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Hydrograph River at a Glance Download
San Lorenzo River (CA) at Big Trees Stage (ft)Flow (kcfs)Observed: 3.06 ft at 12:45PM Oct 11, 2019Observed: 3.06 ft at 1:00PM Oct 11, 2019Observed: 3.06 ft at 1:15PM Oct 11, 2019Observed: 3.06 ft at 1:30PM Oct 11, 2019Observed: 3.06 ft at 1:45PM Oct 11, 2019Observed: 3.06 ft at 2:00PM Oct 11, 2019Observed: 3.06 ft at 2:15PM Oct 11, 2019Observed: 3.06 ft at 2:30PM Oct 11, 2019Observed: 3.06 ft at 2:45PM Oct 11, 2019Observed: 3.06 ft at 3:00PM Oct 11, 2019Observed: 3.06 ft at 3:15PM Oct 11, 2019Observed: 3.06 ft at 3:30PM Oct 11, 2019Observed: 3.06 ft at 3:45PM Oct 11, 2019Observed: 3.06 ft at 4:00PM Oct 11, 2019Observed: 3.06 ft at 4:15PM Oct 11, 2019Observed: 3.06 ft at 4:30PM Oct 11, 2019Observed: 3.06 ft at 4:45PM Oct 11, 2019Observed: 3.06 ft at 5:00PM Oct 11, 2019Observed: 3.06 ft at 5:15PM Oct 11, 2019Observed: 3.05 ft at 5:30PM Oct 11, 2019Observed: 3.05 ft at 5:45PM Oct 11, 2019Observed: 3.05 ft at 6:00PM Oct 11, 2019Observed: 3.05 ft at 6:15PM Oct 11, 2019Observed: 3.05 ft at 6:30PM Oct 11, 2019Observed: 3.05 ft at 6:45PM Oct 11, 2019Observed: 3.05 ft at 7:00PM Oct 11, 2019Observed: 3.05 ft at 7:15PM Oct 11, 2019Observed: 3.05 ft at 7:30PM Oct 11, 2019Observed: 3.05 ft at 7:45PM Oct 11, 2019Observed: 3.05 ft at 8:00PM Oct 11, 2019Observed: 3.05 ft at 8:15PM Oct 11, 2019Observed: 3.05 ft at 8:30PM Oct 11, 2019Observed: 3.05 ft at 8:45PM Oct 11, 2019Observed: 3.05 ft at 9:00PM Oct 11, 2019Observed: 3.05 ft at 9:15PM Oct 11, 2019Observed: 3.05 ft at 9:30PM Oct 11, 2019Observed: 3.05 ft at 9:45PM Oct 11, 2019Observed: 3.05 ft at 10:00PM Oct 11, 2019Observed: 3.05 ft at 10:15PM Oct 11, 2019Observed: 3.05 ft at 10:30PM Oct 11, 2019Observed: 3.05 ft at 10:45PM Oct 11, 2019Observed: 3.05 ft at 11:00PM Oct 11, 2019Observed: 3.05 ft at 11:15PM Oct 11, 2019Observed: 3.05 ft at 11:30PM Oct 11, 2019Observed: 3.05 ft at 11:45PM Oct 11, 2019Observed: 3.04 ft at 12:00AM Oct 12, 2019Observed: 3.05 ft at 12:15AM Oct 12, 2019Observed: 3.05 ft at 12:30AM Oct 12, 2019Observed: 3.05 ft at 12:45AM Oct 12, 2019Observed: 3.05 ft at 1:00AM Oct 12, 2019Observed: 3.05 ft at 1:15AM Oct 12, 2019Observed: 3.05 ft at 1:30AM Oct 12, 2019Observed: 3.05 ft at 1:45AM Oct 12, 2019Observed: 3.05 ft at 2:00AM Oct 12, 2019Observed: 3.05 ft at 2:15AM Oct 12, 2019Observed: 3.05 ft at 2:30AM Oct 12, 2019Observed: 3.05 ft at 2:45AM Oct 12, 2019Observed: 3.05 ft at 3:00AM Oct 12, 2019Observed: 3.05 ft at 3:15AM Oct 12, 2019Observed: 3.05 ft at 3:30AM Oct 12, 2019Observed: 3.05 ft at 3:45AM Oct 12, 2019Observed: 3.05 ft at 4:00AM Oct 12, 2019Observed: 3.05 ft at 4:15AM Oct 12, 2019Observed: 3.05 ft at 4:30AM Oct 12, 2019Observed: 3.05 ft at 4:45AM Oct 12, 2019Observed: 3.05 ft at 5:00AM Oct 12, 2019Observed: 3.05 ft at 5:15AM Oct 12, 2019Observed: 3.05 ft at 5:30AM Oct 12, 2019Observed: 3.05 ft at 5:45AM Oct 12, 2019Observed: 3.05 ft at 6:00AM Oct 12, 2019Observed: 3.05 ft at 6:15AM Oct 12, 2019Observed: 3.05 ft at 6:30AM Oct 12, 2019Observed: 3.05 ft at 6:45AM Oct 12, 2019Observed: 3.05 ft at 7:00AM Oct 12, 2019Observed: 3.05 ft at 7:15AM Oct 12, 2019Observed: 3.06 ft at 7:30AM Oct 12, 2019Observed: 3.06 ft at 7:45AM Oct 12, 2019Observed: 3.06 ft at 8:00AM Oct 12, 2019Observed: 3.06 ft at 8:15AM Oct 12, 2019Observed: 3.06 ft at 8:30AM Oct 12, 2019Observed: 3.06 ft at 8:45AM Oct 12, 2019Observed: 3.06 ft at 9:00AM Oct 12, 2019Observed: 3.06 ft at 9:15AM Oct 12, 2019Observed: 3.06 ft at 9:30AM Oct 12, 2019Observed: 3.06 ft at 9:45AM Oct 12, 2019Observed: 3.06 ft at 10:00AM Oct 12, 2019Observed: 3.06 ft at 10:15AM Oct 12, 2019Observed: 3.06 ft at 10:30AM Oct 12, 2019Observed: 3.06 ft at 10:45AM Oct 12, 2019Observed: 3.06 ft at 11:00AM Oct 12, 2019Observed: 3.06 ft at 11:15AM Oct 12, 2019Observed: 3.06 ft at 11:30AM Oct 12, 2019Observed: 3.06 ft at 11:45AM Oct 12, 2019Observed: 3.06 ft at 12:00PM Oct 12, 2019Observed: 3.06 ft at 12:15PM Oct 12, 2019Observed: 3.05 ft at 12:30PM Oct 12, 2019Observed: 3.05 ft at 12:45PM Oct 12, 2019Observed: 3.05 ft at 1:00PM Oct 12, 2019Observed: 3.05 ft at 1:15PM Oct 12, 2019Observed: 3.06 ft at 1:30PM Oct 12, 2019Observed: 3.06 ft at 1:45PM Oct 12, 2019Observed: 3.05 ft at 2:00PM Oct 12, 2019Observed: 3.05 ft at 2:15PM Oct 12, 2019Observed: 3.05 ft at 2:30PM Oct 12, 2019Observed: 3.05 ft at 2:45PM Oct 12, 2019Observed: 3.05 ft at 3:00PM Oct 12, 2019Observed: 3.05 ft at 3:15PM Oct 12, 2019Observed: 3.05 ft at 3:30PM Oct 12, 2019Observed: 3.05 ft at 3:45PM Oct 12, 2019Observed: 3.05 ft at 4:00PM Oct 12, 2019Observed: 3.05 ft at 4:15PM Oct 12, 2019Observed: 3.05 ft at 4:30PM Oct 12, 2019Observed: 3.05 ft at 4:45PM Oct 12, 2019Observed: 3.05 ft at 5:00PM Oct 12, 2019Observed: 3.05 ft at 5:15PM Oct 12, 2019Observed: 3.05 ft at 5:30PM Oct 12, 2019Observed: 3.05 ft at 5:45PM Oct 12, 2019Observed: 3.05 ft at 6:00PM Oct 12, 2019Observed: 3.05 ft at 6:15PM Oct 12, 2019Observed: 3.05 ft at 6:30PM Oct 12, 2019Observed: 3.05 ft at 6:45PM Oct 12, 2019Observed: 3.05 ft at 7:00PM Oct 12, 2019Observed: 3.04 ft at 7:15PM Oct 12, 2019Observed: 3.04 ft at 7:30PM Oct 12, 2019Observed: 3.04 ft at 7:45PM Oct 12, 2019Observed: 3.04 ft at 8:00PM Oct 12, 2019Observed: 3.04 ft at 8:15PM Oct 12, 2019Observed: 3.04 ft at 8:30PM Oct 12, 2019Observed: 3.04 ft at 8:45PM Oct 12, 2019Observed: 3.04 ft at 9:00PM Oct 12, 2019Observed: 3.04 ft at 9:15PM Oct 12, 2019Observed: 3.04 ft at 9:30PM Oct 12, 2019Observed: 3.04 ft at 9:45PM Oct 12, 2019Observed: 3.04 ft at 10:00PM Oct 12, 2019Observed: 3.04 ft at 10:15PM Oct 12, 2019Observed: 3.04 ft at 10:30PM Oct 12, 2019Observed: 3.04 ft at 10:45PM Oct 12, 2019Observed: 3.04 ft at 11:00PM Oct 12, 2019Observed: 3.04 ft at 11:15PM Oct 12, 2019Observed: 3.04 ft at 11:30PM Oct 12, 2019Observed: 3.04 ft at 11:45PM Oct 12, 2019Observed: 3.04 ft at 12:00AM Oct 13, 2019Observed: 3.04 ft at 12:15AM Oct 13, 2019Observed: 3.04 ft at 12:30AM Oct 13, 2019Observed: 3.04 ft at 12:45AM Oct 13, 2019Observed: 3.04 ft at 1:00AM Oct 13, 2019Observed: 3.04 ft at 1:15AM Oct 13, 2019Observed: 3.04 ft at 1:30AM Oct 13, 2019Observed: 3.04 ft at 1:45AM Oct 13, 2019Observed: 3.04 ft at 2:00AM Oct 13, 2019Observed: 3.04 ft at 2:15AM Oct 13, 2019Observed: 3.04 ft at 2:30AM Oct 13, 2019Observed: 3.04 ft at 2:45AM Oct 13, 2019Observed: 3.05 ft at 3:00AM Oct 13, 2019Observed: 3.04 ft at 3:15AM Oct 13, 2019Observed: 3.05 ft at 3:30AM Oct 13, 2019Observed: 3.05 ft at 3:45AM Oct 13, 2019Observed: 3.05 ft at 4:00AM Oct 13, 2019Observed: 3.05 ft at 4:15AM Oct 13, 2019Observed: 3.05 ft at 4:30AM Oct 13, 2019Observed: 3.05 ft at 4:45AM Oct 13, 2019Observed: 3.05 ft at 5:00AM Oct 13, 2019Observed: 3.05 ft at 5:15AM Oct 13, 2019Observed: 3.05 ft at 5:30AM Oct 13, 2019Observed: 3.05 ft at 5:45AM Oct 13, 2019Observed: 3.05 ft at 6:00AM Oct 13, 2019Observed: 3.05 ft at 6:15AM Oct 13, 2019Observed: 3.05 ft at 6:30AM Oct 13, 2019Observed: 3.05 ft at 6:45AM Oct 13, 2019Observed: 3.05 ft at 7:00AM Oct 13, 2019Observed: 3.05 ft at 7:15AM Oct 13, 2019Observed: 3.05 ft at 7:30AM Oct 13, 2019Observed: 3.05 ft at 7:45AM Oct 13, 2019Observed: 3.05 ft at 8:00AM Oct 13, 2019Observed: 3.05 ft at 8:15AM Oct 13, 2019Observed: 3.05 ft at 8:30AM Oct 13, 2019Observed: 3.05 ft at 8:45AM Oct 13, 2019Observed: 3.05 ft at 9:00AM Oct 13, 2019Observed: 3.06 ft at 9:15AM Oct 13, 2019Observed: 3.06 ft at 9:30AM Oct 13, 2019Observed: 3.06 ft at 9:45AM Oct 13, 2019Observed: 3.06 ft at 10:00AM Oct 13, 2019Observed: 3.06 ft at 10:15AM Oct 13, 2019Observed: 3.06 ft at 10:30AM Oct 13, 2019Observed: 3.06 ft at 10:45AM Oct 13, 2019Observed: 3.06 ft at 11:00AM Oct 13, 2019Observed: 3.06 ft at 11:15AM Oct 13, 2019Observed: 3.06 ft at 11:30AM Oct 13, 2019Observed: 3.05 ft at 11:45AM Oct 13, 2019Observed: 3.05 ft at 12:00PM Oct 13, 2019Observed: 3.05 ft at 12:15PM Oct 13, 2019Observed: 3.05 ft at 12:30PM Oct 13, 2019Observed: 3.05 ft at 12:45PM Oct 13, 2019Observed: 3.05 ft at 1:00PM Oct 13, 2019Observed: 3.05 ft at 1:15PM Oct 13, 2019Observed: 3.05 ft at 1:30PM Oct 13, 2019Observed: 3.05 ft at 1:45PM Oct 13, 2019Observed: 3.06 ft at 2:00PM Oct 13, 2019Observed: 3.06 ft at 2:15PM Oct 13, 2019Observed: 3.05 ft at 2:30PM Oct 13, 2019Observed: 3.05 ft at 2:45PM Oct 13, 2019Observed: 3.05 ft at 3:00PM Oct 13, 2019Observed: 3.05 ft at 3:15PM Oct 13, 2019Observed: 3.05 ft at 3:30PM Oct 13, 2019Observed: 3.05 ft at 3:45PM Oct 13, 2019Observed: 3.05 ft at 4:00PM Oct 13, 2019Observed: 3.05 ft at 4:15PM Oct 13, 2019Observed: 3.05 ft at 4:30PM Oct 13, 2019Observed: 3.05 ft at 4:45PM Oct 13, 2019Observed: 3.05 ft at 5:00PM Oct 13, 2019Observed: 3.05 ft at 5:15PM Oct 13, 2019Observed: 3.05 ft at 5:30PM Oct 13, 2019Observed: 3.05 ft at 5:45PM Oct 13, 2019Observed: 3.05 ft at 6:00PM Oct 13, 2019Observed: 3.05 ft at 6:15PM Oct 13, 2019Observed: 3.04 ft at 6:30PM Oct 13, 2019Observed: 3.04 ft at 6:45PM Oct 13, 2019Observed: 3.04 ft at 7:00PM Oct 13, 2019Observed: 3.04 ft at 7:15PM Oct 13, 2019Observed: 3.04 ft at 7:30PM Oct 13, 2019Observed: 3.04 ft at 7:45PM Oct 13, 2019Observed: 3.04 ft at 8:00PM Oct 13, 2019Observed: 3.04 ft at 8:15PM Oct 13, 2019Observed: 3.04 ft at 8:30PM Oct 13, 2019Observed: 3.04 ft at 8:45PM Oct 13, 2019Observed: 3.04 ft at 9:00PM Oct 13, 2019Observed: 3.04 ft at 9:15PM Oct 13, 2019Observed: 3.04 ft at 9:30PM Oct 13, 2019Observed: 3.04 ft at 9:45PM Oct 13, 2019Observed: 3.04 ft at 10:00PM Oct 13, 2019Observed: 3.04 ft at 10:15PM Oct 13, 2019Observed: 3.04 ft at 10:30PM Oct 13, 2019Observed: 3.04 ft at 10:45PM Oct 13, 2019Observed: 3.04 ft at 11:00PM Oct 13, 2019Observed: 3.04 ft at 11:15PM Oct 13, 2019Observed: 3.04 ft at 11:30PM Oct 13, 2019Observed: 3.04 ft at 11:45PM Oct 13, 2019Observed: 3.04 ft at 12:00AM Oct 14, 2019Observed: 3.04 ft at 12:15AM Oct 14, 2019Observed: 3.04 ft at 12:30AM Oct 14, 2019Observed: 3.04 ft at 12:45AM Oct 14, 2019Observed: 3.04 ft at 1:00AM Oct 14, 2019Observed: 3.04 ft at 1:15AM Oct 14, 2019Observed: 3.05 ft at 1:30AM Oct 14, 2019Observed: 3.05 ft at 1:45AM Oct 14, 2019Observed: 3.05 ft at 2:00AM Oct 14, 2019Observed: 3.05 ft at 2:15AM Oct 14, 2019Observed: 3.05 ft at 2:30AM Oct 14, 2019Observed: 3.05 ft at 2:45AM Oct 14, 2019Observed: 3.05 ft at 3:00AM Oct 14, 2019Observed: 3.05 ft at 3:15AM Oct 14, 2019Observed: 3.05 ft at 3:30AM Oct 14, 2019Observed: 3.05 ft at 3:45AM Oct 14, 2019Observed: 3.05 ft at 4:00AM Oct 14, 2019Observed: 3.05 ft at 4:15AM Oct 14, 2019Observed: 3.05 ft at 4:30AM Oct 14, 2019Observed: 3.05 ft at 4:45AM Oct 14, 2019Observed: 3.05 ft at 5:00AM Oct 14, 2019Observed: 3.05 ft at 5:15AM Oct 14, 2019Observed: 3.05 ft at 5:30AM Oct 14, 2019Observed: 3.05 ft at 5:45AM Oct 14, 2019Observed: 3.05 ft at 6:00AM Oct 14, 2019Observed: 3.05 ft at 6:15AM Oct 14, 2019Observed: 3.05 ft at 6:30AM Oct 14, 2019Observed: 3.05 ft at 6:45AM Oct 14, 2019Observed: 3.05 ft at 7:00AM Oct 14, 2019Observed: 3.06 ft at 7:15AM Oct 14, 2019Observed: 3.06 ft at 7:30AM Oct 14, 2019Observed: 3.06 ft at 7:45AM Oct 14, 2019Observed: 3.06 ft at 8:00AM Oct 14, 2019Observed: 3.06 ft at 8:15AM Oct 14, 2019Observed: 3.06 ft at 8:30AM Oct 14, 2019Observed: 3.06 ft at 8:45AM Oct 14, 2019Highest Observation: 3.07 ft at 9:00AM Oct 14, 2019Highest Observation: 3.07 ft at 9:15AM Oct 14, 2019Highest Observation: 3.07 ft at 9:30AM Oct 14, 2019Highest Observation: 3.07 ft at 9:45AM Oct 14, 2019Highest Observation: 3.07 ft at 10:00AM Oct 14, 2019Highest Observation: 3.07 ft at 10:15AM Oct 14, 2019Highest Observation: 3.07 ft at 10:30AM Oct 14, 2019Highest Observation: 3.07 ft at 10:45AM Oct 14, 2019Highest Observation: 3.07 ft at 11:00AM Oct 14, 2019Highest Observation: 3.07 ft at 11:15AM Oct 14, 2019Highest Observation: 3.07 ft at 11:30AM Oct 14, 2019Highest Observation: 3.07 ft at 11:45AM Oct 14, 2019Highest Observation: 3.07 ft at 12:00PM Oct 14, 2019Highest Observation: 3.07 ft at 12:15PM Oct 14, 2019Highest Observation: 3.07 ft at 12:30PM Oct 14, 2019Highest Observation: 3.07 ft at 12:45PM Oct 14, 2019Observed: 3.06 ft at 1:00PM Oct 14, 2019Observed: 3.06 ft at 1:15PM Oct 14, 2019Observed: 3.06 ft at 1:30PM Oct 14, 2019Observed: 3.06 ft at 1:45PM Oct 14, 2019Observed: 3.06 ft at 2:00PM Oct 14, 2019Observed: 3.06 ft at 2:15PM Oct 14, 2019Observed: 3.06 ft at 2:30PM Oct 14, 2019Observed: 3.06 ft at 2:45PM Oct 14, 2019Observed: 3.06 ft at 3:00PM Oct 14, 2019Observed: 3.06 ft at 3:15PM Oct 14, 2019Observed: 3.06 ft at 3:30PM Oct 14, 2019Observed: 3.06 ft at 3:45PM Oct 14, 2019Observed: 3.06 ft at 4:00PM Oct 14, 2019Observed: 3.06 ft at 4:15PM Oct 14, 2019Observed: 3.06 ft at 4:30PM Oct 14, 2019Observed: 3.06 ft at 4:45PM Oct 14, 2019Observed: 3.06 ft at 5:00PM Oct 14, 2019Observed: 3.06 ft at 5:15PM Oct 14, 2019Observed: 3.06 ft at 5:30PM Oct 14, 2019Observed: 3.05 ft at 5:45PM Oct 14, 2019Observed: 3.05 ft at 6:00PM Oct 14, 2019Observed: 3.05 ft at 6:15PM Oct 14, 2019Observed: 3.05 ft at 6:30PM Oct 14, 2019Observed: 3.05 ft at 6:45PM Oct 14, 2019Observed: 3.05 ft at 7:00PM Oct 14, 2019Observed: 3.05 ft at 7:15PM Oct 14, 2019Observed: 3.05 ft at 7:30PM Oct 14, 2019Observed: 3.05 ft at 7:45PM Oct 14, 2019Observed: 3.05 ft at 8:00PM Oct 14, 2019Observed: 3.05 ft at 8:15PM Oct 14, 2019Observed: 3.05 ft at 8:30PM Oct 14, 2019Observed: 3.05 ft at 8:45PM Oct 14, 2019Observed: 3.05 ft at 9:00PM Oct 14, 2019Observed: 3.05 ft at 9:15PM Oct 14, 2019Observed: 3.05 ft at 9:30PM Oct 14, 2019Observed: 3.05 ft at 9:45PM Oct 14, 2019Observed: 3.05 ft at 10:00PM Oct 14, 2019Observed: 3.05 ft at 10:15PM Oct 14, 2019Observed: 3.05 ft at 10:30PM Oct 14, 2019Observed: 3.05 ft at 10:45PM Oct 14, 2019Observed: 3.05 ft at 11:00PM Oct 14, 2019Observed: 3.05 ft at 11:15PM Oct 14, 2019Observed: 3.05 ft at 11:30PM Oct 14, 2019Observed: 3.05 ft at 11:45PM Oct 14, 2019Observed: 3.05 ft at 12:00AM Oct 15, 2019Observed: 3.05 ft at 12:15AM Oct 15, 2019Observed: 3.05 ft at 12:30AM Oct 15, 2019Observed: 3.05 ft at 12:45AM Oct 15, 2019Observed: 3.05 ft at 1:00AM Oct 15, 2019Observed: 3.05 ft at 1:15AM Oct 15, 2019Observed: 3.05 ft at 1:30AM Oct 15, 2019Observed: 3.05 ft at 1:45AM Oct 15, 2019Observed: 3.05 ft at 2:00AM Oct 15, 2019Observed: 3.05 ft at 2:15AM Oct 15, 2019Observed: 3.05 ft at 2:30AM Oct 15, 2019Observed: 3.05 ft at 2:45AM Oct 15, 2019Observed: 3.05 ft at 3:00AM Oct 15, 2019Observed: 3.05 ft at 3:15AM Oct 15, 2019Observed: 3.05 ft at 3:30AM Oct 15, 2019Observed: 3.05 ft at 3:45AM Oct 15, 2019Observed: 3.05 ft at 4:00AM Oct 15, 2019Observed: 3.05 ft at 4:15AM Oct 15, 2019Observed: 3.05 ft at 4:30AM Oct 15, 2019Observed: 3.05 ft at 4:45AM Oct 15, 2019Observed: 3.05 ft at 5:00AM Oct 15, 2019Observed: 3.05 ft at 5:15AM Oct 15, 2019Observed: 3.05 ft at 5:30AM Oct 15, 2019Observed: 3.05 ft at 5:45AM Oct 15, 2019Observed: 3.06 ft at 6:00AM Oct 15, 2019Observed: 3.05 ft at 6:15AM Oct 15, 2019Observed: 3.06 ft at 6:30AM Oct 15, 2019Observed: 3.06 ft at 6:45AM Oct 15, 2019Observed: 3.06 ft at 7:00AM Oct 15, 2019Observed: 3.06 ft at 7:15AM Oct 15, 2019Observed: 3.06 ft at 7:30AM Oct 15, 2019Observed: 3.06 ft at 7:45AM Oct 15, 2019Observed: 3.06 ft at 8:00AM Oct 15, 2019Observed: 3.06 ft at 8:15AM Oct 15, 2019Observed: 3.06 ft at 8:30AM Oct 15, 2019Observed: 3.06 ft at 8:45AM Oct 15, 2019Observed: 3.06 ft at 9:00AM Oct 15, 2019Observed: 3.06 ft at 9:15AM Oct 15, 2019Observed: 3.06 ft at 9:30AM Oct 15, 2019Observed: 3.06 ft at 9:45AM Oct 15, 2019Observed: 3.06 ft at 10:00AM Oct 15, 2019Observed: 3.06 ft at 10:15AM Oct 15, 2019Observed: 3.06 ft at 10:30AM Oct 15, 2019Observed: 3.06 ft at 10:45AM Oct 15, 2019Observed: 3.06 ft at 11:00AM Oct 15, 2019Observed: 3.06 ft at 11:15AM Oct 15, 2019Observed: 3.06 ft at 11:30AM Oct 15, 2019Observed: 3.06 ft at 11:45AM Oct 15, 2019Observed: 3.06 ft at 12:00PM Oct 15, 2019Observed: 3.06 ft at 12:15PM Oct 15, 2019Observed: 3.06 ft at 12:30PM Oct 15, 2019Observed: 3.06 ft at 12:45PM Oct 15, 2019Observed: 3.06 ft at 1:00PM Oct 15, 2019Observed: 3.06 ft at 1:15PM Oct 15, 2019Observed: 3.06 ft at 1:30PM Oct 15, 2019Observed: 3.06 ft at 1:45PM Oct 15, 2019Observed: 3.06 ft at 2:00PM Oct 15, 2019Observed: 3.06 ft at 2:15PM Oct 15, 2019Observed: 3.06 ft at 2:30PM Oct 15, 2019Observed: 3.06 ft at 2:45PM Oct 15, 2019Observed: 3.06 ft at 3:00PM Oct 15, 2019Observed: 3.06 ft at 3:15PM Oct 15, 2019Observed: 3.06 ft at 3:30PM Oct 15, 2019Observed: 3.06 ft at 3:45PM Oct 15, 2019Observed: 3.06 ft at 4:00PM Oct 15, 2019Observed: 3.06 ft at 4:15PM Oct 15, 2019Observed: 3.06 ft at 4:30PM Oct 15, 2019Observed: 3.06 ft at 4:45PM Oct 15, 2019Observed: 3.06 ft at 5:00PM Oct 15, 2019Observed: 3.06 ft at 5:15PM Oct 15, 2019Observed: 3.06 ft at 5:30PM Oct 15, 2019Observed: 3.06 ft at 5:45PM Oct 15, 2019Observed: 3.06 ft at 6:00PM Oct 15, 2019Observed: 3.06 ft at 6:15PM Oct 15, 2019Observed: 3.06 ft at 6:30PM Oct 15, 2019Observed: 3.06 ft at 6:45PM Oct 15, 2019Observed: 3.06 ft at 7:00PM Oct 15, 2019Observed: 3.06 ft at 7:15PM Oct 15, 2019Observed: 3.06 ft at 7:30PM Oct 15, 2019Observed: 3.06 ft at 7:45PM Oct 15, 2019Observed: 3.06 ft at 8:00PM Oct 15, 2019Observed: 3.06 ft at 8:15PM Oct 15, 2019Observed: 3.06 ft at 8:30PM Oct 15, 2019Observed: 3.05 ft at 8:45PM Oct 15, 2019Observed: 3.06 ft at 9:00PM Oct 15, 2019Observed: 3.06 ft at 9:15PM Oct 15, 2019Observed: 3.06 ft at 9:30PM Oct 15, 2019Observed: 3.06 ft at 9:45PM Oct 15, 2019Observed: 3.06 ft at 10:00PM Oct 15, 2019Observed: 3.06 ft at 10:15PM Oct 15, 2019Observed: 3.06 ft at 10:30PM Oct 15, 2019Observed: 3.06 ft at 10:45PM Oct 15, 2019Observed: 3.05 ft at 11:00PM Oct 15, 2019Observed: 3.05 ft at 11:15PM Oct 15, 2019Observed: 3.05 ft at 11:30PM Oct 15, 2019Observed: 3.05 ft at 11:45PM Oct 15, 2019Observed: 3.05 ft at 12:00AM Oct 16, 2019Observed: 3.05 ft at 12:15AM Oct 16, 2019Observed: 3.05 ft at 12:30AM Oct 16, 2019Observed: 3.05 ft at 12:45AM Oct 16, 2019Observed: 3.05 ft at 1:00AM Oct 16, 2019Observed: 3.05 ft at 1:15AM Oct 16, 2019Observed: 3.05 ft at 1:30AM Oct 16, 2019Observed: 3.05 ft at 1:45AM Oct 16, 2019Observed: 3.05 ft at 2:00AM Oct 16, 2019Observed: 3.06 ft at 2:15AM Oct 16, 2019Observed: 3.06 ft at 2:30AM Oct 16, 2019Observed: 3.06 ft at 2:45AM Oct 16, 2019Observed: 3.06 ft at 3:00AM Oct 16, 2019Observed: 3.06 ft at 3:15AM Oct 16, 2019Observed: 3.06 ft at 3:30AM Oct 16, 2019Observed: 3.06 ft at 3:45AM Oct 16, 2019Observed: 3.06 ft at 4:00AM Oct 16, 2019Observed: 3.06 ft at 4:15AM Oct 16, 2019Observed: 3.06 ft at 4:30AM Oct 16, 2019Observed: 3.06 ft at 4:45AM Oct 16, 2019Observed: 3.06 ft at 5:00AM Oct 16, 2019Observed: 3.06 ft at 5:15AM Oct 16, 2019Observed: 3.06 ft at 5:30AM Oct 16, 2019Observed: 3.06 ft at 5:45AM Oct 16, 2019Observed: 3.06 ft at 6:00AM Oct 16, 2019Observed: 3.06 ft at 6:15AM Oct 16, 2019Observed: 3.06 ft at 6:30AM Oct 16, 2019Observed: 3.06 ft at 6:45AM Oct 16, 2019Observed: 3.06 ft at 7:00AM Oct 16, 2019Observed: 3.06 ft at 7:15AM Oct 16, 2019Highest Observation: 3.07 ft at 7:30AM Oct 16, 2019Highest Observation: 3.07 ft at 7:45AM Oct 16, 2019Highest Observation: 3.07 ft at 8:00AM Oct 16, 2019Highest Observation: 3.07 ft at 8:15AM Oct 16, 2019Highest Observation: 3.07 ft at 8:30AM Oct 16, 2019Highest Observation: 3.07 ft at 8:45AM Oct 16, 2019Highest Observation: 3.07 ft at 9:00AM Oct 16, 2019Highest Observation: 3.07 ft at 9:15AM Oct 16, 2019Highest Observation: 3.07 ft at 9:30AM Oct 16, 2019Highest Observation: 3.07 ft at 9:45AM Oct 16, 2019Highest Observation: 3.07 ft at 10:00AM Oct 16, 2019Highest Observation: 3.07 ft at 10:15AM Oct 16, 2019Highest Observation: 3.07 ft at 10:30AM Oct 16, 2019Highest Observation: 3.07 ft at 10:45AM Oct 16, 2019Highest Observation: 3.07 ft at 11:00AM Oct 16, 2019Highest Observation: 3.07 ft at 11:15AM Oct 16, 2019Highest Observation: 3.07 ft at 11:30AM Oct 16, 2019Forecast: 3 ft 1:00PM Oct 16, 2019Forecast: 3 ft 2:00PM Oct 16, 2019Forecast: 3 ft 3:00PM Oct 16, 2019Forecast: 3 ft 4:00PM Oct 16, 2019Forecast: 3 ft 5:00PM Oct 16, 2019Forecast: 3 ft 6:00PM Oct 16, 2019Forecast: 3 ft 7:00PM Oct 16, 2019Forecast: 3 ft 8:00PM Oct 16, 2019Forecast: 3 ft 9:00PM Oct 16, 2019Forecast: 3 ft 10:00PM Oct 16, 2019Forecast: 3 ft 11:00PM Oct 16, 2019Forecast: 3 ft 12:00AM Oct 17, 2019Forecast: 3 ft 1:00AM Oct 17, 2019Forecast: 3 ft 2:00AM Oct 17, 2019Forecast: 3 ft 3:00AM Oct 17, 2019Forecast: 3 ft 4:00AM Oct 17, 2019Forecast: 3 ft 5:00AM Oct 17, 2019Highest Forecast: 3.1 ft 6:00AM Oct 17, 2019Highest Forecast: 3.1 ft 7:00AM Oct 17, 2019Highest Forecast: 3.1 ft 8:00AM Oct 17, 2019Highest Forecast: 3.1 ft 9:00AM Oct 17, 2019Highest Forecast: 3.1 ft 10:00AM Oct 17, 2019Highest Forecast: 3.1 ft 11:00AM Oct 17, 2019Highest Forecast: 3.1 ft 12:00PM Oct 17, 2019Highest Forecast: 3.1 ft 1:00PM Oct 17, 2019Highest Forecast: 3.1 ft 2:00PM Oct 17, 2019Highest Forecast: 3.1 ft 3:00PM Oct 17, 2019Highest Forecast: 3.1 ft 4:00PM Oct 17, 2019Highest Forecast: 3.1 ft 5:00PM Oct 17, 2019Highest Forecast: 3.1 ft 6:00PM Oct 17, 2019Forecast: 3 ft 7:00PM Oct 17, 2019Forecast: 3 ft 8:00PM Oct 17, 2019Forecast: 3 ft 9:00PM Oct 17, 2019Forecast: 3 ft 10:00PM Oct 17, 2019Forecast: 3 ft 11:00PM Oct 17, 2019Forecast: 3 ft 12:00AM Oct 18, 2019Forecast: 3 ft 1:00AM Oct 18, 2019Forecast: 3 ft 2:00AM Oct 18, 2019Forecast: 3 ft 3:00AM Oct 18, 2019Forecast: 3 ft 4:00AM Oct 18, 2019Forecast: 3 ft 5:00AM Oct 18, 2019Forecast: 3 ft 6:00AM Oct 18, 2019Forecast: 3 ft 7:00AM Oct 18, 2019Forecast: 3 ft 8:00AM Oct 18, 2019Forecast: 3 ft 9:00AM Oct 18, 2019Forecast: 3 ft 10:00AM Oct 18, 2019Forecast: 3 ft 11:00AM Oct 18, 2019Forecast: 3 ft 12:00PM Oct 18, 2019Forecast: 3 ft 1:00PM Oct 18, 2019Forecast: 3 ft 2:00PM Oct 18, 2019Forecast: 3 ft 3:00PM Oct 18, 2019Forecast: 3 ft 4:00PM Oct 18, 2019Forecast: 3 ft 5:00PM Oct 18, 2019Forecast: 3 ft 6:00PM Oct 18, 2019Forecast: 3 ft 7:00PM Oct 18, 2019Forecast: 3 ft 8:00PM Oct 18, 2019Forecast: 3 ft 9:00PM Oct 18, 2019Forecast: 3 ft 10:00PM Oct 18, 2019Forecast: 3 ft 11:00PM Oct 18, 2019Forecast: 3 ft 12:00AM Oct 19, 2019Forecast: 3 ft 1:00AM Oct 19, 2019Forecast: 3 ft 2:00AM Oct 19, 2019Forecast: 3 ft 3:00AM Oct 19, 2019Forecast: 3 ft 4:00AM Oct 19, 2019Forecast: 3 ft 5:00AM Oct 19, 2019Forecast: 3 ft 6:00AM Oct 19, 2019Forecast: 3 ft 7:00AM Oct 19, 2019Forecast: 3 ft 8:00AM Oct 19, 2019Forecast: 3 ft 9:00AM Oct 19, 2019Forecast: 3 ft 10:00AM Oct 19, 2019Forecast: 3 ft 11:00AM Oct 19, 2019Forecast: 3 ft 12:00PM Oct 19, 2019Forecast: 3 ft 1:00PM Oct 19, 2019Forecast: 3 ft 2:00PM Oct 19, 2019Forecast: 3 ft 3:00PM Oct 19, 2019Forecast: 3 ft 4:00PM Oct 19, 2019Forecast: 3 ft 5:00PM Oct 19, 2019Forecast: 3 ft 6:00PM Oct 19, 2019Forecast: 3 ft 7:00PM Oct 19, 2019Forecast: 3 ft 8:00PM Oct 19, 2019Forecast: 3 ft 9:00PM Oct 19, 2019Forecast: 3 ft 10:00PM Oct 19, 2019Forecast: 3 ft 11:00PM Oct 19, 2019Forecast: 3 ft 12:00AM Oct 20, 2019Forecast: 3 ft 1:00AM Oct 20, 2019Forecast: 3 ft 2:00AM Oct 20, 2019Forecast: 3 ft 3:00AM Oct 20, 2019Forecast: 3 ft 4:00AM Oct 20, 2019Forecast: 3 ft 5:00AM Oct 20, 2019Forecast: 3 ft 6:00AM Oct 20, 2019Forecast: 3 ft 7:00AM Oct 20, 2019Forecast: 3 ft 8:00AM Oct 20, 2019Forecast: 3 ft 9:00AM Oct 20, 2019Forecast: 3 ft 10:00AM Oct 20, 2019Forecast: 3 ft 11:00AM Oct 20, 2019Forecast: 3 ft 12:00PM Oct 20, 2019Forecast: 3 ft 1:00PM Oct 20, 2019Forecast: 3 ft 2:00PM Oct 20, 2019Forecast: 3 ft 3:00PM Oct 20, 2019Forecast: 3 ft 4:00PM Oct 20, 2019Forecast: 3 ft 5:00PM Oct 20, 2019Forecast: 3 ft 6:00PM Oct 20, 2019Forecast: 3 ft 7:00PM Oct 20, 2019Forecast: 3 ft 8:00PM Oct 20, 2019Forecast: 3 ft 9:00PM Oct 20, 2019Forecast: 3 ft 10:00PM Oct 20, 2019Forecast: 3 ft 11:00PM Oct 20, 2019Forecast: 3 ft 12:00AM Oct 21, 2019Forecast: 3 ft 1:00AM Oct 21, 2019Forecast: 3 ft 2:00AM Oct 21, 2019USGS--Water Resources of the United StatesBTEC1(plotting HGIRG) Graph Created (12:30PM Oct 16, 2019)ObservedForecast (issued 7:33AM Oct 16)Latest observed value: 3.07 ft at 11:30 AM PDT 16-Oct-2019. Flood Stage is 16.5 ft
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About this graph
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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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
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
National Weather Service
San Francisco Bay Area Weather Forecast Office
21 Grace Hopper Ave, Stop 5
Monterey, CA 93943-5505
(831) 656-1725
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Page last modified: 1-Mar-2019 12:32 AM
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