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Hydrograph River at a Glance Download
Contoocook River at Henniker Stage (ft)Flow (kcfs)Observed: 6.31 ft at 2:00AM May 05, 2024Observed: 6.31 ft at 2:15AM May 05, 2024Observed: 6.31 ft at 2:30AM May 05, 2024Observed: 6.3 ft at 2:45AM May 05, 2024Observed: 6.3 ft at 3:00AM May 05, 2024Observed: 6.3 ft at 3:15AM May 05, 2024Observed: 6.3 ft at 3:30AM May 05, 2024Observed: 6.29 ft at 3:45AM May 05, 2024Observed: 6.3 ft at 4:00AM May 05, 2024Observed: 6.31 ft at 4:15AM May 05, 2024Observed: 6.3 ft at 4:30AM May 05, 2024Observed: 6.3 ft at 4:45AM May 05, 2024Observed: 6.31 ft at 5:00AM May 05, 2024Observed: 6.31 ft at 5:15AM May 05, 2024Observed: 6.3 ft at 5:30AM May 05, 2024Observed: 6.3 ft at 5:31AM May 05, 2024Observed: 6.29 ft at 5:45AM May 05, 2024Observed: 6.31 ft at 6:00AM May 05, 2024Observed: 6.31 ft at 6:15AM May 05, 2024Observed: 6.3 ft at 6:30AM May 05, 2024Observed: 6.3 ft at 6:45AM May 05, 2024Observed: 6.3 ft at 7:00AM May 05, 2024Observed: 6.29 ft at 7:15AM May 05, 2024Observed: 6.3 ft at 7:30AM May 05, 2024Observed: 6.3 ft at 7:45AM May 05, 2024Observed: 6.3 ft at 8:00AM May 05, 2024Observed: 6.29 ft at 8:15AM May 05, 2024Observed: 6.3 ft at 8:30AM May 05, 2024Observed: 6.3 ft at 8:45AM May 05, 2024Observed: 6.29 ft at 9:00AM May 05, 2024Observed: 6.3 ft at 9:15AM May 05, 2024Observed: 6.3 ft at 9:30AM May 05, 2024Observed: 6.3 ft at 9:45AM May 05, 2024Observed: 6.3 ft at 10:00AM May 05, 2024Observed: 6.3 ft at 10:15AM May 05, 2024Observed: 6.3 ft at 10:30AM May 05, 2024Observed: 6.29 ft at 10:45AM May 05, 2024Observed: 6.29 ft at 11:00AM May 05, 2024Observed: 6.29 ft at 11:15AM May 05, 2024Observed: 6.28 ft at 11:30AM May 05, 2024Observed: 6.3 ft at 11:45AM May 05, 2024Observed: 6.3 ft at 11:46AM May 05, 2024Observed: 6.29 ft at 12:00PM May 05, 2024Observed: 6.29 ft at 12:15PM May 05, 2024Observed: 6.29 ft at 12:30PM May 05, 2024Observed: 6.29 ft at 12:45PM May 05, 2024Observed: 6.3 ft at 1:00PM May 05, 2024Observed: 6.3 ft at 1:15PM May 05, 2024Observed: 6.3 ft at 1:30PM May 05, 2024Observed: 6.3 ft at 1:45PM May 05, 2024Observed: 6.29 ft at 2:00PM May 05, 2024Observed: 6.3 ft at 2:15PM May 05, 2024Observed: 6.3 ft at 2:30PM May 05, 2024Observed: 6.31 ft at 2:45PM May 05, 2024Observed: 6.3 ft at 3:00PM May 05, 2024Observed: 6.31 ft at 3:15PM May 05, 2024Observed: 6.32 ft at 3:30PM May 05, 2024Observed: 6.31 ft at 3:45PM May 05, 2024Observed: 6.31 ft at 4:00PM May 05, 2024Observed: 6.33 ft at 4:15PM May 05, 2024Observed: 6.33 ft at 4:30PM May 05, 2024Observed: 6.32 ft at 4:45PM May 05, 2024Observed: 6.32 ft at 5:00PM May 05, 2024Observed: 6.34 ft at 5:15PM May 05, 2024Observed: 6.32 ft at 5:30PM May 05, 2024Observed: 6.34 ft at 5:45PM May 05, 2024Observed: 6.34 ft at 5:47PM May 05, 2024Observed: 6.35 ft at 6:00PM May 05, 2024Observed: 6.35 ft at 6:15PM May 05, 2024Observed: 6.34 ft at 6:30PM May 05, 2024Observed: 6.34 ft at 6:45PM May 05, 2024Observed: 6.37 ft at 7:00PM May 05, 2024Observed: 6.36 ft at 7:15PM May 05, 2024Observed: 6.37 ft at 7:30PM May 05, 2024Observed: 6.39 ft at 7:45PM May 05, 2024Observed: 6.38 ft at 8:00PM May 05, 2024Observed: 6.4 ft at 8:15PM May 05, 2024Observed: 6.39 ft at 8:30PM May 05, 2024Observed: 6.41 ft at 8:45PM May 05, 2024Observed: 6.41 ft at 9:00PM May 05, 2024Observed: 6.41 ft at 9:15PM May 05, 2024Observed: 6.43 ft at 9:30PM May 05, 2024Observed: 6.43 ft at 9:45PM May 05, 2024Observed: 6.43 ft at 10:00PM May 05, 2024Observed: 6.44 ft at 10:15PM May 05, 2024Observed: 6.44 ft at 10:30PM May 05, 2024Observed: 6.44 ft at 10:45PM May 05, 2024Observed: 6.46 ft at 11:00PM May 05, 2024Observed: 6.47 ft at 11:15PM May 05, 2024Observed: 6.46 ft at 11:30PM May 05, 2024Observed: 6.47 ft at 11:45PM May 05, 2024Observed: 6.47 ft at 11:46PM May 05, 2024Observed: 6.49 ft at 12:00AM May 06, 2024Observed: 6.48 ft at 12:15AM May 06, 2024Observed: 6.47 ft at 12:30AM May 06, 2024Observed: 6.5 ft at 12:45AM May 06, 2024Observed: 6.49 ft at 1:00AM May 06, 2024Observed: 6.5 ft at 1:15AM May 06, 2024Observed: 6.51 ft at 1:30AM May 06, 2024Observed: 6.51 ft at 1:45AM May 06, 2024Observed: 6.5 ft at 2:00AM May 06, 2024Observed: 6.52 ft at 2:15AM May 06, 2024Observed: 6.53 ft at 2:30AM May 06, 2024Observed: 6.55 ft at 2:45AM May 06, 2024Observed: 6.54 ft at 3:00AM May 06, 2024Observed: 6.54 ft at 3:15AM May 06, 2024Observed: 6.56 ft at 3:30AM May 06, 2024Observed: 6.57 ft at 3:45AM May 06, 2024Observed: 6.57 ft at 4:00AM May 06, 2024Observed: 6.58 ft at 4:15AM May 06, 2024Observed: 6.59 ft at 4:30AM May 06, 2024Observed: 6.59 ft at 4:45AM May 06, 2024Observed: 6.6 ft at 5:00AM May 06, 2024Observed: 6.62 ft at 5:15AM May 06, 2024Observed: 6.61 ft at 5:30AM May 06, 2024Observed: 6.64 ft at 5:45AM May 06, 2024Observed: 6.64 ft at 5:46AM May 06, 2024Observed: 6.63 ft at 6:00AM May 06, 2024Observed: 6.65 ft at 6:15AM May 06, 2024Observed: 6.65 ft at 6:30AM May 06, 2024Observed: 6.67 ft at 6:45AM May 06, 2024Observed: 6.67 ft at 7:00AM May 06, 2024Observed: 6.69 ft at 7:15AM May 06, 2024Observed: 6.67 ft at 7:30AM May 06, 2024Observed: 6.71 ft at 7:45AM May 06, 2024Observed: 6.71 ft at 8:00AM May 06, 2024Observed: 6.72 ft at 8:15AM May 06, 2024Observed: 6.74 ft at 8:30AM May 06, 2024Observed: 6.74 ft at 8:45AM May 06, 2024Observed: 6.75 ft at 9:00AM May 06, 2024Observed: 6.75 ft at 9:15AM May 06, 2024Observed: 6.77 ft at 9:30AM May 06, 2024Observed: 6.77 ft at 9:45AM May 06, 2024Observed: 6.78 ft at 10:00AM May 06, 2024Observed: 6.81 ft at 10:15AM May 06, 2024Observed: 6.79 ft at 10:30AM May 06, 2024Observed: 6.8 ft at 10:45AM May 06, 2024Observed: 6.81 ft at 11:00AM May 06, 2024Observed: 6.83 ft at 11:15AM May 06, 2024Observed: 6.83 ft at 11:30AM May 06, 2024Observed: 6.84 ft at 11:45AM May 06, 2024Observed: 6.84 ft at 11:46AM May 06, 2024Observed: 6.83 ft at 12:00PM May 06, 2024Observed: 6.88 ft at 12:15PM May 06, 2024Observed: 6.87 ft at 12:30PM May 06, 2024Observed: 6.87 ft at 12:45PM May 06, 2024Observed: 6.88 ft at 1:00PM May 06, 2024Observed: 6.9 ft at 1:15PM May 06, 2024Observed: 6.9 ft at 1:30PM May 06, 2024Observed: 6.91 ft at 1:45PM May 06, 2024Observed: 6.91 ft at 2:00PM May 06, 2024Observed: 6.92 ft at 2:15PM May 06, 2024Observed: 6.95 ft at 2:30PM May 06, 2024Observed: 6.94 ft at 2:45PM May 06, 2024Observed: 6.93 ft at 3:00PM May 06, 2024Observed: 6.95 ft at 3:15PM May 06, 2024Observed: 6.92 ft at 3:30PM May 06, 2024Observed: 6.93 ft at 3:45PM May 06, 2024Observed: 6.98 ft at 4:00PM May 06, 2024Observed: 6.93 ft at 4:15PM May 06, 2024Observed: 6.97 ft at 4:30PM May 06, 2024Observed: 6.96 ft at 4:45PM May 06, 2024Observed: 6.99 ft at 5:00PM May 06, 2024Observed: 6.97 ft at 5:15PM May 06, 2024Observed: 7 ft at 5:30PM May 06, 2024Observed: 6.99 ft at 5:45PM May 06, 2024Observed: 6.99 ft at 5:47PM May 06, 2024Observed: 7 ft at 6:00PM May 06, 2024Observed: 6.98 ft at 6:15PM May 06, 2024Observed: 7.02 ft at 6:30PM May 06, 2024Observed: 7.02 ft at 6:45PM May 06, 2024Observed: 7 ft at 7:00PM May 06, 2024Observed: 7.01 ft at 7:15PM May 06, 2024Observed: 7.02 ft at 7:30PM May 06, 2024Observed: 7.01 ft at 7:45PM May 06, 2024Observed: 7.01 ft at 8:00PM May 06, 2024Observed: 7.02 ft at 8:15PM May 06, 2024Observed: 7.03 ft at 8:30PM May 06, 2024Observed: 7.02 ft at 8:45PM May 06, 2024Observed: 7.03 ft at 9:00PM May 06, 2024Observed: 7.02 ft at 9:15PM May 06, 2024Observed: 7 ft at 9:30PM May 06, 2024Observed: 7.02 ft at 9:45PM May 06, 2024Observed: 7.03 ft at 10:00PM May 06, 2024Observed: 7.02 ft at 10:15PM May 06, 2024Observed: 7.04 ft at 10:30PM May 06, 2024Observed: 7.01 ft at 10:45PM May 06, 2024Observed: 7.03 ft at 11:00PM May 06, 2024Observed: 7.04 ft at 11:15PM May 06, 2024Observed: 7.02 ft at 11:30PM May 06, 2024Observed: 7 ft at 11:45PM May 06, 2024Observed: 7 ft at 11:47PM May 06, 2024Observed: 7 ft at 12:00AM May 07, 2024Observed: 7.03 ft at 12:15AM May 07, 2024Observed: 7.02 ft at 12:30AM May 07, 2024Observed: 7.02 ft at 12:45AM May 07, 2024Observed: 7.01 ft at 1:00AM May 07, 2024Observed: 7.03 ft at 1:15AM May 07, 2024Observed: 7.02 ft at 1:30AM May 07, 2024Observed: 7 ft at 1:45AM May 07, 2024Observed: 7.06 ft at 2:00AM May 07, 2024Observed: 7.04 ft at 2:15AM May 07, 2024Observed: 7.04 ft at 2:30AM May 07, 2024Observed: 7.04 ft at 2:45AM May 07, 2024Observed: 7.06 ft at 3:00AM May 07, 2024Observed: 7.08 ft at 3:15AM May 07, 2024Observed: 7.09 ft at 3:30AM May 07, 2024Observed: 7.09 ft at 3:45AM May 07, 2024Observed: 7.11 ft at 4:00AM May 07, 2024Observed: 7.09 ft at 4:15AM May 07, 2024Observed: 7.12 ft at 4:30AM May 07, 2024Observed: 7.12 ft at 4:45AM May 07, 2024Observed: 7.13 ft at 5:00AM May 07, 2024Observed: 7.14 ft at 5:15AM May 07, 2024Observed: 7.14 ft at 5:30AM May 07, 2024Observed: 7.16 ft at 5:45AM May 07, 2024Observed: 7.16 ft at 5:46AM May 07, 2024Observed: 7.17 ft at 6:00AM May 07, 2024Observed: 7.17 ft at 6:15AM May 07, 2024Observed: 7.15 ft at 6:30AM May 07, 2024Observed: 7.17 ft at 6:45AM May 07, 2024Observed: 7.16 ft at 7:00AM May 07, 2024Observed: 7.16 ft at 7:15AM May 07, 2024Observed: 7.16 ft at 7:30AM May 07, 2024Observed: 7.16 ft at 7:45AM May 07, 2024Observed: 7.17 ft at 8:00AM May 07, 2024Observed: 7.13 ft at 8:15AM May 07, 2024Observed: 7.17 ft at 8:30AM May 07, 2024Observed: 7.19 ft at 8:45AM May 07, 2024Observed: 7.22 ft at 9:00AM May 07, 2024Observed: 7.24 ft at 9:15AM May 07, 2024Observed: 7.27 ft at 9:30AM May 07, 2024Observed: 7.3 ft at 9:45AM May 07, 2024Observed: 7.31 ft at 10:00AM May 07, 2024Observed: 7.33 ft at 10:15AM May 07, 2024Observed: 7.34 ft at 10:30AM May 07, 2024Observed: 7.34 ft at 10:45AM May 07, 2024Observed: 7.36 ft at 11:00AM May 07, 2024Observed: 7.4 ft at 11:15AM May 07, 2024Observed: 7.39 ft at 11:30AM May 07, 2024Observed: 7.42 ft at 11:45AM May 07, 2024Observed: 7.42 ft at 11:47AM May 07, 2024Observed: 7.42 ft at 12:00PM May 07, 2024Highest Observation: 7.43 ft at 12:15PM May 07, 2024Observed: 7.42 ft at 12:30PM May 07, 2024Observed: 7.4 ft at 12:45PM May 07, 2024Observed: 7.38 ft at 1:00PM May 07, 2024Observed: 7.41 ft at 1:15PM May 07, 2024Observed: 7.39 ft at 1:30PM May 07, 2024Observed: 7.23 ft at 3:45PM May 07, 2024Observed: 7.22 ft at 4:00PM May 07, 2024Observed: 7.19 ft at 4:15PM May 07, 2024Observed: 7.21 ft at 4:30PM May 07, 2024Observed: 7.21 ft at 4:45PM May 07, 2024Observed: 7.19 ft at 5:00PM May 07, 2024Observed: 7.17 ft at 5:15PM May 07, 2024Observed: 7.17 ft at 5:30PM May 07, 2024Observed: 7.16 ft at 5:45PM May 07, 2024Observed: 7.16 ft at 5:47PM May 07, 2024Observed: 7.13 ft at 6:00PM May 07, 2024Observed: 7.14 ft at 6:15PM May 07, 2024Observed: 7.15 ft at 6:30PM May 07, 2024Observed: 7.12 ft at 6:45PM May 07, 2024Observed: 7.12 ft at 7:00PM May 07, 2024Observed: 7.12 ft at 7:15PM May 07, 2024Observed: 7.11 ft at 7:30PM May 07, 2024Observed: 7.1 ft at 7:45PM May 07, 2024Observed: 7.13 ft at 8:00PM May 07, 2024Observed: 7.11 ft at 8:15PM May 07, 2024Observed: 7.1 ft at 8:30PM May 07, 2024Observed: 7.11 ft at 8:45PM May 07, 2024Observed: 7.08 ft at 9:00PM May 07, 2024Observed: 7.08 ft at 9:15PM May 07, 2024Observed: 7.11 ft at 9:30PM May 07, 2024Observed: 7.1 ft at 9:45PM May 07, 2024Observed: 7.06 ft at 10:00PM May 07, 2024Observed: 7.08 ft at 10:15PM May 07, 2024Observed: 7.08 ft at 10:30PM May 07, 2024Observed: 7.06 ft at 10:45PM May 07, 2024Observed: 7.08 ft at 11:00PM May 07, 2024Observed: 7.07 ft at 11:15PM May 07, 2024Observed: 7.05 ft at 11:30PM May 07, 2024Observed: 7.07 ft at 11:45PM May 07, 2024Observed: 7.03 ft at 12:00AM May 08, 2024Observed: 7.03 ft at 12:01AM May 08, 2024Observed: 7.06 ft at 12:15AM May 08, 2024Observed: 7.06 ft at 12:30AM May 08, 2024Observed: 7.05 ft at 12:45AM May 08, 2024Observed: 7.05 ft at 1:00AM May 08, 2024Observed: 7.04 ft at 1:15AM May 08, 2024Observed: 7.05 ft at 1:30AM May 08, 2024Observed: 7.05 ft at 1:45AM May 08, 2024Observed: 7.04 ft at 2:00AM May 08, 2024Observed: 7.01 ft at 2:15AM May 08, 2024Observed: 7.02 ft at 2:30AM May 08, 2024Observed: 7.04 ft at 2:45AM May 08, 2024Observed: 7.04 ft at 3:00AM May 08, 2024Observed: 7.04 ft at 3:15AM May 08, 2024Observed: 7.04 ft at 3:30AM May 08, 2024Observed: 7.03 ft at 3:45AM May 08, 2024Observed: 7.04 ft at 4:00AM May 08, 2024Observed: 7.03 ft at 4:15AM May 08, 2024Observed: 7.02 ft at 4:30AM May 08, 2024Observed: 7.01 ft at 4:45AM May 08, 2024Observed: 7.03 ft at 5:00AM May 08, 2024Observed: 7.01 ft at 5:15AM May 08, 2024Observed: 7.01 ft at 5:30AM May 08, 2024Observed: 7.01 ft at 5:45AM May 08, 2024Observed: 7.01 ft at 6:00AM May 08, 2024Observed: 7.01 ft at 6:01AM May 08, 2024Observed: 7.01 ft at 6:15AM May 08, 2024Observed: 7.01 ft at 6:30AM May 08, 2024Observed: 6.99 ft at 6:45AM May 08, 2024Observed: 6.99 ft at 7:00AM May 08, 2024Observed: 7 ft at 7:15AM May 08, 2024Observed: 7.01 ft at 7:30AM May 08, 2024Observed: 6.99 ft at 7:45AM May 08, 2024Observed: 7.03 ft at 8:00AM May 08, 2024Observed: 7.04 ft at 8:15AM May 08, 2024Observed: 7.05 ft at 8:30AM May 08, 2024Observed: 7.07 ft at 8:45AM May 08, 2024Observed: 7.05 ft at 9:00AM May 08, 2024Observed: 7.06 ft at 9:15AM May 08, 2024Observed: 7.05 ft at 9:30AM May 08, 2024Observed: 7.04 ft at 9:45AM May 08, 2024Observed: 7.01 ft at 10:00AM May 08, 2024Observed: 7.03 ft at 10:15AM May 08, 2024Observed: 7.03 ft at 10:30AM May 08, 2024Observed: 7.03 ft at 10:45AM May 08, 2024Observed: 6.99 ft at 11:00AM May 08, 2024Observed: 7.01 ft at 11:15AM May 08, 2024Observed: 7 ft at 11:30AM May 08, 2024Observed: 6.99 ft at 11:45AM May 08, 2024Observed: 6.96 ft at 12:00PM May 08, 2024Observed: 6.96 ft at 12:02PM May 08, 2024Observed: 6.98 ft at 12:15PM May 08, 2024Observed: 6.97 ft at 12:30PM May 08, 2024Observed: 6.98 ft at 12:45PM May 08, 2024Observed: 6.96 ft at 1:00PM May 08, 2024Observed: 6.96 ft at 1:15PM May 08, 2024Observed: 6.95 ft at 1:30PM May 08, 2024Observed: 6.95 ft at 1:45PM May 08, 2024Observed: 6.96 ft at 2:00PM May 08, 2024Observed: 6.94 ft at 2:15PM May 08, 2024Observed: 6.95 ft at 2:30PM May 08, 2024Observed: 6.94 ft at 2:45PM May 08, 2024Observed: 6.94 ft at 3:00PM May 08, 2024Observed: 6.95 ft at 3:15PM May 08, 2024Observed: 6.91 ft at 3:30PM May 08, 2024Observed: 6.94 ft at 3:45PM May 08, 2024Observed: 6.96 ft at 4:00PM May 08, 2024Observed: 6.93 ft at 4:15PM May 08, 2024Observed: 6.92 ft at 4:30PM May 08, 2024Observed: 6.93 ft at 4:45PM May 08, 2024Observed: 6.95 ft at 5:00PM May 08, 2024Observed: 6.94 ft at 5:15PM May 08, 2024Observed: 6.94 ft at 5:30PM May 08, 2024Observed: 6.95 ft at 5:45PM May 08, 2024Observed: 6.93 ft at 6:00PM May 08, 2024Observed: 6.93 ft at 6:01PM May 08, 2024Observed: 6.94 ft at 6:15PM May 08, 2024Observed: 6.92 ft at 6:30PM May 08, 2024Observed: 6.93 ft at 6:45PM May 08, 2024Observed: 6.95 ft at 7:00PM May 08, 2024Observed: 6.93 ft at 7:15PM May 08, 2024Observed: 6.94 ft at 7:30PM May 08, 2024Observed: 6.95 ft at 7:45PM May 08, 2024Observed: 6.95 ft at 8:00PM May 08, 2024Observed: 6.96 ft at 8:15PM May 08, 2024Observed: 6.97 ft at 8:30PM May 08, 2024Observed: 6.96 ft at 8:45PM May 08, 2024Observed: 6.95 ft at 9:00PM May 08, 2024Observed: 6.95 ft at 9:15PM May 08, 2024Observed: 6.97 ft at 9:30PM May 08, 2024Observed: 6.98 ft at 9:45PM May 08, 2024Observed: 6.99 ft at 10:00PM May 08, 2024Observed: 7 ft at 10:15PM May 08, 2024Observed: 7 ft at 10:30PM May 08, 2024Observed: 6.98 ft at 10:45PM May 08, 2024Observed: 7 ft at 11:00PM May 08, 2024Observed: 7 ft at 11:15PM May 08, 2024Observed: 7.03 ft at 11:30PM May 08, 2024Observed: 7.05 ft at 11:45PM May 08, 2024Observed: 7.04 ft at 12:00AM May 09, 2024Observed: 7.04 ft at 12:02AM May 09, 2024Observed: 7.05 ft at 12:15AM May 09, 2024Observed: 7.07 ft at 12:30AM May 09, 2024Observed: 7.07 ft at 12:45AM May 09, 2024Observed: 7.05 ft at 1:00AM May 09, 2024Observed: 7.09 ft at 1:15AM May 09, 2024Observed: 7.07 ft at 1:30AM May 09, 2024Observed: 7.07 ft at 1:45AM May 09, 2024Observed: 7.07 ft at 2:00AM May 09, 2024Observed: 7.09 ft at 2:15AM May 09, 2024Observed: 7.11 ft at 2:30AM May 09, 2024Observed: 7.11 ft at 2:45AM May 09, 2024Observed: 7.12 ft at 3:00AM May 09, 2024Observed: 7.08 ft at 3:15AM May 09, 2024Observed: 7.1 ft at 3:30AM May 09, 2024Observed: 7.08 ft at 3:45AM May 09, 2024Observed: 7.09 ft at 4:00AM May 09, 2024Observed: 7.09 ft at 4:15AM May 09, 2024Observed: 7.09 ft at 4:30AM May 09, 2024Observed: 7.1 ft at 5:45AM May 09, 2024Observed: 7.11 ft at 6:00AM May 09, 2024Observed: 7.08 ft at 6:15AM May 09, 2024Observed: 7.11 ft at 6:30AM May 09, 2024Observed: 7.09 ft at 6:45AM May 09, 2024Observed: 7.1 ft at 7:00AM May 09, 2024Observed: 7.09 ft at 7:15AM May 09, 2024Observed: 7.07 ft at 7:30AM May 09, 2024Observed: 7.11 ft at 7:45AM May 09, 2024Observed: 7.08 ft at 8:00AM May 09, 2024Observed: 7.09 ft at 8:15AM May 09, 2024Observed: 7.1 ft at 8:30AM May 09, 2024Observed: 7.1 ft at 8:45AM May 09, 2024Observed: 7.09 ft at 9:00AM May 09, 2024Observed: 7.09 ft at 9:15AM May 09, 2024Observed: 7.11 ft at 9:30AM May 09, 2024Observed: 7.11 ft at 9:45AM May 09, 2024Observed: 7.09 ft at 10:00AM May 09, 2024Observed: 7.1 ft at 10:15AM May 09, 2024Observed: 7.1 ft at 10:30AM May 09, 2024Observed: 7.11 ft at 10:45AM May 09, 2024Observed: 7.08 ft at 11:00AM May 09, 2024Observed: 7.08 ft at 11:15AM May 09, 2024Observed: 7.11 ft at 11:30AM May 09, 2024Observed: 7.1 ft at 11:45AM May 09, 2024Observed: 7.09 ft at 12:00PM May 09, 2024Observed: 7.09 ft at 12:01PM May 09, 2024Observed: 7.11 ft at 12:15PM May 09, 2024Observed: 7.12 ft at 12:30PM May 09, 2024Observed: 7.09 ft at 12:45PM May 09, 2024Observed: 7.11 ft at 1:00PM May 09, 2024Observed: 7.12 ft at 1:15PM May 09, 2024Observed: 7.11 ft at 1:30PM May 09, 2024Observed: 7.1 ft at 1:45PM May 09, 2024Observed: 7.11 ft at 2:00PM May 09, 2024Observed: 7.09 ft at 2:15PM May 09, 2024Observed: 7.11 ft at 2:30PM May 09, 2024Observed: 7.09 ft at 2:45PM May 09, 2024Observed: 7.07 ft at 3:00PM May 09, 2024Observed: 7.09 ft at 3:15PM May 09, 2024Observed: 7.08 ft at 3:30PM May 09, 2024Observed: 7.09 ft at 3:45PM May 09, 2024Observed: 7.08 ft at 4:00PM May 09, 2024Observed: 7.09 ft at 4:15PM May 09, 2024Observed: 7.09 ft at 4:30PM May 09, 2024Observed: 7.09 ft at 4:45PM May 09, 2024Observed: 7.1 ft at 5:00PM May 09, 2024Observed: 7.1 ft at 5:15PM May 09, 2024Observed: 7.09 ft at 5:30PM May 09, 2024Observed: 7.07 ft at 5:45PM May 09, 2024Observed: 7.07 ft at 6:00PM May 09, 2024Observed: 7.07 ft at 6:01PM May 09, 2024Observed: 7.07 ft at 6:15PM May 09, 2024Observed: 7.08 ft at 6:30PM May 09, 2024Observed: 7.07 ft at 6:45PM May 09, 2024Observed: 7.09 ft at 7:00PM May 09, 2024Observed: 7.1 ft at 7:15PM May 09, 2024Observed: 7.08 ft at 7:30PM May 09, 2024Observed: 7.08 ft at 7:45PM May 09, 2024Observed: 7.07 ft at 8:00PM May 09, 2024Observed: 7.07 ft at 8:15PM May 09, 2024Observed: 7.07 ft at 8:30PM May 09, 2024Observed: 7.09 ft at 8:45PM May 09, 2024Observed: 7.04 ft at 9:00PM May 09, 2024Observed: 7.06 ft at 9:15PM May 09, 2024Observed: 7.07 ft at 9:30PM May 09, 2024Observed: 7.06 ft at 9:45PM May 09, 2024Observed: 7.06 ft at 10:00PM May 09, 2024Observed: 7.03 ft at 10:15PM May 09, 2024Observed: 7.05 ft at 10:30PM May 09, 2024Observed: 7.04 ft at 10:45PM May 09, 2024Observed: 7.02 ft at 11:00PM May 09, 2024Observed: 7.04 ft at 11:15PM May 09, 2024Observed: 7.03 ft at 11:30PM May 09, 2024Observed: 7.05 ft at 11:45PM May 09, 2024Observed: 7.03 ft at 12:00AM May 10, 2024Observed: 7.03 ft at 12:01AM May 10, 2024Observed: 7.04 ft at 12:15AM May 10, 2024Observed: 7.04 ft at 12:30AM May 10, 2024Highest Forecast: 7.2 ft 2:00AM May 10, 2024Forecast: 7.1 ft 8:00AM May 10, 2024Forecast: 7.1 ft 2:00PM May 10, 2024Forecast: 7 ft 8:00PM May 10, 2024Forecast: 7 ft 2:00AM May 11, 2024Forecast: 6.9 ft 8:00AM May 11, 2024Forecast: 6.9 ft 2:00PM May 11, 2024Forecast: 6.8 ft 8:00PM May 11, 2024Forecast: 6.8 ft 2:00AM May 12, 2024Forecast: 6.7 ft 8:00AM May 12, 2024USGS--Water Resources of the United StatesHENN3(plotting HGIRG) Graph Created (1:51AM May 10, 2024)ObservedForecast (issued 11:07AM May 9)Latest observed value: 7.04 ft at 12:30 AM EDT 10-May-2024. Flood Stage is 12 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Forecasts for the Contoocook River at Henniker are issued routinely year-round.
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Upstream Gauge - at Peterborough Upstream Gauge
Flood Categories (in feet)
Major Flood Stage: 20
Moderate Flood Stage: 16
Flood Stage: 12
Action Stage: 10
Low Stage (in feet): -9999

Historic Crests
(1) 21.30 ft on 09/21/1938
(2) 14.54 ft on 04/17/2007
(3) 13.75 ft on 10/16/2005
(4) 13.48 ft on 05/15/2006
(5) 13.32 ft on 04/03/2004
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 12.36 ft on 07/11/2023
(2) 13.25 ft on 03/16/2010
(3) 14.54 ft on 04/17/2007
(4) 13.48 ft on 05/15/2006
(5) 13.75 ft on 10/16/2005
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:16
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Gauge LocationGauge Map Marker
 Disclaimer
Latitude/Longitude Disclaimer: The gauge location shown in the above map is the approximate location based on the latitude/longitude coordinates provided to the NWS by the gauge owner.
Flood Impacts & Photos Collapse
If you notice any errors in the below information, please contact our Webmaster
15 In Hillsborough, Henniker Street floods with 3 feet of water and Bear Hill road is impassible.
14 In Hillsborough, Henniker Street floods with 2 feet of water and the High Tide restaurant is inaccessible. In Henniker, Western Avenue floods.
13 In Hillsborough, Bear Hill road floods as well as Henniker Street from High Tide restaurant to Old Henniker Road.
12 In the town of Hillsborough, Hennicker Street and Bear Hill Road flood. In Henniker, flood waters encroach on parts of Western Avenue.
10 Lowland flooding begins.
Photos
(1) Gage house
(2) Looking at the gage from the river
About This Location Collapse

Latitude: 43.152024° N, Longitude: 71.857301° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 12 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 29 475 ft 487 ft Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
Additional Information Collapse
Potential River Levels - Used to
Potential River Levels
Used to Estimate the Chance of Flooding and the Range of Possible River Levels
10 day (HEFS) 7 Day (NAEFS) 7 Day (GEFS)
HEFS Ensemble NAEFS Ensemble GEFS Ensemble

Note: Use the official hydrograph at the top of this web page for river levels within the next 48 hours.

See the Product Description Document link for more details on the interpretation of the 3,7 day graphics.

Click individual graphics to enlarge.
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Hydrologic Resources Additional Resources
Collaborative Agencies Collapse
The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.
NWS Information
National Weather Service
Gray Weather Forecast Office
P.O. Box 1208, 1 Weather Lane, Route 231
Gray, ME 04039
(207) 688-3216
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