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Hydrograph River at a Glance Download
Mad River near Arcata Stage (ft)Flow (cfs)Observed: 11.48 ft at 12:15PM May 04, 2024Observed: 11.52 ft at 12:30PM May 04, 2024Observed: 11.52 ft at 12:45PM May 04, 2024Highest Observation: 11.61 ft at 1:00PM May 04, 2024Observed: 11.54 ft at 1:15PM May 04, 2024Observed: 11.58 ft at 1:30PM May 04, 2024Observed: 11.56 ft at 1:45PM May 04, 2024Observed: 11.58 ft at 2:00PM May 04, 2024Observed: 11.57 ft at 2:15PM May 04, 2024Observed: 11.57 ft at 2:30PM May 04, 2024Observed: 11.56 ft at 2:45PM May 04, 2024Observed: 11.54 ft at 3:00PM May 04, 2024Observed: 11.49 ft at 3:15PM May 04, 2024Observed: 11.49 ft at 3:30PM May 04, 2024Observed: 11.46 ft at 3:45PM May 04, 2024Observed: 11.44 ft at 4:00PM May 04, 2024Observed: 11.42 ft at 4:15PM May 04, 2024Observed: 11.38 ft at 4:30PM May 04, 2024Observed: 11.38 ft at 4:45PM May 04, 2024Observed: 11.35 ft at 5:00PM May 04, 2024Observed: 11.34 ft at 5:15PM May 04, 2024Observed: 11.3 ft at 5:30PM May 04, 2024Observed: 11.26 ft at 5:45PM May 04, 2024Observed: 11.25 ft at 6:00PM May 04, 2024Observed: 11.22 ft at 6:15PM May 04, 2024Observed: 11.19 ft at 6:30PM May 04, 2024Observed: 11.17 ft at 6:45PM May 04, 2024Observed: 11.13 ft at 7:00PM May 04, 2024Observed: 11.14 ft at 7:15PM May 04, 2024Observed: 11.09 ft at 7:30PM May 04, 2024Observed: 11.06 ft at 7:45PM May 04, 2024Observed: 11.02 ft at 8:00PM May 04, 2024Observed: 11.03 ft at 8:15PM May 04, 2024Observed: 11.02 ft at 8:30PM May 04, 2024Observed: 11 ft at 8:45PM May 04, 2024Observed: 10.98 ft at 9:00PM May 04, 2024Observed: 10.92 ft at 9:15PM May 04, 2024Observed: 10.88 ft at 9:30PM May 04, 2024Observed: 10.87 ft at 9:45PM May 04, 2024Observed: 10.82 ft at 10:00PM May 04, 2024Observed: 10.81 ft at 10:15PM May 04, 2024Observed: 10.8 ft at 10:30PM May 04, 2024Observed: 10.71 ft at 10:45PM May 04, 2024Observed: 10.67 ft at 11:00PM May 04, 2024Observed: 10.68 ft at 11:15PM May 04, 2024Observed: 10.69 ft at 11:30PM May 04, 2024Observed: 10.67 ft at 11:45PM May 04, 2024Observed: 10.6 ft at 12:00AM May 05, 2024Observed: 10.61 ft at 12:15AM May 05, 2024Observed: 10.57 ft at 12:30AM May 05, 2024Observed: 10.54 ft at 12:45AM May 05, 2024Observed: 10.55 ft at 1:00AM May 05, 2024Observed: 10.55 ft at 1:15AM May 05, 2024Observed: 10.52 ft at 1:30AM May 05, 2024Observed: 10.49 ft at 1:45AM May 05, 2024Observed: 10.5 ft at 2:00AM May 05, 2024Observed: 10.46 ft at 2:15AM May 05, 2024Observed: 10.43 ft at 2:30AM May 05, 2024Observed: 10.43 ft at 2:45AM May 05, 2024Observed: 10.4 ft at 3:00AM May 05, 2024Observed: 10.41 ft at 3:15AM May 05, 2024Observed: 10.39 ft at 3:30AM May 05, 2024Observed: 10.38 ft at 3:45AM May 05, 2024Observed: 10.36 ft at 4:00AM May 05, 2024Observed: 10.33 ft at 4:15AM May 05, 2024Observed: 10.3 ft at 4:30AM May 05, 2024Observed: 10.31 ft at 4:45AM May 05, 2024Observed: 10.33 ft at 5:00AM May 05, 2024Observed: 10.28 ft at 5:15AM May 05, 2024Observed: 10.26 ft at 5:30AM May 05, 2024Observed: 10.24 ft at 5:45AM May 05, 2024Observed: 10.24 ft at 6:00AM May 05, 2024Observed: 10.21 ft at 6:15AM May 05, 2024Observed: 10.18 ft at 6:30AM May 05, 2024Observed: 10.15 ft at 6:45AM May 05, 2024Observed: 10.16 ft at 7:00AM May 05, 2024Observed: 10.11 ft at 7:15AM May 05, 2024Observed: 10.1 ft at 7:30AM May 05, 2024Observed: 10.09 ft at 7:45AM May 05, 2024Observed: 10.09 ft at 8:00AM May 05, 2024Observed: 10.07 ft at 8:15AM May 05, 2024Observed: 10.05 ft at 8:30AM May 05, 2024Observed: 10.04 ft at 8:45AM May 05, 2024Observed: 10.04 ft at 9:00AM May 05, 2024Observed: 10 ft at 9:15AM May 05, 2024Observed: 9.98 ft at 9:30AM May 05, 2024Observed: 9.96 ft at 9:45AM May 05, 2024Observed: 9.96 ft at 10:00AM May 05, 2024Observed: 9.96 ft at 10:15AM May 05, 2024Observed: 9.96 ft at 10:30AM May 05, 2024Observed: 9.89 ft at 10:45AM May 05, 2024Observed: 9.91 ft at 11:00AM May 05, 2024Observed: 9.87 ft at 11:15AM May 05, 2024Observed: 9.87 ft at 11:30AM May 05, 2024Observed: 9.84 ft at 11:45AM May 05, 2024Observed: 9.86 ft at 12:00PM May 05, 2024Observed: 9.82 ft at 12:15PM May 05, 2024Observed: 9.8 ft at 12:30PM May 05, 2024Observed: 9.79 ft at 12:45PM May 05, 2024Observed: 9.76 ft at 1:00PM May 05, 2024Observed: 9.76 ft at 1:15PM May 05, 2024Observed: 9.73 ft at 1:30PM May 05, 2024Observed: 9.73 ft at 1:45PM May 05, 2024Observed: 9.7 ft at 2:00PM May 05, 2024Observed: 9.7 ft at 2:15PM May 05, 2024Observed: 9.7 ft at 2:30PM May 05, 2024Observed: 9.66 ft at 2:45PM May 05, 2024Observed: 9.67 ft at 3:00PM May 05, 2024Observed: 9.63 ft at 3:15PM May 05, 2024Observed: 9.64 ft at 3:30PM May 05, 2024Observed: 9.62 ft at 3:45PM May 05, 2024Observed: 9.62 ft at 4:00PM May 05, 2024Observed: 9.6 ft at 4:15PM May 05, 2024Observed: 9.58 ft at 4:30PM May 05, 2024Observed: 9.56 ft at 4:45PM May 05, 2024Observed: 9.56 ft at 5:00PM May 05, 2024Observed: 9.57 ft at 5:15PM May 05, 2024Observed: 9.52 ft at 5:30PM May 05, 2024Observed: 9.5 ft at 5:45PM May 05, 2024Observed: 9.5 ft at 6:00PM May 05, 2024Observed: 9.48 ft at 6:15PM May 05, 2024Observed: 9.47 ft at 6:30PM May 05, 2024Observed: 9.44 ft at 6:45PM May 05, 2024Observed: 9.45 ft at 7:00PM May 05, 2024Observed: 9.43 ft at 7:15PM May 05, 2024Observed: 9.41 ft at 7:30PM May 05, 2024Observed: 9.41 ft at 7:45PM May 05, 2024Observed: 9.38 ft at 8:00PM May 05, 2024Observed: 9.38 ft at 8:15PM May 05, 2024Observed: 9.38 ft at 8:30PM May 05, 2024Observed: 9.37 ft at 8:45PM May 05, 2024Observed: 9.36 ft at 9:00PM May 05, 2024Observed: 9.33 ft at 9:15PM May 05, 2024Observed: 9.33 ft at 9:30PM May 05, 2024Observed: 9.32 ft at 9:45PM May 05, 2024Observed: 9.31 ft at 10:00PM May 05, 2024Observed: 9.3 ft at 10:15PM May 05, 2024Observed: 9.29 ft at 10:30PM May 05, 2024Observed: 9.29 ft at 10:45PM May 05, 2024Observed: 9.26 ft at 11:00PM May 05, 2024Observed: 9.25 ft at 11:15PM May 05, 2024Observed: 9.26 ft at 11:30PM May 05, 2024Observed: 9.25 ft at 11:45PM May 05, 2024Observed: 9.24 ft at 12:00AM May 06, 2024Observed: 9.23 ft at 12:15AM May 06, 2024Observed: 9.22 ft at 12:30AM May 06, 2024Observed: 9.22 ft at 12:45AM May 06, 2024Observed: 9.22 ft at 1:00AM May 06, 2024Observed: 9.22 ft at 1:15AM May 06, 2024Observed: 9.19 ft at 1:30AM May 06, 2024Observed: 9.18 ft at 1:45AM May 06, 2024Observed: 9.18 ft at 2:00AM May 06, 2024Observed: 9.18 ft at 2:15AM May 06, 2024Observed: 9.17 ft at 2:30AM May 06, 2024Observed: 9.17 ft at 2:45AM May 06, 2024Observed: 9.16 ft at 3:00AM May 06, 2024Observed: 9.17 ft at 3:15AM May 06, 2024Observed: 9.15 ft at 3:30AM May 06, 2024Observed: 9.14 ft at 3:45AM May 06, 2024Observed: 9.14 ft at 4:00AM May 06, 2024Observed: 9.15 ft at 4:15AM May 06, 2024Observed: 9.12 ft at 4:30AM May 06, 2024Observed: 9.12 ft at 4:45AM May 06, 2024Observed: 9.14 ft at 5:00AM May 06, 2024Observed: 9.13 ft at 5:15AM May 06, 2024Observed: 9.13 ft at 5:30AM May 06, 2024Observed: 9.1 ft at 5:45AM May 06, 2024Observed: 9.09 ft at 6:00AM May 06, 2024Observed: 9.11 ft at 6:15AM May 06, 2024Observed: 9.1 ft at 6:30AM May 06, 2024Observed: 9.1 ft at 6:45AM May 06, 2024Observed: 9.1 ft at 7:00AM May 06, 2024Observed: 9.11 ft at 7:15AM May 06, 2024Observed: 9.08 ft at 7:30AM May 06, 2024Observed: 9.09 ft at 7:45AM May 06, 2024Observed: 9.08 ft at 8:00AM May 06, 2024Observed: 9.07 ft at 8:15AM May 06, 2024Observed: 9.08 ft at 8:30AM May 06, 2024Observed: 9.06 ft at 8:45AM May 06, 2024Observed: 9.06 ft at 9:00AM May 06, 2024Observed: 9.03 ft at 9:15AM May 06, 2024Observed: 9.03 ft at 9:30AM May 06, 2024Observed: 9.03 ft at 9:45AM May 06, 2024Observed: 9.03 ft at 10:00AM May 06, 2024Observed: 9 ft at 10:15AM May 06, 2024Observed: 9.02 ft at 10:30AM May 06, 2024Observed: 9 ft at 10:45AM May 06, 2024Observed: 8.98 ft at 11:00AM May 06, 2024Observed: 8.99 ft at 11:15AM May 06, 2024Observed: 8.98 ft at 11:30AM May 06, 2024Observed: 8.98 ft at 11:45AM May 06, 2024Observed: 8.98 ft at 12:00PM May 06, 2024Observed: 8.96 ft at 12:15PM May 06, 2024Observed: 8.96 ft at 12:30PM May 06, 2024Observed: 8.96 ft at 12:45PM May 06, 2024Observed: 8.97 ft at 1:00PM May 06, 2024Observed: 8.94 ft at 1:15PM May 06, 2024Observed: 8.95 ft at 1:30PM May 06, 2024Observed: 8.94 ft at 1:45PM May 06, 2024Observed: 8.93 ft at 2:00PM May 06, 2024Observed: 8.94 ft at 2:15PM May 06, 2024Observed: 8.92 ft at 2:30PM May 06, 2024Observed: 8.9 ft at 2:45PM May 06, 2024Observed: 8.91 ft at 3:00PM May 06, 2024Observed: 8.9 ft at 3:15PM May 06, 2024Observed: 8.89 ft at 3:30PM May 06, 2024Observed: 8.91 ft at 3:45PM May 06, 2024Observed: 8.87 ft at 4:00PM May 06, 2024Observed: 8.89 ft at 4:15PM May 06, 2024Observed: 8.89 ft at 4:30PM May 06, 2024Observed: 8.89 ft at 4:45PM May 06, 2024Observed: 8.88 ft at 5:00PM May 06, 2024Observed: 8.88 ft at 5:15PM May 06, 2024Observed: 8.87 ft at 5:30PM May 06, 2024Observed: 8.86 ft at 5:45PM May 06, 2024Observed: 8.86 ft at 6:00PM May 06, 2024Observed: 8.84 ft at 6:15PM May 06, 2024Observed: 8.85 ft at 6:30PM May 06, 2024Observed: 8.84 ft at 6:45PM May 06, 2024Observed: 8.84 ft at 7:00PM May 06, 2024Observed: 8.83 ft at 7:15PM May 06, 2024Observed: 8.83 ft at 7:30PM May 06, 2024Observed: 8.83 ft at 7:45PM May 06, 2024Observed: 8.83 ft at 8:00PM May 06, 2024Observed: 8.82 ft at 8:15PM May 06, 2024Observed: 8.82 ft at 8:30PM May 06, 2024Observed: 8.8 ft at 8:45PM May 06, 2024Observed: 8.79 ft at 9:00PM May 06, 2024Observed: 8.82 ft at 9:15PM May 06, 2024Observed: 8.81 ft at 9:30PM May 06, 2024Observed: 8.8 ft at 9:45PM May 06, 2024Observed: 8.79 ft at 10:00PM May 06, 2024Observed: 8.8 ft at 10:15PM May 06, 2024Observed: 8.79 ft at 10:30PM May 06, 2024Observed: 8.79 ft at 10:45PM May 06, 2024Observed: 8.79 ft at 11:00PM May 06, 2024Observed: 8.79 ft at 11:15PM May 06, 2024Observed: 8.79 ft at 11:30PM May 06, 2024Observed: 8.8 ft at 11:45PM May 06, 2024Observed: 8.81 ft at 12:00AM May 07, 2024Observed: 8.78 ft at 12:15AM May 07, 2024Observed: 8.8 ft at 12:30AM May 07, 2024Observed: 8.81 ft at 12:45AM May 07, 2024Observed: 8.8 ft at 1:00AM May 07, 2024Observed: 8.8 ft at 1:15AM May 07, 2024Observed: 8.81 ft at 1:30AM May 07, 2024Observed: 8.81 ft at 1:45AM May 07, 2024Observed: 8.8 ft at 2:00AM May 07, 2024Observed: 8.81 ft at 2:15AM May 07, 2024Observed: 8.81 ft at 2:30AM May 07, 2024Observed: 8.8 ft at 2:45AM May 07, 2024Observed: 8.8 ft at 3:00AM May 07, 2024Observed: 8.8 ft at 3:15AM May 07, 2024Observed: 8.81 ft at 3:30AM May 07, 2024Observed: 8.82 ft at 3:45AM May 07, 2024Observed: 8.81 ft at 4:00AM May 07, 2024Observed: 8.8 ft at 4:15AM May 07, 2024Observed: 8.78 ft at 4:30AM May 07, 2024Observed: 8.77 ft at 4:45AM May 07, 2024Observed: 8.78 ft at 5:00AM May 07, 2024Observed: 8.76 ft at 5:15AM May 07, 2024Observed: 8.78 ft at 5:30AM May 07, 2024Observed: 8.77 ft at 5:45AM May 07, 2024Observed: 8.76 ft at 6:00AM May 07, 2024Observed: 8.75 ft at 6:15AM May 07, 2024Observed: 8.75 ft at 6:30AM May 07, 2024Observed: 8.75 ft at 6:45AM May 07, 2024Observed: 8.75 ft at 7:00AM May 07, 2024Observed: 8.72 ft at 7:15AM May 07, 2024Observed: 8.74 ft at 7:30AM May 07, 2024Observed: 8.73 ft at 7:45AM May 07, 2024Observed: 8.73 ft at 8:00AM May 07, 2024Observed: 8.72 ft at 8:15AM May 07, 2024Observed: 8.72 ft at 8:30AM May 07, 2024Observed: 8.71 ft at 8:45AM May 07, 2024Observed: 8.7 ft at 9:00AM May 07, 2024Observed: 8.72 ft at 9:15AM May 07, 2024Observed: 8.71 ft at 9:30AM May 07, 2024Observed: 8.7 ft at 9:45AM May 07, 2024Observed: 8.69 ft at 10:00AM May 07, 2024Observed: 8.7 ft at 10:15AM May 07, 2024Observed: 8.69 ft at 10:30AM May 07, 2024Observed: 8.69 ft at 10:45AM May 07, 2024Highest Forecast: 8.5 ft 1:00PM May 07, 2024Highest Forecast: 8.5 ft 2:00PM May 07, 2024Highest Forecast: 8.5 ft 3:00PM May 07, 2024Forecast: 8.4 ft 4:00PM May 07, 2024Forecast: 8.4 ft 5:00PM May 07, 2024Forecast: 8.4 ft 6:00PM May 07, 2024Forecast: 8.4 ft 7:00PM May 07, 2024Forecast: 8.4 ft 8:00PM May 07, 2024Forecast: 8.4 ft 9:00PM May 07, 2024Forecast: 8.3 ft 10:00PM May 07, 2024Forecast: 8.3 ft 11:00PM May 07, 2024Forecast: 8.3 ft 12:00AM May 08, 2024Forecast: 8.3 ft 1:00AM May 08, 2024Forecast: 8.3 ft 2:00AM May 08, 2024Forecast: 8.3 ft 3:00AM May 08, 2024Forecast: 8.2 ft 4:00AM May 08, 2024Forecast: 8.2 ft 5:00AM May 08, 2024Forecast: 8.2 ft 6:00AM May 08, 2024Forecast: 8.2 ft 7:00AM May 08, 2024Forecast: 8.2 ft 8:00AM May 08, 2024Forecast: 8.2 ft 9:00AM May 08, 2024Forecast: 8.2 ft 10:00AM May 08, 2024Forecast: 8.1 ft 11:00AM May 08, 2024Forecast: 8.1 ft 12:00PM May 08, 2024Forecast: 8.1 ft 1:00PM May 08, 2024Forecast: 8.1 ft 2:00PM May 08, 2024Forecast: 8.1 ft 3:00PM May 08, 2024Forecast: 8.1 ft 4:00PM May 08, 2024Forecast: 8.1 ft 5:00PM May 08, 2024Forecast: 8.1 ft 6:00PM May 08, 2024Forecast: 8.1 ft 7:00PM May 08, 2024Forecast: 8 ft 8:00PM May 08, 2024Forecast: 8 ft 9:00PM May 08, 2024Forecast: 8 ft 10:00PM May 08, 2024Forecast: 8 ft 11:00PM May 08, 2024Forecast: 8 ft 12:00AM May 09, 2024Forecast: 8 ft 1:00AM May 09, 2024Forecast: 8 ft 2:00AM May 09, 2024Forecast: 8 ft 3:00AM May 09, 2024Forecast: 8 ft 4:00AM May 09, 2024Forecast: 7.9 ft 5:00AM May 09, 2024Forecast: 7.9 ft 6:00AM May 09, 2024Forecast: 7.9 ft 7:00AM May 09, 2024Forecast: 7.9 ft 8:00AM May 09, 2024Forecast: 7.9 ft 9:00AM May 09, 2024Forecast: 7.9 ft 10:00AM May 09, 2024Forecast: 7.9 ft 11:00AM May 09, 2024Forecast: 7.9 ft 12:00PM May 09, 2024Forecast: 7.9 ft 1:00PM May 09, 2024Forecast: 7.9 ft 2:00PM May 09, 2024Forecast: 7.9 ft 3:00PM May 09, 2024Forecast: 7.8 ft 4:00PM May 09, 2024Forecast: 7.8 ft 5:00PM May 09, 2024Forecast: 7.8 ft 6:00PM May 09, 2024Forecast: 7.8 ft 7:00PM May 09, 2024Forecast: 7.8 ft 8:00PM May 09, 2024Forecast: 7.8 ft 9:00PM May 09, 2024Forecast: 7.8 ft 10:00PM May 09, 2024Forecast: 7.8 ft 11:00PM May 09, 2024Forecast: 7.8 ft 12:00AM May 10, 2024Forecast: 7.8 ft 1:00AM May 10, 2024Forecast: 7.7 ft 2:00AM May 10, 2024Forecast: 7.7 ft 3:00AM May 10, 2024Forecast: 7.7 ft 4:00AM May 10, 2024Forecast: 7.7 ft 5:00AM May 10, 2024Forecast: 7.7 ft 6:00AM May 10, 2024Forecast: 7.7 ft 7:00AM May 10, 2024Forecast: 7.7 ft 8:00AM May 10, 2024Forecast: 7.7 ft 9:00AM May 10, 2024Forecast: 7.7 ft 10:00AM May 10, 2024Forecast: 7.7 ft 11:00AM May 10, 2024Forecast: 7.7 ft 12:00PM May 10, 2024Forecast: 7.6 ft 1:00PM May 10, 2024Forecast: 7.6 ft 2:00PM May 10, 2024Forecast: 7.6 ft 3:00PM May 10, 2024Forecast: 7.6 ft 4:00PM May 10, 2024Forecast: 7.6 ft 5:00PM May 10, 2024Forecast: 7.6 ft 6:00PM May 10, 2024Forecast: 7.6 ft 7:00PM May 10, 2024Forecast: 7.6 ft 8:00PM May 10, 2024Forecast: 7.6 ft 9:00PM May 10, 2024Forecast: 7.5 ft 10:00PM May 10, 2024Forecast: 7.5 ft 11:00PM May 10, 2024Forecast: 7.5 ft 12:00AM May 11, 2024Forecast: 7.5 ft 1:00AM May 11, 2024Forecast: 7.5 ft 2:00AM May 11, 2024Forecast: 7.5 ft 3:00AM May 11, 2024Forecast: 7.5 ft 4:00AM May 11, 2024Forecast: 7.5 ft 5:00AM May 11, 2024Forecast: 7.5 ft 6:00AM May 11, 2024Forecast: 7.5 ft 7:00AM May 11, 2024Forecast: 7.5 ft 8:00AM May 11, 2024Forecast: 7.4 ft 9:00AM May 11, 2024Forecast: 7.4 ft 10:00AM May 11, 2024Forecast: 7.4 ft 11:00AM May 11, 2024Forecast: 7.4 ft 12:00PM May 11, 2024Forecast: 7.4 ft 1:00PM May 11, 2024Forecast: 7.4 ft 2:00PM May 11, 2024Forecast: 7.4 ft 3:00PM May 11, 2024Forecast: 7.4 ft 4:00PM May 11, 2024Forecast: 7.4 ft 5:00PM May 11, 2024Forecast: 7.4 ft 6:00PM May 11, 2024Forecast: 7.4 ft 7:00PM May 11, 2024Forecast: 7.4 ft 8:00PM May 11, 2024Forecast: 7.4 ft 9:00PM May 11, 2024Forecast: 7.3 ft 10:00PM May 11, 2024Forecast: 7.3 ft 11:00PM May 11, 2024Forecast: 7.3 ft 12:00AM May 12, 2024Forecast: 7.3 ft 1:00AM May 12, 2024Forecast: 7.3 ft 2:00AM May 12, 2024Forecast: 7.3 ft 3:00AM May 12, 2024Forecast: 7.3 ft 4:00AM May 12, 2024Forecast: 7.3 ft 5:00AM May 12, 2024USGS--Water Resources of the United StatesARCC1(plotting HGIRG) Graph Created (12:04PM May 7, 2024)ObservedForecast (issued 8:47AM May 7)Latest observed value: 8.69 ft at 10:45 AM PDT 7-May-2024. Flood Stage is 22 ft
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About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: NGVD29
Metadata
Reliability of the Forecast: Based on current and forecast river, weather and reservoir conditions

NOTE: Forecasts for the Mad River near Arcata are issued routinely year-round.

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Flood Categories (in feet)
Major Flood Stage: 28
Moderate Flood Stage: 24
Flood Stage: 22
Action Stage: 15
Low Stage (in feet): -9999

Historic Crests
(1) 32.70 ft on 12/22/1964
(2) 28.43 ft on 12/22/1955
(3) 27.26 ft on 01/13/2024 (P)
(4) 25.46 ft on 01/01/1997
(5) 25.40 ft on 03/02/1972
Show More Historic Crests

(P): Preliminary values subject to further review.

Recent Crests
(1) 27.26 ft on 01/13/2024 (P)
(2) 20.77 ft on 03/15/2023 (P)
(3) 22.70 ft on 12/30/2022 (P)
(4) 14.28 ft on 02/15/2021
(5) 14.10 ft on 01/26/2020
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:11
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
33 Disastrous flooding of all areas near the river from Blue Lake to the mouth. The river is forecast to exceed record levels. All roads in the vicinity of the river are likely to be innundated and travel will be severly restricted. Residents should be prepared to take appropriate action to protect lives and property. This would include homes in Blue Lake, Tyee City and the Arcata Bottoms, as well as US Highway 101 between Arcata and Mckinleyville.
32 Disastrous flooding of all areas near the river from Blue Lake to the mouth. The river is forecast to approach record levels. All roads in the vicinity of the river are likely to be innundated and travel will be severly restricted. Residents should be prepared to take appropriate action to protect lives and property. This would include homes in Blue Lake, Tyee City and the Arcata Bottoms, as well as US Highway 101 between Arcata and Mckinleyville.
30 Extensive, severe flooding of all low lying areas near the river from Blue Lake downstream to the mouth. Residents in these areas should be prepared to take appropriate action to protect lives and property. Critical locations include residential areas of Blue Lake, Tyee City, and the Arcata Bottoms, as well as US Highway 101 near Janes Road and areas near Giuntoli Lane.
28 Severe flooding of all low lying areas near the river from Blue Lake downstream to the mouth. Residents in these areas should be prepared to take appropriate action to protect lives and property. This includes residential areas of Tyee City and the Arcata Bottoms, US Highway 101 near Janes Road, areas near Giuntoli Lane, and Mad River Beach Road.
26 Severe flooding along Mad River Beach Road and extensive flooding of farmlands and other roads in the area. Flooding of residential areas around Tyee City is likely. Any low lying areas near the river could be flooded. Residents in these areas should be prepared to take appropriate action to protect lives and property.
24 Extensive flooding along Mad River Beach Road and adjacent farmlands. Some homes along the river could be threatened. Flooding of roads to Tyee City. High tides and strong onshore winds will enhance flood impacts.
23 Significant flooding of portions of Mad River Beach Road and adjacent farmlands is likely. May cause water to flow across roads to Tyee City. High tides and strong, onshore winds will aggravate flood impacts.
22 Significant flooding of portions of Mad River Beach Road. Water may flow across roads to Tyee City. Flood impacts will be aggravated by high tides and strong, onshore winds.
21 Flooding of Mad River Beach Road. Water may be flowing over roads to Tyee City. Flooding will be enhanced if the time of the crest is coincident with high tides and strong onshore winds.
18 Minor flooding of Mad River Beach Road near Tyee City.
15 Minor flooding begins on the Mad River Beach Road near Tyee City.
About This Location Collapse

Latitude: 40.909850° N, Longitude: 124.060618° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 22 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 12.79 ft 32.79 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
Eureka Weather Forecast Office
300 Startare Drive
Eureka, CA 95501
(707) 443-6484
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