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Hydrograph River at a Glance Download
Potomac River at Alexandria Stage (ft)Observed: 0.85 ft at 7:42AM May 29, 2015Observed: 0.8 ft at 7:48AM May 29, 2015Observed: 0.75 ft at 7:54AM May 29, 2015Observed: 0.7 ft at 8:00AM May 29, 2015Observed: 0.64 ft at 8:06AM May 29, 2015Observed: 0.59 ft at 8:12AM May 29, 2015Observed: 0.53 ft at 8:18AM May 29, 2015Observed: 0.48 ft at 8:24AM May 29, 2015Observed: 0.42 ft at 8:30AM May 29, 2015Observed: 0.36 ft at 8:36AM May 29, 2015Observed: 0.31 ft at 8:42AM May 29, 2015Observed: 0.26 ft at 8:48AM May 29, 2015Observed: 0.2 ft at 8:54AM May 29, 2015Observed: 0.15 ft at 9:00AM May 29, 2015Observed: 0.1 ft at 9:06AM May 29, 2015Observed: 0.04 ft at 9:12AM May 29, 2015Observed: -0.01 ft at 9:18AM May 29, 2015Observed: -0.06 ft at 9:24AM May 29, 2015Observed: -0.11 ft at 9:30AM May 29, 2015Observed: -0.16 ft at 9:36AM May 29, 2015Observed: -0.21 ft at 9:42AM May 29, 2015Observed: -0.26 ft at 9:48AM May 29, 2015Observed: -0.3 ft at 9:54AM May 29, 2015Observed: -0.34 ft at 10:00AM May 29, 2015Observed: -0.38 ft at 10:06AM May 29, 2015Observed: -0.43 ft at 10:12AM May 29, 2015Observed: -0.47 ft at 10:18AM May 29, 2015Observed: -0.51 ft at 10:24AM May 29, 2015Observed: -0.55 ft at 10:30AM May 29, 2015Observed: -0.59 ft at 10:36AM May 29, 2015Observed: -0.63 ft at 10:42AM May 29, 2015Observed: -0.67 ft at 10:48AM May 29, 2015Observed: -0.68 ft at 10:54AM May 29, 2015Observed: -0.73 ft at 11:00AM May 29, 2015Observed: -0.76 ft at 11:06AM May 29, 2015Observed: -0.78 ft at 11:12AM May 29, 2015Observed: -0.82 ft at 11:18AM May 29, 2015Observed: -0.84 ft at 11:24AM May 29, 2015Observed: -0.87 ft at 11:30AM May 29, 2015Observed: -0.89 ft at 11:36AM May 29, 2015Observed: -0.91 ft at 11:42AM May 29, 2015Observed: -0.94 ft at 11:48AM May 29, 2015Observed: -0.96 ft at 11:54AM May 29, 2015Observed: -0.97 ft at 12:00PM May 29, 2015Observed: -0.98 ft at 12:06PM May 29, 2015Observed: -0.99 ft at 12:12PM May 29, 2015Observed: -1.01 ft at 12:18PM May 29, 2015Observed: -1.02 ft at 12:24PM May 29, 2015Observed: -1.02 ft at 12:30PM May 29, 2015Observed: -1.03 ft at 12:36PM May 29, 2015Observed: -1.03 ft at 12:42PM May 29, 2015Observed: -1.03 ft at 12:48PM May 29, 2015Observed: -1.02 ft at 12:54PM May 29, 2015Observed: -1.01 ft at 1:00PM May 29, 2015Observed: -1 ft at 1:06PM May 29, 2015Observed: -0.96 ft at 1:12PM May 29, 2015Observed: -0.94 ft at 1:18PM May 29, 2015Observed: -0.93 ft at 1:24PM May 29, 2015Observed: -0.88 ft at 1:30PM May 29, 2015Observed: -0.83 ft at 1:36PM May 29, 2015Observed: -0.79 ft at 1:42PM May 29, 2015Observed: -0.74 ft at 1:48PM May 29, 2015Observed: -0.69 ft at 1:54PM May 29, 2015Observed: -0.64 ft at 2:00PM May 29, 2015Observed: -0.58 ft at 2:06PM May 29, 2015Observed: -0.52 ft at 2:12PM May 29, 2015Observed: -0.47 ft at 2:18PM May 29, 2015Observed: -0.41 ft at 2:24PM May 29, 2015Observed: -0.33 ft at 2:30PM May 29, 2015Observed: -0.28 ft at 2:36PM May 29, 2015Observed: -0.22 ft at 2:42PM May 29, 2015Observed: -0.16 ft at 2:48PM May 29, 2015Observed: -0.07 ft at 2:54PM May 29, 2015Observed: -0.02 ft at 3:00PM May 29, 2015Observed: 0.04 ft at 3:06PM May 29, 2015Observed: 0.11 ft at 3:12PM May 29, 2015Observed: 0.17 ft at 3:18PM May 29, 2015Observed: 0.27 ft at 3:24PM May 29, 2015Observed: 0.34 ft at 3:30PM May 29, 2015Observed: 0.41 ft at 3:36PM May 29, 2015Observed: 0.48 ft at 3:42PM May 29, 2015Observed: 0.53 ft at 3:48PM May 29, 2015Observed: 0.59 ft at 3:54PM May 29, 2015Observed: 0.63 ft at 4:00PM May 29, 2015Observed: 0.67 ft at 4:06PM May 29, 2015Observed: 0.68 ft at 4:12PM May 29, 2015Observed: 0.77 ft at 4:18PM May 29, 2015Observed: 0.81 ft at 4:24PM May 29, 2015Observed: 0.86 ft at 4:30PM May 29, 2015Observed: 0.91 ft at 4:36PM May 29, 2015Observed: 0.95 ft at 4:42PM May 29, 2015Observed: 0.99 ft at 4:48PM May 29, 2015Observed: 1.03 ft at 4:54PM May 29, 2015Observed: 1.07 ft at 5:00PM May 29, 2015Observed: 1.08 ft at 5:06PM May 29, 2015Observed: 1.12 ft at 5:12PM May 29, 2015Observed: 1.15 ft at 5:18PM May 29, 2015Observed: 1.17 ft at 5:24PM May 29, 2015Observed: 1.18 ft at 5:30PM May 29, 2015Observed: 1.2 ft at 5:36PM May 29, 2015Observed: 1.21 ft at 5:42PM May 29, 2015Observed: 1.21 ft at 5:48PM May 29, 2015Observed: 1.22 ft at 5:54PM May 29, 2015Observed: 1.22 ft at 6:00PM May 29, 2015Observed: 1.22 ft at 6:06PM May 29, 2015Observed: 1.23 ft at 6:12PM May 29, 2015Observed: 1.24 ft at 6:18PM May 29, 2015Observed: 1.24 ft at 6:24PM May 29, 2015Observed: 1.24 ft at 6:30PM May 29, 2015Observed: 1.23 ft at 6:36PM May 29, 2015Observed: 1.21 ft at 6:42PM May 29, 2015Observed: 1.2 ft at 6:48PM May 29, 2015Observed: 1.18 ft at 6:54PM May 29, 2015Observed: 1.15 ft at 7:00PM May 29, 2015Observed: 1.13 ft at 7:06PM May 29, 2015Observed: 1.1 ft at 7:12PM May 29, 2015Observed: 1.08 ft at 7:18PM May 29, 2015Observed: 1.04 ft at 7:24PM May 29, 2015Observed: 0.99 ft at 7:30PM May 29, 2015Observed: 0.96 ft at 7:36PM May 29, 2015Observed: 0.94 ft at 7:42PM May 29, 2015Observed: 0.9 ft at 7:48PM May 29, 2015Observed: 0.84 ft at 7:54PM May 29, 2015Observed: 0.82 ft at 8:00PM May 29, 2015Observed: 0.78 ft at 8:06PM May 29, 2015Observed: 0.74 ft at 8:12PM May 29, 2015Observed: 0.7 ft at 8:18PM May 29, 2015Observed: 0.66 ft at 8:24PM May 29, 2015Observed: 0.63 ft at 8:30PM May 29, 2015Observed: 0.59 ft at 8:36PM May 29, 2015Observed: 0.55 ft at 8:42PM May 29, 2015Observed: 0.51 ft at 8:48PM May 29, 2015Observed: 0.47 ft at 8:54PM May 29, 2015Observed: 0.42 ft at 9:00PM May 29, 2015Observed: 0.37 ft at 9:06PM May 29, 2015Observed: 0.32 ft at 9:12PM May 29, 2015Observed: 0.27 ft at 9:18PM May 29, 2015Observed: 0.22 ft at 9:24PM May 29, 2015Observed: 0.17 ft at 9:30PM May 29, 2015Observed: 0.12 ft at 9:36PM May 29, 2015Observed: 0.08 ft at 9:42PM May 29, 2015Observed: 0.03 ft at 9:48PM May 29, 2015Observed: -0.02 ft at 9:54PM May 29, 2015Observed: -0.05 ft at 10:00PM May 29, 2015Observed: -0.1 ft at 10:06PM May 29, 2015Observed: -0.15 ft at 10:12PM May 29, 2015Observed: -0.2 ft at 10:18PM May 29, 2015Observed: -0.24 ft at 10:24PM May 29, 2015Observed: -0.3 ft at 10:30PM May 29, 2015Observed: -0.35 ft at 10:36PM May 29, 2015Observed: -0.39 ft at 10:42PM May 29, 2015Observed: -0.43 ft at 10:48PM May 29, 2015Observed: -0.48 ft at 10:54PM May 29, 2015Observed: -0.52 ft at 11:00PM May 29, 2015Observed: -0.56 ft at 11:06PM May 29, 2015Observed: -0.59 ft at 11:12PM May 29, 2015Observed: -0.63 ft at 11:18PM May 29, 2015Observed: -0.66 ft at 11:24PM May 29, 2015Observed: -0.7 ft at 11:30PM May 29, 2015Observed: -0.74 ft at 11:36PM May 29, 2015Observed: -0.75 ft at 11:42PM May 29, 2015Observed: -0.77 ft at 11:48PM May 29, 2015Observed: -0.8 ft at 11:54PM May 29, 2015Observed: -0.82 ft at 12:00AM May 30, 2015Observed: -0.84 ft at 12:06AM May 30, 2015Observed: -0.85 ft at 12:12AM May 30, 2015Observed: -0.87 ft at 12:18AM May 30, 2015Observed: -0.88 ft at 12:24AM May 30, 2015Observed: -0.89 ft at 12:30AM May 30, 2015Observed: -0.91 ft at 12:36AM May 30, 2015Observed: -0.91 ft at 12:42AM May 30, 2015Observed: -0.91 ft at 12:48AM May 30, 2015Observed: -0.91 ft at 12:54AM May 30, 2015Observed: -0.9 ft at 1:00AM May 30, 2015Observed: -0.89 ft at 1:06AM May 30, 2015Observed: -0.87 ft at 1:12AM May 30, 2015Observed: -0.82 ft at 1:18AM May 30, 2015Observed: -0.78 ft at 1:24AM May 30, 2015Observed: -0.74 ft at 1:30AM May 30, 2015Observed: -0.69 ft at 1:36AM May 30, 2015Observed: -0.64 ft at 1:42AM May 30, 2015Observed: -0.58 ft at 1:48AM May 30, 2015Observed: -0.53 ft at 1:54AM May 30, 2015Observed: -0.45 ft at 2:00AM May 30, 2015Observed: -0.4 ft at 2:06AM May 30, 2015Observed: -0.34 ft at 2:12AM May 30, 2015Observed: -0.25 ft at 2:18AM May 30, 2015Observed: -0.19 ft at 2:24AM May 30, 2015Observed: -0.12 ft at 2:30AM May 30, 2015Observed: -0.04 ft at 2:36AM May 30, 2015Observed: 0.04 ft at 2:42AM May 30, 2015Observed: 0.11 ft at 2:48AM May 30, 2015Observed: 0.19 ft at 2:54AM May 30, 2015Observed: 0.27 ft at 3:00AM May 30, 2015Observed: 0.35 ft at 3:06AM May 30, 2015Observed: 0.43 ft at 3:12AM May 30, 2015Observed: 0.51 ft at 3:18AM May 30, 2015Observed: 0.59 ft at 3:24AM May 30, 2015Observed: 0.67 ft at 3:30AM May 30, 2015Observed: 0.75 ft at 3:36AM May 30, 2015Observed: 0.82 ft at 3:42AM May 30, 2015Observed: 0.89 ft at 3:48AM May 30, 2015Observed: 0.97 ft at 3:54AM May 30, 2015Observed: 1.04 ft at 4:00AM May 30, 2015Observed: 1.11 ft at 4:06AM May 30, 2015Observed: 1.17 ft at 4:12AM May 30, 2015Observed: 1.22 ft at 4:18AM May 30, 2015Observed: 1.28 ft at 4:24AM May 30, 2015Observed: 1.33 ft at 4:30AM May 30, 2015Observed: 1.39 ft at 4:36AM May 30, 2015Observed: 1.45 ft at 4:42AM May 30, 2015Observed: 1.49 ft at 4:48AM May 30, 2015Observed: 1.54 ft at 4:54AM May 30, 2015Observed: 1.59 ft at 5:00AM May 30, 2015Observed: 1.63 ft at 5:06AM May 30, 2015Observed: 1.67 ft at 5:12AM May 30, 2015Observed: 1.71 ft at 5:18AM May 30, 2015Observed: 1.75 ft at 5:24AM May 30, 2015Observed: 1.78 ft at 5:30AM May 30, 2015Observed: 1.79 ft at 5:36AM May 30, 2015Observed: 1.82 ft at 5:42AM May 30, 2015Observed: 1.85 ft at 5:48AM May 30, 2015Observed: 1.87 ft at 5:54AM May 30, 2015Observed: 1.88 ft at 6:00AM May 30, 2015Observed: 1.89 ft at 6:06AM May 30, 2015Observed: 1.91 ft at 6:12AM May 30, 2015Observed: 1.92 ft at 6:18AM May 30, 2015Observed: 1.92 ft at 6:24AM May 30, 2015Observed: 1.93 ft at 6:30AM May 30, 2015Observed: 1.93 ft at 6:36AM May 30, 2015Observed: 1.92 ft at 6:42AM May 30, 2015Observed: 1.92 ft at 6:48AM May 30, 2015Observed: 1.9 ft at 6:54AM May 30, 2015Observed: 1.89 ft at 7:00AM May 30, 2015Observed: 1.87 ft at 7:06AM May 30, 2015Observed: 1.83 ft at 7:12AM May 30, 2015Observed: 1.81 ft at 7:18AM May 30, 2015Observed: 1.77 ft at 7:24AM May 30, 2015Observed: 1.75 ft at 7:30AM May 30, 2015Observed: 1.71 ft at 7:36AM May 30, 2015Observed: 1.66 ft at 7:42AM May 30, 2015Observed: 1.61 ft at 7:48AM May 30, 2015Observed: 1.57 ft at 7:54AM May 30, 2015Observed: 1.53 ft at 8:00AM May 30, 2015Observed: 1.49 ft at 8:06AM May 30, 2015Observed: 1.44 ft at 8:12AM May 30, 2015Observed: 1.38 ft at 8:18AM May 30, 2015Observed: 1.33 ft at 8:24AM May 30, 2015Observed: 1.28 ft at 8:30AM May 30, 2015Observed: 1.22 ft at 8:36AM May 30, 2015Observed: 1.15 ft at 8:42AM May 30, 2015Observed: 1.1 ft at 8:48AM May 30, 2015Observed: 1.04 ft at 8:54AM May 30, 2015Observed: 0.98 ft at 9:00AM May 30, 2015Observed: 0.92 ft at 9:06AM May 30, 2015Observed: 0.87 ft at 9:12AM May 30, 2015Observed: 0.81 ft at 9:18AM May 30, 2015Observed: 0.75 ft at 9:24AM May 30, 2015Observed: 0.69 ft at 9:30AM May 30, 2015Observed: 0.63 ft at 9:36AM May 30, 2015Observed: 0.57 ft at 9:42AM May 30, 2015Observed: 0.51 ft at 9:48AM May 30, 2015Observed: 0.45 ft at 9:54AM May 30, 2015Observed: 0.39 ft at 10:00AM May 30, 2015Observed: 0.34 ft at 10:06AM May 30, 2015Observed: 0.29 ft at 10:12AM May 30, 2015Observed: 0.23 ft at 10:18AM May 30, 2015Observed: 0.18 ft at 10:24AM May 30, 2015Observed: 0.13 ft at 10:30AM May 30, 2015Observed: 0.07 ft at 10:36AM May 30, 2015Observed: 0.05 ft at 10:42AM May 30, 2015Observed: -0.03 ft at 10:48AM May 30, 2015Observed: -0.07 ft at 10:54AM May 30, 2015Observed: -0.11 ft at 11:00AM May 30, 2015Observed: -0.16 ft at 11:06AM May 30, 2015Observed: -0.21 ft at 11:12AM May 30, 2015Observed: -0.26 ft at 11:18AM May 30, 2015Observed: -0.29 ft at 11:24AM May 30, 2015Observed: -0.33 ft at 11:30AM May 30, 2015Observed: -0.37 ft at 11:36AM May 30, 2015Observed: -0.41 ft at 11:42AM May 30, 2015Observed: -0.45 ft at 11:48AM May 30, 2015Observed: -0.48 ft at 11:54AM May 30, 2015Observed: -0.52 ft at 12:00PM May 30, 2015Observed: -0.53 ft at 12:06PM May 30, 2015Observed: -0.57 ft at 12:12PM May 30, 2015Observed: -0.62 ft at 12:18PM May 30, 2015Observed: -0.63 ft at 12:24PM May 30, 2015Observed: -0.65 ft at 12:30PM May 30, 2015Observed: -0.7 ft at 12:36PM May 30, 2015Observed: -0.71 ft at 12:42PM May 30, 2015Observed: -0.73 ft at 12:48PM May 30, 2015Observed: -0.75 ft at 12:54PM May 30, 2015Observed: -0.76 ft at 1:00PM May 30, 2015Observed: -0.78 ft at 1:06PM May 30, 2015Observed: -0.8 ft at 1:12PM May 30, 2015Observed: -0.84 ft at 1:18PM May 30, 2015Observed: -0.84 ft at 1:24PM May 30, 2015Observed: -0.85 ft at 1:30PM May 30, 2015Observed: -0.83 ft at 1:36PM May 30, 2015Observed: -0.82 ft at 1:42PM May 30, 2015Observed: -0.82 ft at 1:48PM May 30, 2015Observed: -0.8 ft at 1:54PM May 30, 2015Observed: -0.79 ft at 2:00PM May 30, 2015Observed: -0.75 ft at 2:06PM May 30, 2015Observed: -0.74 ft at 2:12PM May 30, 2015Observed: -0.7 ft at 2:18PM May 30, 2015Observed: -0.68 ft at 2:24PM May 30, 2015Observed: -0.61 ft at 2:30PM May 30, 2015Observed: -0.56 ft at 2:36PM May 30, 2015Observed: -0.51 ft at 2:42PM May 30, 2015Observed: -0.47 ft at 2:48PM May 30, 2015Observed: -0.43 ft at 2:54PM May 30, 2015Observed: -0.34 ft at 3:00PM May 30, 2015Observed: -0.29 ft at 3:06PM May 30, 2015Observed: -0.21 ft at 3:12PM May 30, 2015Observed: -0.16 ft at 3:18PM May 30, 2015Observed: -0.07 ft at 3:24PM May 30, 2015Observed: 0.01 ft at 3:30PM May 30, 2015Observed: 0.06 ft at 3:36PM May 30, 2015Observed: 0.15 ft at 3:42PM May 30, 2015Observed: 0.23 ft at 3:48PM May 30, 2015Observed: 0.31 ft at 3:54PM May 30, 2015Observed: 0.36 ft at 4:00PM May 30, 2015Observed: 0.46 ft at 4:06PM May 30, 2015Observed: 0.54 ft at 4:12PM May 30, 2015Observed: 0.61 ft at 4:18PM May 30, 2015Observed: 0.7 ft at 4:24PM May 30, 2015Observed: 0.74 ft at 4:30PM May 30, 2015Observed: 0.83 ft at 4:36PM May 30, 2015Observed: 0.91 ft at 4:42PM May 30, 2015Observed: 0.98 ft at 4:48PM May 30, 2015Observed: 1.03 ft at 4:54PM May 30, 2015Observed: 1.11 ft at 5:00PM May 30, 2015Observed: 1.16 ft at 5:06PM May 30, 2015Observed: 1.21 ft at 5:12PM May 30, 2015Observed: 1.27 ft at 5:18PM May 30, 2015Observed: 1.32 ft at 5:24PM May 30, 2015Observed: 1.37 ft at 5:30PM May 30, 2015Observed: 1.41 ft at 5:36PM May 30, 2015Observed: 1.46 ft at 5:42PM May 30, 2015Observed: 1.51 ft at 5:48PM May 30, 2015Observed: 1.52 ft at 5:54PM May 30, 2015Observed: 1.57 ft at 6:00PM May 30, 2015Observed: 1.59 ft at 6:06PM May 30, 2015Observed: 1.61 ft at 6:12PM May 30, 2015Observed: 1.64 ft at 6:18PM May 30, 2015Observed: 1.66 ft at 6:24PM May 30, 2015Observed: 1.68 ft at 6:30PM May 30, 2015Observed: 1.69 ft at 6:36PM May 30, 2015Observed: 1.7 ft at 6:42PM May 30, 2015Observed: 1.7 ft at 6:48PM May 30, 2015Observed: 1.71 ft at 6:54PM May 30, 2015Observed: 1.71 ft at 7:00PM May 30, 2015Observed: 1.71 ft at 7:06PM May 30, 2015Observed: 1.7 ft at 7:12PM May 30, 2015Observed: 1.69 ft at 7:18PM May 30, 2015Observed: 1.68 ft at 7:24PM May 30, 2015Observed: 1.65 ft at 7:30PM May 30, 2015Observed: 1.63 ft at 7:36PM May 30, 2015Observed: 1.61 ft at 7:42PM May 30, 2015Observed: 1.56 ft at 7:48PM May 30, 2015Observed: 1.52 ft at 7:54PM May 30, 2015Observed: 1.49 ft at 8:00PM May 30, 2015Observed: 1.47 ft at 8:06PM May 30, 2015Observed: 1.38 ft at 8:12PM May 30, 2015Observed: 1.35 ft at 8:18PM May 30, 2015Observed: 1.32 ft at 8:24PM May 30, 2015Observed: 1.27 ft at 8:30PM May 30, 2015Observed: 1.22 ft at 8:36PM May 30, 2015Observed: 1.17 ft at 8:42PM May 30, 2015Observed: 1.12 ft at 8:48PM May 30, 2015Observed: 1.06 ft at 8:54PM May 30, 2015Observed: 1.01 ft at 9:00PM May 30, 2015Observed: 0.95 ft at 9:06PM May 30, 2015Observed: 0.89 ft at 9:12PM May 30, 2015Observed: 0.83 ft at 9:18PM May 30, 2015Observed: 0.77 ft at 9:24PM May 30, 2015Observed: 0.72 ft at 9:30PM May 30, 2015Observed: 0.66 ft at 9:36PM May 30, 2015Observed: 0.61 ft at 9:42PM May 30, 2015Observed: 0.53 ft at 9:48PM May 30, 2015Observed: 0.5 ft at 9:54PM May 30, 2015Observed: 0.46 ft at 10:00PM May 30, 2015Observed: 0.37 ft at 10:06PM May 30, 2015Observed: 0.34 ft at 10:12PM May 30, 2015Observed: 0.26 ft at 10:18PM May 30, 2015Observed: 0.22 ft at 10:24PM May 30, 2015Observed: 0.18 ft at 10:30PM May 30, 2015Observed: 0 ft at 10:36PM May 30, 2015Observed: 0.03 ft at 10:42PM May 30, 2015Observed: 0.03 ft at 10:48PM May 30, 2015Observed: -0.02 ft at 10:54PM May 30, 2015Observed: -0.06 ft at 11:00PM May 30, 2015Observed: -0.11 ft at 11:06PM May 30, 2015Observed: -0.16 ft at 11:12PM May 30, 2015Observed: -0.18 ft at 11:18PM May 30, 2015Observed: -0.22 ft at 11:24PM May 30, 2015Observed: -0.24 ft at 11:30PM May 30, 2015Observed: -0.28 ft at 11:36PM May 30, 2015Observed: -0.32 ft at 11:42PM May 30, 2015Observed: -0.34 ft at 11:48PM May 30, 2015Observed: -0.36 ft at 11:54PM May 30, 2015Observed: -0.4 ft at 12:00AM May 31, 2015Observed: -0.42 ft at 12:06AM May 31, 2015Observed: -0.44 ft at 12:12AM May 31, 2015Observed: -0.45 ft at 12:18AM May 31, 2015Observed: -0.46 ft at 12:24AM May 31, 2015Observed: -0.48 ft at 12:30AM May 31, 2015Observed: -0.5 ft at 12:36AM May 31, 2015Observed: -0.51 ft at 12:42AM May 31, 2015Observed: -0.52 ft at 12:48AM May 31, 2015Observed: -0.52 ft at 12:54AM May 31, 2015Observed: -0.53 ft at 1:00AM May 31, 2015Observed: -0.53 ft at 1:06AM May 31, 2015Observed: -0.53 ft at 1:12AM May 31, 2015Observed: -0.53 ft at 1:18AM May 31, 2015Observed: -0.51 ft at 1:24AM May 31, 2015Observed: -0.5 ft at 1:30AM May 31, 2015Observed: -0.48 ft at 1:36AM May 31, 2015Observed: -0.44 ft at 1:42AM May 31, 2015Observed: -0.41 ft at 1:48AM May 31, 2015Observed: -0.37 ft at 1:54AM May 31, 2015Observed: -0.32 ft at 2:00AM May 31, 2015Observed: -0.27 ft at 2:06AM May 31, 2015Observed: -0.23 ft at 2:12AM May 31, 2015Observed: -0.17 ft at 2:18AM May 31, 2015Observed: -0.12 ft at 2:24AM May 31, 2015Observed: -0.05 ft at 2:30AM May 31, 2015Observed: 0.01 ft at 2:36AM May 31, 2015Observed: 0.07 ft at 2:42AM May 31, 2015Observed: 0.13 ft at 2:48AM May 31, 2015Observed: 0.19 ft at 2:54AM May 31, 2015Observed: 0.28 ft at 3:00AM May 31, 2015Observed: 0.36 ft at 3:06AM May 31, 2015Observed: 0.41 ft at 3:12AM May 31, 2015Observed: 0.51 ft at 3:18AM May 31, 2015Observed: 0.59 ft at 3:24AM May 31, 2015Observed: 0.66 ft at 3:30AM May 31, 2015Observed: 0.74 ft at 3:36AM May 31, 2015Observed: 0.82 ft at 3:42AM May 31, 2015Observed: 0.89 ft at 3:48AM May 31, 2015Observed: 0.97 ft at 3:54AM May 31, 2015Observed: 1.05 ft at 4:00AM May 31, 2015Observed: 1.13 ft at 4:06AM May 31, 2015Observed: 1.21 ft at 4:12AM May 31, 2015Observed: 1.28 ft at 4:18AM May 31, 2015Observed: 1.35 ft at 4:24AM May 31, 2015Observed: 1.42 ft at 4:30AM May 31, 2015Observed: 1.49 ft at 4:36AM May 31, 2015Observed: 1.56 ft at 4:42AM May 31, 2015Observed: 1.63 ft at 4:48AM May 31, 2015Observed: 1.68 ft at 4:54AM May 31, 2015Observed: 1.76 ft at 5:00AM May 31, 2015Observed: 1.8 ft at 5:06AM May 31, 2015Observed: 1.85 ft at 5:12AM May 31, 2015Observed: 1.91 ft at 5:18AM May 31, 2015Observed: 1.96 ft at 5:24AM May 31, 2015Observed: 2.01 ft at 5:30AM May 31, 2015Observed: 2.06 ft at 5:36AM May 31, 2015Observed: 2.1 ft at 5:42AM May 31, 2015Observed: 2.14 ft at 5:48AM May 31, 2015Observed: 2.18 ft at 5:54AM May 31, 2015Observed: 2.2 ft at 6:00AM May 31, 2015Observed: 2.23 ft at 6:06AM May 31, 2015Observed: 2.25 ft at 6:12AM May 31, 2015Observed: 2.27 ft at 6:18AM May 31, 2015Observed: 2.29 ft at 6:24AM May 31, 2015Observed: 2.3 ft at 6:30AM May 31, 2015Observed: 2.32 ft at 6:36AM May 31, 2015Observed: 2.33 ft at 6:42AM May 31, 2015Observed: 2.34 ft at 6:48AM May 31, 2015Observed: 2.35 ft at 6:54AM May 31, 2015Observed: 2.35 ft at 7:00AM May 31, 2015Observed: 2.35 ft at 7:06AM May 31, 2015Observed: 2.34 ft at 7:12AM May 31, 2015Observed: 2.33 ft at 7:18AM May 31, 2015Observed: 2.32 ft at 7:24AM May 31, 2015Observed: 2.31 ft at 7:30AM May 31, 2015Observed: 2.27 ft at 7:36AM May 31, 2015Observed: 2.25 ft at 7:42AM May 31, 2015Observed: 2.21 ft at 7:48AM May 31, 2015Observed: 2.17 ft at 7:54AM May 31, 2015Observed: 2.12 ft at 8:00AM May 31, 2015Observed: 2.11 ft at 8:06AM May 31, 2015Observed: 2.06 ft at 8:12AM May 31, 2015Observed: 2.02 ft at 8:18AM May 31, 2015Observed: 1.97 ft at 8:24AM May 31, 2015Observed: 1.92 ft at 8:30AM May 31, 2015Observed: 1.88 ft at 8:36AM May 31, 2015Observed: 1.82 ft at 8:42AM May 31, 2015Observed: 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2015Observed: 0.3 ft at 11:18AM May 31, 2015Observed: 0.25 ft at 11:24AM May 31, 2015Observed: 0.19 ft at 11:30AM May 31, 2015Observed: 0.14 ft at 11:36AM May 31, 2015Observed: 0.09 ft at 11:42AM May 31, 2015Observed: 0.05 ft at 11:48AM May 31, 2015Observed: 0.01 ft at 11:54AM May 31, 2015Observed: -0.04 ft at 12:00PM May 31, 2015Observed: -0.08 ft at 12:06PM May 31, 2015Observed: -0.1 ft at 12:12PM May 31, 2015Observed: -0.14 ft at 12:18PM May 31, 2015Observed: -0.2 ft at 12:24PM May 31, 2015Observed: -0.24 ft at 12:30PM May 31, 2015Observed: -0.26 ft at 12:36PM May 31, 2015Observed: -0.31 ft at 12:42PM May 31, 2015Observed: -0.33 ft at 12:48PM May 31, 2015Observed: -0.38 ft at 12:54PM May 31, 2015Observed: -0.39 ft at 1:00PM May 31, 2015Observed: -0.41 ft at 1:06PM May 31, 2015Observed: -0.43 ft at 1:12PM May 31, 2015Observed: -0.46 ft at 1:18PM May 31, 2015Observed: -0.48 ft at 1:24PM May 31, 2015Observed: -0.5 ft at 1:30PM May 31, 2015Observed: -0.51 ft at 1:36PM May 31, 2015Observed: -0.53 ft at 1:42PM May 31, 2015Observed: -0.55 ft at 1:48PM May 31, 2015Observed: -0.56 ft at 1:54PM May 31, 2015Observed: -0.57 ft at 2:00PM May 31, 2015Observed: -0.57 ft at 2:06PM May 31, 2015Observed: -0.57 ft at 2:12PM May 31, 2015Observed: -0.56 ft at 2:18PM May 31, 2015Observed: -0.56 ft at 2:24PM May 31, 2015Observed: -0.55 ft at 2:30PM May 31, 2015Observed: -0.54 ft at 2:36PM May 31, 2015Observed: -0.53 ft at 2:42PM May 31, 2015Observed: -0.49 ft at 2:48PM May 31, 2015Observed: -0.47 ft at 2:54PM May 31, 2015Observed: -0.43 ft at 3:00PM May 31, 2015Observed: -0.38 ft at 3:06PM May 31, 2015Observed: -0.34 ft at 3:12PM May 31, 2015Observed: -0.29 ft at 3:18PM May 31, 2015Observed: -0.23 ft at 3:24PM May 31, 2015Observed: -0.18 ft at 3:30PM May 31, 2015Observed: -0.09 ft at 3:36PM May 31, 2015Observed: -0.05 ft at 3:42PM May 31, 2015Observed: 0.03 ft at 3:48PM May 31, 2015Observed: 0.1 ft at 3:54PM May 31, 2015Observed: 0.17 ft at 4:00PM May 31, 2015Observed: 0.25 ft at 4:06PM May 31, 2015Observed: 0.32 ft at 4:12PM May 31, 2015Observed: 0.4 ft at 4:18PM May 31, 2015Observed: 0.45 ft at 4:24PM May 31, 2015Observed: 0.55 ft at 4:30PM May 31, 2015Observed: 0.62 ft at 4:36PM May 31, 2015Observed: 0.67 ft at 4:42PM May 31, 2015Observed: 0.77 ft at 4:48PM May 31, 2015Observed: 0.82 ft at 4:54PM May 31, 2015Observed: 0.92 ft at 5:00PM May 31, 2015Observed: 1 ft at 5:06PM May 31, 2015Observed: 1.08 ft at 5:12PM May 31, 2015Observed: 1.15 ft at 5:18PM May 31, 2015Observed: 1.22 ft at 5:24PM May 31, 2015Observed: 1.26 ft at 5:30PM May 31, 2015Observed: 1.31 ft at 5:36PM May 31, 2015Observed: 1.38 ft at 5:42PM May 31, 2015Observed: 1.44 ft at 5:48PM May 31, 2015Observed: 1.5 ft at 5:54PM May 31, 2015Observed: 1.56 ft at 6:00PM May 31, 2015Observed: 1.62 ft at 6:06PM May 31, 2015Observed: 1.67 ft at 6:12PM May 31, 2015Observed: 1.72 ft at 6:18PM May 31, 2015Observed: 1.76 ft at 6:24PM May 31, 2015Observed: 1.8 ft at 6:30PM May 31, 2015Observed: 1.84 ft at 6:36PM May 31, 2015Observed: 1.88 ft at 6:42PM May 31, 2015Observed: 1.92 ft at 6:48PM May 31, 2015Observed: 1.93 ft at 6:54PM May 31, 2015Observed: 1.95 ft at 7:00PM May 31, 2015Observed: 1.96 ft at 7:06PM May 31, 2015Observed: 1.98 ft at 7:12PM May 31, 2015Observed: 1.99 ft at 7:18PM May 31, 2015Observed: 2 ft at 7:24PM May 31, 2015Observed: 2 ft at 7:30PM May 31, 2015Observed: 2.01 ft at 7:36PM May 31, 2015Observed: 2.01 ft at 7:42PM May 31, 2015Observed: 2.01 ft at 7:48PM May 31, 2015Observed: 2 ft at 7:54PM May 31, 2015Observed: 1.99 ft at 8:00PM May 31, 2015Observed: 1.95 ft at 8:06PM May 31, 2015Observed: 1.93 ft at 8:12PM May 31, 2015Observed: 1.91 ft at 8:18PM May 31, 2015Observed: 1.87 ft at 8:24PM May 31, 2015Observed: 1.82 ft at 8:30PM May 31, 2015Observed: 1.78 ft at 8:36PM May 31, 2015Observed: 1.74 ft at 8:42PM May 31, 2015Observed: 1.69 ft at 8:48PM May 31, 2015Observed: 1.64 ft at 8:54PM May 31, 2015Observed: 1.59 ft at 9:00PM May 31, 2015Observed: 1.53 ft at 9:06PM May 31, 2015Observed: 1.48 ft at 9:12PM May 31, 2015Observed: 1.42 ft at 9:18PM May 31, 2015Observed: 1.36 ft at 9:24PM May 31, 2015Observed: 1.3 ft at 9:30PM May 31, 2015Observed: 1.22 ft at 9:36PM May 31, 2015Observed: 1.18 ft at 9:42PM May 31, 2015Observed: 1.1 ft at 9:48PM May 31, 2015Observed: 1.05 ft at 9:54PM May 31, 2015Observed: 0.99 ft at 10:00PM May 31, 2015Observed: 0.91 ft at 10:06PM May 31, 2015Observed: 0.86 ft at 10:12PM May 31, 2015Observed: 0.81 ft at 10:18PM May 31, 2015Observed: 0.75 ft at 10:24PM May 31, 2015Observed: 0.69 ft at 10:30PM May 31, 2015Observed: 0.63 ft at 10:36PM May 31, 2015Observed: 0.57 ft at 10:42PM May 31, 2015Observed: 0.52 ft at 10:48PM May 31, 2015Observed: 0.46 ft at 10:54PM May 31, 2015Observed: 0.41 ft at 11:00PM May 31, 2015Observed: 0.36 ft at 11:06PM May 31, 2015Observed: 0.3 ft at 11:12PM May 31, 2015Observed: 0.25 ft at 11:18PM May 31, 2015Observed: 0.19 ft at 11:24PM May 31, 2015Observed: 0.14 ft at 11:30PM May 31, 2015Observed: 0.1 ft at 11:36PM May 31, 2015Observed: 0.05 ft at 11:42PM May 31, 2015Observed: 0 ft at 11:48PM May 31, 2015Observed: -0.05 ft at 11:54PM May 31, 2015Observed: -0.1 ft at 12:00AM Jun 01, 2015Observed: -0.14 ft at 12:06AM Jun 01, 2015Observed: -0.18 ft at 12:12AM Jun 01, 2015Observed: -0.21 ft at 12:18AM Jun 01, 2015Observed: -0.23 ft at 12:24AM Jun 01, 2015Observed: -0.28 ft at 12:30AM Jun 01, 2015Observed: -0.3 ft at 12:36AM Jun 01, 2015Observed: -0.34 ft at 12:42AM Jun 01, 2015Observed: -0.36 ft at 12:48AM Jun 01, 2015Observed: -0.39 ft at 12:54AM Jun 01, 2015Observed: -0.41 ft at 1:00AM Jun 01, 2015Observed: -0.43 ft at 1:06AM Jun 01, 2015Observed: -0.44 ft at 1:12AM Jun 01, 2015Observed: -0.46 ft at 1:18AM Jun 01, 2015Observed: -0.47 ft at 1:24AM Jun 01, 2015Observed: -0.49 ft at 1:30AM Jun 01, 2015Observed: -0.5 ft at 1:36AM Jun 01, 2015Observed: -0.51 ft at 1:42AM Jun 01, 2015Observed: -0.51 ft at 1:48AM Jun 01, 2015Observed: -0.51 ft at 1:54AM Jun 01, 2015Observed: -0.51 ft at 2:00AM Jun 01, 2015Observed: -0.5 ft at 2:06AM Jun 01, 2015Observed: -0.49 ft at 2:12AM Jun 01, 2015Observed: -0.48 ft at 2:18AM Jun 01, 2015Observed: -0.46 ft at 2:24AM Jun 01, 2015Observed: -0.42 ft at 2:30AM Jun 01, 2015Observed: -0.38 ft at 2:36AM Jun 01, 2015Observed: -0.33 ft at 2:42AM Jun 01, 2015Observed: -0.29 ft at 2:48AM Jun 01, 2015Observed: -0.25 ft at 2:54AM Jun 01, 2015Observed: -0.19 ft at 3:00AM Jun 01, 2015Observed: -0.13 ft at 3:06AM Jun 01, 2015Observed: -0.05 ft at 3:12AM Jun 01, 2015Observed: 0 ft at 3:18AM Jun 01, 2015Observed: 0.09 ft at 3:24AM Jun 01, 2015Observed: 0.16 ft at 3:30AM Jun 01, 2015Observed: 0.21 ft at 3:36AM Jun 01, 2015Observed: 0.31 ft at 3:42AM Jun 01, 2015Observed: 0.39 ft at 3:48AM Jun 01, 2015Observed: 0.46 ft at 3:54AM Jun 01, 2015Observed: 0.54 ft at 4:00AM Jun 01, 2015Observed: 0.62 ft at 4:06AM Jun 01, 2015Observed: 0.71 ft at 4:12AM Jun 01, 2015Observed: 0.79 ft at 4:18AM Jun 01, 2015Observed: 0.87 ft at 4:24AM Jun 01, 2015Observed: 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2.28 ft at 7:00AM Jun 01, 2015Observed: 2.29 ft at 7:06AM Jun 01, 2015Observed: 2.3 ft at 7:12AM Jun 01, 2015Observed: 2.32 ft at 7:18AM Jun 01, 2015Observed: 2.33 ft at 7:24AM Jun 01, 2015Observed: 2.33 ft at 7:30AM Jun 01, 2015Observed: 2.34 ft at 7:36AM Jun 01, 2015Observed: 2.33 ft at 7:42AM Jun 01, 2015Observed: 2.33 ft at 7:48AM Jun 01, 2015Observed: 2.32 ft at 7:54AM Jun 01, 2015Observed: 2.31 ft at 8:00AM Jun 01, 2015Observed: 2.29 ft at 8:06AM Jun 01, 2015Observed: 2.26 ft at 8:12AM Jun 01, 2015Observed: 2.24 ft at 8:18AM Jun 01, 2015Observed: 2.2 ft at 8:24AM Jun 01, 2015Observed: 2.16 ft at 8:30AM Jun 01, 2015Observed: 2.13 ft at 8:36AM Jun 01, 2015Observed: 2.09 ft at 8:42AM Jun 01, 2015Observed: 2.05 ft at 8:48AM Jun 01, 2015Observed: 2 ft at 8:54AM Jun 01, 2015Observed: 1.96 ft at 9:00AM Jun 01, 2015Observed: 1.91 ft at 9:06AM Jun 01, 2015Observed: 1.86 ft at 9:12AM Jun 01, 2015Observed: 1.81 ft at 9:18AM Jun 01, 2015Observed: 1.76 ft at 9:24AM Jun 01, 2015Observed: 1.7 ft at 9:30AM Jun 01, 2015Observed: 1.64 ft at 9:36AM Jun 01, 2015Observed: 1.59 ft at 9:42AM Jun 01, 2015Observed: 1.53 ft at 9:48AM Jun 01, 2015Observed: 1.45 ft at 9:54AM Jun 01, 2015Observed: 1.4 ft at 10:00AM Jun 01, 2015Observed: 1.34 ft at 10:06AM Jun 01, 2015Observed: 1.28 ft at 10:12AM Jun 01, 2015Observed: 1.2 ft at 10:18AM Jun 01, 2015Observed: 1.15 ft at 10:24AM Jun 01, 2015Observed: 1.09 ft at 10:30AM Jun 01, 2015Observed: 1.03 ft at 10:36AM Jun 01, 2015Observed: 0.96 ft at 10:42AM Jun 01, 2015Observed: 0.88 ft at 10:48AM Jun 01, 2015Observed: 0.24 ft at 11:54AM Jun 01, 2015Observed: 0.16 ft at 12:00PM Jun 01, 2015Observed: 0.13 ft at 12:06PM Jun 01, 2015Observed: 0.07 ft at 12:12PM Jun 01, 2015Observed: 0.04 ft at 12:18PM Jun 01, 2015Observed: -0.03 ft at 12:24PM Jun 01, 2015Observed: -0.06 ft at 12:30PM Jun 01, 2015Observed: -0.12 ft at 12:36PM Jun 01, 2015Observed: -0.16 ft at 12:42PM Jun 01, 2015Observed: -0.2 ft at 12:48PM Jun 01, 2015Observed: -0.25 ft at 12:54PM Jun 01, 2015Observed: -0.29 ft at 1:00PM Jun 01, 2015Observed: -0.34 ft at 1:06PM Jun 01, 2015Observed: -0.37 ft at 1:12PM Jun 01, 2015Observed: -0.41 ft at 1:18PM Jun 01, 2015Observed: -0.43 ft at 1:24PM Jun 01, 2015Observed: -0.47 ft at 1:30PM Jun 01, 2015Observed: -0.51 ft at 1:36PM Jun 01, 2015Observed: -0.53 ft at 1:42PM Jun 01, 2015Observed: -0.56 ft at 1:48PM Jun 01, 2015Observed: -0.58 ft at 1:54PM Jun 01, 2015Observed: -0.6 ft at 2:00PM Jun 01, 2015Observed: -0.64 ft at 2:06PM Jun 01, 2015Observed: -0.65 ft at 2:12PM Jun 01, 2015Observed: -0.67 ft at 2:18PM Jun 01, 2015Observed: -0.68 ft at 2:24PM Jun 01, 2015Observed: -0.7 ft at 2:30PM Jun 01, 2015Observed: -0.72 ft at 2:36PM Jun 01, 2015Observed: -0.73 ft at 2:42PM Jun 01, 2015Observed: -0.73 ft at 2:48PM Jun 01, 2015Observed: -0.73 ft at 2:54PM Jun 01, 2015Observed: -0.73 ft at 3:00PM Jun 01, 2015Observed: -0.73 ft at 3:06PM Jun 01, 2015Observed: -0.73 ft at 3:12PM Jun 01, 2015Observed: -0.73 ft at 3:18PM Jun 01, 2015Observed: 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2015Observed: 0.85 ft at 5:54PM Jun 01, 2015Observed: 0.95 ft at 6:00PM Jun 01, 2015Observed: 1.05 ft at 6:06PM Jun 01, 2015Observed: 1.12 ft at 6:12PM Jun 01, 2015Observed: 1.17 ft at 6:18PM Jun 01, 2015Observed: 1.23 ft at 6:24PM Jun 01, 2015Observed: 1.28 ft at 6:30PM Jun 01, 2015Observed: 1.43 ft at 6:36PM Jun 01, 2015Observed: 1.5 ft at 6:42PM Jun 01, 2015Observed: 1.52 ft at 6:48PM Jun 01, 2015Observed: 1.53 ft at 6:54PM Jun 01, 2015Observed: 1.64 ft at 7:00PM Jun 01, 2015Observed: 1.82 ft at 7:06PM Jun 01, 2015Observed: 1.82 ft at 7:12PM Jun 01, 2015Observed: 1.86 ft at 7:18PM Jun 01, 2015Observed: 1.88 ft at 7:24PM Jun 01, 2015Observed: 1.92 ft at 7:30PM Jun 01, 2015Observed: 1.98 ft at 7:36PM Jun 01, 2015Observed: 2.03 ft at 7:42PM Jun 01, 2015Observed: 2.07 ft at 7:48PM Jun 01, 2015Observed: 2.07 ft at 7:54PM Jun 01, 2015Observed: 2.07 ft at 8:00PM Jun 01, 2015Observed: 2.06 ft at 8:06PM Jun 01, 2015Observed: 2.05 ft at 8:12PM Jun 01, 2015Observed: 2.03 ft at 8:18PM Jun 01, 2015Observed: 2.02 ft at 8:24PM Jun 01, 2015Observed: 2.01 ft at 8:30PM Jun 01, 2015Observed: 2.01 ft at 8:36PM Jun 01, 2015Observed: 2 ft at 8:42PM Jun 01, 2015Observed: 1.99 ft at 8:48PM Jun 01, 2015Observed: 1.96 ft at 8:54PM Jun 01, 2015Observed: 1.94 ft at 9:00PM Jun 01, 2015Observed: 1.9 ft at 9:06PM Jun 01, 2015Observed: 1.86 ft at 9:12PM Jun 01, 2015Observed: 1.82 ft at 9:18PM Jun 01, 2015Observed: 1.78 ft at 9:24PM Jun 01, 2015Observed: 1.73 ft at 9:30PM Jun 01, 2015Observed: 1.67 ft at 9:36PM Jun 01, 2015Observed: 1.59 ft at 9:42PM Jun 01, 2015Observed: 1.55 ft at 9:48PM Jun 01, 2015Observed: 1.47 ft at 9:54PM Jun 01, 2015Observed: 1.42 ft at 10:00PM Jun 01, 2015Observed: 1.36 ft at 10:06PM Jun 01, 2015Observed: 1.31 ft at 10:12PM Jun 01, 2015Observed: 1.25 ft at 10:18PM Jun 01, 2015Observed: 1.19 ft at 10:24PM Jun 01, 2015Observed: 1.13 ft at 10:30PM Jun 01, 2015Observed: 1.07 ft at 10:36PM Jun 01, 2015Observed: 0.98 ft at 10:42PM Jun 01, 2015Observed: 0.91 ft at 10:48PM Jun 01, 2015Observed: 0.84 ft at 10:54PM Jun 01, 2015Observed: 0.8 ft at 11:00PM Jun 01, 2015Observed: 0.74 ft at 11:06PM Jun 01, 2015Observed: 0.66 ft at 11:12PM Jun 01, 2015Observed: 0.61 ft at 11:18PM Jun 01, 2015Observed: 0.55 ft at 11:24PM Jun 01, 2015Observed: 0.5 ft at 11:30PM Jun 01, 2015Observed: 0.44 ft at 11:36PM Jun 01, 2015Observed: 0.35 ft at 11:42PM Jun 01, 2015Observed: 0.31 ft at 11:48PM Jun 01, 2015Observed: 0.26 ft at 11:54PM Jun 01, 2015Observed: 0.2 ft at 12:00AM Jun 02, 2015Observed: 0.14 ft at 12:06AM Jun 02, 2015Observed: 0.09 ft at 12:12AM Jun 02, 2015Observed: 0.04 ft at 12:18AM Jun 02, 2015Observed: -0.01 ft at 12:24AM Jun 02, 2015Observed: -0.07 ft at 12:30AM Jun 02, 2015Observed: -0.12 ft at 12:36AM Jun 02, 2015Observed: -0.17 ft at 12:42AM Jun 02, 2015Observed: -0.23 ft at 12:48AM Jun 02, 2015Observed: -0.28 ft at 12:54AM Jun 02, 2015Observed: -0.32 ft at 1:00AM Jun 02, 2015Observed: -0.36 ft at 1:06AM Jun 02, 2015Observed: -0.39 ft at 1:12AM Jun 02, 2015Observed: -0.41 ft at 1:18AM Jun 02, 2015Observed: -0.43 ft at 1:24AM Jun 02, 2015Observed: -0.45 ft at 1:30AM Jun 02, 2015Observed: -0.49 ft at 1:36AM Jun 02, 2015Observed: -0.5 ft at 1:42AM Jun 02, 2015Observed: -0.51 ft at 1:48AM Jun 02, 2015Observed: -0.52 ft at 1:54AM Jun 02, 2015Observed: -0.53 ft at 2:00AM Jun 02, 2015Observed: -0.54 ft at 2:06AM Jun 02, 2015Observed: -0.55 ft at 2:12AM Jun 02, 2015Observed: -0.55 ft at 2:18AM Jun 02, 2015Observed: -0.56 ft at 2:24AM Jun 02, 2015Observed: -0.56 ft at 2:30AM Jun 02, 2015Observed: -0.56 ft at 2:36AM Jun 02, 2015Observed: -0.55 ft at 2:42AM Jun 02, 2015Observed: -0.54 ft at 2:48AM Jun 02, 2015Observed: -0.53 ft at 2:54AM Jun 02, 2015Observed: -0.52 ft at 3:00AM Jun 02, 2015Observed: -0.51 ft at 3:06AM Jun 02, 2015Observed: -0.5 ft at 3:12AM Jun 02, 2015Observed: -0.47 ft at 3:18AM Jun 02, 2015Observed: -0.45 ft at 3:24AM Jun 02, 2015Observed: -0.39 ft at 3:30AM Jun 02, 2015Observed: -0.35 ft at 3:36AM Jun 02, 2015Observed: -0.3 ft at 3:42AM Jun 02, 2015Observed: -0.21 ft at 3:48AM Jun 02, 2015Observed: -0.16 ft at 3:54AM Jun 02, 2015Observed: -0.06 ft at 4:00AM Jun 02, 2015Observed: 0.02 ft at 4:06AM Jun 02, 2015Observed: 0.11 ft at 4:12AM Jun 02, 2015Observed: 0.21 ft at 4:18AM Jun 02, 2015Observed: 0.3 ft at 4:24AM Jun 02, 2015Observed: 0.39 ft at 4:30AM Jun 02, 2015Observed: 0.48 ft at 4:36AM Jun 02, 2015Observed: 0.56 ft at 4:42AM Jun 02, 2015Observed: 0.64 ft at 4:48AM Jun 02, 2015Observed: 0.72 ft at 4:54AM Jun 02, 2015Observed: 0.81 ft at 5:00AM Jun 02, 2015Observed: 0.89 ft at 5:06AM Jun 02, 2015Observed: 0.98 ft at 5:12AM Jun 02, 2015Observed: 1.07 ft at 5:18AM Jun 02, 2015Observed: 1.16 ft at 5:24AM Jun 02, 2015Observed: 1.25 ft at 5:30AM Jun 02, 2015Observed: 1.34 ft at 5:36AM Jun 02, 2015Observed: 1.43 ft at 5:42AM Jun 02, 2015Observed: 1.52 ft at 5:48AM Jun 02, 2015Observed: 1.6 ft at 5:54AM Jun 02, 2015Observed: 1.69 ft at 6:00AM Jun 02, 2015Observed: 1.77 ft at 6:06AM Jun 02, 2015Observed: 1.85 ft at 6:12AM Jun 02, 2015Observed: 1.92 ft at 6:18AM Jun 02, 2015Observed: 1.99 ft at 6:24AM Jun 02, 2015Observed: 2.04 ft at 6:30AM Jun 02, 2015Observed: 2.12 ft at 6:36AM Jun 02, 2015Observed: 2.16 ft at 6:42AM Jun 02, 2015Observed: 2.22 ft at 6:48AM Jun 02, 2015Observed: 2.28 ft at 6:54AM Jun 02, 2015Observed: 2.34 ft at 7:00AM Jun 02, 2015Observed: 2.39 ft at 7:06AM Jun 02, 2015Observed: 2.44 ft at 7:12AM Jun 02, 2015Observed: 2.48 ft at 7:18AM Jun 02, 2015Observed: 2.49 ft at 7:24AM Jun 02, 2015Observed: 2.53 ft at 7:30AM Jun 02, 2015Observed: 2.55 ft at 7:36AM Jun 02, 2015Observed: 2.58 ft at 7:42AM Jun 02, 2015Observed: 2.6 ft at 7:48AM Jun 02, 2015Observed: 2.62 ft at 7:54AM Jun 02, 2015Observed: 2.63 ft at 8:00AM Jun 02, 2015Highest Observation: 2.64 ft at 8:06AM Jun 02, 2015Highest Observation: 2.64 ft at 8:12AM Jun 02, 2015Highest Observation: 2.64 ft at 8:18AM Jun 02, 2015Highest Observation: 2.64 ft at 8:24AM Jun 02, 2015Highest Observation: 2.64 ft at 8:30AM Jun 02, 2015Observed: 2.62 ft at 8:36AM Jun 02, 2015Observed: 2.61 ft at 8:42AM Jun 02, 2015Observed: 2.6 ft at 8:48AM Jun 02, 2015Observed: 2.56 ft at 8:54AM Jun 02, 2015Observed: 2.55 ft at 9:00AM Jun 02, 2015Observed: 2.51 ft at 9:06AM Jun 02, 2015Observed: 2.48 ft at 9:12AM Jun 02, 2015Observed: 2.44 ft at 9:18AM Jun 02, 2015Observed: 2.38 ft at 9:24AM Jun 02, 2015Observed: 2.34 ft at 9:30AM Jun 02, 2015Observed: 2.29 ft at 9:36AM Jun 02, 2015Observed: 2.23 ft at 9:42AM Jun 02, 2015Observed: 2.18 ft at 9:48AM Jun 02, 2015Observed: 2.12 ft at 9:54AM Jun 02, 2015Observed: 2.07 ft at 10:00AM Jun 02, 2015Observed: 2.01 ft at 10:06AM Jun 02, 2015Observed: 1.93 ft at 10:12AM Jun 02, 2015Observed: 1.89 ft at 10:18AM Jun 02, 2015Observed: 1.81 ft at 10:24AM Jun 02, 2015Observed: 1.76 ft at 10:30AM Jun 02, 2015Observed: 1.68 ft at 10:36AM Jun 02, 2015Observed: 1.6 ft at 10:42AM Jun 02, 2015Observed: 1.52 ft at 10:48AM Jun 02, 2015Observed: 1.47 ft at 10:54AM Jun 02, 2015Observed: 1.41 ft at 11:00AM Jun 02, 2015Observed: 1.32 ft at 11:06AM Jun 02, 2015Observed: 1.25 ft at 11:12AM Jun 02, 2015Observed: 1.17 ft at 11:18AM Jun 02, 2015Observed: 1.09 ft at 11:24AM Jun 02, 2015Observed: 1.05 ft at 11:30AM Jun 02, 2015Observed: 0.97 ft at 11:36AM Jun 02, 2015Observed: 0.9 ft at 11:42AM Jun 02, 2015Observed: 0.85 ft at 11:48AM Jun 02, 2015Observed: 0.76 ft at 11:54AM Jun 02, 2015Observed: 0.69 ft at 12:00PM Jun 02, 2015Observed: 0.62 ft at 12:06PM Jun 02, 2015Observed: 0.54 ft at 12:12PM Jun 02, 2015Observed: 0.51 ft at 12:18PM Jun 02, 2015Observed: 0.43 ft at 12:24PM Jun 02, 2015Observed: 0.38 ft at 12:30PM Jun 02, 2015Observed: 0.33 ft at 12:36PM Jun 02, 2015Observed: 0.24 ft at 12:42PM Jun 02, 2015Observed: 0.2 ft at 12:48PM Jun 02, 2015Observed: 0.14 ft at 12:54PM Jun 02, 2015Observed: 0.08 ft at 1:00PM Jun 02, 2015Observed: 0.02 ft at 1:06PM Jun 02, 2015Observed: -0.03 ft at 1:12PM Jun 02, 2015Observed: -0.08 ft at 1:18PM Jun 02, 2015Observed: -0.16 ft at 1:24PM Jun 02, 2015Observed: -0.18 ft at 1:30PM Jun 02, 2015Observed: -0.22 ft at 1:36PM Jun 02, 2015Observed: -0.31 ft at 1:42PM Jun 02, 2015Observed: -0.34 ft at 1:48PM Jun 02, 2015Observed: -0.37 ft at 1:54PM Jun 02, 2015Observed: -0.4 ft at 2:00PM Jun 02, 2015Observed: -0.44 ft at 2:06PM Jun 02, 2015Observed: -0.48 ft at 2:12PM Jun 02, 2015Observed: -0.52 ft at 2:18PM Jun 02, 2015Observed: -0.55 ft at 2:24PM Jun 02, 2015Observed: -0.59 ft at 2:30PM Jun 02, 2015Observed: -0.62 ft at 2:36PM Jun 02, 2015Observed: -0.64 ft at 2:42PM Jun 02, 2015Observed: -0.67 ft at 2:48PM Jun 02, 2015Observed: -0.69 ft at 2:54PM Jun 02, 2015Observed: -0.71 ft at 3:00PM Jun 02, 2015Observed: -0.74 ft at 3:06PM Jun 02, 2015Observed: -0.76 ft at 3:12PM Jun 02, 2015Observed: -0.78 ft at 3:18PM Jun 02, 2015Observed: -0.79 ft at 3:24PM Jun 02, 2015Observed: -0.83 ft at 3:30PM Jun 02, 2015Observed: -0.84 ft at 3:36PM Jun 02, 2015Observed: -0.85 ft at 3:42PM Jun 02, 2015Observed: -0.85 ft at 3:48PM Jun 02, 2015Observed: -0.85 ft at 3:54PM Jun 02, 2015Observed: -0.85 ft at 4:00PM Jun 02, 2015Observed: -0.84 ft at 4:06PM Jun 02, 2015Observed: -0.8 ft at 4:12PM Jun 02, 2015Observed: -0.78 ft at 4:18PM Jun 02, 2015Observed: -0.73 ft at 4:24PM Jun 02, 2015Observed: -0.68 ft at 4:30PM Jun 02, 2015Observed: -0.63 ft at 4:36PM Jun 02, 2015Observed: -0.58 ft at 4:42PM Jun 02, 2015Observed: -0.53 ft at 4:48PM Jun 02, 2015Observed: -0.47 ft at 4:54PM Jun 02, 2015Observed: -0.38 ft at 5:00PM Jun 02, 2015Observed: -0.29 ft at 5:06PM Jun 02, 2015Observed: -0.23 ft at 5:12PM Jun 02, 2015Observed: -0.14 ft at 5:18PM Jun 02, 2015Observed: -0.05 ft at 5:24PM Jun 02, 2015Observed: 0.03 ft at 5:30PM Jun 02, 2015Observed: 0.1 ft at 5:36PM Jun 02, 2015Observed: 0.21 ft at 5:42PM Jun 02, 2015Observed: 0.3 ft at 5:48PM Jun 02, 2015Observed: 0.38 ft at 5:54PM Jun 02, 2015Observed: 0.48 ft at 6:00PM Jun 02, 2015Observed: 0.59 ft at 6:06PM Jun 02, 2015Observed: 0.67 ft at 6:12PM Jun 02, 2015Observed: 0.82 ft at 6:18PM Jun 02, 2015Observed: 0.89 ft at 6:24PM Jun 02, 2015Observed: 0.98 ft at 6:30PM Jun 02, 2015Observed: 1.08 ft at 6:36PM Jun 02, 2015Observed: 1.17 ft at 6:42PM Jun 02, 2015Observed: 1.27 ft at 6:48PM Jun 02, 2015Observed: 1.34 ft at 6:54PM Jun 02, 2015Observed: 1.43 ft at 7:00PM Jun 02, 2015Observed: 1.51 ft at 7:06PM Jun 02, 2015Observed: 1.56 ft at 7:12PM Jun 02, 2015Observed: 1.65 ft at 7:18PM Jun 02, 2015Observed: 1.72 ft at 7:24PM Jun 02, 2015Observed: 1.8 ft at 7:30PM Jun 02, 2015Observed: 1.85 ft at 7:36PM Jun 02, 2015Observed: 1.91 ft at 7:42PM Jun 02, 2015Observed: 1.97 ft at 7:48PM Jun 02, 2015Observed: 2.02 ft at 7:54PM Jun 02, 2015Observed: 2.06 ft at 8:00PM Jun 02, 2015Observed: 2.1 ft at 8:06PM Jun 02, 2015Observed: 2.14 ft at 8:12PM Jun 02, 2015Observed: 2.18 ft at 8:18PM Jun 02, 2015Observed: 2.2 ft at 8:24PM Jun 02, 2015Observed: 2.22 ft at 8:30PM Jun 02, 2015Observed: 2.23 ft at 8:36PM Jun 02, 2015Observed: 2.25 ft at 8:42PM Jun 02, 2015Observed: 2.27 ft at 8:48PM Jun 02, 2015Observed: 2.28 ft at 8:54PM Jun 02, 2015Observed: 2.29 ft at 9:00PM Jun 02, 2015Observed: 2.3 ft at 9:06PM Jun 02, 2015Observed: 2.3 ft at 9:12PM Jun 02, 2015Observed: 2.29 ft at 9:18PM Jun 02, 2015Observed: 2.28 ft at 9:24PM Jun 02, 2015Observed: 2.27 ft at 9:30PM Jun 02, 2015Observed: 2.24 ft at 9:36PM Jun 02, 2015Observed: 2.21 ft at 9:42PM Jun 02, 2015Observed: 2.18 ft at 9:48PM Jun 02, 2015Observed: 2.15 ft at 9:54PM Jun 02, 2015Observed: 2.11 ft at 10:00PM Jun 02, 2015Observed: 2.06 ft at 10:06PM Jun 02, 2015Observed: 2.01 ft at 10:12PM Jun 02, 2015Observed: 1.97 ft at 10:18PM Jun 02, 2015Observed: 1.91 ft at 10:24PM Jun 02, 2015Observed: 1.86 ft at 10:30PM Jun 02, 2015Observed: 1.81 ft at 10:36PM Jun 02, 2015Observed: 1.75 ft at 10:42PM Jun 02, 2015Observed: 1.71 ft at 10:48PM Jun 02, 2015Observed: 1.63 ft at 10:54PM Jun 02, 2015Observed: 1.59 ft at 11:00PM Jun 02, 2015Observed: 1.51 ft at 11:06PM Jun 02, 2015Observed: 1.46 ft at 11:12PM Jun 02, 2015Observed: 1.37 ft at 11:18PM Jun 02, 2015Observed: 1.34 ft at 11:24PM Jun 02, 2015Observed: 1.26 ft at 11:30PM Jun 02, 2015Observed: 1.21 ft at 11:36PM Jun 02, 2015Observed: 1.15 ft at 11:42PM Jun 02, 2015Observed: 1.09 ft at 11:48PM Jun 02, 2015Observed: 1.03 ft at 11:54PM Jun 02, 2015Observed: 0.97 ft at 12:00AM Jun 03, 2015Observed: 0.92 ft at 12:06AM Jun 03, 2015Observed: 0.86 ft at 12:12AM Jun 03, 2015Observed: 0.8 ft at 12:18AM Jun 03, 2015Observed: 0.74 ft at 12:24AM Jun 03, 2015Observed: 0.69 ft at 12:30AM Jun 03, 2015Observed: 0.63 ft at 12:36AM Jun 03, 2015Observed: 0.57 ft at 12:42AM Jun 03, 2015Observed: 0.52 ft at 12:48AM Jun 03, 2015Observed: 0.46 ft at 12:54AM Jun 03, 2015Observed: 0.4 ft at 1:00AM Jun 03, 2015Observed: 0.35 ft at 1:06AM Jun 03, 2015Observed: 0.31 ft at 1:12AM Jun 03, 2015Observed: 0.27 ft at 1:18AM Jun 03, 2015Observed: 0.22 ft at 1:24AM Jun 03, 2015Observed: 0.17 ft at 1:30AM Jun 03, 2015Observed: 0.12 ft at 1:36AM Jun 03, 2015Observed: 0.08 ft at 1:42AM Jun 03, 2015Observed: 0.04 ft at 1:48AM Jun 03, 2015Observed: 0 ft at 1:54AM Jun 03, 2015Observed: -0.04 ft at 2:00AM Jun 03, 2015Observed: -0.08 ft at 2:06AM Jun 03, 2015Observed: -0.11 ft at 2:12AM Jun 03, 2015Observed: -0.15 ft at 2:18AM Jun 03, 2015Observed: -0.16 ft at 2:24AM Jun 03, 2015Observed: -0.2 ft at 2:30AM Jun 03, 2015Observed: -0.22 ft at 2:36AM Jun 03, 2015Observed: -0.26 ft at 2:42AM Jun 03, 2015Observed: -0.27 ft at 2:48AM Jun 03, 2015Observed: -0.31 ft at 2:54AM Jun 03, 2015Observed: -0.33 ft at 3:00AM Jun 03, 2015Observed: -0.34 ft at 3:06AM Jun 03, 2015Observed: -0.36 ft at 3:12AM Jun 03, 2015Observed: -0.36 ft at 3:18AM Jun 03, 2015Observed: -0.37 ft at 3:24AM Jun 03, 2015Observed: -0.38 ft at 3:30AM Jun 03, 2015Observed: -0.37 ft at 3:36AM Jun 03, 2015Observed: -0.37 ft at 3:42AM Jun 03, 2015Observed: -0.36 ft at 3:48AM Jun 03, 2015Observed: -0.35 ft at 3:54AM Jun 03, 2015Observed: -0.32 ft at 4:00AM Jun 03, 2015Observed: -0.3 ft at 4:06AM Jun 03, 2015Observed: -0.26 ft at 4:12AM Jun 03, 2015Observed: -0.21 ft at 4:18AM Jun 03, 2015Observed: -0.16 ft at 4:24AM Jun 03, 2015Observed: -0.11 ft at 4:30AM Jun 03, 2015Observed: -0.05 ft at 4:36AM Jun 03, 2015Observed: 0.01 ft at 4:42AM Jun 03, 2015Observed: 0.07 ft at 4:48AM Jun 03, 2015Observed: 0.15 ft at 4:54AM Jun 03, 2015Observed: 0.21 ft at 5:00AM Jun 03, 2015Observed: 0.3 ft at 5:06AM Jun 03, 2015Observed: 0.37 ft at 5:12AM Jun 03, 2015Observed: 0.46 ft at 5:18AM Jun 03, 2015Observed: 0.54 ft at 5:24AM Jun 03, 2015Observed: 0.62 ft at 5:30AM Jun 03, 2015Observed: 0.71 ft at 5:36AM Jun 03, 2015Observed: 0.8 ft at 5:42AM Jun 03, 2015Observed: 0.89 ft at 5:48AM Jun 03, 2015Observed: 0.98 ft at 5:54AM Jun 03, 2015Observed: 1.07 ft at 6:00AM Jun 03, 2015Observed: 1.17 ft at 6:06AM Jun 03, 2015Observed: 1.25 ft at 6:12AM Jun 03, 2015Observed: 1.34 ft at 6:18AM Jun 03, 2015Observed: 1.43 ft at 6:24AM Jun 03, 2015Observed: 1.52 ft at 6:30AM Jun 03, 2015Observed: 1.61 ft at 6:36AM Jun 03, 2015Observed: 1.68 ft at 6:42AM Jun 03, 2015Observed: 1.76 ft at 6:48AM Jun 03, 2015USGS--Water Resources of the United StatesAXTV2(plotting HGIRG) Graph Created (7:36AM Jun 3, 2015)ObservedLatest observed value: 1.76 ft at 6:48 AM EDT 3-Jun-2015. Flood Stage is 3.1 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Gauge reading affected by tides.

NOTE: Forecasts are not available for the Potomac River at Alexandria. Only observed stages are available for this point.

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Upstream Locations Upstream Gauge Downstream Gauge Downstream Gauge - at Lewisetta
Flood Categories (in feet)
Major Flood Stage: 6.6
Moderate Flood Stage: 4.5
Flood Stage: 3.1
Action Stage: 2.5
Low Stage (in feet): 0

Historic Crests
Currently none available.

Recent Crests
Currently none available.

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
5.5 Floodwaters reach about a block and a half inland at King Street and cover about two blocks of Union Street.
5 Floodwaters move past the intersection of King Street and Union Street.
4.75 Flooding is ongoing at several businesses near the intersection of King Street and Union Street.
4 Water approaches buildings near the intersection of King Street and Union Street.
3.75 Union Street is covered by water near King Street.
3.25 Water covers the easternmost end of King Street.
3.1 Water reaches the curb near the intersection of King Street and Strand Street.
2.7 Water begins to pool near the corner of Strand Street and Wales Alley in Alexandria.
About This Location Collapse

Latitude: 38.805278° N, Longitude: 77.038333° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 3.1 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 0.00 2.70 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 0.75 3.45 Older USGS topographic maps, NGVD29 benchmarks
MSL -0.18 2.52 Older USGS topographic maps, MSL benchmarks
Other 1.40 4.10  

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
(703) 996-2200
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Page last modified: 12-Feb-2015 9:34 PM
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