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Hydrograph River at a Glance Download
Blackwater River (VA) at Dendron Stage (ft)Flow (cfs)Highest Observation: 32.61 ft at 1:15PM Jul 14, 2019Observed: 32.6 ft at 1:30PM Jul 14, 2019Observed: 32.6 ft at 1:45PM Jul 14, 2019Observed: 32.6 ft at 2:00PM Jul 14, 2019Observed: 32.6 ft at 2:15PM Jul 14, 2019Observed: 32.59 ft at 2:30PM Jul 14, 2019Observed: 32.59 ft at 2:45PM Jul 14, 2019Observed: 32.58 ft at 3:00PM Jul 14, 2019Observed: 32.58 ft at 3:15PM Jul 14, 2019Observed: 32.58 ft at 3:30PM Jul 14, 2019Observed: 32.58 ft at 3:45PM Jul 14, 2019Observed: 32.57 ft at 4:00PM Jul 14, 2019Observed: 32.57 ft at 4:15PM Jul 14, 2019Observed: 32.57 ft at 4:30PM Jul 14, 2019Observed: 32.56 ft at 4:45PM Jul 14, 2019Observed: 32.56 ft at 5:00PM Jul 14, 2019Observed: 32.56 ft at 5:15PM Jul 14, 2019Observed: 32.56 ft at 5:30PM Jul 14, 2019Observed: 32.56 ft at 5:45PM Jul 14, 2019Observed: 32.55 ft at 6:00PM Jul 14, 2019Observed: 32.55 ft at 6:15PM Jul 14, 2019Observed: 32.55 ft at 6:30PM Jul 14, 2019Observed: 32.54 ft at 6:45PM Jul 14, 2019Observed: 32.54 ft at 7:00PM Jul 14, 2019Observed: 32.54 ft at 7:15PM Jul 14, 2019Observed: 32.54 ft at 7:30PM Jul 14, 2019Observed: 32.53 ft at 7:45PM Jul 14, 2019Observed: 32.53 ft at 8:00PM Jul 14, 2019Observed: 32.52 ft at 8:15PM Jul 14, 2019Observed: 32.52 ft at 8:30PM Jul 14, 2019Observed: 32.52 ft at 8:45PM Jul 14, 2019Observed: 32.52 ft at 9:00PM Jul 14, 2019Observed: 32.52 ft at 9:15PM Jul 14, 2019Observed: 32.52 ft at 9:30PM Jul 14, 2019Observed: 32.51 ft at 9:45PM Jul 14, 2019Observed: 32.51 ft at 10:00PM Jul 14, 2019Observed: 32.51 ft at 10:15PM Jul 14, 2019Observed: 32.5 ft at 10:30PM Jul 14, 2019Observed: 32.5 ft at 10:45PM Jul 14, 2019Observed: 32.5 ft at 11:00PM Jul 14, 2019Observed: 32.5 ft at 11:15PM Jul 14, 2019Observed: 32.5 ft at 11:30PM Jul 14, 2019Observed: 32.5 ft at 11:45PM Jul 14, 2019Observed: 32.49 ft at 12:00AM Jul 15, 2019Observed: 32.49 ft at 12:15AM Jul 15, 2019Observed: 32.49 ft at 12:30AM Jul 15, 2019Observed: 32.48 ft at 12:45AM Jul 15, 2019Observed: 32.48 ft at 1:00AM Jul 15, 2019Observed: 32.48 ft at 1:15AM Jul 15, 2019Observed: 32.48 ft at 1:30AM Jul 15, 2019Observed: 32.48 ft at 1:45AM Jul 15, 2019Observed: 32.48 ft at 2:00AM Jul 15, 2019Observed: 32.48 ft at 2:15AM Jul 15, 2019Observed: 32.48 ft at 2:30AM Jul 15, 2019Observed: 32.47 ft at 2:45AM Jul 15, 2019Observed: 32.47 ft at 3:00AM Jul 15, 2019Observed: 32.47 ft at 3:15AM Jul 15, 2019Observed: 32.46 ft at 3:30AM Jul 15, 2019Observed: 32.46 ft at 3:45AM Jul 15, 2019Observed: 32.46 ft at 4:00AM Jul 15, 2019Observed: 32.46 ft at 4:15AM Jul 15, 2019Observed: 32.46 ft at 4:30AM Jul 15, 2019Observed: 32.46 ft at 4:45AM Jul 15, 2019Observed: 32.46 ft at 5:00AM Jul 15, 2019Observed: 32.46 ft at 5:15AM Jul 15, 2019Observed: 32.46 ft at 5:30AM Jul 15, 2019Observed: 32.45 ft at 5:45AM Jul 15, 2019Observed: 32.45 ft at 6:00AM Jul 15, 2019Observed: 32.45 ft at 6:15AM Jul 15, 2019Observed: 32.45 ft at 6:30AM Jul 15, 2019Observed: 32.45 ft at 6:45AM Jul 15, 2019Observed: 32.44 ft at 7:00AM Jul 15, 2019Observed: 32.44 ft at 7:15AM Jul 15, 2019Observed: 32.44 ft at 7:30AM Jul 15, 2019Observed: 32.44 ft at 7:45AM Jul 15, 2019Observed: 32.44 ft at 8:00AM Jul 15, 2019Observed: 32.44 ft at 8:15AM Jul 15, 2019Observed: 32.44 ft at 8:30AM Jul 15, 2019Observed: 32.44 ft at 8:45AM Jul 15, 2019Observed: 32.44 ft at 9:00AM Jul 15, 2019Observed: 32.44 ft at 9:15AM Jul 15, 2019Observed: 32.43 ft at 9:30AM Jul 15, 2019Observed: 32.43 ft at 9:45AM Jul 15, 2019Observed: 32.43 ft at 10:00AM Jul 15, 2019Observed: 32.43 ft at 10:15AM Jul 15, 2019Observed: 32.42 ft at 10:30AM Jul 15, 2019Observed: 32.42 ft at 10:45AM Jul 15, 2019Observed: 32.42 ft at 11:00AM Jul 15, 2019Observed: 32.42 ft at 11:15AM Jul 15, 2019Observed: 32.42 ft at 11:30AM Jul 15, 2019Observed: 32.42 ft at 11:45AM Jul 15, 2019Observed: 32.42 ft at 12:00PM Jul 15, 2019Observed: 32.41 ft at 12:15PM Jul 15, 2019Observed: 32.41 ft at 12:30PM Jul 15, 2019Observed: 32.41 ft at 12:45PM Jul 15, 2019Observed: 32.4 ft at 1:00PM Jul 15, 2019Observed: 32.4 ft at 1:15PM Jul 15, 2019Observed: 32.4 ft at 1:30PM Jul 15, 2019Observed: 32.4 ft at 1:45PM Jul 15, 2019Observed: 32.4 ft at 2:00PM Jul 15, 2019Observed: 32.4 ft at 2:15PM Jul 15, 2019Observed: 32.39 ft at 2:30PM Jul 15, 2019Observed: 32.39 ft at 2:45PM Jul 15, 2019Observed: 32.38 ft at 3:00PM Jul 15, 2019Observed: 32.38 ft at 3:15PM Jul 15, 2019Observed: 32.38 ft at 3:30PM Jul 15, 2019Observed: 32.38 ft at 3:45PM Jul 15, 2019Observed: 32.38 ft at 4:00PM Jul 15, 2019Observed: 32.37 ft at 4:15PM Jul 15, 2019Observed: 32.37 ft at 4:30PM Jul 15, 2019Observed: 32.37 ft at 4:45PM Jul 15, 2019Observed: 32.36 ft at 5:00PM Jul 15, 2019Observed: 32.36 ft at 5:15PM Jul 15, 2019Observed: 32.36 ft at 5:30PM Jul 15, 2019Observed: 32.36 ft at 5:45PM Jul 15, 2019Observed: 32.36 ft at 6:00PM Jul 15, 2019Observed: 32.35 ft at 6:15PM Jul 15, 2019Observed: 32.35 ft at 6:30PM Jul 15, 2019Observed: 32.35 ft at 6:45PM Jul 15, 2019Observed: 32.34 ft at 7:00PM Jul 15, 2019Observed: 32.34 ft at 7:15PM Jul 15, 2019Observed: 32.34 ft at 7:30PM Jul 15, 2019Observed: 32.34 ft at 7:45PM Jul 15, 2019Observed: 32.34 ft at 8:00PM Jul 15, 2019Observed: 32.34 ft at 8:15PM Jul 15, 2019Observed: 32.34 ft at 8:30PM Jul 15, 2019Observed: 32.33 ft at 8:45PM Jul 15, 2019Observed: 32.33 ft at 9:00PM Jul 15, 2019Observed: 32.32 ft at 9:15PM Jul 15, 2019Observed: 32.32 ft at 9:30PM Jul 15, 2019Observed: 32.32 ft at 9:45PM Jul 15, 2019Observed: 32.32 ft at 10:00PM Jul 15, 2019Observed: 32.32 ft at 10:15PM Jul 15, 2019Observed: 32.31 ft at 10:30PM Jul 15, 2019Observed: 32.31 ft at 10:45PM Jul 15, 2019Observed: 32.31 ft at 11:00PM Jul 15, 2019Observed: 32.3 ft at 11:15PM Jul 15, 2019Observed: 32.3 ft at 11:30PM Jul 15, 2019Observed: 32.3 ft at 11:45PM Jul 15, 2019Observed: 32.3 ft at 12:00AM Jul 16, 2019Observed: 32.3 ft at 12:15AM Jul 16, 2019Observed: 32.3 ft at 12:30AM Jul 16, 2019Observed: 32.3 ft at 12:45AM Jul 16, 2019Observed: 32.29 ft at 1:00AM Jul 16, 2019Observed: 32.29 ft at 1:15AM Jul 16, 2019Observed: 32.29 ft at 1:30AM Jul 16, 2019Observed: 32.28 ft at 1:45AM Jul 16, 2019Observed: 32.28 ft at 2:00AM Jul 16, 2019Observed: 32.28 ft at 2:15AM Jul 16, 2019Observed: 32.28 ft at 2:30AM Jul 16, 2019Observed: 32.28 ft at 2:45AM Jul 16, 2019Observed: 32.28 ft at 3:00AM Jul 16, 2019Observed: 32.28 ft at 3:15AM Jul 16, 2019Observed: 32.27 ft at 3:30AM Jul 16, 2019Observed: 32.27 ft at 3:45AM Jul 16, 2019Observed: 32.27 ft at 4:00AM Jul 16, 2019Observed: 32.26 ft at 4:15AM Jul 16, 2019Observed: 32.26 ft at 4:30AM Jul 16, 2019Observed: 32.26 ft at 4:45AM Jul 16, 2019Observed: 32.26 ft at 5:00AM Jul 16, 2019Observed: 32.26 ft at 5:15AM Jul 16, 2019Observed: 32.26 ft at 5:30AM Jul 16, 2019Observed: 32.26 ft at 5:45AM Jul 16, 2019Observed: 32.26 ft at 6:00AM Jul 16, 2019Observed: 32.25 ft at 6:15AM Jul 16, 2019Observed: 32.25 ft at 6:30AM Jul 16, 2019Observed: 32.25 ft at 6:45AM Jul 16, 2019Observed: 32.25 ft at 7:00AM Jul 16, 2019Observed: 32.25 ft at 7:15AM Jul 16, 2019Observed: 32.24 ft at 7:30AM Jul 16, 2019Observed: 32.24 ft at 7:45AM Jul 16, 2019Observed: 32.24 ft at 8:00AM Jul 16, 2019Observed: 32.24 ft at 8:15AM Jul 16, 2019Observed: 32.24 ft at 8:30AM Jul 16, 2019Observed: 32.24 ft at 8:45AM Jul 16, 2019Observed: 32.24 ft at 9:00AM Jul 16, 2019Observed: 32.24 ft at 9:15AM Jul 16, 2019Observed: 32.24 ft at 9:30AM Jul 16, 2019Observed: 32.24 ft at 9:45AM Jul 16, 2019Observed: 32.24 ft at 10:00AM Jul 16, 2019Observed: 32.23 ft at 10:15AM Jul 16, 2019Observed: 32.23 ft at 10:30AM Jul 16, 2019Observed: 32.23 ft at 10:45AM Jul 16, 2019Observed: 32.23 ft at 11:00AM Jul 16, 2019Observed: 32.22 ft at 11:15AM Jul 16, 2019Observed: 32.22 ft at 11:30AM Jul 16, 2019Observed: 32.22 ft at 11:45AM Jul 16, 2019Observed: 32.22 ft at 12:00PM Jul 16, 2019Observed: 32.22 ft at 12:15PM Jul 16, 2019Observed: 32.22 ft at 12:30PM Jul 16, 2019Observed: 32.22 ft at 12:45PM Jul 16, 2019Observed: 32.21 ft at 1:00PM Jul 16, 2019Observed: 32.21 ft at 1:15PM Jul 16, 2019Observed: 32.21 ft at 1:30PM Jul 16, 2019Observed: 32.2 ft at 1:45PM Jul 16, 2019Observed: 32.2 ft at 2:00PM Jul 16, 2019Observed: 32.2 ft at 2:15PM Jul 16, 2019Observed: 32.2 ft at 2:30PM Jul 16, 2019Observed: 32.2 ft at 2:45PM Jul 16, 2019Observed: 32.19 ft at 3:00PM Jul 16, 2019Observed: 32.19 ft at 3:15PM Jul 16, 2019Observed: 32.19 ft at 3:30PM Jul 16, 2019Observed: 32.18 ft at 3:45PM Jul 16, 2019Observed: 32.18 ft at 4:00PM Jul 16, 2019Observed: 32.18 ft at 4:15PM Jul 16, 2019Observed: 32.18 ft at 4:30PM Jul 16, 2019Observed: 32.18 ft at 4:45PM Jul 16, 2019Observed: 32.18 ft at 5:00PM Jul 16, 2019Observed: 32.17 ft at 5:15PM Jul 16, 2019Observed: 32.17 ft at 5:30PM Jul 16, 2019Observed: 32.16 ft at 5:45PM Jul 16, 2019Observed: 32.16 ft at 6:00PM Jul 16, 2019Observed: 32.16 ft at 6:15PM Jul 16, 2019Observed: 32.16 ft at 6:30PM Jul 16, 2019Observed: 32.16 ft at 6:45PM Jul 16, 2019Observed: 32.15 ft at 7:00PM Jul 16, 2019Observed: 32.15 ft at 7:15PM Jul 16, 2019Observed: 32.15 ft at 7:30PM Jul 16, 2019Observed: 32.14 ft at 7:45PM Jul 16, 2019Observed: 32.14 ft at 8:00PM Jul 16, 2019Observed: 32.14 ft at 8:15PM Jul 16, 2019Observed: 32.14 ft at 8:30PM Jul 16, 2019Observed: 32.14 ft at 8:45PM Jul 16, 2019Observed: 32.13 ft at 9:00PM Jul 16, 2019Observed: 32.13 ft at 9:15PM Jul 16, 2019Observed: 32.12 ft at 9:30PM Jul 16, 2019Observed: 32.12 ft at 9:45PM Jul 16, 2019Observed: 32.12 ft at 10:00PM Jul 16, 2019Observed: 32.12 ft at 10:15PM Jul 16, 2019Observed: 32.12 ft at 10:30PM Jul 16, 2019Observed: 32.12 ft at 10:45PM Jul 16, 2019Observed: 32.11 ft at 11:00PM Jul 16, 2019Observed: 32.11 ft at 11:15PM Jul 16, 2019Observed: 32.1 ft at 11:30PM Jul 16, 2019Observed: 32.1 ft at 11:45PM Jul 16, 2019Observed: 32.1 ft at 12:00AM Jul 17, 2019Observed: 32.1 ft at 12:15AM Jul 17, 2019Observed: 32.1 ft at 12:30AM Jul 17, 2019Observed: 32.1 ft at 12:45AM Jul 17, 2019Observed: 32.09 ft at 1:00AM Jul 17, 2019Observed: 32.09 ft at 1:15AM Jul 17, 2019Observed: 32.09 ft at 1:30AM Jul 17, 2019Observed: 32.08 ft at 1:45AM Jul 17, 2019Observed: 32.08 ft at 2:00AM Jul 17, 2019Observed: 32.08 ft at 2:15AM Jul 17, 2019Observed: 32.08 ft at 2:30AM Jul 17, 2019Observed: 32.08 ft at 2:45AM Jul 17, 2019Observed: 32.08 ft at 3:00AM Jul 17, 2019Observed: 32.08 ft at 3:15AM Jul 17, 2019Observed: 32.08 ft at 3:30AM Jul 17, 2019Observed: 32.07 ft at 3:45AM Jul 17, 2019Observed: 32.07 ft at 4:00AM Jul 17, 2019Observed: 32.07 ft at 4:15AM Jul 17, 2019Observed: 32.07 ft at 4:30AM Jul 17, 2019Observed: 32.06 ft at 4:45AM Jul 17, 2019Observed: 32.06 ft at 5:00AM Jul 17, 2019Observed: 32.06 ft at 5:15AM Jul 17, 2019Observed: 32.06 ft at 5:30AM Jul 17, 2019Observed: 32.06 ft at 5:45AM Jul 17, 2019Observed: 32.06 ft at 6:00AM Jul 17, 2019Observed: 32.06 ft at 6:15AM Jul 17, 2019Observed: 32.06 ft at 6:30AM Jul 17, 2019Observed: 32.06 ft at 6:45AM Jul 17, 2019Observed: 32.06 ft at 7:00AM Jul 17, 2019Observed: 32.06 ft at 7:15AM Jul 17, 2019Observed: 32.05 ft at 7:30AM Jul 17, 2019Observed: 32.05 ft at 7:45AM Jul 17, 2019Observed: 32.05 ft at 8:00AM Jul 17, 2019Observed: 32.05 ft at 8:15AM Jul 17, 2019Observed: 32.05 ft at 8:30AM Jul 17, 2019Observed: 32.05 ft at 8:45AM Jul 17, 2019Observed: 32.05 ft at 9:00AM Jul 17, 2019Observed: 32.04 ft at 9:15AM Jul 17, 2019Observed: 32.04 ft at 9:30AM Jul 17, 2019Observed: 32.04 ft at 9:45AM Jul 17, 2019Observed: 32.04 ft at 10:00AM Jul 17, 2019Observed: 32.04 ft at 10:15AM Jul 17, 2019Observed: 32.04 ft at 10:30AM Jul 17, 2019Observed: 32.04 ft at 10:45AM Jul 17, 2019Observed: 32.04 ft at 11:00AM Jul 17, 2019Observed: 32.04 ft at 11:15AM Jul 17, 2019Observed: 32.04 ft at 11:30AM Jul 17, 2019Observed: 32.03 ft at 11:45AM Jul 17, 2019Observed: 32.03 ft at 12:00PM Jul 17, 2019Observed: 32.03 ft at 12:15PM Jul 17, 2019Observed: 32.03 ft at 12:30PM Jul 17, 2019Observed: 32.02 ft at 12:45PM Jul 17, 2019Observed: 32.02 ft at 1:00PM Jul 17, 2019Observed: 32.02 ft at 1:15PM Jul 17, 2019Observed: 32.02 ft at 1:30PM Jul 17, 2019Observed: 32.02 ft at 1:45PM Jul 17, 2019Observed: 32.02 ft at 2:00PM Jul 17, 2019Observed: 32.02 ft at 2:15PM Jul 17, 2019Observed: 32.01 ft at 2:30PM Jul 17, 2019Observed: 32.01 ft at 2:45PM Jul 17, 2019Observed: 32 ft at 3:00PM Jul 17, 2019Observed: 32 ft at 3:15PM Jul 17, 2019Observed: 32 ft at 3:30PM Jul 17, 2019Observed: 32 ft at 3:45PM Jul 17, 2019Observed: 32 ft at 4:00PM Jul 17, 2019Observed: 31.99 ft at 4:15PM Jul 17, 2019Observed: 31.99 ft at 4:30PM Jul 17, 2019Observed: 31.98 ft at 4:45PM Jul 17, 2019Observed: 31.98 ft at 5:00PM Jul 17, 2019Observed: 31.98 ft at 5:15PM Jul 17, 2019Observed: 31.98 ft at 5:30PM Jul 17, 2019Observed: 31.98 ft at 5:45PM Jul 17, 2019Observed: 31.97 ft at 6:00PM Jul 17, 2019Observed: 31.97 ft at 6:15PM Jul 17, 2019Observed: 31.96 ft at 6:30PM Jul 17, 2019Observed: 31.96 ft at 6:45PM Jul 17, 2019Observed: 31.96 ft at 7:00PM Jul 17, 2019Observed: 31.96 ft at 7:15PM Jul 17, 2019Observed: 31.96 ft at 7:30PM Jul 17, 2019Observed: 31.96 ft at 7:45PM Jul 17, 2019Observed: 31.95 ft at 8:00PM Jul 17, 2019Observed: 31.94 ft at 8:15PM Jul 17, 2019Observed: 31.94 ft at 8:30PM Jul 17, 2019Observed: 31.94 ft at 8:45PM Jul 17, 2019Observed: 31.94 ft at 9:00PM Jul 17, 2019Observed: 31.94 ft at 9:15PM Jul 17, 2019Observed: 31.94 ft at 9:30PM Jul 17, 2019Observed: 31.94 ft at 9:45PM Jul 17, 2019Observed: 31.94 ft at 10:00PM Jul 17, 2019Observed: 31.93 ft at 10:15PM Jul 17, 2019Observed: 31.93 ft at 10:30PM Jul 17, 2019Observed: 31.92 ft at 10:45PM Jul 17, 2019Observed: 31.92 ft at 11:00PM Jul 17, 2019Observed: 31.92 ft at 11:15PM Jul 17, 2019Observed: 31.92 ft at 11:30PM Jul 17, 2019Observed: 31.92 ft at 11:45PM Jul 17, 2019Observed: 31.92 ft at 12:00AM Jul 18, 2019Observed: 31.92 ft at 12:15AM Jul 18, 2019Observed: 31.91 ft at 12:30AM Jul 18, 2019Observed: 31.91 ft at 12:45AM Jul 18, 2019Observed: 31.91 ft at 1:00AM Jul 18, 2019Observed: 31.9 ft at 1:15AM Jul 18, 2019Observed: 31.9 ft at 1:30AM Jul 18, 2019Observed: 31.9 ft at 1:45AM Jul 18, 2019Observed: 31.9 ft at 2:00AM Jul 18, 2019Observed: 31.9 ft at 2:15AM Jul 18, 2019Observed: 31.9 ft at 2:30AM Jul 18, 2019Observed: 31.9 ft at 2:45AM Jul 18, 2019Observed: 31.9 ft at 3:00AM Jul 18, 2019Observed: 31.9 ft at 3:15AM Jul 18, 2019Observed: 31.9 ft at 3:30AM Jul 18, 2019Observed: 31.9 ft at 3:45AM Jul 18, 2019Observed: 31.89 ft at 4:00AM Jul 18, 2019Observed: 31.89 ft at 4:15AM Jul 18, 2019Observed: 31.89 ft at 4:30AM Jul 18, 2019Observed: 31.89 ft at 4:45AM Jul 18, 2019Observed: 31.88 ft at 5:00AM Jul 18, 2019Observed: 31.88 ft at 5:15AM Jul 18, 2019Observed: 31.88 ft at 5:30AM Jul 18, 2019Observed: 31.88 ft at 5:45AM Jul 18, 2019Observed: 31.88 ft at 6:00AM Jul 18, 2019Observed: 31.88 ft at 6:15AM Jul 18, 2019Observed: 31.88 ft at 6:30AM Jul 18, 2019Observed: 31.88 ft at 6:45AM Jul 18, 2019Observed: 31.88 ft at 7:00AM Jul 18, 2019Observed: 31.88 ft at 7:15AM Jul 18, 2019Observed: 31.88 ft at 7:30AM Jul 18, 2019Observed: 31.88 ft at 7:45AM Jul 18, 2019Observed: 31.88 ft at 8:00AM Jul 18, 2019Observed: 31.88 ft at 8:15AM Jul 18, 2019Observed: 31.88 ft at 8:30AM Jul 18, 2019Observed: 31.88 ft at 8:45AM Jul 18, 2019Observed: 31.88 ft at 9:00AM Jul 18, 2019Observed: 31.88 ft at 9:15AM Jul 18, 2019Observed: 31.88 ft at 9:30AM Jul 18, 2019Observed: 31.88 ft at 9:45AM Jul 18, 2019Observed: 31.88 ft at 10:00AM Jul 18, 2019Observed: 31.87 ft at 10:15AM Jul 18, 2019Observed: 31.87 ft at 10:30AM Jul 18, 2019Observed: 31.87 ft at 10:45AM Jul 18, 2019Observed: 31.87 ft at 11:00AM Jul 18, 2019Observed: 31.87 ft at 11:15AM Jul 18, 2019Observed: 31.87 ft at 11:30AM Jul 18, 2019Observed: 31.86 ft at 11:45AM Jul 18, 2019USGS--Water Resources of the United StatesDNDV2(plotting HGIRG) Graph Created (1:00PM Jul 18, 2019)ObservedLatest observed value: 31.86 ft at 11:45 AM EDT 18-Jul-2019. Flood Stage is 36.3 ft
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About this graph
Tabular Data (UTC)
Tabular Data (EDT)
XML Data
RSS Files
Datum: NAVD88
Metadata
NOTE: Forecasts are not available for the Blackwater River (VA) at Dendron. Only observed stages are available for this point.

Vertical datum height surveyed by the USGS

Return to Area Map
Downstream Gauge Downstream Gauge - near ZUNI
Flood Categories (in feet)
Major Flood Stage: 0
Moderate Flood Stage: 0
Flood Stage: 36.3
Action Stage: 35.3
Low Stage (in feet): -9999

Historic Crests
(1) 46.41 ft on 09/17/1999
(2) 42.40 ft on 08/20/1940
(3) 39.88 ft on 06/09/2013
(4) 39.87 ft on 09/20/2003
(5) 39.66 ft on 09/09/2011
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 35.20 ft on 03/06/2019 (P)
(2) 36.01 ft on 02/25/2019 (P)
(3) 35.75 ft on 11/17/2018
(4) 34.96 ft on 05/22/2018
(5) 36.37 ft on 10/10/2016
Show More Recent Crests

(P): Preliminary values subject to further review.

Low Water Records
Currently none available.

For more information on your flood risk go to www.floodsmart.gov.
Zoom Level:14
KML Image
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
44.3 The Blackwater River overflows the bridge on White Marsh Road.
42.5 River stage sensor operating limit
42.3 White Marsh Road Bridge, over the Blackwater River, is completely flooded.
40.3 White Marsh Road (VA 617), including the west end of the bridge across the Blackwater River, begins to flood.
39.8 Water begins to cover Sexton Rd about 1/8 of a mile north of the river gauge.
39.3 Walls Bridge Road is inundated.
36.3 Walls Bridge Road begins to flood.
Photos
(1) Gage House for Blackwater River at Dendron
About This Location Collapse

Latitude: 37.025000° N, Longitude: 76.875000° W, Horizontal Datum: NAD27

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 36.3 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 36.3 Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 Not Available Not Available Older USGS topographic maps, NGVD29 benchmarks
MSL Not Available Not Available Older USGS topographic maps, MSL benchmarks
Other Not Available Not Available  

Current/Historical Observations:
Additional Information Collapse

Gage Photos

Gage Photo

Hydromet Outlook
48 Hour Hydrometerological Outlook Link to Graphic
Significant Flood Outlook
Significant River Flood Outlook Link to Graphic
Flash Flood Guidance
Flash Flood Guidance Link to Graphic

Additional Water and Weather Topics from the Southeast River Forecast Center (SERFC):
SERFC Home Page, Current Hazards, Water Information, Water Resources,
Weather Information, Radar and Satellite, Tropical Weather, Climate,
Text Products, Additional Links,About the SERFC, Contact Us
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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
Wakefield Weather Forecast Office
10009 General Mahone Hwy
Wakefield, VA 23888
(757) 899-4200
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Page last modified: 1-Mar-2019 12:35 AM 		Disclaimer
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