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Hydrograph River at a Glance Download
Lewis River at Swift Reservoir Pool (ft)Observed: 974.02 ft at 12:00PM Oct 20, 2021Observed: 974.02 ft at 12:15PM Oct 20, 2021Observed: 974.03 ft at 12:30PM Oct 20, 2021Observed: 974.03 ft at 12:45PM Oct 20, 2021Observed: 974.03 ft at 1:00PM Oct 20, 2021Observed: 974.04 ft at 1:15PM Oct 20, 2021Observed: 974.04 ft at 1:30PM Oct 20, 2021Observed: 974.04 ft at 1:45PM Oct 20, 2021Observed: 974.05 ft at 2:00PM Oct 20, 2021Observed: 974.05 ft at 2:15PM Oct 20, 2021Observed: 974.05 ft at 2:30PM Oct 20, 2021Observed: 974.06 ft at 3:45PM Oct 20, 2021Observed: 974.07 ft at 4:00PM Oct 20, 2021Observed: 974.07 ft at 4:15PM Oct 20, 2021Observed: 974.08 ft at 4:30PM Oct 20, 2021Observed: 974.08 ft at 4:45PM Oct 20, 2021Observed: 974.07 ft at 5:00PM Oct 20, 2021Observed: 974.07 ft at 5:15PM Oct 20, 2021Observed: 974.06 ft at 5:30PM Oct 20, 2021Observed: 974.06 ft at 5:45PM Oct 20, 2021Observed: 974.07 ft at 6:00PM Oct 20, 2021Observed: 974.07 ft at 6:15PM Oct 20, 2021Observed: 974.07 ft at 6:30PM Oct 20, 2021Observed: 974.08 ft at 6:45PM Oct 20, 2021Observed: 974.08 ft at 7:00PM Oct 20, 2021Observed: 974.08 ft at 7:15PM Oct 20, 2021Observed: 974.1 ft at 7:30PM Oct 20, 2021Observed: 974.1 ft at 7:45PM Oct 20, 2021Observed: 974.1 ft at 8:00PM Oct 20, 2021Observed: 974.1 ft at 8:15PM Oct 20, 2021Observed: 974.11 ft at 8:30PM Oct 20, 2021Observed: 974.11 ft at 8:45PM Oct 20, 2021Observed: 974.12 ft at 9:00PM Oct 20, 2021Observed: 974.12 ft at 9:15PM Oct 20, 2021Observed: 974.13 ft at 9:30PM Oct 20, 2021Observed: 974.12 ft at 10:45PM Oct 20, 2021Observed: 974.11 ft at 11:00PM Oct 20, 2021Observed: 974.11 ft at 11:15PM Oct 20, 2021Observed: 974.1 ft at 11:30PM Oct 20, 2021Observed: 974.09 ft at 11:45PM Oct 20, 2021Observed: 974.08 ft at 12:00AM Oct 21, 2021Observed: 974.08 ft at 12:15AM Oct 21, 2021Observed: 974.07 ft at 12:30AM Oct 21, 2021Observed: 974.06 ft at 12:45AM Oct 21, 2021Observed: 974.06 ft at 1:00AM Oct 21, 2021Observed: 974.06 ft at 1:15AM Oct 21, 2021Observed: 974.07 ft at 1:30AM Oct 21, 2021Observed: 974.07 ft at 1:45AM Oct 21, 2021Observed: 974.08 ft at 2:00AM Oct 21, 2021Observed: 974.08 ft at 2:15AM Oct 21, 2021Observed: 974.08 ft at 2:30AM Oct 21, 2021Observed: 974.08 ft at 2:45AM Oct 21, 2021Observed: 974.09 ft at 3:00AM Oct 21, 2021Observed: 974.09 ft at 3:15AM Oct 21, 2021Observed: 974.1 ft at 3:30AM Oct 21, 2021Observed: 974.1 ft at 3:45AM Oct 21, 2021Observed: 974.11 ft at 4:00AM Oct 21, 2021Observed: 974.11 ft at 4:15AM Oct 21, 2021Observed: 974.11 ft at 4:30AM Oct 21, 2021Observed: 974.11 ft at 4:45AM Oct 21, 2021Observed: 974.12 ft at 5:00AM Oct 21, 2021Observed: 974.11 ft at 5:15AM Oct 21, 2021Observed: 974.1 ft at 5:30AM Oct 21, 2021Observed: 974.09 ft at 5:45AM Oct 21, 2021Observed: 974.09 ft at 6:00AM Oct 21, 2021Observed: 974.09 ft at 6:15AM Oct 21, 2021Observed: 974.09 ft at 6:30AM Oct 21, 2021Observed: 974.08 ft at 6:45AM Oct 21, 2021Observed: 974.06 ft at 7:00AM Oct 21, 2021Observed: 974.05 ft at 7:15AM Oct 21, 2021Observed: 974.05 ft at 7:30AM Oct 21, 2021Observed: 974.05 ft at 7:45AM Oct 21, 2021Observed: 974.03 ft at 8:00AM Oct 21, 2021Observed: 974.02 ft at 8:15AM Oct 21, 2021Observed: 974.02 ft at 8:30AM Oct 21, 2021Observed: 973.96 ft at 9:45AM Oct 21, 2021Observed: 973.97 ft at 10:00AM Oct 21, 2021Observed: 973.95 ft at 10:15AM Oct 21, 2021Observed: 973.95 ft at 10:30AM Oct 21, 2021Observed: 973.94 ft at 10:45AM Oct 21, 2021Observed: 973.94 ft at 11:00AM Oct 21, 2021Observed: 973.94 ft at 11:15AM Oct 21, 2021Observed: 973.94 ft at 11:30AM Oct 21, 2021Observed: 973.97 ft at 12:45PM Oct 21, 2021Observed: 973.97 ft at 1:00PM Oct 21, 2021Observed: 973.97 ft at 1:15PM Oct 21, 2021Observed: 973.98 ft at 1:30PM Oct 21, 2021Observed: 973.98 ft at 1:45PM Oct 21, 2021Observed: 973.98 ft at 2:00PM Oct 21, 2021Observed: 973.99 ft at 2:15PM Oct 21, 2021Observed: 973.98 ft at 2:30PM Oct 21, 2021Observed: 973.99 ft at 2:45PM Oct 21, 2021Observed: 973.99 ft at 3:00PM Oct 21, 2021Observed: 974 ft at 3:15PM Oct 21, 2021Observed: 974 ft at 3:30PM Oct 21, 2021Observed: 974.02 ft at 4:45PM Oct 21, 2021Observed: 974.01 ft at 5:00PM Oct 21, 2021Observed: 974.03 ft at 5:15PM Oct 21, 2021Observed: 974.02 ft at 5:30PM Oct 21, 2021Observed: 974.03 ft at 5:45PM Oct 21, 2021Observed: 974.01 ft at 6:00PM Oct 21, 2021Observed: 974.01 ft at 6:15PM Oct 21, 2021Observed: 974.02 ft at 6:30PM Oct 21, 2021Observed: 974.01 ft at 6:45PM Oct 21, 2021Observed: 974 ft at 7:00PM Oct 21, 2021Observed: 974 ft at 7:15PM Oct 21, 2021Observed: 974 ft at 7:30PM Oct 21, 2021Observed: 974.07 ft at 10:45PM Oct 21, 2021Observed: 974.07 ft at 11:00PM Oct 21, 2021Observed: 974.08 ft at 11:15PM Oct 21, 2021Observed: 974.08 ft at 11:30PM Oct 21, 2021Observed: 974.09 ft at 11:45PM Oct 21, 2021Observed: 974.09 ft at 12:00AM Oct 22, 2021Observed: 974.1 ft at 12:15AM Oct 22, 2021Observed: 974.1 ft at 12:30AM Oct 22, 2021Observed: 974.11 ft at 12:45AM Oct 22, 2021Observed: 974.12 ft at 1:00AM Oct 22, 2021Observed: 974.13 ft at 1:15AM Oct 22, 2021Observed: 974.13 ft at 1:30AM Oct 22, 2021Observed: 974.13 ft at 1:45AM Oct 22, 2021Observed: 974.14 ft at 2:00AM Oct 22, 2021Observed: 974.14 ft at 2:15AM Oct 22, 2021Observed: 974.14 ft at 2:30AM Oct 22, 2021Observed: 974.16 ft at 2:45AM Oct 22, 2021Observed: 974.16 ft at 3:00AM Oct 22, 2021Observed: 974.17 ft at 3:15AM Oct 22, 2021Observed: 974.17 ft at 3:30AM Oct 22, 2021Observed: 974.17 ft at 3:45AM Oct 22, 2021Observed: 974.17 ft at 4:00AM Oct 22, 2021Observed: 974.16 ft at 4:15AM Oct 22, 2021Observed: 974.17 ft at 4:30AM Oct 22, 2021Observed: 974.17 ft at 4:45AM Oct 22, 2021Observed: 974.18 ft at 5:00AM Oct 22, 2021Observed: 974.18 ft at 5:15AM Oct 22, 2021Observed: 974.17 ft at 5:30AM Oct 22, 2021Observed: 974.17 ft at 5:45AM Oct 22, 2021Observed: 974.16 ft at 6:00AM Oct 22, 2021Observed: 974.16 ft at 6:15AM Oct 22, 2021Observed: 974.17 ft at 6:30AM Oct 22, 2021Observed: 974.17 ft at 6:45AM Oct 22, 2021Observed: 974.18 ft at 7:00AM Oct 22, 2021Observed: 974.16 ft at 7:15AM Oct 22, 2021Observed: 974.14 ft at 7:30AM Oct 22, 2021Observed: 974.12 ft at 7:45AM Oct 22, 2021Observed: 974.12 ft at 8:00AM Oct 22, 2021Observed: 974.09 ft at 8:15AM Oct 22, 2021Observed: 974.08 ft at 8:30AM Oct 22, 2021Observed: 974.07 ft at 8:45AM Oct 22, 2021Observed: 974.05 ft at 9:00AM Oct 22, 2021Observed: 974.04 ft at 9:15AM Oct 22, 2021Observed: 974.05 ft at 9:30AM Oct 22, 2021Observed: 974.04 ft at 9:45AM Oct 22, 2021Observed: 974.04 ft at 10:00AM Oct 22, 2021Observed: 974.02 ft at 10:15AM Oct 22, 2021Observed: 974.04 ft at 10:30AM Oct 22, 2021Observed: 974.03 ft at 10:45AM Oct 22, 2021Observed: 974.04 ft at 11:00AM Oct 22, 2021Observed: 974 ft at 11:15AM Oct 22, 2021Observed: 974 ft at 11:30AM Oct 22, 2021Observed: 973.98 ft at 11:45AM Oct 22, 2021Observed: 973.99 ft at 12:00PM Oct 22, 2021Observed: 973.99 ft at 12:15PM Oct 22, 2021Observed: 974 ft at 12:30PM Oct 22, 2021Observed: 974 ft at 12:45PM Oct 22, 2021Observed: 974.01 ft at 1:00PM Oct 22, 2021Observed: 974.01 ft at 1:15PM Oct 22, 2021Observed: 974.02 ft at 1:30PM Oct 22, 2021Observed: 974.04 ft at 2:45PM Oct 22, 2021Observed: 974.05 ft at 3:00PM Oct 22, 2021Observed: 974.06 ft at 3:15PM Oct 22, 2021Observed: 974.07 ft at 3:30PM Oct 22, 2021Observed: 974.07 ft at 3:45PM Oct 22, 2021Observed: 974.07 ft at 4:00PM Oct 22, 2021Observed: 974.06 ft at 4:15PM Oct 22, 2021Observed: 974.06 ft at 4:30PM Oct 22, 2021Observed: 974.05 ft at 4:45PM Oct 22, 2021Observed: 974.04 ft at 5:00PM Oct 22, 2021Observed: 974.03 ft at 5:15PM Oct 22, 2021Observed: 974.03 ft at 5:30PM Oct 22, 2021Observed: 974.01 ft at 5:45PM Oct 22, 2021Observed: 974 ft at 6:00PM Oct 22, 2021Observed: 973.97 ft at 6:15PM Oct 22, 2021Observed: 973.96 ft at 6:30PM Oct 22, 2021Observed: 973.94 ft at 6:45PM Oct 22, 2021Observed: 973.93 ft at 7:00PM Oct 22, 2021Observed: 973.92 ft at 7:15PM Oct 22, 2021Observed: 973.92 ft at 7:30PM Oct 22, 2021Observed: 973.91 ft at 8:45PM Oct 22, 2021Observed: 973.92 ft at 9:00PM Oct 22, 2021Observed: 973.92 ft at 9:15PM Oct 22, 2021Observed: 973.93 ft at 9:30PM Oct 22, 2021Observed: 973.97 ft at 11:45PM Oct 22, 2021Observed: 973.97 ft at 12:00AM Oct 23, 2021Observed: 973.98 ft at 12:15AM Oct 23, 2021Observed: 973.98 ft at 12:30AM Oct 23, 2021Observed: 973.99 ft at 12:45AM Oct 23, 2021Observed: 974 ft at 1:00AM Oct 23, 2021Observed: 974 ft at 1:15AM Oct 23, 2021Observed: 974.01 ft at 1:30AM Oct 23, 2021Observed: 974.03 ft at 2:45AM Oct 23, 2021Observed: 974.04 ft at 3:00AM Oct 23, 2021Observed: 974.04 ft at 3:15AM Oct 23, 2021Observed: 974.05 ft at 3:30AM Oct 23, 2021Observed: 974.05 ft at 3:45AM Oct 23, 2021Observed: 974.07 ft at 4:00AM Oct 23, 2021Observed: 974.07 ft at 4:15AM Oct 23, 2021Observed: 974.08 ft at 4:30AM Oct 23, 2021Observed: 974.09 ft at 4:45AM Oct 23, 2021Observed: 974.09 ft at 5:00AM Oct 23, 2021Observed: 974.08 ft at 5:15AM Oct 23, 2021Observed: 974.06 ft at 5:30AM Oct 23, 2021Observed: 974.04 ft at 5:45AM Oct 23, 2021Observed: 974.02 ft at 6:00AM Oct 23, 2021Observed: 974.01 ft at 6:15AM Oct 23, 2021Observed: 974.01 ft at 6:30AM Oct 23, 2021Observed: 973.99 ft at 6:45AM Oct 23, 2021Observed: 973.98 ft at 7:00AM Oct 23, 2021Observed: 973.98 ft at 7:15AM Oct 23, 2021Observed: 973.98 ft at 7:30AM Oct 23, 2021Observed: 973.93 ft at 8:45AM Oct 23, 2021Observed: 973.92 ft at 9:00AM Oct 23, 2021Observed: 973.92 ft at 9:15AM Oct 23, 2021Observed: 973.93 ft at 9:30AM Oct 23, 2021Observed: 973.93 ft at 9:45AM Oct 23, 2021Observed: 973.94 ft at 10:00AM Oct 23, 2021Observed: 973.95 ft at 10:15AM Oct 23, 2021Observed: 973.95 ft at 10:30AM Oct 23, 2021Observed: 973.94 ft at 10:45AM Oct 23, 2021Observed: 973.95 ft at 11:00AM Oct 23, 2021Observed: 973.95 ft at 11:15AM Oct 23, 2021Observed: 973.96 ft at 11:30AM Oct 23, 2021Observed: 973.96 ft at 11:45AM Oct 23, 2021Observed: 973.97 ft at 12:00PM Oct 23, 2021Observed: 973.98 ft at 12:15PM Oct 23, 2021Observed: 973.99 ft at 12:30PM Oct 23, 2021Observed: 974 ft at 12:45PM Oct 23, 2021Observed: 974 ft at 1:00PM Oct 23, 2021Observed: 974 ft at 1:15PM Oct 23, 2021Observed: 974.01 ft at 1:30PM Oct 23, 2021Observed: 974.01 ft at 1:45PM Oct 23, 2021Observed: 974.02 ft at 2:00PM Oct 23, 2021Observed: 974.03 ft at 2:15PM Oct 23, 2021Observed: 974.03 ft at 2:30PM Oct 23, 2021Observed: 974.04 ft at 3:45PM Oct 23, 2021Observed: 974.01 ft at 4:00PM Oct 23, 2021Observed: 974.01 ft at 4:15PM Oct 23, 2021Observed: 974.01 ft at 4:30PM Oct 23, 2021Observed: 974.03 ft at 4:45PM Oct 23, 2021Observed: 974.02 ft at 5:00PM Oct 23, 2021Observed: 974.02 ft at 5:15PM Oct 23, 2021Observed: 974.03 ft at 5:30PM Oct 23, 2021Observed: 974.04 ft at 5:45PM Oct 23, 2021Observed: 974.02 ft at 6:00PM Oct 23, 2021Observed: 974.04 ft at 6:15PM Oct 23, 2021Observed: 974.03 ft at 6:30PM Oct 23, 2021Observed: 974.11 ft at 8:45PM Oct 23, 2021Observed: 974.12 ft at 9:00PM Oct 23, 2021Observed: 974.13 ft at 9:15PM Oct 23, 2021Observed: 974.13 ft at 9:30PM Oct 23, 2021Observed: 974.14 ft at 9:45PM Oct 23, 2021Observed: 974.14 ft at 10:00PM Oct 23, 2021Observed: 974.15 ft at 10:15PM Oct 23, 2021Observed: 974.16 ft at 10:30PM Oct 23, 2021Observed: 974.12 ft at 11:45PM Oct 23, 2021Observed: 974.1 ft at 12:00AM Oct 24, 2021Observed: 974.1 ft at 12:15AM Oct 24, 2021Observed: 974.1 ft at 12:30AM Oct 24, 2021Observed: 974.1 ft at 12:45AM Oct 24, 2021Observed: 974.11 ft at 1:00AM Oct 24, 2021Observed: 974.11 ft at 1:15AM Oct 24, 2021Observed: 974.09 ft at 1:30AM Oct 24, 2021Observed: 974.09 ft at 1:45AM Oct 24, 2021Observed: 974.09 ft at 2:00AM Oct 24, 2021Observed: 974.09 ft at 2:15AM Oct 24, 2021Observed: 974.1 ft at 2:30AM Oct 24, 2021Observed: 974.11 ft at 2:45AM Oct 24, 2021Observed: 974.12 ft at 3:00AM Oct 24, 2021Observed: 974.12 ft at 3:15AM Oct 24, 2021Observed: 974.13 ft at 3:30AM Oct 24, 2021Observed: 974.14 ft at 3:45AM Oct 24, 2021Observed: 974.14 ft at 4:00AM Oct 24, 2021Observed: 974.15 ft at 4:15AM Oct 24, 2021Observed: 974.16 ft at 4:30AM Oct 24, 2021Observed: 974.17 ft at 4:45AM Oct 24, 2021Observed: 974.18 ft at 5:00AM Oct 24, 2021Observed: 974.17 ft at 5:15AM Oct 24, 2021Observed: 974.16 ft at 5:30AM Oct 24, 2021Observed: 974.16 ft at 5:45AM Oct 24, 2021Observed: 974.16 ft at 6:00AM Oct 24, 2021Observed: 974.18 ft at 6:15AM Oct 24, 2021Observed: 974.18 ft at 6:30AM Oct 24, 2021Observed: 974.19 ft at 6:45AM Oct 24, 2021Observed: 974.2 ft at 7:00AM Oct 24, 2021Observed: 974.18 ft at 7:15AM Oct 24, 2021Observed: 974.17 ft at 7:30AM Oct 24, 2021Observed: 974.18 ft at 7:45AM Oct 24, 2021Observed: 974.18 ft at 8:00AM Oct 24, 2021Observed: 974.19 ft at 8:15AM Oct 24, 2021Observed: 974.19 ft at 8:30AM Oct 24, 2021Observed: 974.19 ft at 8:45AM Oct 24, 2021Observed: 974.19 ft at 9:00AM Oct 24, 2021Observed: 974.18 ft at 9:15AM Oct 24, 2021Observed: 974.19 ft at 9:30AM Oct 24, 2021Observed: 974.17 ft at 9:45AM Oct 24, 2021Observed: 974.16 ft at 10:00AM Oct 24, 2021Observed: 974.12 ft at 10:15AM Oct 24, 2021Observed: 974.12 ft at 10:30AM Oct 24, 2021Observed: 974.09 ft at 10:45AM Oct 24, 2021Observed: 974.08 ft at 11:00AM Oct 24, 2021Observed: 974.09 ft at 11:15AM Oct 24, 2021Observed: 974.05 ft at 11:30AM Oct 24, 2021Observed: 974.02 ft at 11:45AM Oct 24, 2021Observed: 973.99 ft at 12:00PM Oct 24, 2021Observed: 973.95 ft at 12:15PM Oct 24, 2021Observed: 973.96 ft at 12:30PM Oct 24, 2021Observed: 973.81 ft at 1:45PM Oct 24, 2021Observed: 973.8 ft at 2:00PM Oct 24, 2021Observed: 973.78 ft at 2:15PM Oct 24, 2021Observed: 973.76 ft at 2:30PM Oct 24, 2021Observed: 973.75 ft at 2:45PM Oct 24, 2021Observed: 973.81 ft at 3:00PM Oct 24, 2021Observed: 973.81 ft at 3:15PM Oct 24, 2021Observed: 973.84 ft at 3:30PM Oct 24, 2021Observed: 973.83 ft at 3:45PM Oct 24, 2021Observed: 973.84 ft at 4:00PM Oct 24, 2021Observed: 973.83 ft at 4:15PM Oct 24, 2021Observed: 973.86 ft at 4:30PM Oct 24, 2021Observed: 973.87 ft at 4:45PM Oct 24, 2021Observed: 973.87 ft at 5:00PM Oct 24, 2021Observed: 973.88 ft at 5:15PM Oct 24, 2021Observed: 973.89 ft at 5:30PM Oct 24, 2021Observed: 973.9 ft at 5:45PM Oct 24, 2021Observed: 973.91 ft at 6:00PM Oct 24, 2021Observed: 973.93 ft at 6:15PM Oct 24, 2021Observed: 973.93 ft at 6:30PM Oct 24, 2021Observed: 973.97 ft at 7:45PM Oct 24, 2021Observed: 973.97 ft at 8:00PM Oct 24, 2021Observed: 974 ft at 8:15PM Oct 24, 2021Observed: 974.01 ft at 8:30PM Oct 24, 2021Observed: 974.02 ft at 8:45PM Oct 24, 2021Observed: 974.01 ft at 9:00PM Oct 24, 2021Observed: 974.02 ft at 9:15PM Oct 24, 2021Observed: 974.04 ft at 9:30PM Oct 24, 2021Observed: 974.07 ft at 9:45PM Oct 24, 2021Observed: 974.07 ft at 10:00PM Oct 24, 2021Observed: 974.07 ft at 10:15PM Oct 24, 2021Observed: 974.08 ft at 10:30PM Oct 24, 2021Observed: 974.08 ft at 10:45PM Oct 24, 2021Observed: 974.1 ft at 11:00PM Oct 24, 2021Observed: 974.11 ft at 11:15PM Oct 24, 2021Observed: 974.12 ft at 11:30PM Oct 24, 2021Observed: 974.16 ft at 12:45AM Oct 25, 2021Observed: 974.16 ft at 1:00AM Oct 25, 2021Observed: 974.18 ft at 1:15AM Oct 25, 2021Observed: 974.17 ft at 1:30AM Oct 25, 2021Observed: 974.17 ft at 1:45AM Oct 25, 2021Observed: 974.18 ft at 2:00AM Oct 25, 2021Observed: 974.19 ft at 2:15AM Oct 25, 2021Observed: 974.19 ft at 2:30AM Oct 25, 2021Observed: 974.21 ft at 2:45AM Oct 25, 2021Observed: 974.21 ft at 3:00AM Oct 25, 2021Observed: 974.23 ft at 3:15AM Oct 25, 2021Observed: 974.23 ft at 3:30AM Oct 25, 2021Observed: 974.24 ft at 3:45AM Oct 25, 2021Observed: 974.25 ft at 4:00AM Oct 25, 2021Observed: 974.25 ft at 4:15AM Oct 25, 2021Observed: 974.26 ft at 4:30AM Oct 25, 2021Observed: 974.24 ft at 4:45AM Oct 25, 2021Observed: 974.24 ft at 5:00AM Oct 25, 2021Observed: 974.24 ft at 5:15AM Oct 25, 2021Observed: 974.24 ft at 5:30AM Oct 25, 2021Observed: 974.27 ft at 5:45AM Oct 25, 2021Observed: 974.27 ft at 6:00AM Oct 25, 2021Observed: 974.28 ft at 6:15AM Oct 25, 2021Highest Observation: 974.29 ft at 6:30AM Oct 25, 2021Observed: 974.27 ft at 6:45AM Oct 25, 2021Observed: 974.26 ft at 7:00AM Oct 25, 2021Observed: 974.26 ft at 7:15AM Oct 25, 2021Observed: 974.26 ft at 7:30AM Oct 25, 2021Observed: 974.26 ft at 7:45AM Oct 25, 2021Observed: 974.25 ft at 8:00AM Oct 25, 2021Observed: 974.27 ft at 8:15AM Oct 25, 2021Observed: 974.26 ft at 8:30AM Oct 25, 2021Observed: 974.24 ft at 8:45AM Oct 25, 2021Observed: 974.25 ft at 9:00AM Oct 25, 2021Observed: 974.24 ft at 9:15AM Oct 25, 2021Observed: 974.24 ft at 9:30AM Oct 25, 2021Observed: 974.24 ft at 9:45AM Oct 25, 2021Observed: 974.23 ft at 10:00AM Oct 25, 2021Observed: 974.24 ft at 10:15AM Oct 25, 2021Observed: 974.25 ft at 10:30AM Oct 25, 2021USGS--Water Resources of the United StatesSFRW1(plotting HPIRG) Graph Created (11:49AM Oct 25, 2021)ObservedLatest observed value: 974.25 ft at 10:30 AM PDT 25-Oct-2021.
Printable Image
About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
NOTE: Graphical forecasts are not available for the Lewis River at Swift Reservoir. During times of high water, forecast crest information can be found in the text products.
Return to Area Map
Upstream Gauge - above Muddy River near Cougar 15E Upstream Gauge Downstream Gauge Downstream Gauge - at Yale Reservoir
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 0
Action Stage: 0
Low Stage (in feet): 0

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:16
KML Image
Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
About This Location Collapse

Latitude: 46.062778° N, Longitude: 122.131111° W, Horizontal Datum: NAD27

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft Not Available Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 Not Available Not Available Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 1010 Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
Resources Collapse
Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Portland Weather Forecast Office
5241 NE 122nd Avenue
Portland, OR 97230-1089
(503) 261-9246
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Page last modified: 2-Nov-2020 7:27 PM 		Disclaimer
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