.9 0416 1500 + + + + + 137.7 41.5 0416 1600 + + + + + 125.9 30.0 0416 1700 + + + + + 125.5 29.4 0416 1800 + + + + + 117.2 28.2 0416 1900 + + + + + 109.0 27.1 0416 2000 + + + + + 118.9 27.2 0416 2100 + + + + + 133.9 27.3 0416 2200 + + + + + 129.9 27.1 0416 2300 + + + + + 132.3 26.9 0417 0000 + + + + + 131.7 27.0 0417 0100 + + + + + 136.3 27.0 0417 0200 + + + + + 137.9 26.8 0417 0300 + + + + + 136.4 26.7 0417 0400 + + + + + 135.9 26.7 0417 0500 + + + + + 156.5 26.3 0417 0600 + + + + + 157.9 25.6 0417 0700 + + + + + 152.0 43.5 0417 0800 + + + + + 162.7 50.5 0417 0900 + + + + + 157.0 50.7 0417 1000 + + + + + 150.3 50.9 0417 1100 + + + + + 149.5 51.1 0417 1200 + + + + + + +