TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF HUNGRY HORSE starting at 2200 11 May 2026 WA TM BARO TD GAS TDG TOT FLOW SPILL DATE TIME DEG F PRES PRES % KCFS KCFS 0511 2200 + 684.0 + + 8.1 0.0 0511 2300 + 684.0 + + 8.1 0.0 0512 0000 + 684.0 + + 8.0 0.0 0512 0100 + 685.0 + + 8.2 0.0 0512 0200 + 685.0 + + 8.2 0.0 0512 0300 + 685.0 + + 8.1 0.0 0512 0400 + 685.0 + + 8.2 0.0 0512 0500 + 686.0 + + 8.2 0.0 0512 0600 + 686.0 + + 8.1 0.0 0512 0700 + 686.0 + + 8.2 0.0 0512 0800 + 686.0 + + 8.1 0.0 0512 0900 + 685.0 + + 8.2 0.0 0512 1000 + 685.0 + + 8.1 0.0 0512 1100 + 684.0 + + 8.1 0.0 0512 1200 + 684.0 + + 8.1 0.0 0512 1300 + 683.0 + + 7.9 0.0 0512 1400 + 683.0 + + 8.2 0.0 0512 1500 + 682.0 + + 8.2 0.0 0512 1600 + 681.0 + + 8.2 0.0 0512 1700 + 681.0 + + 8.2 0.0 0512 1800 + 681.0 + + 8.4 0.0 0512 1900 + 681.0 + + 8.4 0.0 0512 2000 + 680.0 + + 8.3 0.0 0512 2100 + 680.0 + + 8.2 0.0 0512 2200 + 680.0 + + 8.2 0.0 TOTAL DISSOLVED GAS REPORT FOR KOOTENAI R. BL LIBBY DAM starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 45.0 707.2 730.0 103.2 8.7 10.0 0.0 0511 2300 45.0 707.7 729.0 103.0 8.7 10.0 0.0 0512 0000 44.9 707.9 729.0 103.0 8.7 10.0 0.0 0512 0100 44.9 708.2 728.0 102.8 8.7 10.0 0.0 0512 0200 44.8 708.4 727.0 102.6 8.7 10.0 0.0 0512 0300 44.5 708.7 726.0 102.4 8.8 10.0 0.0 0512 0400 44.4 709.0 725.0 102.3 8.8 10.0 0.0 0512 0500 44.3 709.2 725.0 102.2 8.8 10.0 0.0 0512 0600 44.3 709.4 724.0 102.1 8.8 10.0 0.0 0512 0700 44.3 709.6 724.0 102.0 8.8 10.0 0.0 0512 0800 45.3 709.1 727.0 102.5 8.8 10.0 0.0 0512 0900 46.5 708.4 733.0 103.5 8.8 10.0 0.0 0512 1000 46.7 707.8 736.0 104.0 8.8 10.0 0.0 0512 1100 47.2 707.3 739.0 104.5 8.8 10.0 0.0 0512 1200 47.3 706.3 741.0 104.9 8.7 10.0 0.0 0512 1300 47.5 705.6 742.0 105.2 8.7 10.0 0.0 0512 1400 47.6 704.8 743.0 105.4 8.6 10.0 0.0 0512 1500 47.3 704.1 705.0 100.1 8.6 10.0 0.0 0512 1600 48.4 703.4 747.0 106.2 8.7 10.0 0.0 0512 1700 48.4 702.9 751.0 106.8 8.7 10.0 0.0 0512 1800 48.2 702.2 750.0 106.8 8.7 10.0 0.0 0512 1900 47.8 702.0 746.0 106.3 8.6 10.0 0.0 0512 2000 47.8 701.9 745.0 106.1 8.6 10.0 0.0 0512 2100 48.1 702.0 745.0 106.1 8.6 10.0 0.0 0512 2200 48.2 701.9 745.0 106.1 8.6 10.0 0.0 TOTAL DISSOLVED GAS REPORT FOR BOUNDARY starting at 2200 11 May 2026 WA TM BARO TD GAS TDG TOT FLOW DATE TIME DEG F PRES PRES % KCFS 0511 2200 52.4 727.8 810.0 111.3 135.0 0511 2300 52.4 728.2 808.0 111.0 136.0 0512 0000 52.3 728.5 807.0 110.8 136.0 0512 0100 52.3 728.9 805.0 110.4 135.0 0512 0200 52.3 729.1 803.0 110.1 136.0 0512 0300 52.4 729.1 802.0 110.0 136.0 0512 0400 52.4 729.3 800.0 109.7 136.0 0512 0500 52.4 729.5 799.0 109.5 136.0 0512 0600 52.4 729.5 798.0 109.4 136.0 0512 0700 52.4 729.4 798.0 109.4 137.0 0512 0800 52.4 729.4 799.0 109.5 135.0 0512 0900 52.4 728.7 800.0 109.8 137.0 0512 1000 52.6 728.2 801.0 110.0 135.0 0512 1100 52.7 727.5 802.0 110.2 137.0 0512 1200 52.8 726.8 804.0 110.6 136.0 0512 1300 52.9 725.7 805.0 110.9 137.0 0512 1400 53.0 724.6 806.0 111.2 137.0 0512 1500 53.2 724.0 807.0 111.5 137.0 0512 1600 53.2 723.1 808.0 111.7 139.0 0512 1700 53.5 722.1 808.0 111.9 141.0 0512 1800 53.5 721.4 806.0 111.7 143.0 0512 1900 53.5 721.0 805.0 111.7 144.0 0512 2000 53.4 720.8 804.0 111.5 142.0 0512 2100 53.4 720.8 803.0 111.4 144.0 0512 2200 + 720.9 + + + TOTAL DISSOLVED GAS REPORT FOR GRAND COULEE FOREBAY starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 49.1 728.0 779.0 107.0 + 164.3 0.0 0511 2300 49.1 729.0 779.0 106.9 + 157.1 0.0 0512 0000 49.1 729.0 779.0 106.9 + 163.2 0.0 0512 0100 49.1 729.0 779.0 106.9 + 154.2 0.0 0512 0200 48.9 729.0 778.0 106.7 + 132.1 0.0 0512 0300 48.9 729.0 778.0 106.7 + 119.2 0.0 0512 0400 48.9 729.0 778.0 106.7 + 113.5 0.0 0512 0500 50.0 729.0 782.0 107.3 + 119.6 0.0 0512 0600 50.0 729.0 783.0 107.4 + 145.6 0.0 0512 0700 50.0 729.0 784.0 107.5 + 121.7 0.0 0512 0800 50.0 729.0 784.0 107.5 + 105.2 0.0 0512 0900 49.8 728.0 784.0 107.7 + 95.9 0.0 0512 1000 49.6 728.0 783.0 107.6 + 123.1 0.0 0512 1100 49.6 727.0 783.0 107.7 + 124.7 0.0 0512 1200 49.5 727.0 783.0 107.7 + 121.4 0.0 0512 1300 49.5 726.0 782.0 107.7 + 133.1 0.0 0512 1400 49.5 725.0 782.0 107.9 + 144.1 0.0 0512 1500 49.5 724.0 783.0 108.1 + 146.0 0.0 0512 1600 49.5 723.0 782.0 108.2 + 145.7 0.0 0512 1700 49.3 722.0 782.0 108.3 + 150.9 0.0 0512 1800 49.5 722.0 782.0 108.3 + 167.3 0.0 0512 1900 50.4 721.0 786.0 109.0 + 159.1 0.0 0512 2000 50.2 721.0 786.0 109.0 + 157.1 0.0 0512 2100 49.6 721.0 785.0 108.9 + 161.6 0.0 0512 2200 49.6 720.0 784.0 108.9 + 170.1 0.0 TOTAL DISSOLVED GAS REPORT FOR GRAND COULEE TAILWATER starting at 2200 11 May 2026 WA TM BARO TD GAS TDG TOT FLOW SPILL DATE TIME DEG F PRES PRES % KCFS KCFS 0511 2200 + 737.0 784.0 106.4 164.3 0.0 0511 2300 + 737.0 783.0 106.2 157.1 0.0 0512 0000 + 737.0 783.0 106.2 163.2 0.0 0512 0100 + 738.0 783.0 106.1 154.2 0.0 0512 0200 + 738.0 783.0 106.1 132.1 0.0 0512 0300 + 738.0 783.0 106.1 119.2 0.0 0512 0400 + 737.0 784.0 106.4 113.5 0.0 0512 0500 + 737.0 785.0 106.5 119.6 0.0 0512 0600 + 738.0 785.0 106.4 145.6 0.0 0512 0700 + 738.0 785.0 106.4 121.7 0.0 0512 0800 + 738.0 788.0 106.8 105.2 0.0 0512 0900 + 737.0 790.0 107.2 95.9 0.0 0512 1000 + 737.0 789.0 107.1 123.1 0.0 0512 1100 + 736.0 791.0 107.5 124.7 0.0 0512 1200 + 735.0 793.0 107.9 121.4 0.0 0512 1300 + 734.0 793.0 108.0 133.1 0.0 0512 1400 + 733.0 794.0 108.3 144.1 0.0 0512 1500 + 732.0 794.0 108.5 146.0 0.0 0512 1600 + 731.0 793.0 108.5 145.7 0.0 0512 1700 + 731.0 792.0 108.3 150.9 0.0 0512 1800 + 730.0 792.0 108.5 167.3 0.0 0512 1900 + 730.0 791.0 108.4 159.1 0.0 0512 2000 + 729.0 789.0 108.2 157.1 0.0 0512 2100 + 729.0 789.0 108.2 161.6 0.0 0512 2200 + 729.0 789.0 108.2 170.1 0.0 TOTAL DISSOLVED GAS REPORT FOR CHIEF JOSEPH starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 50.1 736.9 791.0 107.3 + 141.7 0.0 0511 2300 50.3 737.1 792.0 107.4 + 137.5 0.0 0512 0000 + + + + + 146.0 0.0 0512 0100 50.0 737.6 790.0 107.1 + 141.1 0.0 0512 0200 49.8 737.7 788.0 106.8 + 139.3 0.0 0512 0300 49.7 737.5 787.0 106.7 + 138.6 0.0 0512 0400 49.6 737.6 786.0 106.6 + 138.9 0.0 0512 0500 49.6 737.6 784.0 106.3 + 134.3 0.0 0512 0600 49.5 737.7 784.0 106.3 + 138.5 0.0 0512 0700 49.5 737.9 784.0 106.2 + 129.8 0.0 0512 0800 49.5 737.7 784.0 106.3 + 122.4 0.0 0512 0900 49.6 737.5 784.0 106.3 + 122.9 0.0 0512 1000 49.6 737.2 785.0 106.5 + 142.8 0.0 0512 1100 49.7 736.4 786.0 106.7 + 133.6 0.0 0512 1200 49.8 735.7 788.0 107.1 + 149.9 0.0 0512 1300 50.0 734.5 789.0 107.4 + 139.0 0.0 0512 1400 50.2 733.6 791.0 107.8 + 147.9 0.0 0512 1500 50.5 732.8 793.0 108.2 + 150.6 0.0 0512 1600 50.6 731.7 794.0 108.5 + 139.0 0.0 0512 1700 50.7 731.0 794.0 108.6 + 138.4 0.0 0512 1800 50.7 730.4 794.0 108.7 + 137.7 0.0 0512 1900 50.8 730.0 794.0 108.8 + 140.8 0.0 0512 2000 50.9 729.8 794.0 108.8 + 139.2 0.0 0512 2100 50.9 729.6 794.0 108.8 + 141.5 0.0 0512 2200 50.9 729.2 793.0 108.8 + 148.5 0.0 TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF CHIEF JOSEPH starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 49.1 741.3 790.0 106.6 12.0 141.7 0.0 0511 2300 49.1 741.6 788.0 106.3 12.0 137.5 0.0 0512 0000 49.1 741.8 788.0 106.2 12.0 146.0 0.0 0512 0100 49.0 742.1 787.0 106.1 12.0 141.1 0.0 0512 0200 49.0 742.3 786.0 105.9 12.0 139.3 0.0 0512 0300 49.0 742.2 784.0 105.6 12.0 138.6 0.0 0512 0400 49.0 742.2 784.0 105.6 12.0 138.9 0.0 0512 0500 49.0 742.2 782.0 105.4 13.0 134.3 0.0 0512 0600 49.0 742.3 784.0 105.6 13.0 138.5 0.0 0512 0700 49.1 742.6 783.0 105.4 12.0 129.8 0.0 0512 0800 49.1 742.3 784.0 105.6 12.0 122.4 0.0 0512 0900 49.2 742.1 784.0 105.7 12.0 122.9 0.0 0512 1000 49.2 741.7 788.0 106.2 13.0 142.8 0.0 0512 1100 49.3 740.9 789.0 106.5 13.0 133.6 0.0 0512 1200 49.4 740.1 791.0 106.9 14.0 149.9 0.0 0512 1300 49.5 739.0 792.0 107.2 14.0 139.0 0.0 0512 1400 49.6 738.0 793.0 107.5 14.0 147.9 0.0 0512 1500 49.6 737.2 794.0 107.7 15.0 150.6 0.0 0512 1600 49.7 736.1 792.0 107.6 14.0 139.0 0.0 0512 1700 49.7 735.3 790.0 107.4 14.0 138.4 0.0 0512 1800 49.8 734.8 790.0 107.5 14.0 137.7 0.0 0512 1900 50.0 734.3 792.0 107.9 14.0 140.8 0.0 0512 2000 50.0 734.1 791.0 107.8 14.0 139.2 0.0 0512 2100 50.0 733.9 792.0 107.9 14.0 141.5 0.0 0512 2200 50.0 733.5 792.0 108.0 14.0 148.5 0.0 TOTAL DISSOLVED GAS REPORT FOR WELLS starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 50.7 743.0 786.0 105.8 + 170.7 8.7 0511 2300 50.7 744.0 787.0 105.8 + 163.5 8.7 0512 0000 50.7 744.0 788.0 105.9 + 155.1 8.7 0512 0100 50.9 744.0 788.0 105.9 + 167.8 8.7 0512 0200 50.9 745.0 789.0 105.9 + 120.3 8.7 0512 0300 50.9 745.0 789.0 105.9 + 117.7 8.7 0512 0400 51.1 745.0 790.0 106.0 + 115.8 8.7 0512 0500 51.1 745.0 791.0 106.2 + 115.7 8.7 0512 0600 51.3 745.0 791.0 106.2 + 156.6 8.7 0512 0700 51.4 745.0 792.0 106.3 + 151.3 8.7 0512 0800 51.4 745.0 792.0 106.3 + 152.4 8.7 0512 0900 51.4 744.0 793.0 106.6 + 138.0 8.7 0512 1000 51.4 743.0 793.0 106.7 + 109.8 8.7 0512 1100 51.3 742.0 793.0 106.9 + 108.5 8.7 0512 1200 51.4 741.0 793.0 107.0 + 120.6 8.7 0512 1300 51.4 739.0 794.0 107.4 + 120.6 8.7 0512 1400 51.6 738.0 795.0 107.7 + 127.8 8.7 0512 1500 51.4 738.0 793.0 107.5 + 151.9 8.7 0512 1600 51.4 737.0 794.0 107.7 + 160.3 12.1 0512 1700 51.1 736.0 793.0 107.7 + 168.6 16.3 0512 1800 51.1 736.0 792.0 107.6 + 164.6 12.6 0512 1900 50.9 736.0 790.0 107.3 + 165.6 12.6 0512 2000 50.9 736.0 790.0 107.3 + 164.6 12.6 0512 2100 50.7 736.0 789.0 107.2 + 164.8 12.6 0512 2200 50.7 736.0 789.0 107.2 + 164.7 12.6 TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF WELLS starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 50.4 743.0 804.0 108.2 + 170.7 8.7 0511 2300 50.4 744.0 804.0 108.1 + 163.5 8.7 0512 0000 50.4 744.0 803.0 107.9 + 155.1 8.7 0512 0100 50.5 744.0 803.0 107.9 + 167.8 8.7 0512 0200 50.5 745.0 803.0 107.8 + 120.3 8.7 0512 0300 50.5 745.0 803.0 107.8 + 117.7 8.7 0512 0400 50.5 745.0 803.0 107.8 + 115.8 8.7 0512 0500 50.7 745.0 803.0 107.8 + 115.7 8.7 0512 0600 50.7 745.0 804.0 107.9 + 156.6 8.7 0512 0700 50.7 745.0 805.0 108.1 + 151.3 8.7 0512 0800 50.9 745.0 806.0 108.2 + 152.4 8.7 0512 0900 51.1 744.0 807.0 108.5 + 138.0 8.7 0512 1000 51.1 743.0 808.0 108.7 + 109.8 8.7 0512 1100 51.3 742.0 808.0 108.9 + 108.5 8.7 0512 1200 51.3 741.0 810.0 109.3 + 120.6 8.7 0512 1300 51.3 739.0 812.0 109.9 + 120.6 8.7 0512 1400 51.4 738.0 812.0 110.0 + 127.8 8.7 0512 1500 51.3 738.0 813.0 110.2 + 151.9 8.7 0512 1600 51.3 737.0 813.0 110.3 + 160.3 12.1 0512 1700 51.3 736.0 812.0 110.3 + 168.6 16.3 0512 1800 51.1 736.0 814.0 110.6 + 164.6 12.6 0512 1900 50.9 736.0 814.0 110.6 + 165.6 12.6 0512 2000 50.7 736.0 812.0 110.3 + 164.6 12.6 0512 2100 50.7 736.0 811.0 110.2 + 164.8 12.6 0512 2200 50.5 736.0 809.0 109.9 + 164.7 12.6 TOTAL DISSOLVED GAS REPORT FOR ROCKY REACH starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 52.2 742.0 804.0 108.4 + 180.3 0.0 0511 2300 52.2 742.0 804.0 108.4 + 184.1 0.0 0512 0000 52.2 742.0 804.0 108.4 + 154.6 0.0 0512 0100 52.2 743.0 804.0 108.2 + 160.3 0.0 0512 0200 52.2 743.0 804.0 108.2 + 128.6 0.0 0512 0300 52.0 743.0 803.0 108.1 + 131.4 0.0 0512 0400 52.0 743.0 803.0 108.1 + 132.6 0.0 0512 0500 51.8 743.0 802.0 107.9 + 138.0 0.0 0512 0600 51.8 743.0 802.0 107.9 + 143.2 0.0 0512 0700 51.8 743.0 802.0 107.9 + 135.1 0.0 0512 0800 51.6 743.0 803.0 108.1 + 130.8 0.0 0512 0900 51.6 743.0 802.0 107.9 + 118.4 0.0 0512 1000 51.6 743.0 802.0 107.9 + 117.7 0.0 0512 1100 51.6 742.0 802.0 108.1 + 118.7 0.0 0512 1200 51.6 741.0 802.0 108.2 + 113.7 0.0 0512 1300 51.6 740.0 802.0 108.4 + 102.3 0.0 0512 1400 51.6 739.0 802.0 108.5 + 99.9 0.0 0512 1500 51.6 738.0 802.0 108.7 + 142.2 0.0 0512 1600 51.6 737.0 803.0 109.0 + 143.4 0.0 0512 1700 51.8 736.0 803.0 109.1 + 149.8 0.0 0512 1800 51.8 736.0 804.0 109.2 + 148.1 0.0 0512 1900 52.0 735.0 804.0 109.4 + 176.7 0.0 0512 2000 52.0 735.0 805.0 109.5 + 172.7 0.0 0512 2100 52.0 735.0 805.0 109.5 + 176.4 0.0 0512 2200 + + + + + 175.5 0.0 TOTAL DISSOLVED GAS REPORT FOR ROCKY REACH TAILWATER starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 52.2 742.0 798.0 107.5 + 180.3 0.0 0511 2300 52.2 742.0 798.0 107.5 + 184.1 0.0 0512 0000 52.2 742.0 797.0 107.4 + 154.6 0.0 0512 0100 52.0 743.0 796.0 107.1 + 160.3 0.0 0512 0200 52.0 743.0 795.0 107.0 + 128.6 0.0 0512 0300 51.8 743.0 794.0 106.9 + 131.4 0.0 0512 0400 51.8 743.0 793.0 106.7 + 132.6 0.0 0512 0500 51.8 743.0 792.0 106.6 + 138.0 0.0 0512 0600 51.6 743.0 792.0 106.6 + 143.2 0.0 0512 0700 51.6 743.0 792.0 106.6 + 135.1 0.0 0512 0800 51.4 743.0 791.0 106.5 + 130.8 0.0 0512 0900 51.4 743.0 790.0 106.3 + 118.4 0.0 0512 1000 51.4 743.0 790.0 106.3 + 117.7 0.0 0512 1100 51.4 742.0 791.0 106.6 + 118.7 0.0 0512 1200 51.4 741.0 791.0 106.7 + 113.7 0.0 0512 1300 51.4 740.0 791.0 106.9 + 102.3 0.0 0512 1400 51.4 739.0 792.0 107.2 + 99.9 0.0 0512 1500 51.4 738.0 794.0 107.6 + 142.2 0.0 0512 1600 51.6 737.0 795.0 107.9 + 143.4 0.0 0512 1700 51.6 736.0 796.0 108.2 + 149.8 0.0 0512 1800 51.8 736.0 796.0 108.2 + 148.1 0.0 0512 1900 51.8 735.0 797.0 108.4 + 176.7 0.0 0512 2000 51.8 735.0 798.0 108.6 + 172.7 0.0 0512 2100 51.8 735.0 798.0 108.6 + 176.4 0.0 0512 2200 + + + + + 175.5 0.0 TOTAL DISSOLVED GAS REPORT FOR ROCK ISLAND starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 52.2 747.0 802.0 107.4 + 189.0 42.8 0511 2300 52.2 748.0 801.0 107.1 + 190.2 42.8 0512 0000 52.2 748.0 801.0 107.1 + 190.8 42.7 0512 0100 52.2 748.0 800.0 107.0 + 170.5 24.9 0512 0200 52.2 748.0 799.0 106.8 + 171.6 25.7 0512 0300 52.2 748.0 799.0 106.8 + 149.4 21.3 0512 0400 52.2 748.0 799.0 106.8 + 153.7 21.1 0512 0500 52.2 748.0 798.0 106.7 + 148.6 15.9 0512 0600 52.2 748.0 798.0 106.7 + 148.8 15.9 0512 0700 52.2 749.0 798.0 106.5 + 146.2 16.0 0512 0800 52.2 749.0 798.0 106.5 + 134.9 11.0 0512 0900 52.2 748.0 798.0 106.7 + 152.0 10.8 0512 1000 52.3 748.0 798.0 106.7 + 146.4 10.5 0512 1100 52.3 747.0 798.0 106.8 + 130.3 10.5 0512 1200 52.3 746.0 799.0 107.1 + 126.4 10.7 0512 1300 52.3 745.0 799.0 107.2 + 114.5 16.1 0512 1400 52.5 745.0 800.0 107.4 + 125.8 15.7 0512 1500 52.5 743.0 801.0 107.8 + 134.5 14.8 0512 1600 52.5 742.0 802.0 108.1 + 144.4 15.1 0512 1700 52.5 742.0 803.0 108.2 + 143.8 15.5 0512 1800 52.5 741.0 803.0 108.4 + 154.9 15.8 0512 1900 52.5 741.0 804.0 108.5 + 155.0 15.9 0512 2000 52.5 740.0 804.0 108.6 + 167.9 19.1 0512 2100 52.5 740.0 804.0 108.6 + 181.3 32.6 0512 2200 + + + + + 181.7 32.8 TOTAL DISSOLVED GAS REPORT FOR ROCK ISLAND TAILWATER starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 52.2 747.0 850.0 113.8 + 189.0 42.8 0511 2300 52.2 748.0 853.0 114.0 + 190.2 42.8 0512 0000 52.2 748.0 852.0 113.9 + 190.8 42.7 0512 0100 52.2 748.0 846.0 113.1 + 170.5 24.9 0512 0200 52.2 748.0 834.0 111.5 + 171.6 25.7 0512 0300 52.2 748.0 830.0 111.0 + 149.4 21.3 0512 0400 52.2 748.0 826.0 110.4 + 153.7 21.1 0512 0500 52.2 748.0 823.0 110.0 + 148.6 15.9 0512 0600 52.2 748.0 821.0 109.8 + 148.8 15.9 0512 0700 52.2 749.0 822.0 109.7 + 146.2 16.0 0512 0800 52.2 749.0 821.0 109.6 + 134.9 11.0 0512 0900 52.2 748.0 815.0 109.0 + 152.0 10.8 0512 1000 52.2 748.0 813.0 108.7 + 146.4 10.5 0512 1100 52.2 747.0 813.0 108.8 + 130.3 10.5 0512 1200 52.2 746.0 815.0 109.2 + 126.4 10.7 0512 1300 52.3 745.0 816.0 109.5 + 114.5 16.1 0512 1400 52.3 745.0 824.0 110.6 + 125.8 15.7 0512 1500 52.3 743.0 823.0 110.8 + 134.5 14.8 0512 1600 52.3 742.0 822.0 110.8 + 144.4 15.1 0512 1700 52.3 742.0 823.0 110.9 + 143.8 15.5 0512 1800 52.3 741.0 825.0 111.3 + 154.9 15.8 0512 1900 52.3 741.0 825.0 111.3 + 155.0 15.9 0512 2000 52.3 740.0 825.0 111.5 + 167.9 19.1 0512 2100 52.3 740.0 832.0 112.4 + 181.3 32.6 0512 2200 + + + + + 181.7 32.8 TOTAL DISSOLVED GAS REPORT FOR WANAPUM starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 54.8 747.0 826.0 110.6 + 162.6 19.3 0511 2300 54.0 747.0 822.0 110.0 + 171.2 19.4 0512 0000 54.0 747.0 822.0 110.0 + 156.5 19.6 0512 0100 + + + + + 161.2 19.7 0512 0200 + + + + + 157.1 19.8 0512 0300 + + + + + 157.9 19.8 0512 0400 + + + + + 161.0 19.9 0512 0500 + + + + + 164.3 19.8 0512 0600 + + + + + 163.3 19.8 0512 0700 + + + + + 163.3 19.7 0512 0800 + + + + + 160.4 19.6 0512 0900 + + + + + 156.2 19.6 0512 1000 + + + + + 154.2 19.6 0512 1100 + + + + + 159.6 19.6 0512 1200 + + + + + 163.1 19.4 0512 1300 + + + + + 146.2 19.3 0512 1400 + + + + + 162.9 19.2 0512 1500 + + + + + 163.0 19.0 0512 1600 + + + + + 159.3 19.0 0512 1700 + + + + + 160.9 18.9 0512 1800 + + + + + 157.8 18.9 0512 1900 + + + + + 160.6 18.8 0512 2000 + + + + + 163.3 18.9 0512 2100 + + + + + 165.5 18.9 0512 2200 + + + + + 168.0 19.0 TOTAL DISSOLVED GAS REPORT FOR DOWNSTREAM OF WANAPUM starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 52.8 748.0 825.0 110.3 + 162.6 19.3 0511 2300 52.8 748.0 824.0 110.2 + 171.2 19.4 0512 0000 52.8 748.0 825.0 110.3 + 156.5 19.6 0512 0100 + + + + + 161.2 19.7 0512 0200 + + + + + 157.1 19.8 0512 0300 + + + + + 157.9 19.8 0512 0400 + + + + + 161.0 19.9 0512 0500 + + + + + 164.3 19.8 0512 0600 + + + + + 163.3 19.8 0512 0700 + + + + + 163.3 19.7 0512 0800 + + + + + 160.4 19.6 0512 0900 + + + + + 156.2 19.6 0512 1000 + + + + + 154.2 19.6 0512 1100 + + + + + 159.6 19.6 0512 1200 + + + + + 163.1 19.4 0512 1300 + + + + + 146.2 19.3 0512 1400 + + + + + 162.9 19.2 0512 1500 + + + + + 163.0 19.0 0512 1600 + + + + + 159.3 19.0 0512 1700 + + + + + 160.9 18.9 0512 1800 + + + + + 157.8 18.9 0512 1900 + + + + + 160.6 18.8 0512 2000 + + + + + 163.3 18.9 0512 2100 + + + + + 165.5 18.9 0512 2200 + + + + + 168.0 19.0 TOTAL DISSOLVED GAS REPORT FOR PRIEST RAPIDS starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 53.6 750.0 829.0 110.5 + 143.0 24.5 0511 2300 53.6 750.0 830.0 110.7 + 143.6 25.0 0512 0000 53.8 750.0 830.0 110.7 + 146.1 25.6 0512 0100 + + + + + 156.2 25.8 0512 0200 + + + + + 158.3 25.7 0512 0300 + + + + + 158.2 25.6 0512 0400 + + + + + 157.2 25.5 0512 0500 + + + + + 162.4 25.4 0512 0600 + + + + + 162.0 25.3 0512 0700 + + + + + 161.8 25.2 0512 0800 + + + + + 163.2 25.1 0512 0900 + + + + + 159.3 25.1 0512 1000 + + + + + 158.2 25.0 0512 1100 + + + + + 160.1 24.7 0512 1200 + + + + + 160.5 24.6 0512 1300 + + + + + 158.6 24.6 0512 1400 + + + + + 161.7 24.2 0512 1500 + + + + + 162.0 24.0 0512 1600 + + + + + 165.1 23.9 0512 1700 + + + + + 164.8 23.6 0512 1800 + + + + + 164.1 23.4 0512 1900 + + + + + 162.8 23.2 0512 2000 + + + + + 154.3 23.2 0512 2100 + + + + + 146.2 23.5 0512 2200 + + + + + 150.2 24.0 TOTAL DISSOLVED GAS REPORT FOR BELOW PRIEST RAPIDS starting at 2200 11 May 2026 WA TM BARO TD GAS TDG DEPTH OF TOT FLOW SPILL DATE TIME DEG F PRES PRES % GAGE(FT) KCFS KCFS 0511 2200 53.7 751.0 836.0 111.3 + 143.0 24.5 0511 2300 53.7 751.0 836.0 111.3 + 143.6 25.0 0512 0000 53.7 751.0 837.0 111.5 + 146.1 25.6 0512 0100 + + + + + 156.2 25.8 0512 0200 + + + + + 158.3 25.7 0512 0300 + + + + + 158.2 25.6 0512 0400 + + + + + 157.2 25.5 0512 0500 + + + + + 162.4 25.4 0512 0600 + + + + + 162.0 25.3 0512 0700 + + + + + 161.8 25.2 0512 0800 + + + + + 163.2 25.1 0512 0900 + + + + + 159.3 25.1 0512 1000 + + + + + 158.2 25.0 0512 1100 + + + + + 160.1 24.7 0512 1200 + + + + + 160.5 24.6 0512 1300 + + + + + 158.6 24.6 0512 1400 + + + + + 161.7 24.2 0512 1500 + + + + + 162.0 24.0 0512 1600 + + + + + 165.1 23.9 0512 1700 + + + + + 164.8 23.6 0512 1800 + + + + + 164.1 23.4 0512 1900 + + + + + 162.8 23.2 0512 2000 + + + + + 154.3 23.2 0512 2100 + + + + + 146.2 23.5 0512 2200 + + + + + 150.2 24.0