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Hydrograph River at a Glance Download
Potomac River at Edwards Ferry Stage (ft)Observed: 8.41 ft at 4:45PM Apr 09, 2024Observed: 8.4 ft at 5:00PM Apr 09, 2024Observed: 8.4 ft at 5:01PM Apr 09, 2024Observed: 8.4 ft at 5:15PM Apr 09, 2024Observed: 8.4 ft at 5:17PM Apr 09, 2024Observed: 8.39 ft at 5:30PM Apr 09, 2024Observed: 8.39 ft at 5:31PM Apr 09, 2024Observed: 8.39 ft at 5:45PM Apr 09, 2024Observed: 8.39 ft at 5:46PM Apr 09, 2024Observed: 8.39 ft at 6:00PM Apr 09, 2024Observed: 8.39 ft at 6:01PM Apr 09, 2024Observed: 8.38 ft at 6:15PM Apr 09, 2024Observed: 8.38 ft at 6:16PM Apr 09, 2024Observed: 8.38 ft at 6:30PM Apr 09, 2024Observed: 8.38 ft at 6:31PM Apr 09, 2024Observed: 8.37 ft at 6:45PM Apr 09, 2024Observed: 8.37 ft at 7:00PM Apr 09, 2024Observed: 8.37 ft at 7:01PM Apr 09, 2024Observed: 8.36 ft at 7:15PM Apr 09, 2024Observed: 8.36 ft at 7:17PM Apr 09, 2024Observed: 8.36 ft at 7:30PM Apr 09, 2024Observed: 8.36 ft at 7:45PM Apr 09, 2024Observed: 8.36 ft at 7:47PM Apr 09, 2024Observed: 8.35 ft at 8:00PM Apr 09, 2024Observed: 8.35 ft at 8:02PM Apr 09, 2024Observed: 8.35 ft at 8:15PM Apr 09, 2024Observed: 8.35 ft at 8:16PM Apr 09, 2024Observed: 8.34 ft at 8:30PM Apr 09, 2024Observed: 8.34 ft at 8:31PM Apr 09, 2024Observed: 8.34 ft at 8:45PM Apr 09, 2024Observed: 8.34 ft at 8:46PM Apr 09, 2024Observed: 8.34 ft at 9:00PM Apr 09, 2024Observed: 8.34 ft at 9:01PM Apr 09, 2024Observed: 8.33 ft at 9:15PM Apr 09, 2024Observed: 8.33 ft at 9:17PM Apr 09, 2024Observed: 8.32 ft at 9:30PM Apr 09, 2024Observed: 8.32 ft at 9:31PM Apr 09, 2024Observed: 8.32 ft at 9:45PM Apr 09, 2024Observed: 8.32 ft at 10:00PM Apr 09, 2024Observed: 8.32 ft at 10:01PM Apr 09, 2024Observed: 8.31 ft at 10:15PM Apr 09, 2024Observed: 8.31 ft at 10:30PM Apr 09, 2024Observed: 8.31 ft at 10:32PM Apr 09, 2024Observed: 8.3 ft at 10:45PM Apr 09, 2024Observed: 8.3 ft at 11:00PM Apr 09, 2024Observed: 8.29 ft at 11:15PM Apr 09, 2024Observed: 8.29 ft at 11:30PM Apr 09, 2024Observed: 8.28 ft at 11:45PM Apr 09, 2024Observed: 8.28 ft at 12:00AM Apr 10, 2024Observed: 8.27 ft at 12:15AM Apr 10, 2024Observed: 8.26 ft at 12:30AM Apr 10, 2024Observed: 8.26 ft at 12:45AM Apr 10, 2024Observed: 8.26 ft at 1:00AM Apr 10, 2024Observed: 8.25 ft at 1:15AM Apr 10, 2024Observed: 8.25 ft at 1:30AM Apr 10, 2024Observed: 8.24 ft at 1:45AM Apr 10, 2024Observed: 8.21 ft at 3:00AM Apr 10, 2024Observed: 8.2 ft at 3:15AM Apr 10, 2024Observed: 8.2 ft at 3:30AM Apr 10, 2024Observed: 8.19 ft at 3:45AM Apr 10, 2024Observed: 8.19 ft at 4:00AM Apr 10, 2024Observed: 8.18 ft at 4:15AM Apr 10, 2024Observed: 8.17 ft at 4:30AM Apr 10, 2024Observed: 8.17 ft at 4:45AM Apr 10, 2024Observed: 8.16 ft at 5:00AM Apr 10, 2024Observed: 8.16 ft at 5:15AM Apr 10, 2024Observed: 8.15 ft at 5:30AM Apr 10, 2024Observed: 8.14 ft at 5:45AM Apr 10, 2024Observed: 8.14 ft at 6:00AM Apr 10, 2024Observed: 8.13 ft at 6:15AM Apr 10, 2024Observed: 8.12 ft at 6:30AM Apr 10, 2024Observed: 8.12 ft at 6:32AM Apr 10, 2024Observed: 8.11 ft at 6:45AM Apr 10, 2024Observed: 8.11 ft at 7:00AM Apr 10, 2024Observed: 8.1 ft at 7:15AM Apr 10, 2024Observed: 8.09 ft at 7:30AM Apr 10, 2024Observed: 8.09 ft at 7:45AM Apr 10, 2024Observed: 8.08 ft at 8:00AM Apr 10, 2024Observed: 8.07 ft at 8:15AM Apr 10, 2024Observed: 8.07 ft at 8:30AM Apr 10, 2024Observed: 8.06 ft at 8:45AM Apr 10, 2024Observed: 8.05 ft at 9:00AM Apr 10, 2024Observed: 8.04 ft at 9:15AM Apr 10, 2024Observed: 8.04 ft at 9:30AM Apr 10, 2024Observed: 8.03 ft at 9:45AM Apr 10, 2024Observed: 8.02 ft at 10:00AM Apr 10, 2024Observed: 8.02 ft at 10:15AM Apr 10, 2024Observed: 8.01 ft at 10:30AM Apr 10, 2024Observed: 8 ft at 10:45AM Apr 10, 2024Observed: 7.99 ft at 11:00AM Apr 10, 2024Observed: 7.99 ft at 11:15AM Apr 10, 2024Observed: 7.98 ft at 11:30AM Apr 10, 2024Observed: 7.97 ft at 11:45AM Apr 10, 2024Observed: 7.97 ft at 12:00PM Apr 10, 2024Observed: 7.96 ft at 12:15PM Apr 10, 2024Observed: 7.95 ft at 12:30PM Apr 10, 2024Observed: 7.94 ft at 12:45PM Apr 10, 2024Observed: 7.93 ft at 1:00PM Apr 10, 2024Observed: 7.93 ft at 1:15PM Apr 10, 2024Observed: 7.92 ft at 1:30PM Apr 10, 2024Observed: 7.91 ft at 1:45PM Apr 10, 2024Observed: 7.9 ft at 2:00PM Apr 10, 2024Observed: 7.9 ft at 2:15PM Apr 10, 2024Observed: 7.89 ft at 2:30PM Apr 10, 2024Observed: 7.89 ft at 2:31PM Apr 10, 2024Observed: 7.88 ft at 2:45PM Apr 10, 2024Observed: 7.88 ft at 3:00PM Apr 10, 2024Observed: 7.87 ft at 3:15PM Apr 10, 2024Observed: 7.86 ft at 3:30PM Apr 10, 2024Observed: 7.85 ft at 3:45PM Apr 10, 2024Observed: 7.85 ft at 4:00PM Apr 10, 2024Observed: 7.84 ft at 4:15PM Apr 10, 2024Observed: 7.84 ft at 4:30PM Apr 10, 2024Observed: 7.83 ft at 4:45PM Apr 10, 2024Observed: 7.82 ft at 5:00PM Apr 10, 2024Observed: 7.81 ft at 5:15PM Apr 10, 2024Observed: 7.81 ft at 5:30PM Apr 10, 2024Observed: 7.8 ft at 5:45PM Apr 10, 2024Observed: 7.79 ft at 6:00PM Apr 10, 2024Observed: 7.78 ft at 6:15PM Apr 10, 2024Observed: 7.77 ft at 6:30PM Apr 10, 2024Observed: 7.77 ft at 6:45PM Apr 10, 2024Observed: 7.76 ft at 7:00PM Apr 10, 2024Observed: 7.75 ft at 7:15PM Apr 10, 2024Observed: 7.74 ft at 7:30PM Apr 10, 2024Observed: 7.74 ft at 7:45PM Apr 10, 2024Observed: 7.73 ft at 8:00PM Apr 10, 2024Observed: 7.72 ft at 8:15PM Apr 10, 2024Observed: 7.71 ft at 8:30PM Apr 10, 2024Observed: 7.71 ft at 8:45PM Apr 10, 2024Observed: 7.7 ft at 9:00PM Apr 10, 2024Observed: 7.69 ft at 9:15PM Apr 10, 2024Observed: 7.69 ft at 9:30PM Apr 10, 2024Observed: 7.68 ft at 9:45PM Apr 10, 2024Observed: 7.67 ft at 10:00PM Apr 10, 2024Observed: 7.67 ft at 10:15PM Apr 10, 2024Observed: 7.66 ft at 10:30PM Apr 10, 2024Observed: 7.66 ft at 10:31PM Apr 10, 2024Observed: 7.65 ft at 10:45PM Apr 10, 2024Observed: 7.65 ft at 11:00PM Apr 10, 2024Observed: 7.64 ft at 11:15PM Apr 10, 2024Observed: 7.64 ft at 11:30PM Apr 10, 2024Observed: 7.63 ft at 11:45PM Apr 10, 2024Observed: 7.62 ft at 12:00AM Apr 11, 2024Observed: 7.62 ft at 12:15AM Apr 11, 2024Observed: 7.61 ft at 12:30AM Apr 11, 2024Observed: 7.61 ft at 12:45AM Apr 11, 2024Observed: 7.6 ft at 1:00AM Apr 11, 2024Observed: 7.6 ft at 1:15AM Apr 11, 2024Observed: 7.6 ft at 1:30AM Apr 11, 2024Observed: 7.59 ft at 1:45AM Apr 11, 2024Observed: 7.59 ft at 2:00AM Apr 11, 2024Observed: 7.59 ft at 2:15AM Apr 11, 2024Observed: 7.59 ft at 2:30AM Apr 11, 2024Observed: 7.58 ft at 2:45AM Apr 11, 2024Observed: 7.58 ft at 3:00AM Apr 11, 2024Observed: 7.58 ft at 3:15AM Apr 11, 2024Observed: 7.58 ft at 3:30AM Apr 11, 2024Observed: 7.57 ft at 3:45AM Apr 11, 2024Observed: 7.58 ft at 4:00AM Apr 11, 2024Observed: 7.58 ft at 4:15AM Apr 11, 2024Observed: 7.57 ft at 4:30AM Apr 11, 2024Observed: 7.57 ft at 4:45AM Apr 11, 2024Observed: 7.57 ft at 5:00AM Apr 11, 2024Observed: 7.57 ft at 5:15AM Apr 11, 2024Observed: 7.57 ft at 5:30AM Apr 11, 2024Observed: 7.57 ft at 5:45AM Apr 11, 2024Observed: 7.57 ft at 6:00AM Apr 11, 2024Observed: 7.56 ft at 6:15AM Apr 11, 2024Observed: 7.56 ft at 6:30AM Apr 11, 2024Observed: 7.56 ft at 6:31AM Apr 11, 2024Observed: 7.56 ft at 6:45AM Apr 11, 2024Observed: 7.56 ft at 7:00AM Apr 11, 2024Observed: 7.55 ft at 7:15AM Apr 11, 2024Observed: 7.55 ft at 7:30AM Apr 11, 2024Observed: 7.55 ft at 7:45AM Apr 11, 2024Observed: 7.55 ft at 8:00AM Apr 11, 2024Observed: 7.54 ft at 8:15AM Apr 11, 2024Observed: 7.54 ft at 8:30AM Apr 11, 2024Observed: 7.54 ft at 8:45AM Apr 11, 2024Observed: 7.53 ft at 9:00AM Apr 11, 2024Observed: 7.53 ft at 9:15AM Apr 11, 2024Observed: 7.52 ft at 9:30AM Apr 11, 2024Observed: 7.52 ft at 9:45AM Apr 11, 2024Observed: 7.51 ft at 10:00AM Apr 11, 2024Observed: 7.52 ft at 10:15AM Apr 11, 2024Observed: 7.51 ft at 10:30AM Apr 11, 2024Observed: 7.51 ft at 10:45AM Apr 11, 2024Observed: 7.5 ft at 11:00AM Apr 11, 2024Observed: 7.5 ft at 11:15AM Apr 11, 2024Observed: 7.49 ft at 11:30AM Apr 11, 2024Observed: 7.5 ft at 11:45AM Apr 11, 2024Observed: 7.48 ft at 12:00PM Apr 11, 2024Observed: 7.48 ft at 12:15PM Apr 11, 2024Observed: 7.47 ft at 12:30PM Apr 11, 2024Observed: 7.48 ft at 12:45PM Apr 11, 2024Observed: 7.47 ft at 1:00PM Apr 11, 2024Observed: 7.47 ft at 1:15PM Apr 11, 2024Observed: 7.46 ft at 1:30PM Apr 11, 2024Observed: 7.46 ft at 1:45PM Apr 11, 2024Observed: 7.45 ft at 2:00PM Apr 11, 2024Observed: 7.44 ft at 2:15PM Apr 11, 2024Observed: 7.44 ft at 2:30PM Apr 11, 2024Observed: 7.44 ft at 2:31PM Apr 11, 2024Observed: 7.44 ft at 2:45PM Apr 11, 2024Observed: 7.43 ft at 3:00PM Apr 11, 2024Observed: 7.43 ft at 3:15PM Apr 11, 2024Observed: 7.42 ft at 3:30PM Apr 11, 2024Observed: 7.42 ft at 3:45PM Apr 11, 2024Observed: 7.41 ft at 4:00PM Apr 11, 2024Observed: 7.41 ft at 4:15PM Apr 11, 2024Observed: 7.41 ft at 4:30PM Apr 11, 2024Observed: 7.41 ft at 4:45PM Apr 11, 2024Observed: 7.4 ft at 5:00PM Apr 11, 2024Observed: 7.4 ft at 5:15PM Apr 11, 2024Observed: 7.39 ft at 5:30PM Apr 11, 2024Observed: 7.39 ft at 5:45PM Apr 11, 2024Observed: 7.39 ft at 6:00PM Apr 11, 2024Observed: 7.39 ft at 6:15PM Apr 11, 2024Observed: 7.38 ft at 6:30PM Apr 11, 2024Observed: 7.37 ft at 6:45PM Apr 11, 2024Observed: 7.37 ft at 7:00PM Apr 11, 2024Observed: 7.37 ft at 7:15PM Apr 11, 2024Observed: 7.36 ft at 7:30PM Apr 11, 2024Observed: 7.36 ft at 7:45PM Apr 11, 2024Observed: 7.36 ft at 8:00PM Apr 11, 2024Observed: 7.35 ft at 8:15PM Apr 11, 2024Observed: 7.34 ft at 8:30PM Apr 11, 2024Observed: 7.35 ft at 8:45PM Apr 11, 2024Observed: 7.33 ft at 9:00PM Apr 11, 2024Observed: 7.33 ft at 9:15PM Apr 11, 2024Observed: 7.33 ft at 9:30PM Apr 11, 2024Observed: 7.32 ft at 9:45PM Apr 11, 2024Observed: 7.32 ft at 10:00PM Apr 11, 2024Observed: 7.32 ft at 10:15PM Apr 11, 2024Observed: 7.31 ft at 10:30PM Apr 11, 2024Observed: 7.31 ft at 10:31PM Apr 11, 2024Observed: 7.32 ft at 10:45PM Apr 11, 2024Observed: 7.31 ft at 11:00PM Apr 11, 2024Observed: 7.31 ft at 11:15PM Apr 11, 2024Observed: 7.3 ft at 11:30PM Apr 11, 2024Observed: 7.3 ft at 11:45PM Apr 11, 2024Observed: 7.29 ft at 12:00AM Apr 12, 2024Observed: 7.29 ft at 12:15AM Apr 12, 2024Observed: 7.29 ft at 12:30AM Apr 12, 2024Observed: 7.28 ft at 12:45AM Apr 12, 2024Observed: 7.28 ft at 1:00AM Apr 12, 2024Observed: 7.28 ft at 1:15AM Apr 12, 2024Observed: 7.28 ft at 1:30AM Apr 12, 2024Observed: 7.29 ft at 1:45AM Apr 12, 2024Observed: 7.27 ft at 2:00AM Apr 12, 2024Observed: 7.28 ft at 2:15AM Apr 12, 2024Observed: 7.27 ft at 2:30AM Apr 12, 2024Observed: 7.27 ft at 2:45AM Apr 12, 2024Observed: 7.26 ft at 3:00AM Apr 12, 2024Observed: 7.26 ft at 3:15AM Apr 12, 2024Observed: 7.26 ft at 3:30AM Apr 12, 2024Observed: 7.25 ft at 3:45AM Apr 12, 2024Observed: 7.25 ft at 4:00AM Apr 12, 2024Observed: 7.25 ft at 4:15AM Apr 12, 2024Observed: 7.25 ft at 4:30AM Apr 12, 2024Observed: 7.25 ft at 4:45AM Apr 12, 2024Observed: 7.25 ft at 5:00AM Apr 12, 2024Observed: 7.24 ft at 5:15AM Apr 12, 2024Observed: 7.24 ft at 5:30AM Apr 12, 2024Observed: 7.24 ft at 5:45AM Apr 12, 2024Observed: 7.24 ft at 6:00AM Apr 12, 2024Observed: 7.24 ft at 6:15AM Apr 12, 2024Observed: 7.24 ft at 6:30AM Apr 12, 2024Observed: 7.24 ft at 6:31AM Apr 12, 2024Observed: 7.24 ft at 6:45AM Apr 12, 2024Observed: 7.24 ft at 7:00AM Apr 12, 2024Observed: 7.23 ft at 7:15AM Apr 12, 2024Observed: 7.23 ft at 7:30AM Apr 12, 2024Observed: 7.22 ft at 7:45AM Apr 12, 2024Observed: 7.22 ft at 8:00AM Apr 12, 2024Observed: 7.22 ft at 8:15AM Apr 12, 2024Observed: 7.22 ft at 8:30AM Apr 12, 2024Observed: 7.23 ft at 8:45AM Apr 12, 2024Observed: 7.22 ft at 9:00AM Apr 12, 2024Observed: 7.21 ft at 9:15AM Apr 12, 2024Observed: 7.21 ft at 9:30AM Apr 12, 2024Observed: 7.2 ft at 9:45AM Apr 12, 2024Observed: 7.21 ft at 10:00AM Apr 12, 2024Observed: 7.2 ft at 10:15AM Apr 12, 2024Observed: 7.2 ft at 10:30AM Apr 12, 2024Observed: 7.2 ft at 10:45AM Apr 12, 2024Observed: 7.17 ft at 11:00AM Apr 12, 2024Observed: 7.19 ft at 11:15AM Apr 12, 2024Observed: 7.19 ft at 11:30AM Apr 12, 2024Observed: 7.19 ft at 11:45AM Apr 12, 2024Observed: 7.17 ft at 12:00PM Apr 12, 2024Observed: 7.18 ft at 12:15PM Apr 12, 2024Observed: 7.18 ft at 12:30PM Apr 12, 2024Observed: 7.17 ft at 12:45PM Apr 12, 2024Observed: 7.16 ft at 1:00PM Apr 12, 2024Observed: 7.18 ft at 1:15PM Apr 12, 2024Observed: 7.17 ft at 1:30PM Apr 12, 2024Observed: 7.18 ft at 1:45PM Apr 12, 2024Observed: 7.16 ft at 2:00PM Apr 12, 2024Observed: 7.17 ft at 2:15PM Apr 12, 2024Observed: 7.16 ft at 2:30PM Apr 12, 2024Observed: 7.16 ft at 2:31PM Apr 12, 2024Observed: 7.16 ft at 2:45PM Apr 12, 2024Observed: 7.16 ft at 3:00PM Apr 12, 2024Observed: 7.17 ft at 3:15PM Apr 12, 2024Observed: 7.15 ft at 3:30PM Apr 12, 2024Observed: 7.16 ft at 3:45PM Apr 12, 2024Observed: 7.15 ft at 4:00PM Apr 12, 2024Observed: 7.14 ft at 4:15PM Apr 12, 2024Observed: 7.14 ft at 4:30PM Apr 12, 2024Observed: 7.14 ft at 4:45PM Apr 12, 2024Observed: 7.13 ft at 5:00PM Apr 12, 2024Observed: 7.13 ft at 5:15PM Apr 12, 2024Observed: 7.13 ft at 5:30PM Apr 12, 2024Observed: 7.12 ft at 5:45PM Apr 12, 2024Observed: 7.14 ft at 6:00PM Apr 12, 2024Observed: 7.13 ft at 6:15PM Apr 12, 2024Observed: 7.13 ft at 6:30PM Apr 12, 2024Observed: 7.13 ft at 6:45PM Apr 12, 2024Observed: 7.13 ft at 7:00PM Apr 12, 2024Observed: 7.14 ft at 7:15PM Apr 12, 2024Observed: 7.14 ft at 7:30PM Apr 12, 2024Observed: 7.13 ft at 7:45PM Apr 12, 2024Observed: 7.14 ft at 8:00PM Apr 12, 2024Observed: 7.15 ft at 8:15PM Apr 12, 2024Observed: 7.16 ft at 8:30PM Apr 12, 2024Observed: 7.16 ft at 8:45PM Apr 12, 2024Observed: 7.16 ft at 9:00PM Apr 12, 2024Observed: 7.18 ft at 9:15PM Apr 12, 2024Observed: 7.19 ft at 9:30PM Apr 12, 2024Observed: 7.2 ft at 9:45PM Apr 12, 2024Observed: 7.21 ft at 10:00PM Apr 12, 2024Observed: 7.22 ft at 10:15PM Apr 12, 2024Observed: 7.23 ft at 10:30PM Apr 12, 2024Observed: 7.24 ft at 10:45PM Apr 12, 2024Observed: 7.25 ft at 11:00PM Apr 12, 2024Observed: 7.26 ft at 11:15PM Apr 12, 2024Observed: 7.29 ft at 11:30PM Apr 12, 2024Observed: 7.29 ft at 11:45PM Apr 12, 2024Observed: 7.31 ft at 12:00AM Apr 13, 2024Observed: 7.32 ft at 12:15AM Apr 13, 2024Observed: 7.34 ft at 12:30AM Apr 13, 2024Observed: 7.36 ft at 12:45AM Apr 13, 2024Observed: 7.37 ft at 1:00AM Apr 13, 2024Observed: 7.39 ft at 1:15AM Apr 13, 2024Observed: 7.41 ft at 1:30AM Apr 13, 2024Observed: 7.43 ft at 1:45AM Apr 13, 2024Observed: 7.45 ft at 2:00AM Apr 13, 2024Observed: 7.47 ft at 2:15AM Apr 13, 2024Observed: 7.5 ft at 2:30AM Apr 13, 2024Observed: 7.52 ft at 2:45AM Apr 13, 2024Observed: 7.55 ft at 3:00AM Apr 13, 2024Observed: 7.56 ft at 3:15AM Apr 13, 2024Observed: 7.59 ft at 3:30AM Apr 13, 2024Observed: 7.62 ft at 3:45AM Apr 13, 2024Observed: 7.65 ft at 4:00AM Apr 13, 2024Observed: 7.69 ft at 4:15AM Apr 13, 2024Observed: 7.71 ft at 4:30AM Apr 13, 2024Observed: 7.75 ft at 4:45AM Apr 13, 2024Observed: 7.79 ft at 5:00AM Apr 13, 2024Observed: 7.83 ft at 5:15AM Apr 13, 2024Observed: 7.86 ft at 5:30AM Apr 13, 2024Observed: 7.9 ft at 5:45AM Apr 13, 2024Observed: 7.94 ft at 6:00AM Apr 13, 2024Observed: 7.98 ft at 6:15AM Apr 13, 2024Observed: 8.02 ft at 6:30AM Apr 13, 2024Observed: 8.06 ft at 6:45AM Apr 13, 2024Observed: 8.06 ft at 6:46AM Apr 13, 2024Observed: 8.09 ft at 7:00AM Apr 13, 2024Observed: 8.14 ft at 7:15AM Apr 13, 2024Observed: 8.18 ft at 7:30AM Apr 13, 2024Observed: 8.23 ft at 7:45AM Apr 13, 2024Observed: 8.26 ft at 8:00AM Apr 13, 2024Observed: 8.31 ft at 8:15AM Apr 13, 2024Observed: 8.31 ft at 8:16AM Apr 13, 2024Observed: 8.31 ft at 8:17AM Apr 13, 2024Observed: 8.33 ft at 8:30AM Apr 13, 2024Observed: 8.33 ft at 8:31AM Apr 13, 2024Observed: 8.37 ft at 8:45AM Apr 13, 2024Observed: 8.4 ft at 9:00AM Apr 13, 2024Observed: 8.4 ft at 9:01AM Apr 13, 2024Observed: 8.46 ft at 9:15AM Apr 13, 2024Observed: 8.46 ft at 9:16AM Apr 13, 2024Observed: 8.49 ft at 9:30AM Apr 13, 2024Observed: 8.49 ft at 9:32AM Apr 13, 2024Observed: 8.52 ft at 9:45AM Apr 13, 2024Observed: 8.52 ft at 9:47AM Apr 13, 2024Observed: 8.56 ft at 10:00AM Apr 13, 2024Observed: 8.59 ft at 10:15AM Apr 13, 2024Observed: 8.59 ft at 10:17AM Apr 13, 2024Observed: 8.63 ft at 10:30AM Apr 13, 2024Observed: 8.63 ft at 10:32AM Apr 13, 2024Observed: 8.65 ft at 10:45AM Apr 13, 2024Observed: 8.67 ft at 11:00AM Apr 13, 2024Observed: 8.67 ft at 11:01AM Apr 13, 2024Observed: 8.72 ft at 11:15AM Apr 13, 2024Observed: 8.72 ft at 11:16AM Apr 13, 2024Observed: 8.74 ft at 11:30AM Apr 13, 2024Observed: 8.74 ft at 11:32AM Apr 13, 2024Observed: 8.77 ft at 11:45AM Apr 13, 2024Observed: 8.77 ft at 11:46AM Apr 13, 2024Observed: 8.81 ft at 12:00PM Apr 13, 2024Observed: 8.81 ft at 12:01PM Apr 13, 2024Observed: 8.84 ft at 12:15PM Apr 13, 2024Observed: 8.84 ft at 12:16PM Apr 13, 2024Observed: 8.87 ft at 12:30PM Apr 13, 2024Observed: 8.88 ft at 12:45PM Apr 13, 2024Observed: 8.88 ft at 12:47PM Apr 13, 2024Observed: 8.92 ft at 1:00PM Apr 13, 2024Observed: 8.92 ft at 1:01PM Apr 13, 2024Observed: 8.94 ft at 1:15PM Apr 13, 2024Observed: 8.94 ft at 1:16PM Apr 13, 2024Observed: 8.97 ft at 1:30PM Apr 13, 2024Observed: 8.97 ft at 1:31PM Apr 13, 2024Observed: 8.99 ft at 1:45PM Apr 13, 2024Observed: 8.99 ft at 1:47PM Apr 13, 2024Observed: 9 ft at 2:00PM Apr 13, 2024Observed: 9 ft at 2:01PM Apr 13, 2024Observed: 9.02 ft at 2:15PM Apr 13, 2024Observed: 9.02 ft at 2:17PM Apr 13, 2024Observed: 9.05 ft at 2:30PM Apr 13, 2024Observed: 9.05 ft at 2:32PM Apr 13, 2024Observed: 9.06 ft at 2:45PM Apr 13, 2024Observed: 9.06 ft at 2:46PM Apr 13, 2024Observed: 9.1 ft at 3:00PM Apr 13, 2024Observed: 9.1 ft at 3:15PM Apr 13, 2024Observed: 9.1 ft at 3:16PM Apr 13, 2024Observed: 9.12 ft at 3:30PM Apr 13, 2024Observed: 9.12 ft at 3:31PM Apr 13, 2024Observed: 9.14 ft at 3:45PM Apr 13, 2024Observed: 9.15 ft at 4:00PM Apr 13, 2024Observed: 9.15 ft at 4:02PM Apr 13, 2024Observed: 9.16 ft at 4:15PM Apr 13, 2024Observed: 9.16 ft at 4:17PM Apr 13, 2024Observed: 9.18 ft at 4:30PM Apr 13, 2024Observed: 9.18 ft at 4:31PM Apr 13, 2024Observed: 9.2 ft at 4:45PM Apr 13, 2024Observed: 9.19 ft at 5:00PM Apr 13, 2024Observed: 9.19 ft at 5:01PM Apr 13, 2024Observed: 9.22 ft at 5:15PM Apr 13, 2024Observed: 9.22 ft at 5:16PM Apr 13, 2024Observed: 9.23 ft at 5:30PM Apr 13, 2024Observed: 9.25 ft at 5:45PM Apr 13, 2024Observed: 9.25 ft at 5:46PM Apr 13, 2024Observed: 9.24 ft at 6:00PM Apr 13, 2024Observed: 9.24 ft at 6:02PM Apr 13, 2024Observed: 9.26 ft at 6:15PM Apr 13, 2024Observed: 9.26 ft at 6:17PM Apr 13, 2024Observed: 9.27 ft at 6:30PM Apr 13, 2024Observed: 9.27 ft at 6:31PM Apr 13, 2024Observed: 9.27 ft at 6:45PM Apr 13, 2024Observed: 9.27 ft at 6:47PM Apr 13, 2024Observed: 9.28 ft at 7:00PM Apr 13, 2024Observed: 9.28 ft at 7:01PM Apr 13, 2024Observed: 9.29 ft at 7:15PM Apr 13, 2024Observed: 9.29 ft at 7:16PM Apr 13, 2024Observed: 9.3 ft at 7:30PM Apr 13, 2024Observed: 9.3 ft at 7:31PM Apr 13, 2024Observed: 9.32 ft at 7:45PM Apr 13, 2024Observed: 9.32 ft at 8:00PM Apr 13, 2024Observed: 9.32 ft at 8:01PM Apr 13, 2024Observed: 9.33 ft at 8:15PM Apr 13, 2024Observed: 9.33 ft at 8:30PM Apr 13, 2024Observed: 9.33 ft at 8:31PM Apr 13, 2024Observed: 9.34 ft at 8:45PM Apr 13, 2024Observed: 9.34 ft at 8:46PM Apr 13, 2024Observed: 9.35 ft at 9:00PM Apr 13, 2024Observed: 9.35 ft at 9:01PM Apr 13, 2024Observed: 9.36 ft at 9:15PM Apr 13, 2024Observed: 9.36 ft at 9:16PM Apr 13, 2024Observed: 9.38 ft at 9:30PM Apr 13, 2024Observed: 9.38 ft at 9:32PM Apr 13, 2024Observed: 9.38 ft at 9:45PM Apr 13, 2024Observed: 9.38 ft at 9:47PM Apr 13, 2024Observed: 9.39 ft at 10:00PM Apr 13, 2024Observed: 9.39 ft at 10:02PM Apr 13, 2024Observed: 9.4 ft at 10:15PM Apr 13, 2024Observed: 9.4 ft at 10:17PM Apr 13, 2024Observed: 9.4 ft at 10:30PM Apr 13, 2024Observed: 9.4 ft at 10:32PM Apr 13, 2024Observed: 9.41 ft at 10:45PM Apr 13, 2024Observed: 9.41 ft at 10:46PM Apr 13, 2024Observed: 9.42 ft at 11:00PM Apr 13, 2024Observed: 9.42 ft at 11:02PM Apr 13, 2024Observed: 9.42 ft at 11:15PM Apr 13, 2024Observed: 9.43 ft at 11:30PM Apr 13, 2024Observed: 9.43 ft at 11:32PM Apr 13, 2024Observed: 9.44 ft at 11:45PM Apr 13, 2024Observed: 9.44 ft at 11:46PM Apr 13, 2024Observed: 9.44 ft at 12:00AM Apr 14, 2024Observed: 9.44 ft at 12:02AM Apr 14, 2024Observed: 9.45 ft at 12:15AM Apr 14, 2024Observed: 9.45 ft at 12:17AM Apr 14, 2024Observed: 9.46 ft at 12:30AM Apr 14, 2024Observed: 9.46 ft at 12:32AM Apr 14, 2024Observed: 9.47 ft at 12:45AM Apr 14, 2024Observed: 9.48 ft at 1:00AM Apr 14, 2024Observed: 9.48 ft at 1:01AM Apr 14, 2024Observed: 9.49 ft at 1:15AM Apr 14, 2024Observed: 9.49 ft at 1:17AM Apr 14, 2024Observed: 9.5 ft at 1:30AM Apr 14, 2024Observed: 9.5 ft at 1:32AM Apr 14, 2024Observed: 9.51 ft at 1:45AM Apr 14, 2024Observed: 9.52 ft at 2:00AM Apr 14, 2024Observed: 9.52 ft at 2:01AM Apr 14, 2024Observed: 9.53 ft at 2:15AM Apr 14, 2024Observed: 9.53 ft at 2:17AM Apr 14, 2024Observed: 9.55 ft at 2:30AM Apr 14, 2024Observed: 9.55 ft at 2:31AM Apr 14, 2024Observed: 9.56 ft at 2:45AM Apr 14, 2024Observed: 9.56 ft at 2:46AM Apr 14, 2024Observed: 9.57 ft at 3:00AM Apr 14, 2024Observed: 9.57 ft at 3:01AM Apr 14, 2024Observed: 9.59 ft at 3:15AM Apr 14, 2024Observed: 9.59 ft at 3:16AM Apr 14, 2024Observed: 9.61 ft at 3:30AM Apr 14, 2024Observed: 9.61 ft at 3:32AM Apr 14, 2024Observed: 9.62 ft at 3:45AM Apr 14, 2024Observed: 9.64 ft at 4:00AM Apr 14, 2024Observed: 9.64 ft at 4:01AM Apr 14, 2024Observed: 9.65 ft at 4:15AM Apr 14, 2024Observed: 9.65 ft at 4:16AM Apr 14, 2024Observed: 9.68 ft at 4:30AM Apr 14, 2024Observed: 9.69 ft at 4:45AM Apr 14, 2024Observed: 9.71 ft at 5:00AM Apr 14, 2024Observed: 9.71 ft at 5:01AM Apr 14, 2024Observed: 9.73 ft at 5:15AM Apr 14, 2024Observed: 9.73 ft at 5:17AM Apr 14, 2024Observed: 9.75 ft at 5:30AM Apr 14, 2024Observed: 9.75 ft at 5:31AM Apr 14, 2024Observed: 9.77 ft at 5:45AM Apr 14, 2024Observed: 9.77 ft at 5:46AM Apr 14, 2024Observed: 9.79 ft at 6:00AM Apr 14, 2024Observed: 9.79 ft at 6:01AM Apr 14, 2024Observed: 9.81 ft at 6:15AM Apr 14, 2024Observed: 9.81 ft at 6:17AM Apr 14, 2024Observed: 9.84 ft at 6:30AM Apr 14, 2024Observed: 9.84 ft at 6:32AM Apr 14, 2024Observed: 9.86 ft at 6:45AM Apr 14, 2024Observed: 9.86 ft at 6:47AM Apr 14, 2024Observed: 9.88 ft at 7:00AM Apr 14, 2024Observed: 9.9 ft at 7:15AM Apr 14, 2024Observed: 9.92 ft at 7:30AM Apr 14, 2024Observed: 9.92 ft at 7:32AM Apr 14, 2024Observed: 9.94 ft at 7:45AM Apr 14, 2024Observed: 9.94 ft at 7:46AM Apr 14, 2024Observed: 9.96 ft at 8:00AM Apr 14, 2024Observed: 9.96 ft at 8:02AM Apr 14, 2024Observed: 9.98 ft at 8:15AM Apr 14, 2024Observed: 9.98 ft at 8:16AM Apr 14, 2024Observed: 10.01 ft at 8:30AM Apr 14, 2024Observed: 10.01 ft at 8:31AM Apr 14, 2024Observed: 10.02 ft at 8:45AM Apr 14, 2024Observed: 10.04 ft at 9:00AM Apr 14, 2024Observed: 10.04 ft at 9:01AM Apr 14, 2024Observed: 10.06 ft at 9:15AM Apr 14, 2024Observed: 10.06 ft at 9:16AM Apr 14, 2024Observed: 10.08 ft at 9:30AM Apr 14, 2024Observed: 10.08 ft at 9:31AM Apr 14, 2024Observed: 10.1 ft at 9:45AM Apr 14, 2024Observed: 10.11 ft at 10:00AM Apr 14, 2024Observed: 10.11 ft at 10:01AM Apr 14, 2024Observed: 10.13 ft at 10:15AM Apr 14, 2024Observed: 10.13 ft at 10:17AM Apr 14, 2024Observed: 10.15 ft at 10:30AM Apr 14, 2024Observed: 10.15 ft at 10:32AM Apr 14, 2024Observed: 10.17 ft at 10:45AM Apr 14, 2024Observed: 10.19 ft at 11:00AM Apr 14, 2024Observed: 10.19 ft at 11:01AM Apr 14, 2024Observed: 10.2 ft at 11:15AM Apr 14, 2024Observed: 10.2 ft at 11:16AM Apr 14, 2024Observed: 10.22 ft at 11:30AM Apr 14, 2024Observed: 10.22 ft at 11:31AM Apr 14, 2024Observed: 10.23 ft at 11:45AM Apr 14, 2024Observed: 10.25 ft at 12:00PM Apr 14, 2024Observed: 10.25 ft at 12:02PM Apr 14, 2024Observed: 10.26 ft at 12:15PM Apr 14, 2024Observed: 10.26 ft at 12:16PM Apr 14, 2024Observed: 10.28 ft at 12:30PM Apr 14, 2024Observed: 10.28 ft at 12:31PM Apr 14, 2024Observed: 10.29 ft at 12:45PM Apr 14, 2024Observed: 10.29 ft at 12:46PM Apr 14, 2024Observed: 10.3 ft at 1:00PM Apr 14, 2024Observed: 10.32 ft at 1:15PM Apr 14, 2024Observed: 10.32 ft at 1:16PM Apr 14, 2024Observed: 10.34 ft at 1:30PM Apr 14, 2024Observed: 10.34 ft at 1:32PM Apr 14, 2024Observed: 10.34 ft at 1:45PM Apr 14, 2024Observed: 10.36 ft at 2:00PM Apr 14, 2024Observed: 10.36 ft at 2:01PM Apr 14, 2024Observed: 10.38 ft at 2:15PM Apr 14, 2024Observed: 10.38 ft at 2:16PM Apr 14, 2024Observed: 10.39 ft at 2:30PM Apr 14, 2024Observed: 10.39 ft at 2:32PM Apr 14, 2024Observed: 10.4 ft at 2:45PM Apr 14, 2024Observed: 10.41 ft at 3:00PM Apr 14, 2024Observed: 10.41 ft at 3:01PM Apr 14, 2024Observed: 10.43 ft at 3:15PM Apr 14, 2024Observed: 10.43 ft at 3:16PM Apr 14, 2024Observed: 10.43 ft at 3:30PM Apr 14, 2024Observed: 10.43 ft at 3:32PM Apr 14, 2024Observed: 10.44 ft at 3:45PM Apr 14, 2024Observed: 10.45 ft at 4:02PM Apr 14, 2024Observed: 10.47 ft at 4:16PM Apr 14, 2024Highest Observation: 10.48 ft at 4:31PM Apr 14, 2024Forecast: 10.6 ft 8:00PM Apr 14, 2024Highest Forecast: 10.7 ft 2:00AM Apr 15, 2024Forecast: 10.6 ft 8:00AM Apr 15, 2024Forecast: 10.3 ft 2:00PM Apr 15, 2024Forecast: 10 ft 8:00PM Apr 15, 2024Forecast: 9.8 ft 2:00AM Apr 16, 2024Forecast: 9.7 ft 8:00AM Apr 16, 2024Forecast: 9.6 ft 2:00PM Apr 16, 2024Forecast: 9.5 ft 8:00PM Apr 16, 2024Forecast: 9.3 ft 2:00AM Apr 17, 2024Forecast: 9 ft 8:00AM Apr 17, 2024USGS--Water Resources of the United StatesEDFM2(plotting HGIRG) Graph Created (4:41PM Apr 14, 2024)ObservedForecast (issued 9:41AM Apr 14)Latest observed value: 10.48 ft at 4:31 PM EDT 14-Apr-2024. Flood Stage is 15 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Forecasts for the Potomac River at Edwards Ferry are issued routinely year-round.
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Upstream Gauge - at Point of Rocks Upstream Gauge Downstream Gauge Downstream Gauge - near Washington DC (Little Falls)
Flood Categories (in feet)
Major Flood Stage: 24
Moderate Flood Stage: 17
Flood Stage: 15
Action Stage: 12.25
Low Stage (in feet): -9999

Historic Crests
(1) 22.45 ft on 06/05/2018
(2) 21.80 ft on 09/29/2018
(3) 21.57 ft on 09/29/2018
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 15.17 ft on 01/11/2024 (P)
(2) 18.45 ft on 05/08/2022 (P)
(3) 16.91 ft on 03/02/2021
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.

Zoom Level:14
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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
28 Tchiffely Mill Road begins to flood due to backwater effects. Most of the C&O Canal towpath is flooded.
26 Water covers the lock at Edwards Ferry. The access road to Violettes Lock is flooded.
24 Water reaches the first floor ceiling at Whites Ferry store. Significant portions of the C&O Canal towpath are flooded. Backwater flooding is affecting homes on the Loudoun County side of the river near Broad Run in Sterling.
20 The basements of the Edwards Ferry Lockhouse and Rileys Lockhouse are flooded. Backwater flooding may affect homes on the Loudoun County side of the river near Broad Run in Sterling.
18.5 The parking lot at Edwards Ferry is completely covered by water. The parking lot at Seneca is partially flooded.
17 Floodwaters begin to enter the store at Whites Ferry.
15 Water reaches the boat ramp and lower parking area at Edwards Ferry, and begins to inundate areas near Whites Ferry.
14.7 The Chisel Branch Hiker/Biker Campsite near the C&O Canal trail starts flooding.
12.25 Water reaches the Whites Ferry area. Ferry service may be suspended.
About This Location Collapse

Latitude: 39.098611° N, Longitude: 77.471111° 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 178.7 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:

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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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