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Hydrograph River at a Glance Download
Atlantic Coast at Seavey Island (IN MLLW) Tide Height (ft)Observed: 10.38 ft at 1:54AM May 18, 2022Observed: 10.28 ft at 2:00AM May 18, 2022Observed: 10.16 ft at 2:06AM May 18, 2022Observed: 10.04 ft at 2:12AM May 18, 2022Observed: 9.9 ft at 2:18AM May 18, 2022Observed: 9.73 ft at 2:24AM May 18, 2022Observed: 9.57 ft at 2:30AM May 18, 2022Observed: 9.4 ft at 2:36AM May 18, 2022Observed: 9.22 ft at 2:42AM May 18, 2022Observed: 9.05 ft at 2:48AM May 18, 2022Observed: 8.86 ft at 2:54AM May 18, 2022Observed: 8.65 ft at 3:00AM May 18, 2022Observed: 8.44 ft at 3:06AM May 18, 2022Observed: 8.24 ft at 3:12AM May 18, 2022Observed: 8.01 ft at 3:18AM May 18, 2022Observed: 7.79 ft at 3:24AM May 18, 2022Observed: 7.56 ft at 3:30AM May 18, 2022Observed: 7.31 ft at 3:36AM May 18, 2022Observed: 7.06 ft at 3:42AM May 18, 2022Observed: 6.78 ft at 3:48AM May 18, 2022Observed: 6.47 ft at 3:54AM May 18, 2022Observed: 6.17 ft at 4:00AM May 18, 2022Observed: 5.88 ft at 4:06AM May 18, 2022Observed: 5.59 ft at 4:12AM May 18, 2022Observed: 5.32 ft at 4:18AM May 18, 2022Observed: 5.05 ft at 4:24AM May 18, 2022Observed: 4.78 ft at 4:30AM May 18, 2022Observed: 4.51 ft at 4:36AM May 18, 2022Observed: 4.26 ft at 4:42AM May 18, 2022Observed: 3.96 ft at 4:48AM May 18, 2022Observed: 3.68 ft at 4:54AM May 18, 2022Observed: 3.42 ft at 5:00AM May 18, 2022Observed: 3.15 ft at 5:06AM May 18, 2022Observed: 2.87 ft at 5:12AM May 18, 2022Observed: 2.6 ft at 5:18AM May 18, 2022Observed: 2.32 ft at 5:24AM May 18, 2022Observed: 2.02 ft at 5:30AM May 18, 2022Observed: 1.81 ft at 5:36AM May 18, 2022Observed: 1.54 ft at 5:42AM May 18, 2022Observed: 1.3 ft at 5:48AM May 18, 2022Observed: 1.12 ft at 5:54AM May 18, 2022Observed: 0.83 ft at 6:00AM May 18, 2022Observed: 0.61 ft at 6:06AM May 18, 2022Observed: 0.43 ft at 6:12AM May 18, 2022Observed: 0.25 ft at 6:18AM May 18, 2022Observed: 0.1 ft at 6:24AM May 18, 2022Observed: -0.04 ft at 6:30AM May 18, 2022Observed: -0.21 ft at 6:36AM May 18, 2022Observed: -0.37 ft at 6:42AM May 18, 2022Observed: -0.47 ft at 6:48AM May 18, 2022Observed: -0.61 ft at 6:54AM May 18, 2022Observed: -0.74 ft at 7:00AM May 18, 2022Observed: -0.86 ft at 7:06AM May 18, 2022Observed: -0.94 ft at 7:12AM May 18, 2022Observed: -0.98 ft at 7:18AM May 18, 2022Observed: -1 ft at 7:24AM May 18, 2022Observed: -1.07 ft at 7:30AM May 18, 2022Observed: -1.1 ft at 7:36AM May 18, 2022Observed: -1.15 ft at 7:42AM May 18, 2022Observed: -1.15 ft at 7:48AM May 18, 2022Observed: -1.08 ft at 7:54AM May 18, 2022Observed: -1.05 ft at 8:00AM May 18, 2022Observed: -0.96 ft at 8:06AM May 18, 2022Observed: -0.91 ft at 8:12AM May 18, 2022Observed: -0.85 ft at 8:18AM May 18, 2022Observed: -0.73 ft at 8:30AM May 18, 2022Observed: -0.65 ft at 8:36AM May 18, 2022Observed: -0.52 ft at 8:42AM May 18, 2022Observed: -0.34 ft at 8:48AM May 18, 2022Observed: -0.18 ft at 8:54AM May 18, 2022Observed: -0.01 ft at 9:00AM May 18, 2022Observed: 0.17 ft at 9:06AM May 18, 2022Observed: 0.38 ft at 9:12AM May 18, 2022Observed: 0.57 ft at 9:18AM May 18, 2022Observed: 0.77 ft at 9:24AM May 18, 2022Observed: 0.97 ft at 9:30AM May 18, 2022Observed: 1.17 ft at 9:36AM May 18, 2022Observed: 1.4 ft at 9:42AM May 18, 2022Observed: 1.65 ft at 9:48AM May 18, 2022Observed: 1.89 ft at 9:54AM May 18, 2022Observed: 2.15 ft at 10:00AM May 18, 2022Observed: 2.37 ft at 10:06AM May 18, 2022Observed: 2.6 ft at 10:12AM May 18, 2022Observed: 2.84 ft at 10:18AM May 18, 2022Observed: 3.08 ft at 10:24AM May 18, 2022Observed: 3.33 ft at 10:30AM May 18, 2022Observed: 3.6 ft at 10:36AM May 18, 2022Observed: 3.87 ft at 10:42AM May 18, 2022Observed: 4.15 ft at 10:48AM May 18, 2022Observed: 4.38 ft at 10:54AM May 18, 2022Observed: 4.6 ft at 11:00AM May 18, 2022Observed: 4.86 ft at 11:06AM May 18, 2022Observed: 5.12 ft at 11:12AM May 18, 2022Observed: 5.37 ft at 11:18AM May 18, 2022Observed: 5.62 ft at 11:24AM May 18, 2022Observed: 5.82 ft at 11:30AM May 18, 2022Observed: 6.04 ft at 11:36AM May 18, 2022Observed: 6.29 ft at 11:42AM May 18, 2022Observed: 6.52 ft at 11:48AM May 18, 2022Observed: 6.72 ft at 11:54AM May 18, 2022Observed: 6.92 ft at 12:00PM May 18, 2022Observed: 7.12 ft at 12:06PM May 18, 2022Observed: 7.33 ft at 12:12PM May 18, 2022Observed: 7.46 ft at 12:18PM May 18, 2022Observed: 7.64 ft at 12:24PM May 18, 2022Observed: 7.78 ft at 12:30PM May 18, 2022Observed: 7.92 ft at 12:36PM May 18, 2022Observed: 8.1 ft at 12:42PM May 18, 2022Observed: 8.23 ft at 12:48PM May 18, 2022Observed: 8.36 ft at 12:54PM May 18, 2022Observed: 8.45 ft at 1:00PM May 18, 2022Observed: 8.56 ft at 1:06PM May 18, 2022Observed: 8.65 ft at 1:12PM May 18, 2022Observed: 8.72 ft at 1:18PM May 18, 2022Observed: 8.77 ft at 1:24PM May 18, 2022Observed: 8.84 ft at 1:30PM May 18, 2022Observed: 8.88 ft at 1:36PM May 18, 2022Observed: 8.95 ft at 1:42PM May 18, 2022Observed: 8.95 ft at 1:48PM May 18, 2022Observed: 8.92 ft at 1:54PM May 18, 2022Observed: 8.93 ft at 2:00PM May 18, 2022Observed: 8.92 ft at 2:06PM May 18, 2022Observed: 8.91 ft at 2:12PM May 18, 2022Observed: 8.91 ft at 2:18PM May 18, 2022Observed: 8.87 ft at 2:24PM May 18, 2022Observed: 8.81 ft at 2:30PM May 18, 2022Observed: 8.74 ft at 2:36PM May 18, 2022Observed: 8.66 ft at 2:42PM May 18, 2022Observed: 8.59 ft at 2:48PM May 18, 2022Observed: 8.51 ft at 2:54PM May 18, 2022Observed: 8.43 ft at 3:00PM May 18, 2022Observed: 8.31 ft at 3:06PM May 18, 2022Observed: 8.17 ft at 3:12PM May 18, 2022Observed: 8 ft at 3:18PM May 18, 2022Observed: 7.83 ft at 3:24PM May 18, 2022Observed: 7.67 ft at 3:30PM May 18, 2022Observed: 7.53 ft at 3:36PM May 18, 2022Observed: 7.35 ft at 3:42PM May 18, 2022Observed: 7.17 ft at 3:48PM May 18, 2022Observed: 6.99 ft at 3:54PM May 18, 2022Observed: 6.78 ft at 4:00PM May 18, 2022Observed: 6.59 ft at 4:06PM May 18, 2022Observed: 6.39 ft at 4:12PM May 18, 2022Observed: 6.17 ft at 4:18PM May 18, 2022Observed: 5.95 ft at 4:24PM May 18, 2022Observed: 5.72 ft at 4:30PM May 18, 2022Observed: 5.49 ft at 4:36PM May 18, 2022Observed: 5.25 ft at 4:42PM May 18, 2022Observed: 4.97 ft at 4:48PM May 18, 2022Observed: 4.73 ft at 4:54PM May 18, 2022Observed: 4.47 ft at 5:00PM May 18, 2022Observed: 4.26 ft at 5:06PM May 18, 2022Observed: 3.99 ft at 5:12PM May 18, 2022Observed: 3.76 ft at 5:18PM May 18, 2022Observed: 3.55 ft at 5:24PM May 18, 2022Observed: 3.34 ft at 5:30PM May 18, 2022Observed: 3.13 ft at 5:36PM May 18, 2022Observed: 2.91 ft at 5:42PM May 18, 2022Observed: 2.67 ft at 5:48PM May 18, 2022Observed: 2.49 ft at 5:54PM May 18, 2022Observed: 2.27 ft at 6:00PM May 18, 2022Observed: 2.07 ft at 6:06PM May 18, 2022Observed: 1.86 ft at 6:12PM May 18, 2022Observed: 1.66 ft at 6:18PM May 18, 2022Observed: 1.5 ft at 6:24PM May 18, 2022Observed: 1.32 ft at 6:30PM May 18, 2022Observed: 1.22 ft at 6:36PM May 18, 2022Observed: 1.06 ft at 6:42PM May 18, 2022Observed: 0.95 ft at 6:48PM May 18, 2022Observed: 0.82 ft at 6:54PM May 18, 2022Observed: 0.71 ft at 7:00PM May 18, 2022Observed: 0.62 ft at 7:06PM May 18, 2022Observed: 0.53 ft at 7:12PM May 18, 2022Observed: 0.46 ft at 7:18PM May 18, 2022Observed: 0.37 ft at 7:24PM May 18, 2022Observed: 0.3 ft at 7:30PM May 18, 2022Observed: 0.28 ft at 7:36PM May 18, 2022Observed: 0.3 ft at 7:42PM May 18, 2022Observed: 0.32 ft at 7:48PM May 18, 2022Observed: 0.33 ft at 8:06PM May 18, 2022Observed: 0.37 ft at 8:12PM May 18, 2022Observed: 0.44 ft at 8:18PM May 18, 2022Observed: 0.55 ft at 8:24PM May 18, 2022Observed: 0.64 ft at 8:30PM May 18, 2022Observed: 0.73 ft at 8:36PM May 18, 2022Observed: 0.82 ft at 8:42PM May 18, 2022Observed: 0.99 ft at 8:48PM May 18, 2022Observed: 1.13 ft at 8:54PM May 18, 2022Observed: 1.29 ft at 9:00PM May 18, 2022Observed: 1.46 ft at 9:06PM May 18, 2022Observed: 1.65 ft at 9:12PM May 18, 2022Observed: 1.81 ft at 9:18PM May 18, 2022Observed: 1.96 ft at 9:24PM May 18, 2022Observed: 2.16 ft at 9:30PM May 18, 2022Observed: 2.37 ft at 9:36PM May 18, 2022Observed: 2.6 ft at 9:42PM May 18, 2022Observed: 2.81 ft at 9:48PM May 18, 2022Observed: 3.02 ft at 9:54PM May 18, 2022Observed: 3.26 ft at 10:00PM May 18, 2022Observed: 3.47 ft at 10:06PM May 18, 2022Observed: 3.71 ft at 10:12PM May 18, 2022Observed: 3.96 ft at 10:18PM May 18, 2022Observed: 4.21 ft at 10:24PM May 18, 2022Observed: 4.45 ft at 10:30PM May 18, 2022Observed: 4.71 ft at 10:36PM May 18, 2022Observed: 4.98 ft at 10:42PM May 18, 2022Observed: 5.2 ft at 10:48PM May 18, 2022Observed: 5.46 ft at 10:54PM May 18, 2022Observed: 5.72 ft at 11:00PM May 18, 2022Observed: 5.95 ft at 11:06PM May 18, 2022Observed: 6.21 ft at 11:12PM May 18, 2022Observed: 6.45 ft at 11:18PM May 18, 2022Observed: 6.7 ft at 11:24PM May 18, 2022Observed: 6.97 ft at 11:30PM May 18, 2022Observed: 7.24 ft at 11:36PM May 18, 2022Observed: 7.49 ft at 11:42PM May 18, 2022Observed: 7.72 ft at 11:48PM May 18, 2022Observed: 7.89 ft at 11:54PM May 18, 2022Observed: 8.08 ft at 12:00AM May 19, 2022Observed: 8.3 ft at 12:06AM May 19, 2022Observed: 8.52 ft at 12:12AM May 19, 2022Observed: 8.71 ft at 12:18AM May 19, 2022Observed: 8.87 ft at 12:24AM May 19, 2022Observed: 9.06 ft at 12:30AM May 19, 2022Observed: 9.24 ft at 12:36AM May 19, 2022Observed: 9.39 ft at 12:42AM May 19, 2022Observed: 9.59 ft at 12:48AM May 19, 2022Observed: 9.72 ft at 12:54AM May 19, 2022Observed: 9.8 ft at 1:00AM May 19, 2022Observed: 9.86 ft at 1:06AM May 19, 2022Observed: 9.97 ft at 1:12AM May 19, 2022Observed: 10.1 ft at 1:18AM May 19, 2022Observed: 10.2 ft at 1:24AM May 19, 2022Observed: 10.27 ft at 1:30AM May 19, 2022Observed: 10.35 ft at 1:36AM May 19, 2022Observed: 10.38 ft at 1:42AM May 19, 2022Observed: 10.41 ft at 1:48AM May 19, 2022Observed: 10.47 ft at 1:54AM May 19, 2022Observed: 10.5 ft at 2:00AM May 19, 2022Highest Observation: 10.52 ft at 2:06AM May 19, 2022Observed: 10.5 ft at 2:12AM May 19, 2022Observed: 10.45 ft at 2:18AM May 19, 2022Observed: 10.42 ft at 2:24AM May 19, 2022Observed: 10.39 ft at 2:30AM May 19, 2022Observed: 10.37 ft at 2:36AM May 19, 2022Observed: 10.31 ft at 2:42AM May 19, 2022Observed: 10.22 ft at 2:48AM May 19, 2022Observed: 10.12 ft at 2:54AM May 19, 2022Observed: 10.02 ft at 3:00AM May 19, 2022Observed: 9.9 ft at 3:06AM May 19, 2022Observed: 9.75 ft at 3:12AM May 19, 2022Observed: 9.6 ft at 3:18AM May 19, 2022Observed: 9.43 ft at 3:24AM May 19, 2022Observed: 9.27 ft at 3:30AM May 19, 2022Observed: 9.11 ft at 3:36AM May 19, 2022Observed: 8.94 ft at 3:42AM May 19, 2022Observed: 8.78 ft at 3:48AM May 19, 2022Observed: 8.59 ft at 3:54AM May 19, 2022Observed: 8.36 ft at 4:00AM May 19, 2022Observed: 8.15 ft at 4:06AM May 19, 2022Observed: 7.94 ft at 4:12AM May 19, 2022Observed: 7.71 ft at 4:18AM May 19, 2022Observed: 7.49 ft at 4:24AM May 19, 2022Observed: 7.25 ft at 4:30AM May 19, 2022Observed: 6.98 ft at 4:36AM May 19, 2022Observed: 6.73 ft at 4:42AM May 19, 2022Observed: 6.44 ft at 4:48AM May 19, 2022Observed: 6.14 ft at 4:54AM May 19, 2022Observed: 5.87 ft at 5:00AM May 19, 2022Observed: 5.59 ft at 5:06AM May 19, 2022Observed: 5.32 ft at 5:12AM May 19, 2022Observed: 5.04 ft at 5:18AM May 19, 2022Observed: 4.74 ft at 5:24AM May 19, 2022Observed: 4.52 ft at 5:30AM May 19, 2022Observed: 4.21 ft at 5:36AM May 19, 2022Observed: 3.93 ft at 5:42AM May 19, 2022Observed: 3.67 ft at 5:48AM May 19, 2022Observed: 3.45 ft at 5:54AM May 19, 2022Observed: 3.17 ft at 6:00AM May 19, 2022Observed: 2.96 ft at 6:06AM May 19, 2022Observed: 2.7 ft at 6:12AM May 19, 2022Observed: 2.4 ft at 6:18AM May 19, 2022Observed: 2.19 ft at 6:24AM May 19, 2022Observed: 1.95 ft at 6:30AM May 19, 2022Observed: 1.69 ft at 6:36AM May 19, 2022Observed: 1.46 ft at 6:42AM May 19, 2022Observed: 1.18 ft at 6:48AM May 19, 2022Observed: 0.77 ft at 7:00AM May 19, 2022Observed: 0.6 ft at 7:06AM May 19, 2022Observed: 0.42 ft at 7:12AM May 19, 2022Observed: 0.31 ft at 7:18AM May 19, 2022Observed: 0.21 ft at 7:24AM May 19, 2022Observed: 0.04 ft at 7:30AM May 19, 2022Observed: -0.13 ft at 7:36AM May 19, 2022Observed: -0.22 ft at 7:42AM May 19, 2022Observed: -0.39 ft at 7:48AM May 19, 2022Observed: -0.49 ft at 7:54AM May 19, 2022Observed: -0.61 ft at 8:00AM May 19, 2022Observed: -0.63 ft at 8:06AM May 19, 2022Observed: -0.7 ft at 8:12AM May 19, 2022Observed: -0.75 ft at 8:18AM May 19, 2022Observed: -0.8 ft at 8:24AM May 19, 2022Observed: -0.82 ft at 8:30AM May 19, 2022Observed: -0.82 ft at 8:36AM May 19, 2022Observed: -0.85 ft at 8:42AM May 19, 2022Observed: -0.81 ft at 8:48AM May 19, 2022Observed: -0.77 ft at 8:54AM May 19, 2022Observed: -0.67 ft at 9:00AM May 19, 2022Observed: -0.61 ft at 9:06AM May 19, 2022Observed: -0.58 ft at 9:12AM May 19, 2022Observed: -0.52 ft at 9:18AM May 19, 2022Observed: -0.42 ft at 9:24AM May 19, 2022Observed: -0.31 ft at 9:30AM May 19, 2022Observed: -0.16 ft at 9:36AM May 19, 2022Observed: -0.03 ft at 9:42AM May 19, 2022Observed: 0.11 ft at 9:48AM May 19, 2022Observed: 0.28 ft at 9:54AM May 19, 2022Observed: 0.46 ft at 10:00AM May 19, 2022Observed: 0.64 ft at 10:06AM May 19, 2022Observed: 0.84 ft at 10:12AM May 19, 2022Observed: 1.03 ft at 10:18AM May 19, 2022Observed: 1.23 ft at 10:24AM May 19, 2022Observed: 1.44 ft at 10:30AM May 19, 2022Observed: 1.68 ft at 10:36AM May 19, 2022Observed: 1.92 ft at 10:42AM May 19, 2022Observed: 2.14 ft at 10:48AM May 19, 2022Observed: 2.37 ft at 10:54AM May 19, 2022Observed: 2.56 ft at 11:00AM May 19, 2022Observed: 2.77 ft at 11:06AM May 19, 2022Observed: 3.01 ft at 11:12AM May 19, 2022Observed: 3.28 ft at 11:18AM May 19, 2022Observed: 3.55 ft at 11:24AM May 19, 2022Observed: 3.8 ft at 11:30AM May 19, 2022Observed: 4.03 ft at 11:36AM May 19, 2022Observed: 4.28 ft at 11:42AM May 19, 2022Observed: 4.49 ft at 11:48AM May 19, 2022Observed: 4.76 ft at 11:54AM May 19, 2022Observed: 5.04 ft at 12:00PM May 19, 2022Observed: 5.28 ft at 12:06PM May 19, 2022Observed: 5.48 ft at 12:12PM May 19, 2022Observed: 5.71 ft at 12:18PM May 19, 2022Observed: 5.96 ft at 12:24PM May 19, 2022Observed: 6.18 ft at 12:30PM May 19, 2022Observed: 6.39 ft at 12:36PM May 19, 2022Observed: 6.63 ft at 12:42PM May 19, 2022Observed: 6.85 ft at 12:48PM May 19, 2022Observed: 7.03 ft at 12:54PM May 19, 2022Observed: 7.21 ft at 1:00PM May 19, 2022Observed: 7.38 ft at 1:06PM May 19, 2022Observed: 7.54 ft at 1:12PM May 19, 2022Observed: 7.73 ft at 1:18PM May 19, 2022Observed: 7.88 ft at 1:24PM May 19, 2022Observed: 8.01 ft at 1:30PM May 19, 2022Observed: 8.18 ft at 1:36PM May 19, 2022Observed: 8.31 ft at 1:42PM May 19, 2022Observed: 8.41 ft at 1:48PM May 19, 2022Observed: 8.52 ft at 1:54PM May 19, 2022Observed: 8.66 ft at 2:00PM May 19, 2022Observed: 8.76 ft at 2:06PM May 19, 2022Observed: 8.84 ft at 2:12PM May 19, 2022Observed: 8.89 ft at 2:18PM May 19, 2022Observed: 8.97 ft at 2:24PM May 19, 2022Observed: 9.01 ft at 2:30PM May 19, 2022Observed: 9.03 ft at 2:36PM May 19, 2022Observed: 9.06 ft at 2:42PM May 19, 2022Observed: 9.1 ft at 2:48PM May 19, 2022Observed: 9.11 ft at 2:54PM May 19, 2022Observed: 9.09 ft at 3:00PM May 19, 2022Observed: 9.09 ft at 3:06PM May 19, 2022Observed: 9.03 ft at 3:12PM May 19, 2022Observed: 9.01 ft at 3:18PM May 19, 2022Observed: 9.01 ft at 3:24PM May 19, 2022Observed: 8.96 ft at 3:30PM May 19, 2022Observed: 8.88 ft at 3:36PM May 19, 2022Observed: 8.81 ft at 3:42PM May 19, 2022Observed: 8.71 ft at 3:48PM May 19, 2022Observed: 8.59 ft at 3:54PM May 19, 2022Observed: 8.5 ft at 4:00PM May 19, 2022Observed: 8.39 ft at 4:06PM May 19, 2022Observed: 8.24 ft at 4:12PM May 19, 2022Observed: 8.1 ft at 4:18PM May 19, 2022Observed: 7.95 ft at 4:24PM May 19, 2022Observed: 7.76 ft at 4:30PM May 19, 2022Observed: 7.59 ft at 4:36PM May 19, 2022Observed: 7.42 ft at 4:42PM May 19, 2022Observed: 7.26 ft at 4:48PM May 19, 2022Observed: 7.1 ft at 4:54PM May 19, 2022Observed: 6.93 ft at 5:00PM May 19, 2022Observed: 6.72 ft at 5:06PM May 19, 2022Observed: 6.51 ft at 5:12PM May 19, 2022Observed: 6.33 ft at 5:18PM May 19, 2022Observed: 6.11 ft at 5:24PM May 19, 2022Observed: 5.88 ft at 5:30PM May 19, 2022Observed: 5.67 ft at 5:36PM May 19, 2022Observed: 5.42 ft at 5:42PM May 19, 2022Observed: 5.17 ft at 5:48PM May 19, 2022Observed: 4.9 ft at 5:54PM May 19, 2022Observed: 4.66 ft at 6:00PM May 19, 2022Observed: 4.42 ft at 6:06PM May 19, 2022Observed: 4.2 ft at 6:12PM May 19, 2022Observed: 3.98 ft at 6:18PM May 19, 2022Observed: 3.81 ft at 6:24PM May 19, 2022Observed: 3.63 ft at 6:30PM May 19, 2022Observed: 3.42 ft at 6:36PM May 19, 2022Observed: 3.2 ft at 6:42PM May 19, 2022Observed: 3.05 ft at 6:48PM May 19, 2022Observed: 2.86 ft at 6:54PM May 19, 2022Observed: 2.69 ft at 7:00PM May 19, 2022Observed: 2.46 ft at 7:06PM May 19, 2022Observed: 2.29 ft at 7:12PM May 19, 2022Observed: 2.09 ft at 7:18PM May 19, 2022Observed: 1.94 ft at 7:24PM May 19, 2022Observed: 1.81 ft at 7:30PM May 19, 2022Observed: 1.6 ft at 7:36PM May 19, 2022Observed: 1.47 ft at 7:42PM May 19, 2022Observed: 1.36 ft at 7:48PM May 19, 2022Observed: 1.15 ft at 8:06PM May 19, 2022Observed: 1.11 ft at 8:12PM May 19, 2022Observed: 1.03 ft at 8:18PM May 19, 2022Observed: 0.97 ft at 8:24PM May 19, 2022Observed: 0.94 ft at 8:30PM May 19, 2022Observed: 0.89 ft at 8:36PM May 19, 2022Observed: 0.86 ft at 8:42PM May 19, 2022Observed: 0.86 ft at 8:48PM May 19, 2022Observed: 0.88 ft at 8:54PM May 19, 2022Observed: 0.89 ft at 9:00PM May 19, 2022Observed: 0.91 ft at 9:06PM May 19, 2022Observed: 0.96 ft at 9:12PM May 19, 2022Observed: 1.02 ft at 9:18PM May 19, 2022Observed: 1.13 ft at 9:24PM May 19, 2022Observed: 1.24 ft at 9:30PM May 19, 2022Observed: 1.36 ft at 9:36PM May 19, 2022Observed: 1.49 ft at 9:42PM May 19, 2022Observed: 1.61 ft at 9:48PM May 19, 2022Observed: 1.73 ft at 9:54PM May 19, 2022Observed: 1.84 ft at 10:00PM May 19, 2022Observed: 1.98 ft at 10:06PM May 19, 2022Observed: 2.14 ft at 10:12PM May 19, 2022Observed: 2.32 ft at 10:18PM May 19, 2022Observed: 2.52 ft at 10:24PM May 19, 2022Observed: 2.7 ft at 10:30PM May 19, 2022Observed: 2.93 ft at 10:36PM May 19, 2022Observed: 3.15 ft at 10:42PM May 19, 2022Observed: 3.34 ft at 10:48PM May 19, 2022Observed: 3.54 ft at 10:54PM May 19, 2022Observed: 3.76 ft at 11:00PM May 19, 2022Observed: 3.96 ft at 11:06PM May 19, 2022Observed: 4.18 ft at 11:12PM May 19, 2022Observed: 4.44 ft at 11:18PM May 19, 2022Observed: 4.69 ft at 11:24PM May 19, 2022Observed: 4.92 ft at 11:30PM May 19, 2022Observed: 5.13 ft at 11:36PM May 19, 2022Observed: 5.33 ft at 11:42PM May 19, 2022Observed: 5.52 ft at 11:48PM May 19, 2022Observed: 5.79 ft at 11:54PM May 19, 2022Observed: 6.05 ft at 12:00AM May 20, 2022Observed: 6.31 ft at 12:06AM May 20, 2022Observed: 6.51 ft at 12:12AM May 20, 2022Observed: 6.73 ft at 12:18AM May 20, 2022Observed: 6.99 ft at 12:24AM May 20, 2022Observed: 7.26 ft at 12:30AM May 20, 2022Observed: 7.5 ft at 12:36AM May 20, 2022Observed: 7.73 ft at 12:42AM May 20, 2022Observed: 7.93 ft at 12:48AM May 20, 2022Observed: 8.14 ft at 12:54AM May 20, 2022Observed: 8.37 ft at 1:00AM May 20, 2022Observed: 8.54 ft at 1:06AM May 20, 2022Observed: 8.73 ft at 1:12AM May 20, 2022Observed: 8.9 ft at 1:18AM May 20, 2022Observed: 9.06 ft at 1:24AM May 20, 2022Observed: 9.18 ft at 1:30AM May 20, 2022Observed: 9.34 ft at 1:36AM May 20, 2022Observed: 9.49 ft at 1:42AM May 20, 2022Observed: 9.61 ft at 1:48AM May 20, 2022Observed: 9.71 ft at 1:54AM May 20, 2022Observed: 9.85 ft at 2:00AM May 20, 2022Observed: 9.99 ft at 2:06AM May 20, 2022Observed: 10.09 ft at 2:12AM May 20, 2022Observed: 10.17 ft at 2:18AM May 20, 2022Observed: 10.25 ft at 2:24AM May 20, 2022Observed: 10.28 ft at 2:30AM May 20, 2022Observed: 10.32 ft at 2:36AM May 20, 2022Observed: 10.38 ft at 2:42AM May 20, 2022Observed: 10.4 ft at 2:48AM May 20, 2022Observed: 10.42 ft at 2:54AM May 20, 2022Observed: 10.48 ft at 3:00AM May 20, 2022Observed: 10.47 ft at 3:06AM May 20, 2022Observed: 10.45 ft at 3:12AM May 20, 2022Observed: 10.39 ft at 3:18AM May 20, 2022Observed: 10.31 ft at 3:24AM May 20, 2022Observed: 10.24 ft at 3:30AM May 20, 2022Observed: 10.22 ft at 3:36AM May 20, 2022Observed: 10.19 ft at 3:42AM May 20, 2022Observed: 10.12 ft at 3:48AM May 20, 2022Observed: 10.04 ft at 3:54AM May 20, 2022Observed: 9.91 ft at 4:00AM May 20, 2022Observed: 9.79 ft at 4:06AM May 20, 2022Observed: 9.66 ft at 4:12AM May 20, 2022Observed: 9.49 ft at 4:18AM May 20, 2022Observed: 9.32 ft at 4:24AM May 20, 2022Observed: 9.15 ft at 4:30AM May 20, 2022Observed: 8.99 ft at 4:36AM May 20, 2022Observed: 8.82 ft at 4:42AM May 20, 2022Observed: 8.63 ft at 4:48AM May 20, 2022Observed: 8.4 ft at 4:54AM May 20, 2022Observed: 8.22 ft at 5:00AM May 20, 2022Observed: 8.06 ft at 5:06AM May 20, 2022Observed: 7.9 ft at 5:12AM May 20, 2022Observed: 7.71 ft at 5:18AM May 20, 2022Observed: 7.48 ft at 5:24AM May 20, 2022Observed: 7.2 ft at 5:30AM May 20, 2022Observed: 6.95 ft at 5:36AM May 20, 2022Observed: 6.67 ft at 5:42AM May 20, 2022Observed: 6.39 ft at 5:48AM May 20, 2022Observed: 6.15 ft at 5:54AM May 20, 2022Observed: 5.89 ft at 6:00AM May 20, 2022Observed: 5.57 ft at 6:06AM May 20, 2022Observed: 5.3 ft at 6:12AM May 20, 2022Observed: 5.02 ft at 6:18AM May 20, 2022Observed: 4.82 ft at 6:24AM May 20, 2022Observed: 4.58 ft at 6:30AM May 20, 2022Observed: 4.32 ft at 6:36AM May 20, 2022Observed: 4.03 ft at 6:42AM May 20, 2022Observed: 3.78 ft at 6:48AM May 20, 2022Observed: 3.55 ft at 6:54AM May 20, 2022Observed: 3.25 ft at 7:00AM May 20, 2022Observed: 3.04 ft at 7:06AM May 20, 2022Observed: 2.82 ft at 7:12AM May 20, 2022Observed: 2.55 ft at 7:18AM May 20, 2022Observed: 2.36 ft at 7:24AM May 20, 2022Observed: 2.12 ft at 7:30AM May 20, 2022Observed: 1.92 ft at 7:36AM May 20, 2022Observed: 1.71 ft at 7:42AM May 20, 2022Observed: 1.44 ft at 7:48AM May 20, 2022Observed: 1.23 ft at 7:54AM May 20, 2022Observed: 0.96 ft at 8:00AM May 20, 2022Observed: 0.85 ft at 8:06AM May 20, 2022Observed: 0.72 ft at 8:12AM May 20, 2022Observed: 0.56 ft at 8:18AM May 20, 2022Observed: 0.45 ft at 8:24AM May 20, 2022Observed: 0.28 ft at 8:30AM May 20, 2022Observed: 0.14 ft at 8:36AM May 20, 2022Observed: 0.08 ft at 8:42AM May 20, 2022Observed: -0.04 ft at 8:48AM May 20, 2022Observed: -0.13 ft at 8:54AM May 20, 2022Observed: -0.22 ft at 9:00AM May 20, 2022Observed: -0.28 ft at 9:06AM May 20, 2022Observed: -0.39 ft at 9:12AM May 20, 2022Observed: -0.43 ft at 9:18AM May 20, 2022Observed: -0.47 ft at 9:24AM May 20, 2022Observed: -0.5 ft at 9:30AM May 20, 2022Observed: -0.52 ft at 9:36AM May 20, 2022Observed: -0.52 ft at 9:42AM May 20, 2022Observed: -0.45 ft at 9:48AM May 20, 2022Observed: -0.4 ft at 9:54AM May 20, 2022Observed: -0.3 ft at 10:00AM May 20, 2022Observed: -0.27 ft at 10:06AM May 20, 2022Observed: -0.25 ft at 10:12AM May 20, 2022Observed: -0.19 ft at 10:18AM May 20, 2022Observed: -0.09 ft at 10:24AM May 20, 2022Observed: 0.07 ft at 10:30AM May 20, 2022Observed: 0.23 ft at 10:36AM May 20, 2022Observed: 0.39 ft at 10:42AM May 20, 2022Observed: 0.52 ft at 10:48AM May 20, 2022Observed: 0.61 ft at 10:54AM May 20, 2022Observed: 0.75 ft at 11:00AM May 20, 2022Observed: 0.92 ft at 11:06AM May 20, 2022Observed: 1.15 ft at 11:12AM May 20, 2022Observed: 1.35 ft at 11:18AM May 20, 2022Observed: 1.55 ft at 11:24AM May 20, 2022Observed: 1.76 ft at 11:30AM May 20, 2022Observed: 1.99 ft at 11:36AM May 20, 2022Observed: 2.18 ft at 11:42AM May 20, 2022Observed: 2.35 ft at 11:48AM May 20, 2022Observed: 2.51 ft at 11:54AM May 20, 2022Observed: 2.68 ft at 12:00PM May 20, 2022Observed: 2.93 ft at 12:06PM May 20, 2022Observed: 3.22 ft at 12:12PM May 20, 2022Observed: 3.51 ft at 12:18PM May 20, 2022Observed: 3.74 ft at 12:24PM May 20, 2022Observed: 3.96 ft at 12:30PM May 20, 2022Observed: 4.19 ft at 12:36PM May 20, 2022Observed: 4.42 ft at 12:42PM May 20, 2022Observed: 4.62 ft at 12:48PM May 20, 2022Observed: 4.86 ft at 12:54PM May 20, 2022Observed: 5.11 ft at 1:00PM May 20, 2022Observed: 5.36 ft at 1:06PM May 20, 2022Observed: 5.56 ft at 1:12PM May 20, 2022Observed: 5.78 ft at 1:18PM May 20, 2022Observed: 5.95 ft at 1:24PM May 20, 2022Observed: 6.21 ft at 1:30PM May 20, 2022Observed: 6.44 ft at 1:36PM May 20, 2022Observed: 6.64 ft at 1:42PM May 20, 2022Observed: 6.83 ft at 1:48PM May 20, 2022Observed: 7.02 ft at 1:54PM May 20, 2022Observed: 7.22 ft at 2:00PM May 20, 2022Observed: 7.37 ft at 2:06PM May 20, 2022Observed: 7.52 ft at 2:12PM May 20, 2022Observed: 7.67 ft at 2:18PM May 20, 2022Observed: 7.81 ft at 2:24PM May 20, 2022Observed: 7.95 ft at 2:30PM May 20, 2022Observed: 8.08 ft at 2:36PM May 20, 2022Observed: 8.19 ft at 2:42PM May 20, 2022Observed: 8.31 ft at 2:48PM May 20, 2022Observed: 8.38 ft at 2:54PM May 20, 2022Observed: 8.5 ft at 3:00PM May 20, 2022Observed: 8.58 ft at 3:06PM May 20, 2022Observed: 8.63 ft at 3:12PM May 20, 2022Observed: 8.71 ft at 3:18PM May 20, 2022Observed: 8.77 ft at 3:24PM May 20, 2022Observed: 8.8 ft at 3:30PM May 20, 2022Observed: 8.85 ft at 3:36PM May 20, 2022Observed: 8.89 ft at 3:42PM May 20, 2022Observed: 8.9 ft at 3:48PM May 20, 2022Observed: 8.88 ft at 3:54PM May 20, 2022Observed: 8.88 ft at 4:00PM May 20, 2022Observed: 8.86 ft at 4:06PM May 20, 2022Observed: 8.85 ft at 4:12PM May 20, 2022Observed: 8.82 ft at 4:18PM May 20, 2022Observed: 8.78 ft at 4:24PM May 20, 2022Observed: 8.69 ft at 4:30PM May 20, 2022Observed: 8.59 ft at 4:36PM May 20, 2022Observed: 8.52 ft at 4:42PM May 20, 2022Observed: 8.46 ft at 4:48PM May 20, 2022Observed: 8.35 ft at 4:54PM May 20, 2022Observed: 8.22 ft at 5:00PM May 20, 2022Observed: 8.11 ft at 5:06PM May 20, 2022Observed: 8 ft at 5:12PM May 20, 2022Observed: 7.88 ft at 5:18PM May 20, 2022Observed: 7.74 ft at 5:24PM May 20, 2022Observed: 7.59 ft at 5:30PM May 20, 2022Observed: 7.43 ft at 5:36PM May 20, 2022Observed: 7.27 ft at 5:42PM May 20, 2022Observed: 7.09 ft at 5:48PM May 20, 2022Observed: 6.91 ft at 5:54PM May 20, 2022Observed: 6.79 ft at 6:00PM May 20, 2022Observed: 6.61 ft at 6:06PM May 20, 2022Observed: 6.39 ft at 6:12PM May 20, 2022Observed: 6.19 ft at 6:18PM May 20, 2022Observed: 5.97 ft at 6:24PM May 20, 2022Observed: 5.76 ft at 6:30PM May 20, 2022Observed: 5.57 ft at 6:36PM May 20, 2022Observed: 5.35 ft at 6:42PM May 20, 2022Observed: 5.1 ft at 6:48PM May 20, 2022Observed: 4.87 ft at 6:54PM May 20, 2022Observed: 4.61 ft at 7:00PM May 20, 2022Observed: 4.34 ft at 7:06PM May 20, 2022Observed: 4.1 ft at 7:12PM May 20, 2022Observed: 3.9 ft at 7:18PM May 20, 2022Observed: 3.72 ft at 7:24PM May 20, 2022Observed: 3.55 ft at 7:30PM May 20, 2022Observed: 3.37 ft at 7:36PM May 20, 2022Observed: 3.2 ft at 7:42PM May 20, 2022Observed: 3.04 ft at 7:48PM May 20, 2022Observed: 2.51 ft at 8:06PM May 20, 2022Observed: 2.33 ft at 8:12PM May 20, 2022Observed: 2.17 ft at 8:18PM May 20, 2022Observed: 2.01 ft at 8:24PM May 20, 2022Observed: 1.88 ft at 8:30PM May 20, 2022Observed: 1.73 ft at 8:36PM May 20, 2022Observed: 1.6 ft at 8:42PM May 20, 2022Observed: 1.5 ft at 8:48PM May 20, 2022Observed: 1.4 ft at 8:54PM May 20, 2022Observed: 1.27 ft at 9:00PM May 20, 2022Observed: 1.17 ft at 9:06PM May 20, 2022Observed: 1.11 ft at 9:12PM May 20, 2022Observed: 0.99 ft at 9:18PM May 20, 2022Observed: 0.93 ft at 9:24PM May 20, 2022Observed: 0.89 ft at 9:30PM May 20, 2022Observed: 0.9 ft at 9:36PM May 20, 2022Observed: 0.94 ft at 9:42PM May 20, 2022Observed: 0.94 ft at 9:48PM May 20, 2022Observed: 0.94 ft at 9:54PM May 20, 2022Observed: 0.97 ft at 10:00PM May 20, 2022Observed: 1.03 ft at 10:06PM May 20, 2022Observed: 1.09 ft at 10:12PM May 20, 2022Observed: 1.14 ft at 10:18PM May 20, 2022Observed: 1.18 ft at 10:24PM May 20, 2022Observed: 1.28 ft at 10:30PM May 20, 2022Observed: 1.42 ft at 10:36PM May 20, 2022Observed: 1.54 ft at 10:42PM May 20, 2022Observed: 1.69 ft at 10:48PM May 20, 2022Observed: 1.81 ft at 10:54PM May 20, 2022Observed: 1.88 ft at 11:00PM May 20, 2022Observed: 2.05 ft at 11:06PM May 20, 2022Observed: 2.19 ft at 11:12PM May 20, 2022Observed: 2.34 ft at 11:18PM May 20, 2022Observed: 2.48 ft at 11:24PM May 20, 2022Observed: 2.6 ft at 11:30PM May 20, 2022Observed: 2.81 ft at 11:36PM May 20, 2022Observed: 3.01 ft at 11:42PM May 20, 2022Observed: 3.21 ft at 11:48PM May 20, 2022Observed: 3.42 ft at 11:54PM May 20, 2022Observed: 3.63 ft at 12:00AM May 21, 2022Observed: 3.86 ft at 12:06AM May 21, 2022Observed: 4.09 ft at 12:12AM May 21, 2022Observed: 4.33 ft at 12:18AM May 21, 2022Observed: 4.6 ft at 12:24AM May 21, 2022Observed: 4.84 ft at 12:30AM May 21, 2022Observed: 5.03 ft at 12:36AM May 21, 2022Observed: 5.24 ft at 12:42AM May 21, 2022Observed: 5.43 ft at 12:48AM May 21, 2022Observed: 5.7 ft at 12:54AM May 21, 2022Observed: 5.96 ft at 1:00AM May 21, 2022Observed: 6.12 ft at 1:06AM May 21, 2022Observed: 6.26 ft at 1:12AM May 21, 2022Observed: 6.46 ft at 1:18AM May 21, 2022Forecast: 8 ft 2:00AM May 21, 2022Forecast: 9.4 ft 3:00AM May 21, 2022Highest Forecast: 9.9 ft 4:00AM May 21, 2022Forecast: 9.3 ft 5:00AM May 21, 2022Forecast: 7.8 ft 6:00AM May 21, 2022Forecast: 5.5 ft 7:00AM May 21, 2022Forecast: 2.9 ft 8:00AM May 21, 2022Forecast: 1 ft 9:00AM May 21, 2022Forecast: -0.2 ft 10:00AM May 21, 2022Forecast: -0.1 ft 11:00AM May 21, 2022Forecast: 1 ft 12:00PM May 21, 2022Forecast: 2.9 ft 1:00PM May 21, 2022Forecast: 5.2 ft 2:00PM May 21, 2022Forecast: 7.1 ft 3:00PM May 21, 2022Forecast: 8.3 ft 4:00PM May 21, 2022Forecast: 8.5 ft 5:00PM May 21, 2022Forecast: 7.8 ft 6:00PM May 21, 2022Forecast: 6.3 ft 7:00PM May 21, 2022Forecast: 4.3 ft 8:00PM May 21, 2022Forecast: 2.5 ft 9:00PM May 21, 2022Forecast: 1.3 ft 10:00PM May 21, 2022Forecast: 1.1 ft 11:00PM May 21, 2022Forecast: 1.8 ft 12:00AM May 22, 2022Forecast: 3.4 ft 1:00AM May 22, 2022Forecast: 5.5 ft 2:00AM May 22, 2022Forecast: 7.4 ft 3:00AM May 22, 2022Forecast: 8.8 ft 4:00AM May 22, 2022Forecast: 9.3 ft 5:00AM May 22, 2022Forecast: 8.9 ft 6:00AM May 22, 2022Forecast: 7.4 ft 7:00AM May 22, 2022Forecast: 5.3 ft 8:00AM May 22, 2022Forecast: 3 ft 9:00AM May 22, 2022Forecast: 1.2 ft 10:00AM May 22, 2022Forecast: 0.2 ft 11:00AM May 22, 2022Forecast: 0.1 ft 12:00PM May 22, 2022Forecast: 1.2 ft 1:00PM May 22, 2022Forecast: 3.1 ft 2:00PM May 22, 2022Forecast: 5.1 ft 3:00PM May 22, 2022Forecast: 7 ft 4:00PM May 22, 2022Forecast: 8.2 ft 5:00PM May 22, 2022Forecast: 8.4 ft 6:00PM May 22, 2022Forecast: 7.8 ft 7:00PM May 22, 2022Forecast: 6.4 ft 8:00PM May 22, 2022Forecast: 4.5 ft 9:00PM May 22, 2022Forecast: 2.7 ft 10:00PM May 22, 2022Forecast: 1.5 ft 11:00PM May 22, 2022Forecast: 1.2 ft 12:00AM May 23, 2022Forecast: 1.8 ft 1:00AM May 23, 2022Forecast: 3.2 ft 2:00AM May 23, 2022Forecast: 5 ft 3:00AM May 23, 2022Forecast: 6.9 ft 4:00AM May 23, 2022Forecast: 8.3 ft 5:00AM May 23, 2022Forecast: 8.8 ft 6:00AM May 23, 2022Forecast: 8.5 ft 7:00AM May 23, 2022Forecast: 7.3 ft 8:00AM May 23, 2022Forecast: 5.4 ft 9:00AM May 23, 2022Forecast: 3.2 ft 10:00AM May 23, 2022Forecast: 1.2 ft 11:00AM May 23, 2022Forecast: 0.3 ft 12:00PM May 23, 2022Forecast: 0.1 ft 1:00PM May 23, 2022Forecast: 1.1 ft 2:00PM May 23, 2022Forecast: 2.8 ft 3:00PM May 23, 2022Forecast: 4.7 ft 4:00PM May 23, 2022Forecast: 6.5 ft 5:00PM May 23, 2022Forecast: 7.8 ft 6:00PM May 23, 2022Forecast: 8.3 ft 7:00PM May 23, 2022SEIM1(plotting HMIRG) Graph Created (1:51AM May 21, 2022)ObservedForecast (issued 8:12PM May 20)Latest observed value: 6.46 ft at 1:18 AM EDT 21-May-2022. Flood Stage is 11 ft
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Tabular Data (UTC)
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NOTE: Please refer to our Coastal Hazard Message for specific information regarding Coastal Flood Watches, Warnings and Advisories.  During tropical cyclones, please refer here for additional storm surge information.

NOTE: Coastal flood impacts are dependent upon waves as well as tide level. High waves can result in flooding even if the tide level is below flood stage.

NOTE: Graphical forecasts are not available for the Atlantic Coast at Seavey Island (IN MLLW). During times of high water, forecast crest information can be found in the text products.

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Flood Categories (in feet)
Major Flood Stage: 13
Moderate Flood Stage: 12
Flood Stage: 11
Action Stage: 10
Low Stage (in feet): -3

Historic Crests
Currently none available.

Recent Crests
Currently none available.

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
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13.5 Record flooding. Expect inundation of roads and buildings along the waterfront and back bays that has never occurred in previous events. Several vulnerable coastal roads inundated with several feet of water. Route 1 in Portsmouth inundated near Sagamore Creek. Route 1B inundated in multiple locations on all access points to New Castle.
13 Near flood of record with major widespread coastal flooding expected. Numerous buildings inundated along Portsmouth waterfront and the North Mill Pond area. Residential roads in Kittery flooded, isolating neighborhoods. Route 1B on the causeway and Wentworth Road leading to New Castle are most imapcted.
12.5 Flooding impacts roads in New Castle with water approaching the 1B causeway and Wentworth Road.
12 Moderate flooding of low lying coastal areas in Kittery, Portsmouth, New Castle, and Newington. Flooding expands in Portsmouth with numerous streets inundated along the waterfront. Some commercial and residential buildings in Portsmouth and Kittery impacted.
11.5 Flooding impacts Ceres and Mechanic Street in Portsmouth.
11 Minor flooding of low lying coastal locations in Kittery, Portsmouth, New Castle, and Newington. Vulnerable waterfront pier locations, low lying causeways, and roads could see up to 1 foot of inundation.
About This Location Collapse

Latitude: 43.079755° N, Longitude: 70.741071° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 11 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  
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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
Gray Weather Forecast Office
P.O. Box 1208, 1 Weather Lane, Route 231
Gray, ME 04039
(207) 688-3216
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