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Hydrograph River at a Glance Download
Potomac River at Shepherdstown Stage (ft)Flow (kcfs)Observed: 3.94 ft at 5:45PM Mar 23, 2024Observed: 3.94 ft at 6:00PM Mar 23, 2024Observed: 3.95 ft at 6:15PM Mar 23, 2024Observed: 3.95 ft at 6:30PM Mar 23, 2024Observed: 3.95 ft at 6:45PM Mar 23, 2024Observed: 3.95 ft at 7:00PM Mar 23, 2024Observed: 3.96 ft at 7:15PM Mar 23, 2024Observed: 3.96 ft at 7:30PM Mar 23, 2024Observed: 3.96 ft at 7:45PM Mar 23, 2024Observed: 3.96 ft at 8:00PM Mar 23, 2024Observed: 3.96 ft at 8:15PM Mar 23, 2024Observed: 3.97 ft at 8:30PM Mar 23, 2024Observed: 3.97 ft at 8:45PM Mar 23, 2024Observed: 3.97 ft at 9:00PM Mar 23, 2024Observed: 3.97 ft at 9:15PM Mar 23, 2024Observed: 3.97 ft at 9:30PM Mar 23, 2024Observed: 3.97 ft at 9:45PM Mar 23, 2024Observed: 3.98 ft at 10:00PM Mar 23, 2024Observed: 3.98 ft at 10:15PM Mar 23, 2024Observed: 3.99 ft at 10:30PM Mar 23, 2024Observed: 3.99 ft at 10:45PM Mar 23, 2024Observed: 3.99 ft at 11:00PM Mar 23, 2024Observed: 3.99 ft at 11:15PM Mar 23, 2024Observed: 4 ft at 11:30PM Mar 23, 2024Observed: 4 ft at 11:45PM Mar 23, 2024Observed: 4 ft at 12:00AM Mar 24, 2024Observed: 4.01 ft at 12:15AM Mar 24, 2024Observed: 4.01 ft at 12:30AM Mar 24, 2024Observed: 4.01 ft at 12:45AM Mar 24, 2024Observed: 4.02 ft at 1:00AM Mar 24, 2024Observed: 4.02 ft at 1:15AM Mar 24, 2024Observed: 4.02 ft at 1:30AM Mar 24, 2024Observed: 4.03 ft at 1:45AM Mar 24, 2024Observed: 4.03 ft at 2:00AM Mar 24, 2024Observed: 4.04 ft at 2:15AM Mar 24, 2024Observed: 4.04 ft at 2:30AM Mar 24, 2024Observed: 4.05 ft at 2:45AM Mar 24, 2024Observed: 4.05 ft at 3:00AM Mar 24, 2024Observed: 4.06 ft at 3:15AM Mar 24, 2024Observed: 4.06 ft at 3:30AM Mar 24, 2024Observed: 4.07 ft at 3:45AM Mar 24, 2024Observed: 4.08 ft at 4:00AM Mar 24, 2024Observed: 4.08 ft at 4:15AM Mar 24, 2024Observed: 4.09 ft at 4:30AM Mar 24, 2024Observed: 4.09 ft at 4:45AM Mar 24, 2024Observed: 4.1 ft at 5:00AM Mar 24, 2024Observed: 4.11 ft at 5:15AM Mar 24, 2024Observed: 4.12 ft at 5:30AM Mar 24, 2024Observed: 4.12 ft at 5:45AM Mar 24, 2024Observed: 4.13 ft at 6:00AM Mar 24, 2024Observed: 4.14 ft at 6:15AM Mar 24, 2024Observed: 4.15 ft at 6:30AM Mar 24, 2024Observed: 4.16 ft at 6:45AM Mar 24, 2024Observed: 4.17 ft at 7:00AM Mar 24, 2024Observed: 4.18 ft at 7:15AM Mar 24, 2024Observed: 4.19 ft at 7:30AM Mar 24, 2024Observed: 4.19 ft at 7:45AM Mar 24, 2024Observed: 4.2 ft at 8:00AM Mar 24, 2024Observed: 4.22 ft at 8:15AM Mar 24, 2024Observed: 4.22 ft at 8:30AM Mar 24, 2024Observed: 4.24 ft at 8:45AM Mar 24, 2024Observed: 4.25 ft at 9:00AM Mar 24, 2024Observed: 4.26 ft at 9:15AM Mar 24, 2024Observed: 4.27 ft at 9:30AM Mar 24, 2024Observed: 4.28 ft at 9:45AM Mar 24, 2024Observed: 4.29 ft at 10:00AM Mar 24, 2024Observed: 4.3 ft at 10:15AM Mar 24, 2024Observed: 4.31 ft at 10:30AM Mar 24, 2024Observed: 4.32 ft at 10:45AM Mar 24, 2024Observed: 4.33 ft at 11:00AM Mar 24, 2024Observed: 4.34 ft at 11:15AM Mar 24, 2024Observed: 4.35 ft at 11:30AM Mar 24, 2024Observed: 4.36 ft at 11:45AM Mar 24, 2024Observed: 4.37 ft at 12:00PM Mar 24, 2024Observed: 4.38 ft at 12:15PM Mar 24, 2024Observed: 4.39 ft at 12:30PM Mar 24, 2024Observed: 4.39 ft at 12:45PM Mar 24, 2024Observed: 4.4 ft at 1:00PM Mar 24, 2024Observed: 4.41 ft at 1:15PM Mar 24, 2024Observed: 4.42 ft at 1:30PM Mar 24, 2024Observed: 4.42 ft at 1:45PM Mar 24, 2024Observed: 4.43 ft at 2:00PM Mar 24, 2024Observed: 4.44 ft at 2:15PM Mar 24, 2024Observed: 4.45 ft at 2:30PM Mar 24, 2024Observed: 4.45 ft at 2:45PM Mar 24, 2024Observed: 4.46 ft at 3:00PM Mar 24, 2024Observed: 4.47 ft at 3:15PM Mar 24, 2024Observed: 4.47 ft at 3:30PM Mar 24, 2024Observed: 4.47 ft at 3:45PM Mar 24, 2024Observed: 4.48 ft at 4:00PM Mar 24, 2024Observed: 4.49 ft at 4:15PM Mar 24, 2024Observed: 4.49 ft at 4:30PM Mar 24, 2024Observed: 4.5 ft at 4:45PM Mar 24, 2024Observed: 4.5 ft at 5:00PM Mar 24, 2024Observed: 4.51 ft at 5:15PM Mar 24, 2024Observed: 4.51 ft at 5:30PM Mar 24, 2024Observed: 4.52 ft at 5:45PM Mar 24, 2024Observed: 4.52 ft at 6:00PM Mar 24, 2024Observed: 4.53 ft at 6:15PM Mar 24, 2024Observed: 4.53 ft at 6:30PM Mar 24, 2024Observed: 4.54 ft at 6:45PM Mar 24, 2024Observed: 4.54 ft at 7:00PM Mar 24, 2024Observed: 4.54 ft at 7:15PM Mar 24, 2024Observed: 4.54 ft at 7:30PM Mar 24, 2024Observed: 4.55 ft at 7:45PM Mar 24, 2024Observed: 4.55 ft at 8:00PM Mar 24, 2024Observed: 4.56 ft at 8:15PM Mar 24, 2024Observed: 4.56 ft at 8:30PM Mar 24, 2024Observed: 4.57 ft at 8:45PM Mar 24, 2024Observed: 4.57 ft at 9:00PM Mar 24, 2024Observed: 4.57 ft at 9:15PM Mar 24, 2024Observed: 4.57 ft at 9:30PM Mar 24, 2024Observed: 4.58 ft at 9:45PM Mar 24, 2024Observed: 4.58 ft at 10:00PM Mar 24, 2024Observed: 4.58 ft at 10:15PM Mar 24, 2024Observed: 4.58 ft at 10:30PM Mar 24, 2024Observed: 4.59 ft at 10:45PM Mar 24, 2024Observed: 4.59 ft at 11:00PM Mar 24, 2024Observed: 4.59 ft at 11:15PM Mar 24, 2024Observed: 4.6 ft at 11:30PM Mar 24, 2024Observed: 4.6 ft at 11:45PM Mar 24, 2024Observed: 4.6 ft at 12:00AM Mar 25, 2024Observed: 4.6 ft at 12:15AM Mar 25, 2024Observed: 4.6 ft at 12:30AM Mar 25, 2024Observed: 4.61 ft at 12:45AM Mar 25, 2024Observed: 4.61 ft at 1:00AM Mar 25, 2024Observed: 4.61 ft at 1:15AM Mar 25, 2024Observed: 4.61 ft at 1:30AM Mar 25, 2024Observed: 4.62 ft at 1:45AM Mar 25, 2024Observed: 4.62 ft at 2:00AM Mar 25, 2024Observed: 4.62 ft at 2:15AM Mar 25, 2024Observed: 4.62 ft at 2:30AM Mar 25, 2024Observed: 4.62 ft at 2:45AM Mar 25, 2024Observed: 4.62 ft at 3:00AM Mar 25, 2024Observed: 4.63 ft at 3:15AM Mar 25, 2024Observed: 4.63 ft at 3:30AM Mar 25, 2024Observed: 4.63 ft at 3:45AM Mar 25, 2024Observed: 4.63 ft at 4:00AM Mar 25, 2024Observed: 4.63 ft at 4:15AM Mar 25, 2024Observed: 4.63 ft at 4:30AM Mar 25, 2024Highest Observation: 4.64 ft at 4:45AM Mar 25, 2024Observed: 4.63 ft at 5:00AM Mar 25, 2024Observed: 4.63 ft at 5:15AM Mar 25, 2024Highest Observation: 4.64 ft at 5:30AM Mar 25, 2024Highest Observation: 4.64 ft at 5:45AM Mar 25, 2024Observed: 4.63 ft at 6:00AM Mar 25, 2024Highest Observation: 4.64 ft at 6:15AM Mar 25, 2024Highest Observation: 4.64 ft at 6:30AM Mar 25, 2024Highest Observation: 4.64 ft at 6:45AM Mar 25, 2024Observed: 4.63 ft at 7:00AM Mar 25, 2024Observed: 4.63 ft at 7:15AM Mar 25, 2024Observed: 4.63 ft at 7:30AM Mar 25, 2024Observed: 4.63 ft at 7:45AM Mar 25, 2024Observed: 4.63 ft at 8:00AM Mar 25, 2024Observed: 4.63 ft at 8:15AM Mar 25, 2024Observed: 4.63 ft at 8:30AM Mar 25, 2024Observed: 4.63 ft at 8:45AM Mar 25, 2024Observed: 4.63 ft at 9:00AM Mar 25, 2024Observed: 4.63 ft at 9:15AM Mar 25, 2024Observed: 4.63 ft at 9:30AM Mar 25, 2024Observed: 4.63 ft at 9:45AM Mar 25, 2024Observed: 4.63 ft at 10:00AM Mar 25, 2024Observed: 4.63 ft at 10:15AM Mar 25, 2024Observed: 4.63 ft at 10:30AM Mar 25, 2024Observed: 4.63 ft at 10:45AM Mar 25, 2024Observed: 4.62 ft at 11:00AM Mar 25, 2024Observed: 4.62 ft at 11:15AM Mar 25, 2024Observed: 4.62 ft at 11:30AM Mar 25, 2024Observed: 4.62 ft at 11:45AM Mar 25, 2024Observed: 4.61 ft at 12:00PM Mar 25, 2024Observed: 4.62 ft at 12:15PM Mar 25, 2024Observed: 4.61 ft at 12:30PM Mar 25, 2024Observed: 4.61 ft at 12:45PM Mar 25, 2024Observed: 4.61 ft at 1:00PM Mar 25, 2024Observed: 4.61 ft at 1:15PM Mar 25, 2024Observed: 4.6 ft at 1:30PM Mar 25, 2024Observed: 4.6 ft at 1:45PM Mar 25, 2024Observed: 4.6 ft at 2:00PM Mar 25, 2024Observed: 4.6 ft at 2:15PM Mar 25, 2024Observed: 4.59 ft at 2:30PM Mar 25, 2024Observed: 4.59 ft at 2:45PM Mar 25, 2024Observed: 4.59 ft at 3:00PM Mar 25, 2024Observed: 4.58 ft at 3:15PM Mar 25, 2024Observed: 4.58 ft at 3:30PM Mar 25, 2024Observed: 4.58 ft at 3:45PM Mar 25, 2024Observed: 4.58 ft at 4:00PM Mar 25, 2024Observed: 4.58 ft at 4:15PM Mar 25, 2024Observed: 4.57 ft at 4:30PM Mar 25, 2024Observed: 4.57 ft at 4:45PM Mar 25, 2024Observed: 4.57 ft at 5:00PM Mar 25, 2024Observed: 4.57 ft at 5:15PM Mar 25, 2024Observed: 4.56 ft at 5:30PM Mar 25, 2024Observed: 4.56 ft at 5:45PM Mar 25, 2024Observed: 4.56 ft at 6:00PM Mar 25, 2024Observed: 4.56 ft at 6:15PM Mar 25, 2024Observed: 4.56 ft at 6:30PM Mar 25, 2024Observed: 4.55 ft at 6:45PM Mar 25, 2024Observed: 4.55 ft at 7:00PM Mar 25, 2024Observed: 4.55 ft at 7:15PM Mar 25, 2024Observed: 4.55 ft at 7:30PM Mar 25, 2024Observed: 4.54 ft at 7:45PM Mar 25, 2024Observed: 4.54 ft at 8:00PM Mar 25, 2024Observed: 4.54 ft at 8:15PM Mar 25, 2024Observed: 4.54 ft at 8:30PM Mar 25, 2024Observed: 4.53 ft at 8:45PM Mar 25, 2024Observed: 4.53 ft at 9:00PM Mar 25, 2024Observed: 4.52 ft at 9:15PM Mar 25, 2024Observed: 4.52 ft at 9:30PM Mar 25, 2024Observed: 4.52 ft at 9:45PM Mar 25, 2024Observed: 4.52 ft at 10:00PM Mar 25, 2024Observed: 4.52 ft at 10:15PM Mar 25, 2024Observed: 4.51 ft at 10:30PM Mar 25, 2024Observed: 4.51 ft at 10:45PM Mar 25, 2024Observed: 4.51 ft at 11:00PM Mar 25, 2024Observed: 4.51 ft at 11:15PM Mar 25, 2024Observed: 4.5 ft at 11:30PM Mar 25, 2024Observed: 4.5 ft at 11:45PM Mar 25, 2024Observed: 4.5 ft at 12:00AM Mar 26, 2024Observed: 4.5 ft at 12:15AM Mar 26, 2024Observed: 4.49 ft at 12:30AM Mar 26, 2024Observed: 4.49 ft at 12:45AM Mar 26, 2024Observed: 4.49 ft at 1:00AM Mar 26, 2024Observed: 4.48 ft at 1:15AM Mar 26, 2024Observed: 4.48 ft at 1:30AM Mar 26, 2024Observed: 4.48 ft at 1:45AM Mar 26, 2024Observed: 4.48 ft at 2:00AM Mar 26, 2024Observed: 4.47 ft at 2:15AM Mar 26, 2024Observed: 4.47 ft at 2:30AM Mar 26, 2024Observed: 4.47 ft at 2:45AM Mar 26, 2024Observed: 4.47 ft at 3:00AM Mar 26, 2024Observed: 4.46 ft at 3:15AM Mar 26, 2024Observed: 4.46 ft at 3:30AM Mar 26, 2024Observed: 4.46 ft at 3:45AM Mar 26, 2024Observed: 4.46 ft at 4:00AM Mar 26, 2024Observed: 4.45 ft at 4:15AM Mar 26, 2024Observed: 4.45 ft at 4:30AM Mar 26, 2024Observed: 4.45 ft at 4:45AM Mar 26, 2024Observed: 4.44 ft at 5:00AM Mar 26, 2024Observed: 4.44 ft at 5:15AM Mar 26, 2024Observed: 4.44 ft at 5:30AM Mar 26, 2024Observed: 4.43 ft at 5:45AM Mar 26, 2024Observed: 4.43 ft at 6:00AM Mar 26, 2024Observed: 4.43 ft at 6:15AM Mar 26, 2024Observed: 4.43 ft at 6:30AM Mar 26, 2024Observed: 4.42 ft at 6:45AM Mar 26, 2024Observed: 4.42 ft at 7:00AM Mar 26, 2024Observed: 4.42 ft at 7:15AM Mar 26, 2024Observed: 4.42 ft at 7:30AM Mar 26, 2024Observed: 4.41 ft at 7:45AM Mar 26, 2024Observed: 4.41 ft at 8:00AM Mar 26, 2024Observed: 4.41 ft at 8:15AM Mar 26, 2024Observed: 4.41 ft at 8:30AM Mar 26, 2024Observed: 4.4 ft at 8:45AM Mar 26, 2024Observed: 4.4 ft at 9:00AM Mar 26, 2024Observed: 4.4 ft at 9:15AM Mar 26, 2024Observed: 4.4 ft at 9:30AM Mar 26, 2024Observed: 4.39 ft at 9:45AM Mar 26, 2024Observed: 4.39 ft at 10:00AM Mar 26, 2024Observed: 4.38 ft at 10:15AM Mar 26, 2024Observed: 4.38 ft at 10:30AM Mar 26, 2024Observed: 4.38 ft at 10:45AM Mar 26, 2024Observed: 4.38 ft at 11:00AM Mar 26, 2024Observed: 4.38 ft at 11:15AM Mar 26, 2024Observed: 4.37 ft at 11:30AM Mar 26, 2024Observed: 4.37 ft at 11:45AM Mar 26, 2024Observed: 4.37 ft at 12:00PM Mar 26, 2024Observed: 4.37 ft at 12:15PM Mar 26, 2024Observed: 4.36 ft at 12:30PM Mar 26, 2024Observed: 4.36 ft at 12:45PM Mar 26, 2024Observed: 4.36 ft at 1:00PM Mar 26, 2024Observed: 4.35 ft at 1:15PM Mar 26, 2024Observed: 4.35 ft at 1:30PM Mar 26, 2024Observed: 4.35 ft at 1:45PM Mar 26, 2024Observed: 4.35 ft at 2:00PM Mar 26, 2024Observed: 4.34 ft at 2:15PM Mar 26, 2024Observed: 4.34 ft at 2:30PM Mar 26, 2024Observed: 4.34 ft at 2:45PM Mar 26, 2024Observed: 4.34 ft at 3:00PM Mar 26, 2024Observed: 4.34 ft at 3:15PM Mar 26, 2024Observed: 4.33 ft at 3:30PM Mar 26, 2024Observed: 4.33 ft at 3:45PM Mar 26, 2024Observed: 4.33 ft at 4:00PM Mar 26, 2024Observed: 4.33 ft at 4:15PM Mar 26, 2024Observed: 4.33 ft at 4:30PM Mar 26, 2024Observed: 4.33 ft at 4:45PM Mar 26, 2024Observed: 4.32 ft at 5:00PM Mar 26, 2024Observed: 4.32 ft at 5:15PM Mar 26, 2024Observed: 4.31 ft at 5:30PM Mar 26, 2024Observed: 4.31 ft at 5:45PM Mar 26, 2024Observed: 4.31 ft at 6:00PM Mar 26, 2024Observed: 4.31 ft at 6:15PM Mar 26, 2024Observed: 4.31 ft at 6:30PM Mar 26, 2024Observed: 4.3 ft at 6:45PM Mar 26, 2024Observed: 4.3 ft at 7:00PM Mar 26, 2024Observed: 4.3 ft at 7:15PM Mar 26, 2024Observed: 4.3 ft at 7:30PM Mar 26, 2024Observed: 4.29 ft at 7:45PM Mar 26, 2024Observed: 4.3 ft at 8:00PM Mar 26, 2024Observed: 4.29 ft at 8:15PM Mar 26, 2024Observed: 4.29 ft at 8:30PM Mar 26, 2024Observed: 4.29 ft at 8:45PM Mar 26, 2024Observed: 4.29 ft at 9:00PM Mar 26, 2024Observed: 4.28 ft at 9:15PM Mar 26, 2024Observed: 4.28 ft at 9:30PM Mar 26, 2024Observed: 4.28 ft at 9:45PM Mar 26, 2024Observed: 4.28 ft at 10:00PM Mar 26, 2024Observed: 4.28 ft at 10:15PM Mar 26, 2024Observed: 4.27 ft at 10:30PM Mar 26, 2024Observed: 4.28 ft at 10:45PM Mar 26, 2024Observed: 4.27 ft at 11:00PM Mar 26, 2024Observed: 4.28 ft at 11:15PM Mar 26, 2024Observed: 4.27 ft at 11:30PM Mar 26, 2024Observed: 4.27 ft at 11:45PM Mar 26, 2024Observed: 4.27 ft at 12:00AM Mar 27, 2024Observed: 4.27 ft at 12:15AM Mar 27, 2024Observed: 4.27 ft at 12:30AM Mar 27, 2024Observed: 4.27 ft at 12:45AM Mar 27, 2024Observed: 4.26 ft at 1:00AM Mar 27, 2024Observed: 4.26 ft at 1:15AM Mar 27, 2024Observed: 4.26 ft at 1:30AM Mar 27, 2024Observed: 4.26 ft at 1:45AM Mar 27, 2024Observed: 4.26 ft at 2:00AM Mar 27, 2024Observed: 4.26 ft at 2:15AM Mar 27, 2024Observed: 4.25 ft at 2:30AM Mar 27, 2024Observed: 4.25 ft at 2:45AM Mar 27, 2024Observed: 4.25 ft at 3:00AM Mar 27, 2024Observed: 4.25 ft at 3:15AM Mar 27, 2024Observed: 4.24 ft at 3:30AM Mar 27, 2024Observed: 4.24 ft at 3:45AM Mar 27, 2024Observed: 4.24 ft at 4:00AM Mar 27, 2024Observed: 4.24 ft at 4:15AM Mar 27, 2024Observed: 4.24 ft at 4:30AM Mar 27, 2024Observed: 4.24 ft at 4:45AM Mar 27, 2024Observed: 4.23 ft at 5:00AM Mar 27, 2024Observed: 4.23 ft at 5:15AM Mar 27, 2024Observed: 4.23 ft at 5:30AM Mar 27, 2024Observed: 4.23 ft at 5:45AM Mar 27, 2024Observed: 4.23 ft at 6:00AM Mar 27, 2024Observed: 4.22 ft at 6:15AM Mar 27, 2024Observed: 4.23 ft at 6:30AM Mar 27, 2024Observed: 4.22 ft at 6:45AM Mar 27, 2024Observed: 4.22 ft at 7:00AM Mar 27, 2024Observed: 4.22 ft at 7:15AM Mar 27, 2024Observed: 4.22 ft at 7:30AM Mar 27, 2024Observed: 4.22 ft at 7:45AM Mar 27, 2024Observed: 4.21 ft at 8:00AM Mar 27, 2024Observed: 4.21 ft at 8:15AM Mar 27, 2024Observed: 4.21 ft at 8:30AM Mar 27, 2024Observed: 4.21 ft at 8:45AM Mar 27, 2024Observed: 4.21 ft at 9:00AM Mar 27, 2024Observed: 4.2 ft at 9:15AM Mar 27, 2024Observed: 4.2 ft at 9:30AM Mar 27, 2024Observed: 4.2 ft at 9:45AM Mar 27, 2024Observed: 4.2 ft at 10:00AM Mar 27, 2024Observed: 4.2 ft at 10:15AM Mar 27, 2024Observed: 4.2 ft at 10:30AM Mar 27, 2024Observed: 4.19 ft at 10:45AM Mar 27, 2024Observed: 4.19 ft at 11:00AM Mar 27, 2024Observed: 4.19 ft at 11:15AM Mar 27, 2024Observed: 4.18 ft at 11:30AM Mar 27, 2024Observed: 4.18 ft at 11:45AM Mar 27, 2024Observed: 4.18 ft at 12:00PM Mar 27, 2024Observed: 4.18 ft at 12:15PM Mar 27, 2024Observed: 4.18 ft at 12:30PM Mar 27, 2024Observed: 4.17 ft at 12:45PM Mar 27, 2024Observed: 4.17 ft at 1:00PM Mar 27, 2024Observed: 4.17 ft at 1:15PM Mar 27, 2024Observed: 4.17 ft at 1:30PM Mar 27, 2024Observed: 4.17 ft at 1:45PM Mar 27, 2024Observed: 4.17 ft at 2:00PM Mar 27, 2024Observed: 4.16 ft at 2:15PM Mar 27, 2024Observed: 4.16 ft at 2:30PM Mar 27, 2024Observed: 4.16 ft at 2:45PM Mar 27, 2024Observed: 4.16 ft at 3:00PM Mar 27, 2024Observed: 4.16 ft at 3:15PM Mar 27, 2024Observed: 4.15 ft at 3:30PM Mar 27, 2024Observed: 4.15 ft at 3:45PM Mar 27, 2024Observed: 4.15 ft at 4:00PM Mar 27, 2024Observed: 4.15 ft at 4:15PM Mar 27, 2024Observed: 4.14 ft at 4:30PM Mar 27, 2024Observed: 4.14 ft at 4:45PM Mar 27, 2024Observed: 4.14 ft at 5:00PM Mar 27, 2024Observed: 4.14 ft at 5:15PM Mar 27, 2024Observed: 4.14 ft at 5:30PM Mar 27, 2024Observed: 4.14 ft at 5:45PM Mar 27, 2024Observed: 4.13 ft at 6:00PM Mar 27, 2024Observed: 4.13 ft at 6:15PM Mar 27, 2024Observed: 4.13 ft at 6:30PM Mar 27, 2024Observed: 4.13 ft at 6:45PM Mar 27, 2024Observed: 4.13 ft at 7:00PM Mar 27, 2024Observed: 4.12 ft at 7:15PM Mar 27, 2024Observed: 4.12 ft at 7:30PM Mar 27, 2024Observed: 4.12 ft at 7:45PM Mar 27, 2024Observed: 4.12 ft at 8:00PM Mar 27, 2024Observed: 4.12 ft at 8:15PM Mar 27, 2024Observed: 4.12 ft at 8:30PM Mar 27, 2024Observed: 4.12 ft at 8:45PM Mar 27, 2024Observed: 4.11 ft at 9:00PM Mar 27, 2024Observed: 4.11 ft at 9:15PM Mar 27, 2024Observed: 4.11 ft at 9:30PM Mar 27, 2024Observed: 4.11 ft at 9:45PM Mar 27, 2024Observed: 4.11 ft at 10:00PM Mar 27, 2024Observed: 4.1 ft at 10:15PM Mar 27, 2024Observed: 4.1 ft at 10:30PM Mar 27, 2024Observed: 4.1 ft at 10:45PM Mar 27, 2024Observed: 4.1 ft at 11:00PM Mar 27, 2024Observed: 4.1 ft at 11:15PM Mar 27, 2024Observed: 4.1 ft at 11:30PM Mar 27, 2024Observed: 4.1 ft at 11:45PM Mar 27, 2024Observed: 4.1 ft at 12:00AM Mar 28, 2024Observed: 4.1 ft at 12:15AM Mar 28, 2024Observed: 4.1 ft at 12:30AM Mar 28, 2024Observed: 4.09 ft at 12:45AM Mar 28, 2024Observed: 4.09 ft at 1:00AM Mar 28, 2024Observed: 4.09 ft at 1:15AM Mar 28, 2024Observed: 4.09 ft at 1:30AM Mar 28, 2024Observed: 4.09 ft at 1:45AM Mar 28, 2024Observed: 4.09 ft at 2:00AM Mar 28, 2024Observed: 4.09 ft at 2:15AM Mar 28, 2024Observed: 4.08 ft at 2:30AM Mar 28, 2024Observed: 4.08 ft at 2:45AM Mar 28, 2024Observed: 4.09 ft at 3:00AM Mar 28, 2024Observed: 4.08 ft at 3:15AM Mar 28, 2024Observed: 4.09 ft at 3:30AM Mar 28, 2024Observed: 4.08 ft at 3:45AM Mar 28, 2024Observed: 4.08 ft at 4:00AM Mar 28, 2024Observed: 4.08 ft at 4:15AM Mar 28, 2024Observed: 4.08 ft at 4:30AM Mar 28, 2024Observed: 4.08 ft at 4:45AM Mar 28, 2024Observed: 4.07 ft at 5:00AM Mar 28, 2024Observed: 4.08 ft at 5:15AM Mar 28, 2024Observed: 4.07 ft at 5:30AM Mar 28, 2024Observed: 4.08 ft at 5:45AM Mar 28, 2024Observed: 4.07 ft at 6:00AM Mar 28, 2024Observed: 4.07 ft at 6:15AM Mar 28, 2024Observed: 4.07 ft at 6:30AM Mar 28, 2024Observed: 4.07 ft at 6:45AM Mar 28, 2024Observed: 4.07 ft at 7:00AM Mar 28, 2024Observed: 4.07 ft at 7:15AM Mar 28, 2024Observed: 4.06 ft at 7:30AM Mar 28, 2024Observed: 4.06 ft at 7:45AM Mar 28, 2024Observed: 4.06 ft at 8:00AM Mar 28, 2024Observed: 4.06 ft at 8:15AM Mar 28, 2024Observed: 4.06 ft at 8:30AM Mar 28, 2024Observed: 4.06 ft at 8:45AM Mar 28, 2024Observed: 4.06 ft at 9:00AM Mar 28, 2024Observed: 4.06 ft at 9:15AM Mar 28, 2024Observed: 4.06 ft at 9:30AM Mar 28, 2024Observed: 4.06 ft at 9:45AM Mar 28, 2024Observed: 4.06 ft at 10:00AM Mar 28, 2024Observed: 4.05 ft at 10:15AM Mar 28, 2024Observed: 4.05 ft at 10:30AM Mar 28, 2024Observed: 4.05 ft at 10:45AM Mar 28, 2024Observed: 4.05 ft at 11:00AM Mar 28, 2024Observed: 4.05 ft at 11:15AM Mar 28, 2024Observed: 4.05 ft at 11:30AM Mar 28, 2024Observed: 4.05 ft at 11:45AM Mar 28, 2024Observed: 4.05 ft at 12:00PM Mar 28, 2024Observed: 4.05 ft at 12:15PM Mar 28, 2024Observed: 4.05 ft at 12:30PM Mar 28, 2024Observed: 4.05 ft at 12:45PM Mar 28, 2024Observed: 4.04 ft at 1:00PM Mar 28, 2024Observed: 4.04 ft at 1:15PM Mar 28, 2024Observed: 4.04 ft at 1:30PM Mar 28, 2024Observed: 4.04 ft at 1:45PM Mar 28, 2024Observed: 4.04 ft at 2:00PM Mar 28, 2024Observed: 4.04 ft at 2:15PM Mar 28, 2024Observed: 4.04 ft at 2:30PM Mar 28, 2024Observed: 4.04 ft at 2:45PM Mar 28, 2024Observed: 4.03 ft at 3:00PM Mar 28, 2024Observed: 4.04 ft at 3:15PM Mar 28, 2024Observed: 4.04 ft at 3:30PM Mar 28, 2024Observed: 4.04 ft at 3:45PM Mar 28, 2024Observed: 4.03 ft at 4:00PM Mar 28, 2024Observed: 4.03 ft at 4:15PM Mar 28, 2024Observed: 4.03 ft at 4:30PM Mar 28, 2024Highest Forecast: 4 ft 8:00PM Mar 28, 2024Highest Forecast: 4 ft 2:00AM Mar 29, 2024Highest Forecast: 4 ft 8:00AM Mar 29, 2024Forecast: 3.9 ft 2:00PM Mar 29, 2024Forecast: 3.9 ft 8:00PM Mar 29, 2024Forecast: 3.8 ft 2:00AM Mar 30, 2024Forecast: 3.8 ft 8:00AM Mar 30, 2024Forecast: 3.7 ft 2:00PM Mar 30, 2024Forecast: 3.7 ft 8:00PM Mar 30, 2024Forecast: 3.7 ft 2:00AM Mar 31, 2024Forecast: 3.8 ft 8:00AM Mar 31, 2024USGS--Water Resources of the United StatesSHEW2(plotting HGIRG) Graph Created (5:41PM Mar 28, 2024)ObservedForecast (issued 10:10AM Mar 28)Latest observed value: 4.03 ft at 4:30 PM EDT 28-Mar-2024. Flood Stage is 15 ft
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Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Potomac River at Shepherdstown are issued routinely year-round.
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Upstream Gauge - at Williamsport Upstream Gauge Downstream Gauge Downstream Gauge - at Harpers Ferry
Flood Categories (in feet)
Major Flood Stage: 25
Moderate Flood Stage: 22
Flood Stage: 15
Action Stage: 8
Low Stage (in feet): -9999

Historic Crests
(1) 42.07 ft on 03/19/1936
(2) 39.20 ft on 06/01/1889
(3) 33.20 ft on 04/27/1937
(4) 32.68 ft on 10/16/1942
(5) 32.50 ft on 01/21/1996
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 20.00 ft on 05/08/2022 (P)
(2) 17.54 ft on 03/02/2021
(3) 15.25 ft on 05/02/2020 (P)
(4) 22.12 ft on 12/17/2018
(5) 21.36 ft on 09/29/2018
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.
Zoom Level:16
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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.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
25 Significant flooding is occurring throughout this stretch of the Potomac, with numerous buildings and roads inundated, and a few homes. Major impacts are occurring on C&O Canal property.
24 Water begins to cover the parking lot adjacent to the Shepherdstown boat ramp, and approaches the lowest point of an adjacent building. Water also reaches the upper parking area of the boat ramp adjacent to Dam Number Four on the West Virginia side of the river.
22 Water approaches homes on the West Virginia side of the river near Shepherdstown, and impacts are also observed on the Maryland side, not just to the C&O Canal towpath, but also to roads and structures.
19 Water covers the pedestrian bridge adjacent to the Shepherdstown boat ramp. Significant portions of the C&O Canal towpath are flooded.
16 Water goes over the banks of the Potomac near the mouth of the Opequon River.
15 River Road is completely flooded in low spots between Shepherdstown and Harpers Ferry. Significant portions of the C&O Canal towpath are flooded between McMahons Mill and Dam Number Four.
13 River Road near Shepherdstown begins to flood. Water completely covers the boat ramp at Shepherdstown.
12 Water reaches the lowest part of the parking areas at Big Slackwater and Taylors Landing on the Maryland side of the river.
10 Water begins to cover the C&O Canal towpath upstream and downstream of McMahons Mill.
8 Water covers the lower parking area of the boat ramp adjacent to Dam Number Four on the West Virginia side of the river.
About This Location Collapse

Latitude: 39.434722° N, Longitude: 77.801389° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 15 ft 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 Not Available 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:

Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
7 Day (NAEFS) 7 Day (GEFS)
NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours.

Click individual graphics to enlarge.

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Hydrologic Resources Additional Resources
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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
(Baltimore/Washington) Sterling Weather Forecast Office
43858 Weather Service Rd.
Sterling, VA 20166
(571) 888-3500
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Page last modified: 2-Nov-2020 7:30 PM
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