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Hydrograph River at a Glance Download
San Lorenzo River (CA) at Big Trees Stage (ft)Flow (kcfs)Observed: 2.95 ft at 5:00AM Jun 10, 2021Observed: 2.95 ft at 5:15AM Jun 10, 2021Observed: 2.95 ft at 5:30AM Jun 10, 2021Observed: 2.95 ft at 5:45AM Jun 10, 2021Observed: 2.95 ft at 6:00AM Jun 10, 2021Observed: 2.95 ft at 6:15AM Jun 10, 2021Observed: 2.95 ft at 6:30AM Jun 10, 2021Observed: 2.95 ft at 6:45AM Jun 10, 2021Observed: 2.95 ft at 7:00AM Jun 10, 2021Observed: 2.95 ft at 7:15AM Jun 10, 2021Observed: 2.95 ft at 7:30AM Jun 10, 2021Observed: 2.95 ft at 7:45AM Jun 10, 2021Observed: 2.95 ft at 8:00AM Jun 10, 2021Highest Observation: 2.96 ft at 8:15AM Jun 10, 2021Highest Observation: 2.96 ft at 8:30AM Jun 10, 2021Observed: 2.95 ft at 8:45AM Jun 10, 2021Observed: 2.95 ft at 9:00AM Jun 10, 2021Observed: 2.95 ft at 9:15AM Jun 10, 2021Observed: 2.95 ft at 9:30AM Jun 10, 2021Observed: 2.95 ft at 9:45AM Jun 10, 2021Observed: 2.95 ft at 10:00AM Jun 10, 2021Observed: 2.95 ft at 10:15AM Jun 10, 2021Observed: 2.95 ft at 10:30AM Jun 10, 2021Observed: 2.95 ft at 10:45AM Jun 10, 2021Observed: 2.95 ft at 11:00AM Jun 10, 2021Observed: 2.95 ft at 11:15AM Jun 10, 2021Observed: 2.95 ft at 11:30AM Jun 10, 2021Observed: 2.95 ft at 11:45AM Jun 10, 2021Observed: 2.95 ft at 12:00PM Jun 10, 2021Observed: 2.95 ft at 12:15PM Jun 10, 2021Observed: 2.95 ft at 12:30PM Jun 10, 2021Observed: 2.95 ft at 12:45PM Jun 10, 2021Observed: 2.95 ft at 1:00PM Jun 10, 2021Observed: 2.94 ft at 1:15PM Jun 10, 2021Observed: 2.95 ft at 1:30PM Jun 10, 2021Observed: 2.95 ft at 1:45PM Jun 10, 2021Observed: 2.94 ft at 2:00PM Jun 10, 2021Observed: 2.95 ft at 2:15PM Jun 10, 2021Observed: 2.95 ft at 2:30PM Jun 10, 2021Observed: 2.95 ft at 2:45PM Jun 10, 2021Observed: 2.95 ft at 3:00PM Jun 10, 2021Observed: 2.94 ft at 3:15PM Jun 10, 2021Observed: 2.94 ft at 3:30PM Jun 10, 2021Observed: 2.94 ft at 3:45PM Jun 10, 2021Observed: 2.94 ft at 4:00PM Jun 10, 2021Observed: 2.92 ft at 4:15PM Jun 10, 2021Observed: 2.94 ft at 4:30PM Jun 10, 2021Observed: 2.93 ft at 4:45PM Jun 10, 2021Observed: 2.94 ft at 5:00PM Jun 10, 2021Observed: 2.93 ft at 5:15PM Jun 10, 2021Observed: 2.94 ft at 5:30PM Jun 10, 2021Observed: 2.94 ft at 5:45PM Jun 10, 2021Observed: 2.94 ft at 6:00PM Jun 10, 2021Observed: 2.93 ft at 6:15PM Jun 10, 2021Observed: 2.93 ft at 6:30PM Jun 10, 2021Observed: 2.93 ft at 6:45PM Jun 10, 2021Observed: 2.93 ft at 7:00PM Jun 10, 2021Observed: 2.93 ft at 7:15PM Jun 10, 2021Observed: 2.93 ft at 7:30PM Jun 10, 2021Observed: 2.93 ft at 7:45PM Jun 10, 2021Observed: 2.93 ft at 8:00PM Jun 10, 2021Observed: 2.93 ft at 8:15PM Jun 10, 2021Observed: 2.93 ft at 8:30PM Jun 10, 2021Observed: 2.93 ft at 8:45PM Jun 10, 2021Observed: 2.93 ft at 9:00PM Jun 10, 2021Observed: 2.93 ft at 9:15PM Jun 10, 2021Observed: 2.93 ft at 9:30PM Jun 10, 2021Observed: 2.93 ft at 9:45PM Jun 10, 2021Observed: 2.93 ft at 10:00PM Jun 10, 2021Observed: 2.93 ft at 10:15PM Jun 10, 2021Observed: 2.93 ft at 10:30PM Jun 10, 2021Observed: 2.93 ft at 10:45PM Jun 10, 2021Observed: 2.93 ft at 11:00PM Jun 10, 2021Observed: 2.93 ft at 11:15PM Jun 10, 2021Observed: 2.93 ft at 11:30PM Jun 10, 2021Observed: 2.93 ft at 11:45PM Jun 10, 2021Observed: 2.93 ft at 12:00AM Jun 11, 2021Observed: 2.93 ft at 12:15AM Jun 11, 2021Observed: 2.93 ft at 12:30AM Jun 11, 2021Observed: 2.93 ft at 12:45AM Jun 11, 2021Observed: 2.94 ft at 1:00AM Jun 11, 2021Observed: 2.93 ft at 1:15AM Jun 11, 2021Observed: 2.93 ft at 1:30AM Jun 11, 2021Observed: 2.94 ft at 1:45AM Jun 11, 2021Observed: 2.94 ft at 2:00AM Jun 11, 2021Observed: 2.94 ft at 2:15AM Jun 11, 2021Observed: 2.94 ft at 2:30AM Jun 11, 2021Observed: 2.94 ft at 2:45AM Jun 11, 2021Observed: 2.94 ft at 3:00AM Jun 11, 2021Observed: 2.94 ft at 3:15AM Jun 11, 2021Observed: 2.94 ft at 3:30AM Jun 11, 2021Observed: 2.94 ft at 3:45AM Jun 11, 2021Observed: 2.94 ft at 4:00AM Jun 11, 2021Observed: 2.94 ft at 4:15AM Jun 11, 2021Observed: 2.94 ft at 4:30AM Jun 11, 2021Observed: 2.94 ft at 4:45AM Jun 11, 2021Observed: 2.95 ft at 5:00AM Jun 11, 2021Observed: 2.94 ft at 5:15AM Jun 11, 2021Observed: 2.95 ft at 5:30AM Jun 11, 2021Observed: 2.95 ft at 5:45AM Jun 11, 2021Observed: 2.95 ft at 6:00AM Jun 11, 2021Observed: 2.95 ft at 6:15AM Jun 11, 2021Observed: 2.95 ft at 6:30AM Jun 11, 2021Observed: 2.95 ft at 6:45AM Jun 11, 2021Observed: 2.95 ft at 7:00AM Jun 11, 2021Observed: 2.95 ft at 7:15AM Jun 11, 2021Observed: 2.95 ft at 7:30AM Jun 11, 2021Observed: 2.95 ft at 7:45AM Jun 11, 2021Observed: 2.95 ft at 8:00AM Jun 11, 2021Observed: 2.95 ft at 8:15AM Jun 11, 2021Observed: 2.95 ft at 8:30AM Jun 11, 2021Observed: 2.95 ft at 8:45AM Jun 11, 2021Observed: 2.95 ft at 9:00AM Jun 11, 2021Observed: 2.95 ft at 9:15AM Jun 11, 2021Observed: 2.95 ft at 9:30AM Jun 11, 2021Observed: 2.95 ft at 9:45AM Jun 11, 2021Observed: 2.95 ft at 10:00AM Jun 11, 2021Observed: 2.95 ft at 10:15AM Jun 11, 2021Observed: 2.95 ft at 10:30AM Jun 11, 2021Observed: 2.95 ft at 10:45AM Jun 11, 2021Observed: 2.95 ft at 11:00AM Jun 11, 2021Observed: 2.95 ft at 11:15AM Jun 11, 2021Observed: 2.95 ft at 11:30AM Jun 11, 2021Observed: 2.95 ft at 11:45AM Jun 11, 2021Observed: 2.95 ft at 12:00PM Jun 11, 2021Observed: 2.95 ft at 12:15PM Jun 11, 2021Observed: 2.95 ft at 12:30PM Jun 11, 2021Observed: 2.95 ft at 12:45PM Jun 11, 2021Observed: 2.95 ft at 1:00PM Jun 11, 2021Observed: 2.95 ft at 1:15PM Jun 11, 2021Observed: 2.95 ft at 1:30PM Jun 11, 2021Observed: 2.94 ft at 1:45PM Jun 11, 2021Observed: 2.94 ft at 2:00PM Jun 11, 2021Observed: 2.94 ft at 2:15PM Jun 11, 2021Observed: 2.94 ft at 2:30PM Jun 11, 2021Observed: 2.94 ft at 2:45PM Jun 11, 2021Observed: 2.94 ft at 3:00PM Jun 11, 2021Observed: 2.94 ft at 3:15PM Jun 11, 2021Observed: 2.94 ft at 3:30PM Jun 11, 2021Observed: 2.94 ft at 3:45PM Jun 11, 2021Observed: 2.94 ft at 4:00PM Jun 11, 2021Observed: 2.94 ft at 4:15PM Jun 11, 2021Observed: 2.93 ft at 4:30PM Jun 11, 2021Observed: 2.92 ft at 4:45PM Jun 11, 2021Observed: 2.93 ft at 5:00PM Jun 11, 2021Observed: 2.92 ft at 5:15PM Jun 11, 2021Observed: 2.93 ft at 5:30PM Jun 11, 2021Observed: 2.92 ft at 5:45PM Jun 11, 2021Observed: 2.93 ft at 6:00PM Jun 11, 2021Observed: 2.93 ft at 6:15PM Jun 11, 2021Observed: 2.93 ft at 6:30PM Jun 11, 2021Observed: 2.92 ft at 6:45PM Jun 11, 2021Observed: 2.92 ft at 7:00PM Jun 11, 2021Observed: 2.92 ft at 7:15PM Jun 11, 2021Observed: 2.92 ft at 7:30PM Jun 11, 2021Observed: 2.92 ft at 7:45PM Jun 11, 2021Observed: 2.92 ft at 8:00PM Jun 11, 2021Observed: 2.92 ft at 8:15PM Jun 11, 2021Observed: 2.92 ft at 8:30PM Jun 11, 2021Observed: 2.92 ft at 8:45PM Jun 11, 2021Observed: 2.92 ft at 9:00PM Jun 11, 2021Observed: 2.92 ft at 9:15PM Jun 11, 2021Observed: 2.92 ft at 9:30PM Jun 11, 2021Observed: 2.92 ft at 9:45PM Jun 11, 2021Observed: 2.92 ft at 10:00PM Jun 11, 2021Observed: 2.92 ft at 10:15PM Jun 11, 2021Observed: 2.92 ft at 10:30PM Jun 11, 2021Observed: 2.92 ft at 10:45PM Jun 11, 2021Observed: 2.92 ft at 11:00PM Jun 11, 2021Observed: 2.92 ft at 11:15PM Jun 11, 2021Observed: 2.92 ft at 11:30PM Jun 11, 2021Observed: 2.92 ft at 11:45PM Jun 11, 2021Observed: 2.93 ft at 12:00AM Jun 12, 2021Observed: 2.93 ft at 12:15AM Jun 12, 2021Observed: 2.93 ft at 12:30AM Jun 12, 2021Observed: 2.93 ft at 12:45AM Jun 12, 2021Observed: 2.93 ft at 1:00AM Jun 12, 2021Observed: 2.93 ft at 1:15AM Jun 12, 2021Observed: 2.93 ft at 1:30AM Jun 12, 2021Observed: 2.93 ft at 1:45AM Jun 12, 2021Observed: 2.93 ft at 2:00AM Jun 12, 2021Observed: 2.93 ft at 2:15AM Jun 12, 2021Observed: 2.93 ft at 2:30AM Jun 12, 2021Observed: 2.93 ft at 2:45AM Jun 12, 2021Observed: 2.93 ft at 3:00AM Jun 12, 2021Observed: 2.93 ft at 3:15AM Jun 12, 2021Observed: 2.93 ft at 3:30AM Jun 12, 2021Observed: 2.93 ft at 3:45AM Jun 12, 2021Observed: 2.93 ft at 4:00AM Jun 12, 2021Observed: 2.94 ft at 4:15AM Jun 12, 2021Observed: 2.94 ft at 4:30AM Jun 12, 2021Observed: 2.94 ft at 4:45AM Jun 12, 2021Observed: 2.94 ft at 5:00AM Jun 12, 2021Observed: 2.94 ft at 5:15AM Jun 12, 2021Observed: 2.94 ft at 5:30AM Jun 12, 2021Observed: 2.94 ft at 5:45AM Jun 12, 2021Observed: 2.94 ft at 6:00AM Jun 12, 2021Observed: 2.94 ft at 6:15AM Jun 12, 2021Observed: 2.94 ft at 6:30AM Jun 12, 2021Observed: 2.94 ft at 6:45AM Jun 12, 2021Observed: 2.94 ft at 7:00AM Jun 12, 2021Observed: 2.94 ft at 7:15AM Jun 12, 2021Observed: 2.94 ft at 7:30AM Jun 12, 2021Observed: 2.94 ft at 7:45AM Jun 12, 2021Observed: 2.94 ft at 8:00AM Jun 12, 2021Observed: 2.94 ft at 8:15AM Jun 12, 2021Observed: 2.94 ft at 8:30AM Jun 12, 2021Observed: 2.94 ft at 8:45AM Jun 12, 2021Observed: 2.94 ft at 9:00AM Jun 12, 2021Observed: 2.94 ft at 9:15AM Jun 12, 2021Observed: 2.94 ft at 9:30AM Jun 12, 2021Observed: 2.94 ft at 9:45AM Jun 12, 2021Observed: 2.94 ft at 10:00AM Jun 12, 2021Observed: 2.94 ft at 10:15AM Jun 12, 2021Observed: 2.94 ft at 10:30AM Jun 12, 2021Observed: 2.94 ft at 10:45AM Jun 12, 2021Observed: 2.94 ft at 11:00AM Jun 12, 2021Observed: 2.94 ft at 11:15AM Jun 12, 2021Observed: 2.94 ft at 11:30AM Jun 12, 2021Observed: 2.93 ft at 11:45AM Jun 12, 2021Observed: 2.94 ft at 12:00PM Jun 12, 2021Observed: 2.94 ft at 12:15PM Jun 12, 2021Observed: 2.94 ft at 12:30PM Jun 12, 2021Observed: 2.94 ft at 12:45PM Jun 12, 2021Observed: 2.93 ft at 1:00PM Jun 12, 2021Observed: 2.94 ft at 1:15PM Jun 12, 2021Observed: 2.94 ft at 1:30PM Jun 12, 2021Observed: 2.95 ft at 1:45PM Jun 12, 2021Observed: 2.95 ft at 2:00PM Jun 12, 2021Observed: 2.95 ft at 2:15PM Jun 12, 2021Observed: 2.95 ft at 2:30PM Jun 12, 2021Observed: 2.94 ft at 2:45PM Jun 12, 2021Observed: 2.95 ft at 3:00PM Jun 12, 2021Observed: 2.95 ft at 3:15PM Jun 12, 2021Observed: 2.94 ft at 3:30PM Jun 12, 2021Observed: 2.94 ft at 3:45PM Jun 12, 2021Observed: 2.94 ft at 4:00PM Jun 12, 2021Observed: 2.94 ft at 4:15PM Jun 12, 2021Observed: 2.94 ft at 4:30PM Jun 12, 2021Observed: 2.94 ft at 4:45PM Jun 12, 2021Observed: 2.94 ft at 5:00PM Jun 12, 2021Observed: 2.94 ft at 5:15PM Jun 12, 2021Observed: 2.94 ft at 5:30PM Jun 12, 2021Observed: 2.93 ft at 5:45PM Jun 12, 2021Observed: 2.93 ft at 6:00PM Jun 12, 2021Observed: 2.93 ft at 6:15PM Jun 12, 2021Observed: 2.93 ft at 6:30PM Jun 12, 2021Observed: 2.93 ft at 6:45PM Jun 12, 2021Observed: 2.93 ft at 7:00PM Jun 12, 2021Observed: 2.93 ft at 7:15PM Jun 12, 2021Observed: 2.93 ft at 7:30PM Jun 12, 2021Observed: 2.93 ft at 7:45PM Jun 12, 2021Observed: 2.92 ft at 8:00PM Jun 12, 2021Observed: 2.92 ft at 8:15PM Jun 12, 2021Observed: 2.93 ft at 8:30PM Jun 12, 2021Observed: 2.93 ft at 8:45PM Jun 12, 2021Observed: 2.93 ft at 9:00PM Jun 12, 2021Observed: 2.92 ft at 9:15PM Jun 12, 2021Observed: 2.93 ft at 9:30PM Jun 12, 2021Observed: 2.93 ft at 9:45PM Jun 12, 2021Observed: 2.92 ft at 10:00PM Jun 12, 2021Observed: 2.93 ft at 10:15PM Jun 12, 2021Observed: 2.93 ft at 10:30PM Jun 12, 2021Observed: 2.93 ft at 10:45PM Jun 12, 2021Observed: 2.93 ft at 11:00PM Jun 12, 2021Observed: 2.93 ft at 11:15PM Jun 12, 2021Observed: 2.93 ft at 11:30PM Jun 12, 2021Observed: 2.93 ft at 11:45PM Jun 12, 2021Observed: 2.93 ft at 12:00AM Jun 13, 2021Observed: 2.93 ft at 12:15AM Jun 13, 2021Observed: 2.93 ft at 12:30AM Jun 13, 2021Observed: 2.93 ft at 12:45AM Jun 13, 2021Observed: 2.93 ft at 1:00AM Jun 13, 2021Observed: 2.93 ft at 1:15AM Jun 13, 2021Observed: 2.93 ft at 1:30AM Jun 13, 2021Observed: 2.93 ft at 1:45AM Jun 13, 2021Observed: 2.93 ft at 2:00AM Jun 13, 2021Observed: 2.94 ft at 2:15AM Jun 13, 2021Observed: 2.94 ft at 2:30AM Jun 13, 2021Observed: 2.94 ft at 2:45AM Jun 13, 2021Observed: 2.94 ft at 3:00AM Jun 13, 2021Observed: 2.94 ft at 3:15AM Jun 13, 2021Observed: 2.94 ft at 3:30AM Jun 13, 2021Observed: 2.94 ft at 3:45AM Jun 13, 2021Observed: 2.94 ft at 4:00AM Jun 13, 2021Observed: 2.94 ft at 4:15AM Jun 13, 2021Observed: 2.95 ft at 4:30AM Jun 13, 2021Observed: 2.95 ft at 4:45AM Jun 13, 2021Observed: 2.95 ft at 5:00AM Jun 13, 2021Observed: 2.95 ft at 5:15AM Jun 13, 2021Observed: 2.95 ft at 5:30AM Jun 13, 2021Observed: 2.95 ft at 5:45AM Jun 13, 2021Observed: 2.95 ft at 6:00AM Jun 13, 2021Observed: 2.95 ft at 6:15AM Jun 13, 2021Observed: 2.95 ft at 6:30AM Jun 13, 2021Observed: 2.95 ft at 6:45AM Jun 13, 2021Observed: 2.95 ft at 7:00AM Jun 13, 2021Observed: 2.95 ft at 7:15AM Jun 13, 2021Observed: 2.95 ft at 7:30AM Jun 13, 2021Observed: 2.95 ft at 7:45AM Jun 13, 2021Observed: 2.95 ft at 8:00AM Jun 13, 2021Observed: 2.95 ft at 8:15AM Jun 13, 2021Observed: 2.95 ft at 8:30AM Jun 13, 2021Observed: 2.95 ft at 8:45AM Jun 13, 2021Observed: 2.95 ft at 9:00AM Jun 13, 2021Observed: 2.95 ft at 9:15AM Jun 13, 2021Observed: 2.95 ft at 9:30AM Jun 13, 2021Observed: 2.95 ft at 9:45AM Jun 13, 2021Observed: 2.95 ft at 10:00AM Jun 13, 2021Observed: 2.95 ft at 10:15AM Jun 13, 2021Observed: 2.95 ft at 10:30AM Jun 13, 2021Observed: 2.95 ft at 10:45AM Jun 13, 2021Observed: 2.93 ft at 11:00AM Jun 13, 2021Observed: 2.95 ft at 11:15AM Jun 13, 2021Observed: 2.94 ft at 11:30AM Jun 13, 2021Observed: 2.94 ft at 11:45AM Jun 13, 2021Observed: 2.95 ft at 12:00PM Jun 13, 2021Observed: 2.95 ft at 12:15PM Jun 13, 2021Observed: 2.95 ft at 12:30PM Jun 13, 2021Observed: 2.95 ft at 12:45PM Jun 13, 2021Observed: 2.95 ft at 1:00PM Jun 13, 2021Observed: 2.95 ft at 1:15PM Jun 13, 2021Observed: 2.94 ft at 1:30PM Jun 13, 2021Observed: 2.94 ft at 1:45PM Jun 13, 2021Observed: 2.94 ft at 2:00PM Jun 13, 2021Observed: 2.94 ft at 2:15PM Jun 13, 2021Observed: 2.94 ft at 2:30PM Jun 13, 2021Observed: 2.94 ft at 2:45PM Jun 13, 2021Observed: 2.94 ft at 3:00PM Jun 13, 2021Observed: 2.93 ft at 3:15PM Jun 13, 2021Observed: 2.93 ft at 3:30PM Jun 13, 2021Observed: 2.94 ft at 3:45PM Jun 13, 2021Observed: 2.94 ft at 4:00PM Jun 13, 2021Observed: 2.92 ft at 4:15PM Jun 13, 2021Observed: 2.93 ft at 4:30PM Jun 13, 2021Observed: 2.93 ft at 4:45PM Jun 13, 2021Observed: 2.93 ft at 5:00PM Jun 13, 2021Observed: 2.93 ft at 5:15PM Jun 13, 2021Observed: 2.93 ft at 5:30PM Jun 13, 2021Observed: 2.92 ft at 5:45PM Jun 13, 2021Observed: 2.92 ft at 6:00PM Jun 13, 2021Observed: 2.93 ft at 6:15PM Jun 13, 2021Observed: 2.93 ft at 6:30PM Jun 13, 2021Observed: 2.92 ft at 6:45PM Jun 13, 2021Observed: 2.92 ft at 7:00PM Jun 13, 2021Observed: 2.92 ft at 7:15PM Jun 13, 2021Observed: 2.92 ft at 7:30PM Jun 13, 2021Observed: 2.92 ft at 7:45PM Jun 13, 2021Observed: 2.92 ft at 8:00PM Jun 13, 2021Observed: 2.92 ft at 8:15PM Jun 13, 2021Observed: 2.92 ft at 8:30PM Jun 13, 2021Observed: 2.92 ft at 8:45PM Jun 13, 2021Observed: 2.92 ft at 9:00PM Jun 13, 2021Observed: 2.92 ft at 9:15PM Jun 13, 2021Observed: 2.92 ft at 9:30PM Jun 13, 2021Observed: 2.92 ft at 9:45PM Jun 13, 2021Observed: 2.92 ft at 10:00PM Jun 13, 2021Observed: 2.92 ft at 10:15PM Jun 13, 2021Observed: 2.92 ft at 10:30PM Jun 13, 2021Observed: 2.92 ft at 10:45PM Jun 13, 2021Observed: 2.92 ft at 11:00PM Jun 13, 2021Observed: 2.92 ft at 11:15PM Jun 13, 2021Observed: 2.92 ft at 11:30PM Jun 13, 2021Observed: 2.92 ft at 11:45PM Jun 13, 2021Observed: 2.92 ft at 12:00AM Jun 14, 2021Observed: 2.92 ft at 12:15AM Jun 14, 2021Observed: 2.92 ft at 12:30AM Jun 14, 2021Observed: 2.92 ft at 12:45AM Jun 14, 2021Observed: 2.93 ft at 1:00AM Jun 14, 2021Observed: 2.93 ft at 1:15AM Jun 14, 2021Observed: 2.93 ft at 1:30AM Jun 14, 2021Observed: 2.93 ft at 1:45AM Jun 14, 2021Observed: 2.93 ft at 2:00AM Jun 14, 2021Observed: 2.93 ft at 2:15AM Jun 14, 2021Observed: 2.93 ft at 2:30AM Jun 14, 2021Observed: 2.93 ft at 2:45AM Jun 14, 2021Observed: 2.93 ft at 3:00AM Jun 14, 2021Observed: 2.93 ft at 3:15AM Jun 14, 2021Observed: 2.93 ft at 3:30AM Jun 14, 2021Observed: 2.94 ft at 3:45AM Jun 14, 2021Observed: 2.94 ft at 4:00AM Jun 14, 2021Observed: 2.94 ft at 4:15AM Jun 14, 2021Observed: 2.94 ft at 4:30AM Jun 14, 2021Observed: 2.94 ft at 4:45AM Jun 14, 2021Observed: 2.94 ft at 5:00AM Jun 14, 2021Observed: 2.94 ft at 5:15AM Jun 14, 2021Observed: 2.94 ft at 5:30AM Jun 14, 2021Observed: 2.94 ft at 5:45AM Jun 14, 2021Observed: 2.94 ft at 6:00AM Jun 14, 2021Observed: 2.94 ft at 6:15AM Jun 14, 2021Observed: 2.94 ft at 6:30AM Jun 14, 2021Observed: 2.94 ft at 6:45AM Jun 14, 2021Observed: 2.94 ft at 7:00AM Jun 14, 2021Observed: 2.94 ft at 7:15AM Jun 14, 2021Observed: 2.94 ft at 7:30AM Jun 14, 2021Observed: 2.94 ft at 7:45AM Jun 14, 2021Observed: 2.94 ft at 8:00AM Jun 14, 2021Observed: 2.94 ft at 8:15AM Jun 14, 2021Observed: 2.94 ft at 8:30AM Jun 14, 2021Observed: 2.94 ft at 8:45AM Jun 14, 2021Observed: 2.94 ft at 9:00AM Jun 14, 2021Observed: 2.94 ft at 9:15AM Jun 14, 2021Observed: 2.94 ft at 9:30AM Jun 14, 2021Observed: 2.94 ft at 9:45AM Jun 14, 2021Observed: 2.94 ft at 10:00AM Jun 14, 2021Observed: 2.94 ft at 10:15AM Jun 14, 2021Observed: 2.94 ft at 10:30AM Jun 14, 2021Observed: 2.94 ft at 10:45AM Jun 14, 2021Observed: 2.94 ft at 11:00AM Jun 14, 2021Observed: 2.94 ft at 11:15AM Jun 14, 2021Observed: 2.94 ft at 11:30AM Jun 14, 2021Observed: 2.94 ft at 11:45AM Jun 14, 2021Observed: 2.94 ft at 12:00PM Jun 14, 2021Observed: 2.94 ft at 12:15PM Jun 14, 2021Observed: 2.94 ft at 12:30PM Jun 14, 2021Observed: 2.94 ft at 12:45PM Jun 14, 2021Observed: 2.94 ft at 1:00PM Jun 14, 2021Observed: 2.94 ft at 1:15PM Jun 14, 2021Observed: 2.94 ft at 1:30PM Jun 14, 2021Observed: 2.94 ft at 1:45PM Jun 14, 2021Observed: 2.94 ft at 2:00PM Jun 14, 2021Observed: 2.94 ft at 2:15PM Jun 14, 2021Observed: 2.94 ft at 2:30PM Jun 14, 2021Observed: 2.94 ft at 2:45PM Jun 14, 2021Observed: 2.94 ft at 3:00PM Jun 14, 2021Observed: 2.93 ft at 3:15PM Jun 14, 2021Observed: 2.93 ft at 3:30PM Jun 14, 2021Observed: 2.93 ft at 3:45PM Jun 14, 2021Observed: 2.93 ft at 4:00PM Jun 14, 2021Observed: 2.93 ft at 4:15PM Jun 14, 2021Observed: 2.92 ft at 4:30PM Jun 14, 2021Observed: 2.92 ft at 4:45PM Jun 14, 2021Observed: 2.91 ft at 5:00PM Jun 14, 2021Observed: 2.91 ft at 5:15PM Jun 14, 2021Observed: 2.91 ft at 5:30PM Jun 14, 2021Observed: 2.9 ft at 5:45PM Jun 14, 2021Observed: 2.91 ft at 6:00PM Jun 14, 2021Observed: 2.92 ft at 6:15PM Jun 14, 2021Observed: 2.91 ft at 6:30PM Jun 14, 2021Observed: 2.91 ft at 6:45PM Jun 14, 2021Observed: 2.91 ft at 7:00PM Jun 14, 2021Observed: 2.91 ft at 7:15PM Jun 14, 2021Observed: 2.91 ft at 7:30PM Jun 14, 2021Observed: 2.91 ft at 7:45PM Jun 14, 2021Observed: 2.91 ft at 8:00PM Jun 14, 2021Observed: 2.91 ft at 8:15PM Jun 14, 2021Observed: 2.91 ft at 8:30PM Jun 14, 2021Observed: 2.9 ft at 8:45PM Jun 14, 2021Observed: 2.9 ft at 9:00PM Jun 14, 2021Observed: 2.9 ft at 9:15PM Jun 14, 2021Observed: 2.9 ft at 9:30PM Jun 14, 2021Observed: 2.9 ft at 9:45PM Jun 14, 2021Observed: 2.9 ft at 10:00PM Jun 14, 2021Observed: 2.9 ft at 10:15PM Jun 14, 2021Observed: 2.91 ft at 10:30PM Jun 14, 2021Observed: 2.91 ft at 10:45PM Jun 14, 2021Observed: 2.91 ft at 11:00PM Jun 14, 2021Observed: 2.91 ft at 11:15PM Jun 14, 2021Observed: 2.91 ft at 11:30PM Jun 14, 2021Observed: 2.91 ft at 11:45PM Jun 14, 2021Observed: 2.91 ft at 12:00AM Jun 15, 2021Observed: 2.91 ft at 12:15AM Jun 15, 2021Observed: 2.91 ft at 12:30AM Jun 15, 2021Observed: 2.91 ft at 12:45AM Jun 15, 2021Observed: 2.91 ft at 1:00AM Jun 15, 2021Observed: 2.91 ft at 1:15AM Jun 15, 2021Observed: 2.91 ft at 1:30AM Jun 15, 2021Observed: 2.91 ft at 1:45AM Jun 15, 2021Observed: 2.91 ft at 2:00AM Jun 15, 2021Observed: 2.91 ft at 2:15AM Jun 15, 2021Observed: 2.91 ft at 2:30AM Jun 15, 2021Observed: 2.92 ft at 2:45AM Jun 15, 2021Observed: 2.92 ft at 3:00AM Jun 15, 2021Observed: 2.92 ft at 3:15AM Jun 15, 2021Observed: 2.92 ft at 3:30AM Jun 15, 2021Highest Forecast: 2.9 ft 5:00AM Jun 15, 2021Highest Forecast: 2.9 ft 6:00AM Jun 15, 2021Highest Forecast: 2.9 ft 7:00AM Jun 15, 2021Highest Forecast: 2.9 ft 8:00AM Jun 15, 2021Highest Forecast: 2.9 ft 9:00AM Jun 15, 2021Highest Forecast: 2.9 ft 10:00AM Jun 15, 2021Highest Forecast: 2.9 ft 11:00AM Jun 15, 2021Highest Forecast: 2.9 ft 12:00PM Jun 15, 2021Highest Forecast: 2.9 ft 1:00PM Jun 15, 2021Highest Forecast: 2.9 ft 2:00PM Jun 15, 2021Highest Forecast: 2.9 ft 3:00PM Jun 15, 2021Highest Forecast: 2.9 ft 4:00PM Jun 15, 2021Highest Forecast: 2.9 ft 5:00PM Jun 15, 2021Highest Forecast: 2.9 ft 6:00PM Jun 15, 2021Highest Forecast: 2.9 ft 7:00PM Jun 15, 2021Highest Forecast: 2.9 ft 8:00PM Jun 15, 2021Highest Forecast: 2.9 ft 9:00PM Jun 15, 2021Highest Forecast: 2.9 ft 10:00PM Jun 15, 2021Highest Forecast: 2.9 ft 11:00PM Jun 15, 2021Highest Forecast: 2.9 ft 12:00AM Jun 16, 2021Highest Forecast: 2.9 ft 1:00AM Jun 16, 2021Highest Forecast: 2.9 ft 2:00AM Jun 16, 2021Highest Forecast: 2.9 ft 3:00AM Jun 16, 2021Highest Forecast: 2.9 ft 4:00AM Jun 16, 2021Highest Forecast: 2.9 ft 5:00AM Jun 16, 2021Highest Forecast: 2.9 ft 6:00AM Jun 16, 2021Highest Forecast: 2.9 ft 7:00AM Jun 16, 2021Highest Forecast: 2.9 ft 8:00AM Jun 16, 2021Highest Forecast: 2.9 ft 9:00AM Jun 16, 2021Highest Forecast: 2.9 ft 10:00AM Jun 16, 2021Highest Forecast: 2.9 ft 11:00AM Jun 16, 2021Highest Forecast: 2.9 ft 12:00PM Jun 16, 2021Highest Forecast: 2.9 ft 1:00PM Jun 16, 2021Highest Forecast: 2.9 ft 2:00PM Jun 16, 2021Highest Forecast: 2.9 ft 3:00PM Jun 16, 2021Highest Forecast: 2.9 ft 4:00PM Jun 16, 2021Highest Forecast: 2.9 ft 5:00PM Jun 16, 2021Highest Forecast: 2.9 ft 6:00PM Jun 16, 2021Highest Forecast: 2.9 ft 7:00PM Jun 16, 2021Highest Forecast: 2.9 ft 8:00PM Jun 16, 2021Highest Forecast: 2.9 ft 9:00PM Jun 16, 2021Highest Forecast: 2.9 ft 10:00PM Jun 16, 2021Highest Forecast: 2.9 ft 11:00PM Jun 16, 2021Highest Forecast: 2.9 ft 12:00AM Jun 17, 2021Highest Forecast: 2.9 ft 1:00AM Jun 17, 2021Highest Forecast: 2.9 ft 2:00AM Jun 17, 2021Highest Forecast: 2.9 ft 3:00AM Jun 17, 2021Highest Forecast: 2.9 ft 4:00AM Jun 17, 2021Highest Forecast: 2.9 ft 5:00AM Jun 17, 2021Highest Forecast: 2.9 ft 6:00AM Jun 17, 2021Highest Forecast: 2.9 ft 7:00AM Jun 17, 2021Highest Forecast: 2.9 ft 8:00AM Jun 17, 2021Highest Forecast: 2.9 ft 9:00AM Jun 17, 2021Highest Forecast: 2.9 ft 10:00AM Jun 17, 2021Highest Forecast: 2.9 ft 11:00AM Jun 17, 2021Highest Forecast: 2.9 ft 12:00PM Jun 17, 2021Highest Forecast: 2.9 ft 1:00PM Jun 17, 2021Highest Forecast: 2.9 ft 2:00PM Jun 17, 2021Highest Forecast: 2.9 ft 3:00PM Jun 17, 2021Highest Forecast: 2.9 ft 4:00PM Jun 17, 2021Highest Forecast: 2.9 ft 5:00PM Jun 17, 2021Highest Forecast: 2.9 ft 6:00PM Jun 17, 2021Highest Forecast: 2.9 ft 7:00PM Jun 17, 2021Highest Forecast: 2.9 ft 8:00PM Jun 17, 2021Highest Forecast: 2.9 ft 9:00PM Jun 17, 2021Highest Forecast: 2.9 ft 10:00PM Jun 17, 2021Highest Forecast: 2.9 ft 11:00PM Jun 17, 2021Highest Forecast: 2.9 ft 12:00AM Jun 18, 2021Highest Forecast: 2.9 ft 1:00AM Jun 18, 2021Highest Forecast: 2.9 ft 2:00AM Jun 18, 2021Highest Forecast: 2.9 ft 3:00AM Jun 18, 2021Highest Forecast: 2.9 ft 4:00AM Jun 18, 2021Highest Forecast: 2.9 ft 5:00AM Jun 18, 2021Highest Forecast: 2.9 ft 6:00AM Jun 18, 2021Highest Forecast: 2.9 ft 7:00AM Jun 18, 2021Highest Forecast: 2.9 ft 8:00AM Jun 18, 2021Highest Forecast: 2.9 ft 9:00AM Jun 18, 2021Highest Forecast: 2.9 ft 10:00AM Jun 18, 2021Highest Forecast: 2.9 ft 11:00AM Jun 18, 2021Highest Forecast: 2.9 ft 12:00PM Jun 18, 2021Highest Forecast: 2.9 ft 1:00PM Jun 18, 2021Highest Forecast: 2.9 ft 2:00PM Jun 18, 2021Highest Forecast: 2.9 ft 3:00PM Jun 18, 2021Highest Forecast: 2.9 ft 4:00PM Jun 18, 2021Highest Forecast: 2.9 ft 5:00PM Jun 18, 2021Highest Forecast: 2.9 ft 6:00PM Jun 18, 2021Highest Forecast: 2.9 ft 7:00PM Jun 18, 2021Highest Forecast: 2.9 ft 8:00PM Jun 18, 2021Highest Forecast: 2.9 ft 9:00PM Jun 18, 2021Highest Forecast: 2.9 ft 10:00PM Jun 18, 2021Highest Forecast: 2.9 ft 11:00PM Jun 18, 2021Highest Forecast: 2.9 ft 12:00AM Jun 19, 2021Highest Forecast: 2.9 ft 1:00AM Jun 19, 2021Highest Forecast: 2.9 ft 2:00AM Jun 19, 2021Highest Forecast: 2.9 ft 3:00AM Jun 19, 2021Highest Forecast: 2.9 ft 4:00AM Jun 19, 2021Highest Forecast: 2.9 ft 5:00AM Jun 19, 2021USGS--Water Resources of the United StatesBTEC1(plotting HGIRG) Graph Created (4:45AM Jun 15, 2021)ObservedForecast (issued 7:37AM Jun 14)Latest observed value: 2.92 ft at 3:30 AM PDT 15-Jun-2021. Flood Stage is 16.5 ft
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Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
Metadata
Reliability of the Forecast: Based on unobstructed flow

NOTE: Forecasts for the San Lorenzo River (CA) at Big Trees are issued routinely year-round.

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Flood Categories (in feet)
Major Flood Stage: 21.76
Moderate Flood Stage: 19.5
Flood Stage: 16.5
Action Stage: 14
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:16
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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.
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21.76 At approximately 21.76 feet discharge in the San Lorenzo River is approximately 15,000 cfs. Major flooding in the Felton Grove neighborhood occurs at this stage, with roadways several feet deep and waters inundating the approaches to the Felton Covered Bridge. Felton Covered Bridge Park begins to experience widespread flooding at shallow depths. At 15,000 cfs, the City of Santa Cruz downstream will experience more serious flooding. The flood wave may take 2-3 hours to reach Santa Cruz.
19.5 Moderate Flooding. The St. Bernard Street area in Paradise Park is under several feet of water, with below grade floodplain infrastructure several feet deeper. St. Augustine Avenue neighborhood in Paradise Park begins to flood. Flooding imminent or already occurring in the Felton Grove neighborhood. Ground stories, first floors, and garages flooded. Felton Covered Bridge Park begins to flood. NWS will issue an updated Flash Flood Warning, if not yet already issued.
16.5 Minor Flooding. Flooding is either imminent or already occurring in Paradise Park, with initial flooding in the St. Bernard Street area. NWS will issue a Flash Flood Warning, if not yet already issued.
14 Monitor Stage. Stage can rise rapidly on the San Lorenzo River, up to several feet per hour. Approximately 2.5 feet below flood levels in Paradise Park and approximately 5.5 feet below flood stage in Felton Grove. NWS may issue a Flash Flood Watch, in not yet already issued.
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Latitude: 37.044444° N, Longitude: 122.072500° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 16.5 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  

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
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San Francisco Bay Area Weather Forecast Office
21 Grace Hopper Ave, Stop 5
Monterey, CA 93943-5505
(831) 656-1725
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