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Hydrograph River at a Glance Download
Trinity River at Hoopa Stage (ft)Flow (kcfs)Highest Observation: 18.91 ft at 5:30AM Feb 18, 2019Observed: 18.9 ft at 5:45AM Feb 18, 2019Observed: 18.9 ft at 6:00AM Feb 18, 2019Observed: 18.89 ft at 6:15AM Feb 18, 2019Highest Observation: 18.91 ft at 6:30AM Feb 18, 2019Observed: 18.87 ft at 6:45AM Feb 18, 2019Observed: 18.88 ft at 7:00AM Feb 18, 2019Observed: 18.85 ft at 7:15AM Feb 18, 2019Observed: 18.86 ft at 7:30AM Feb 18, 2019Observed: 18.84 ft at 7:45AM Feb 18, 2019Observed: 18.8 ft at 8:00AM Feb 18, 2019Observed: 18.82 ft at 8:15AM Feb 18, 2019Observed: 18.8 ft at 8:30AM Feb 18, 2019Observed: 18.78 ft at 8:45AM Feb 18, 2019Observed: 18.78 ft at 9:00AM Feb 18, 2019Observed: 18.77 ft at 9:15AM Feb 18, 2019Observed: 18.76 ft at 9:30AM Feb 18, 2019Observed: 18.73 ft at 9:45AM Feb 18, 2019Observed: 18.73 ft at 10:00AM Feb 18, 2019Observed: 18.74 ft at 10:15AM Feb 18, 2019Observed: 18.74 ft at 10:30AM Feb 18, 2019Observed: 18.7 ft at 10:45AM Feb 18, 2019Observed: 18.7 ft at 11:00AM Feb 18, 2019Observed: 18.69 ft at 11:15AM Feb 18, 2019Observed: 18.68 ft at 11:30AM Feb 18, 2019Observed: 18.67 ft at 11:45AM Feb 18, 2019Observed: 18.66 ft at 12:00PM Feb 18, 2019Observed: 18.64 ft at 12:15PM Feb 18, 2019Observed: 18.63 ft at 12:30PM Feb 18, 2019Observed: 18.64 ft at 12:45PM Feb 18, 2019Observed: 18.63 ft at 1:00PM Feb 18, 2019Observed: 18.61 ft at 1:15PM Feb 18, 2019Observed: 18.59 ft at 1:30PM Feb 18, 2019Observed: 18.6 ft at 1:45PM Feb 18, 2019Observed: 18.59 ft at 2:00PM Feb 18, 2019Observed: 18.57 ft at 2:15PM Feb 18, 2019Observed: 18.57 ft at 2:30PM Feb 18, 2019Observed: 18.56 ft at 2:45PM Feb 18, 2019Observed: 18.55 ft at 3:00PM Feb 18, 2019Observed: 18.53 ft at 3:15PM Feb 18, 2019Observed: 18.53 ft at 3:30PM Feb 18, 2019Observed: 18.53 ft at 3:45PM Feb 18, 2019Observed: 18.5 ft at 4:00PM Feb 18, 2019Observed: 18.51 ft at 4:15PM Feb 18, 2019Observed: 18.49 ft at 4:30PM Feb 18, 2019Observed: 18.51 ft at 4:45PM Feb 18, 2019Observed: 18.48 ft at 5:00PM Feb 18, 2019Observed: 18.45 ft at 5:15PM Feb 18, 2019Observed: 18.46 ft at 5:30PM Feb 18, 2019Observed: 18.45 ft at 5:45PM Feb 18, 2019Observed: 18.43 ft at 6:00PM Feb 18, 2019Observed: 18.44 ft at 6:15PM Feb 18, 2019Observed: 18.41 ft at 6:30PM Feb 18, 2019Observed: 18.42 ft at 6:45PM Feb 18, 2019Observed: 18.39 ft at 7:00PM Feb 18, 2019Observed: 18.39 ft at 7:15PM Feb 18, 2019Observed: 18.38 ft at 7:30PM Feb 18, 2019Observed: 18.37 ft at 7:45PM Feb 18, 2019Observed: 18.36 ft at 8:00PM Feb 18, 2019Observed: 18.36 ft at 8:15PM Feb 18, 2019Observed: 18.34 ft at 8:30PM Feb 18, 2019Observed: 18.35 ft at 8:45PM Feb 18, 2019Observed: 18.35 ft at 9:00PM Feb 18, 2019Observed: 18.35 ft at 9:15PM Feb 18, 2019Observed: 18.33 ft at 9:30PM Feb 18, 2019Observed: 18.31 ft at 9:45PM Feb 18, 2019Observed: 18.3 ft at 10:00PM Feb 18, 2019Observed: 18.32 ft at 10:15PM Feb 18, 2019Observed: 18.31 ft at 10:30PM Feb 18, 2019Observed: 18.3 ft at 10:45PM Feb 18, 2019Observed: 18.3 ft at 11:00PM Feb 18, 2019Observed: 18.27 ft at 11:15PM Feb 18, 2019Observed: 18.28 ft at 11:30PM Feb 18, 2019Observed: 18.24 ft at 11:45PM Feb 18, 2019Observed: 18.27 ft at 12:00AM Feb 19, 2019Observed: 18.26 ft at 12:15AM Feb 19, 2019Observed: 18.23 ft at 12:30AM Feb 19, 2019Observed: 18.23 ft at 12:45AM Feb 19, 2019Observed: 18.21 ft at 1:00AM Feb 19, 2019Observed: 18.19 ft at 1:15AM Feb 19, 2019Observed: 18.19 ft at 1:30AM Feb 19, 2019Observed: 18.19 ft at 1:45AM Feb 19, 2019Observed: 18.2 ft at 2:00AM Feb 19, 2019Observed: 18.18 ft at 2:15AM Feb 19, 2019Observed: 18.18 ft at 2:30AM Feb 19, 2019Observed: 18.18 ft at 2:45AM Feb 19, 2019Observed: 18.16 ft at 3:00AM Feb 19, 2019Observed: 18.15 ft at 3:15AM Feb 19, 2019Observed: 18.15 ft at 3:30AM Feb 19, 2019Observed: 18.15 ft at 3:45AM Feb 19, 2019Observed: 18.14 ft at 4:00AM Feb 19, 2019Observed: 18.12 ft at 4:15AM Feb 19, 2019Observed: 18.11 ft at 4:30AM Feb 19, 2019Observed: 18.12 ft at 4:45AM Feb 19, 2019Observed: 18.11 ft at 5:00AM Feb 19, 2019Observed: 18.11 ft at 5:15AM Feb 19, 2019Observed: 18.09 ft at 5:30AM Feb 19, 2019Observed: 18.12 ft at 5:45AM Feb 19, 2019Observed: 18.1 ft at 6:00AM Feb 19, 2019Observed: 18.06 ft at 6:15AM Feb 19, 2019Observed: 18.04 ft at 6:30AM Feb 19, 2019Observed: 18.07 ft at 6:45AM Feb 19, 2019Observed: 18.08 ft at 7:00AM Feb 19, 2019Observed: 18.06 ft at 7:15AM Feb 19, 2019Observed: 18.04 ft at 7:30AM Feb 19, 2019Observed: 18.03 ft at 7:45AM Feb 19, 2019Observed: 18.05 ft at 8:00AM Feb 19, 2019Observed: 18.03 ft at 8:15AM Feb 19, 2019Observed: 18.02 ft at 8:30AM Feb 19, 2019Observed: 18 ft at 8:45AM Feb 19, 2019Observed: 18.01 ft at 9:00AM Feb 19, 2019Observed: 17.99 ft at 9:15AM Feb 19, 2019Observed: 17.99 ft at 9:30AM Feb 19, 2019Observed: 17.97 ft at 9:45AM Feb 19, 2019Observed: 17.97 ft at 10:00AM Feb 19, 2019Observed: 17.97 ft at 10:15AM Feb 19, 2019Observed: 17.94 ft at 10:30AM Feb 19, 2019Observed: 17.94 ft at 10:45AM Feb 19, 2019Observed: 17.96 ft at 11:00AM Feb 19, 2019Observed: 17.96 ft at 11:15AM Feb 19, 2019Observed: 17.95 ft at 11:30AM Feb 19, 2019Observed: 17.94 ft at 11:45AM Feb 19, 2019Observed: 17.93 ft at 12:00PM Feb 19, 2019Observed: 17.92 ft at 12:15PM Feb 19, 2019Observed: 17.92 ft at 12:30PM Feb 19, 2019Observed: 17.9 ft at 12:45PM Feb 19, 2019Observed: 17.92 ft at 1:00PM Feb 19, 2019Observed: 17.9 ft at 1:15PM Feb 19, 2019Observed: 17.91 ft at 1:30PM Feb 19, 2019Observed: 17.89 ft at 1:45PM Feb 19, 2019Observed: 17.89 ft at 2:00PM Feb 19, 2019Observed: 17.88 ft at 2:15PM Feb 19, 2019Observed: 17.86 ft at 2:30PM Feb 19, 2019Observed: 17.86 ft at 2:45PM Feb 19, 2019Observed: 17.86 ft at 3:00PM Feb 19, 2019Observed: 17.84 ft at 3:15PM Feb 19, 2019Observed: 17.85 ft at 3:30PM Feb 19, 2019Observed: 17.87 ft at 3:45PM Feb 19, 2019Observed: 17.86 ft at 4:00PM Feb 19, 2019Observed: 17.85 ft at 4:15PM Feb 19, 2019Observed: 17.85 ft at 4:30PM Feb 19, 2019Observed: 17.83 ft at 4:45PM Feb 19, 2019Observed: 17.81 ft at 5:00PM Feb 19, 2019Observed: 17.81 ft at 5:15PM Feb 19, 2019Observed: 17.8 ft at 5:30PM Feb 19, 2019Observed: 17.78 ft at 5:45PM Feb 19, 2019Observed: 17.77 ft at 6:00PM Feb 19, 2019Observed: 17.78 ft at 6:15PM Feb 19, 2019Observed: 17.77 ft at 6:30PM Feb 19, 2019Observed: 17.78 ft at 6:45PM Feb 19, 2019Observed: 17.77 ft at 7:00PM Feb 19, 2019Observed: 17.75 ft at 7:15PM Feb 19, 2019Observed: 17.75 ft at 7:30PM Feb 19, 2019Observed: 17.73 ft at 7:45PM Feb 19, 2019Observed: 17.73 ft at 8:00PM Feb 19, 2019Observed: 17.72 ft at 8:15PM Feb 19, 2019Observed: 17.69 ft at 8:30PM Feb 19, 2019Observed: 17.74 ft at 8:45PM Feb 19, 2019Observed: 17.73 ft at 9:00PM Feb 19, 2019Observed: 17.71 ft at 9:15PM Feb 19, 2019Observed: 17.71 ft at 9:30PM Feb 19, 2019Observed: 17.71 ft at 9:45PM Feb 19, 2019Observed: 17.68 ft at 10:00PM Feb 19, 2019Observed: 17.69 ft at 10:15PM Feb 19, 2019Observed: 17.67 ft at 10:30PM Feb 19, 2019Observed: 17.68 ft at 10:45PM Feb 19, 2019Observed: 17.67 ft at 11:00PM Feb 19, 2019Observed: 17.66 ft at 11:15PM Feb 19, 2019Observed: 17.64 ft at 11:30PM Feb 19, 2019Observed: 17.66 ft at 11:45PM Feb 19, 2019Observed: 17.67 ft at 12:00AM Feb 20, 2019Observed: 17.65 ft at 12:15AM Feb 20, 2019Observed: 17.66 ft at 12:30AM Feb 20, 2019Observed: 17.65 ft at 12:45AM Feb 20, 2019Observed: 17.62 ft at 1:00AM Feb 20, 2019Observed: 17.64 ft at 1:15AM Feb 20, 2019Observed: 17.64 ft at 1:30AM Feb 20, 2019Observed: 17.64 ft at 1:45AM Feb 20, 2019Observed: 17.65 ft at 2:00AM Feb 20, 2019Observed: 17.64 ft at 2:15AM Feb 20, 2019Observed: 17.64 ft at 2:30AM Feb 20, 2019Observed: 17.63 ft at 2:45AM Feb 20, 2019Observed: 17.62 ft at 3:00AM Feb 20, 2019Observed: 17.61 ft at 3:15AM Feb 20, 2019Observed: 17.62 ft at 3:30AM Feb 20, 2019Observed: 17.6 ft at 3:45AM Feb 20, 2019Observed: 17.6 ft at 4:00AM Feb 20, 2019Observed: 17.59 ft at 4:15AM Feb 20, 2019Observed: 17.59 ft at 4:30AM Feb 20, 2019Observed: 17.61 ft at 4:45AM Feb 20, 2019Observed: 17.6 ft at 5:00AM Feb 20, 2019Observed: 17.6 ft at 5:15AM Feb 20, 2019Observed: 17.59 ft at 5:30AM Feb 20, 2019Observed: 17.6 ft at 5:45AM Feb 20, 2019Observed: 17.59 ft at 6:00AM Feb 20, 2019Observed: 17.59 ft at 6:15AM Feb 20, 2019Observed: 17.57 ft at 6:30AM Feb 20, 2019Observed: 17.57 ft at 6:45AM Feb 20, 2019Observed: 17.57 ft at 7:00AM Feb 20, 2019Observed: 17.57 ft at 7:15AM Feb 20, 2019Observed: 17.54 ft at 7:30AM Feb 20, 2019Observed: 17.56 ft at 7:45AM Feb 20, 2019Observed: 17.57 ft at 8:00AM Feb 20, 2019Observed: 17.56 ft at 8:15AM Feb 20, 2019Observed: 17.54 ft at 8:30AM Feb 20, 2019Observed: 17.54 ft at 8:45AM Feb 20, 2019Observed: 17.54 ft at 9:00AM Feb 20, 2019Observed: 17.54 ft at 9:15AM Feb 20, 2019Observed: 17.55 ft at 9:30AM Feb 20, 2019Observed: 17.54 ft at 9:45AM Feb 20, 2019Observed: 17.54 ft at 10:00AM Feb 20, 2019Observed: 17.54 ft at 10:15AM Feb 20, 2019Observed: 17.53 ft at 10:30AM Feb 20, 2019Observed: 17.52 ft at 10:45AM Feb 20, 2019Observed: 17.52 ft at 11:00AM Feb 20, 2019Observed: 17.52 ft at 11:15AM Feb 20, 2019Observed: 17.5 ft at 11:30AM Feb 20, 2019Observed: 17.52 ft at 11:45AM Feb 20, 2019Observed: 17.5 ft at 12:00PM Feb 20, 2019Observed: 17.5 ft at 12:15PM Feb 20, 2019Observed: 17.49 ft at 12:30PM Feb 20, 2019Observed: 17.49 ft at 12:45PM Feb 20, 2019Observed: 17.51 ft at 1:00PM Feb 20, 2019Observed: 17.5 ft at 1:15PM Feb 20, 2019Observed: 17.49 ft at 1:30PM Feb 20, 2019Observed: 17.49 ft at 1:45PM Feb 20, 2019Observed: 17.49 ft at 2:00PM Feb 20, 2019Observed: 17.49 ft at 2:15PM Feb 20, 2019Observed: 17.49 ft at 2:30PM Feb 20, 2019Observed: 17.46 ft at 2:45PM Feb 20, 2019Observed: 17.46 ft at 3:00PM Feb 20, 2019Observed: 17.47 ft at 3:15PM Feb 20, 2019Observed: 17.46 ft at 3:30PM Feb 20, 2019Observed: 17.48 ft at 3:45PM Feb 20, 2019Observed: 17.47 ft at 4:00PM Feb 20, 2019Observed: 17.46 ft at 4:15PM Feb 20, 2019Observed: 17.46 ft at 4:30PM Feb 20, 2019Observed: 17.44 ft at 4:45PM Feb 20, 2019Observed: 17.44 ft at 5:00PM Feb 20, 2019Observed: 17.43 ft at 5:15PM Feb 20, 2019Observed: 17.42 ft at 5:30PM Feb 20, 2019Observed: 17.43 ft at 5:45PM Feb 20, 2019Observed: 17.42 ft at 6:00PM Feb 20, 2019Observed: 17.43 ft at 6:15PM Feb 20, 2019Observed: 17.4 ft at 6:30PM Feb 20, 2019Observed: 17.39 ft at 6:45PM Feb 20, 2019Observed: 17.41 ft at 7:00PM Feb 20, 2019Observed: 17.41 ft at 7:15PM Feb 20, 2019Observed: 17.38 ft at 7:30PM Feb 20, 2019Observed: 17.39 ft at 7:45PM Feb 20, 2019Observed: 17.39 ft at 8:00PM Feb 20, 2019Observed: 17.38 ft at 8:15PM Feb 20, 2019Observed: 17.37 ft at 8:30PM Feb 20, 2019Observed: 17.38 ft at 8:45PM Feb 20, 2019Observed: 17.38 ft at 9:00PM Feb 20, 2019Observed: 17.38 ft at 9:15PM Feb 20, 2019Observed: 17.37 ft at 9:30PM Feb 20, 2019Observed: 17.36 ft at 9:45PM Feb 20, 2019Observed: 17.36 ft at 10:00PM Feb 20, 2019Observed: 17.35 ft at 10:15PM Feb 20, 2019Observed: 17.36 ft at 10:30PM Feb 20, 2019Observed: 17.34 ft at 10:45PM Feb 20, 2019Observed: 17.35 ft at 11:00PM Feb 20, 2019Observed: 17.33 ft at 11:15PM Feb 20, 2019Observed: 17.33 ft at 11:30PM Feb 20, 2019Observed: 17.36 ft at 11:45PM Feb 20, 2019Observed: 17.34 ft at 12:00AM Feb 21, 2019Observed: 17.33 ft at 12:15AM Feb 21, 2019Observed: 17.32 ft at 12:30AM Feb 21, 2019Observed: 17.33 ft at 12:45AM Feb 21, 2019Observed: 17.3 ft at 1:00AM Feb 21, 2019Observed: 17.31 ft at 1:15AM Feb 21, 2019Observed: 17.32 ft at 1:30AM Feb 21, 2019Observed: 17.31 ft at 1:45AM Feb 21, 2019Observed: 17.31 ft at 2:00AM Feb 21, 2019Observed: 17.32 ft at 2:15AM Feb 21, 2019Observed: 17.28 ft at 2:30AM Feb 21, 2019Observed: 17.29 ft at 2:45AM Feb 21, 2019Observed: 17.28 ft at 3:00AM Feb 21, 2019Observed: 17.29 ft at 3:15AM Feb 21, 2019Observed: 17.28 ft at 3:30AM Feb 21, 2019Observed: 17.28 ft at 3:45AM Feb 21, 2019Observed: 17.27 ft at 4:00AM Feb 21, 2019Highest Forecast: 17.3 ft 6:00AM Feb 21, 2019Highest Forecast: 17.3 ft 7:00AM Feb 21, 2019Forecast: 17.2 ft 8:00AM Feb 21, 2019Forecast: 17.2 ft 9:00AM Feb 21, 2019Forecast: 17.2 ft 10:00AM Feb 21, 2019Forecast: 17.2 ft 11:00AM Feb 21, 2019Forecast: 17.2 ft 12:00PM Feb 21, 2019Forecast: 17.2 ft 1:00PM Feb 21, 2019Forecast: 17.1 ft 2:00PM Feb 21, 2019Forecast: 17.1 ft 3:00PM Feb 21, 2019Forecast: 17.1 ft 4:00PM Feb 21, 2019Forecast: 17.1 ft 5:00PM Feb 21, 2019Forecast: 17.1 ft 6:00PM Feb 21, 2019Forecast: 17.1 ft 7:00PM Feb 21, 2019Forecast: 17 ft 8:00PM Feb 21, 2019Forecast: 17 ft 9:00PM Feb 21, 2019Forecast: 17 ft 10:00PM Feb 21, 2019Forecast: 17 ft 11:00PM Feb 21, 2019Forecast: 17 ft 12:00AM Feb 22, 2019Forecast: 17 ft 1:00AM Feb 22, 2019Forecast: 16.9 ft 2:00AM Feb 22, 2019Forecast: 16.9 ft 3:00AM Feb 22, 2019Forecast: 16.9 ft 4:00AM Feb 22, 2019Forecast: 16.9 ft 5:00AM Feb 22, 2019Forecast: 16.9 ft 6:00AM Feb 22, 2019Forecast: 16.9 ft 7:00AM Feb 22, 2019Forecast: 16.9 ft 8:00AM Feb 22, 2019Forecast: 16.8 ft 9:00AM Feb 22, 2019Forecast: 16.8 ft 10:00AM Feb 22, 2019Forecast: 16.8 ft 11:00AM Feb 22, 2019Forecast: 16.8 ft 12:00PM Feb 22, 2019Forecast: 16.8 ft 1:00PM Feb 22, 2019Forecast: 16.8 ft 2:00PM Feb 22, 2019Forecast: 16.8 ft 3:00PM Feb 22, 2019Forecast: 16.7 ft 4:00PM Feb 22, 2019Forecast: 16.7 ft 5:00PM Feb 22, 2019Forecast: 16.7 ft 6:00PM Feb 22, 2019Forecast: 16.7 ft 7:00PM Feb 22, 2019Forecast: 16.7 ft 8:00PM Feb 22, 2019Forecast: 16.7 ft 9:00PM Feb 22, 2019Forecast: 16.6 ft 10:00PM Feb 22, 2019Forecast: 16.6 ft 11:00PM Feb 22, 2019Forecast: 16.6 ft 12:00AM Feb 23, 2019Forecast: 16.6 ft 1:00AM Feb 23, 2019Forecast: 16.6 ft 2:00AM Feb 23, 2019Forecast: 16.6 ft 3:00AM Feb 23, 2019Forecast: 16.6 ft 4:00AM Feb 23, 2019Forecast: 16.6 ft 5:00AM Feb 23, 2019Forecast: 16.6 ft 6:00AM Feb 23, 2019Forecast: 16.6 ft 7:00AM Feb 23, 2019Forecast: 16.5 ft 8:00AM Feb 23, 2019Forecast: 16.5 ft 9:00AM Feb 23, 2019Forecast: 16.5 ft 10:00AM Feb 23, 2019Forecast: 16.5 ft 11:00AM Feb 23, 2019Forecast: 16.5 ft 12:00PM Feb 23, 2019Forecast: 16.5 ft 1:00PM Feb 23, 2019Forecast: 16.5 ft 2:00PM Feb 23, 2019Forecast: 16.5 ft 3:00PM Feb 23, 2019Forecast: 16.5 ft 4:00PM Feb 23, 2019Forecast: 16.4 ft 5:00PM Feb 23, 2019Forecast: 16.4 ft 6:00PM Feb 23, 2019Forecast: 16.4 ft 7:00PM Feb 23, 2019Forecast: 16.4 ft 8:00PM Feb 23, 2019Forecast: 16.4 ft 9:00PM Feb 23, 2019Forecast: 16.4 ft 10:00PM Feb 23, 2019Forecast: 16.4 ft 11:00PM Feb 23, 2019Forecast: 16.4 ft 12:00AM Feb 24, 2019Forecast: 16.4 ft 1:00AM Feb 24, 2019Forecast: 16.4 ft 2:00AM Feb 24, 2019Forecast: 16.4 ft 3:00AM Feb 24, 2019Forecast: 16.4 ft 4:00AM Feb 24, 2019Forecast: 16.4 ft 5:00AM Feb 24, 2019Forecast: 16.4 ft 6:00AM Feb 24, 2019Forecast: 16.4 ft 7:00AM Feb 24, 2019Forecast: 16.4 ft 8:00AM Feb 24, 2019Forecast: 16.4 ft 9:00AM Feb 24, 2019Forecast: 16.4 ft 10:00AM Feb 24, 2019Forecast: 16.4 ft 11:00AM Feb 24, 2019Forecast: 16.3 ft 12:00PM Feb 24, 2019Forecast: 16.3 ft 1:00PM Feb 24, 2019Forecast: 16.3 ft 2:00PM Feb 24, 2019Forecast: 16.3 ft 3:00PM Feb 24, 2019Forecast: 16.4 ft 4:00PM Feb 24, 2019Forecast: 16.4 ft 5:00PM Feb 24, 2019Forecast: 16.4 ft 6:00PM Feb 24, 2019Forecast: 16.4 ft 7:00PM Feb 24, 2019Forecast: 16.4 ft 8:00PM Feb 24, 2019Forecast: 16.5 ft 9:00PM Feb 24, 2019Forecast: 16.5 ft 10:00PM Feb 24, 2019Forecast: 16.6 ft 11:00PM Feb 24, 2019Forecast: 16.6 ft 12:00AM Feb 25, 2019Forecast: 16.7 ft 1:00AM Feb 25, 2019Forecast: 16.7 ft 2:00AM Feb 25, 2019Forecast: 16.8 ft 3:00AM Feb 25, 2019Forecast: 16.8 ft 4:00AM Feb 25, 2019USGS--Water Resources of the United StatesHOOC1(plotting HGIRG) Graph Created (5:18AM Feb 21, 2019)ObservedForecast (issued 1:45PM Feb 20)Latest observed value: 17.27 ft at 4:00 AM PST 21-Feb-2019. Flood Stage is 48 ft
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About this graph
Tabular Data (UTC)
Tabular Data (PST)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Gauge reading affected by reservoir operations.

Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Trinity River at Hoopa are issued routinely year-round.

Return to Area Map
Flood Categories (in feet)
Major Flood Stage: 56
Moderate Flood Stage: 52
Flood Stage: 48
Action Stage: 44
Low Stage (in feet): -9999

Historic Crests
(1) 57.00 ft on 12/22/1964
(2) 50.30 ft on 12/22/1955
(3) 45.98 ft on 01/16/1974
(4) 43.16 ft on 01/27/1983
(5) 42.97 ft on 01/01/1997
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 22.92 ft on 03/10/2014
(2) 23.69 ft on 12/02/2012
(3) 27.94 ft on 03/30/2012
(4) 25.24 ft on 12/29/2010
(5) 24.91 ft on 02/27/2010
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:15
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
57 Severe flooding of roads, bridges and structures in and around low areas of the river is expected. Many road closures are likely including Highway 96 at several locations between Willow Creek and Weitchpec. Many homes and businesses in valley areas will be innundated.
55 Expect extensive and severe flooding between Willow Creek and Weitchpec, and flooding of many homes and businesses in the valley areas. Expect closure of Highway 96 between Willow Creek and Weitchpec.
53 Extensive flooding of all low lying areas adjacent to the river, including Highway 96 north and south of Hoopa is expected. Significant damage to structures in these areas is likely.
51 Extensive flooding of all low lying areas adjacent to the river including Highway 96 both north and south of Hoopa is likely. Significant damage to structures in these areas is possible.
48 Considerable flooding of low lying areas adjacent to the river including Highway 96 is likely. Significant damage to structures in these areas is possible.
46 Flooding of many low lying areas near the river is likely. Minor flooding may occur over Highway 96 between Willow Creek and Hoopa.
44 Minor flooding of the lowest lying areas may occur.
40 Note: historic crest stages were converted to the current site and datum by using historic peak flows and a rating curve representative of the period from 5/26/65 through march 1972.
About This Location Collapse

Latitude: 41.050000° N, Longitude: 123.672500° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 48 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 29 274.82 ft 322.82 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:

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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
Reno Weather Forecast Office
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Reno, NV 89512-3900
(775) 673-8100
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Page last modified: 21-Dec-2016 5:18 PM
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