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Hydrograph River at a Glance Download
San Lorenzo River (CA) at Big Trees Stage (ft)Flow (kcfs)Observed: 2.85 ft at 9:30PM Sep 20, 2018Observed: 2.85 ft at 9:45PM Sep 20, 2018Observed: 2.85 ft at 10:00PM Sep 20, 2018Observed: 2.85 ft at 10:15PM Sep 20, 2018Observed: 2.85 ft at 10:30PM Sep 20, 2018Observed: 2.85 ft at 10:45PM Sep 20, 2018Observed: 2.84 ft at 11:00PM Sep 20, 2018Observed: 2.85 ft at 11:15PM Sep 20, 2018Observed: 2.85 ft at 11:30PM Sep 20, 2018Observed: 2.85 ft at 11:45PM Sep 20, 2018Observed: 2.85 ft at 12:00AM Sep 21, 2018Observed: 2.85 ft at 12:15AM Sep 21, 2018Observed: 2.85 ft at 12:30AM Sep 21, 2018Observed: 2.85 ft at 12:45AM Sep 21, 2018Observed: 2.85 ft at 1:00AM Sep 21, 2018Observed: 2.85 ft at 1:15AM Sep 21, 2018Observed: 2.85 ft at 1:30AM Sep 21, 2018Observed: 2.85 ft at 1:45AM Sep 21, 2018Observed: 2.85 ft at 2:00AM Sep 21, 2018Observed: 2.85 ft at 2:15AM Sep 21, 2018Observed: 2.85 ft at 2:30AM Sep 21, 2018Observed: 2.85 ft at 2:45AM Sep 21, 2018Observed: 2.85 ft at 3:00AM Sep 21, 2018Observed: 2.85 ft at 3:15AM Sep 21, 2018Observed: 2.85 ft at 3:30AM Sep 21, 2018Observed: 2.85 ft at 3:45AM Sep 21, 2018Observed: 2.85 ft at 4:00AM Sep 21, 2018Observed: 2.86 ft at 4:15AM Sep 21, 2018Observed: 2.85 ft at 4:30AM Sep 21, 2018Observed: 2.86 ft at 4:45AM Sep 21, 2018Observed: 2.86 ft at 5:00AM Sep 21, 2018Observed: 2.86 ft at 5:15AM Sep 21, 2018Observed: 2.86 ft at 5:30AM Sep 21, 2018Observed: 2.86 ft at 5:45AM Sep 21, 2018Observed: 2.86 ft at 6:00AM Sep 21, 2018Observed: 2.86 ft at 6:15AM Sep 21, 2018Observed: 2.86 ft at 6:30AM Sep 21, 2018Observed: 2.86 ft at 8:45AM Sep 21, 2018Observed: 2.86 ft at 9:00AM Sep 21, 2018Observed: 2.86 ft at 9:15AM Sep 21, 2018Observed: 2.86 ft at 9:30AM Sep 21, 2018Observed: 2.86 ft at 9:45AM Sep 21, 2018Observed: 2.86 ft at 10:00AM Sep 21, 2018Observed: 2.86 ft at 10:15AM Sep 21, 2018Observed: 2.86 ft at 10:30AM Sep 21, 2018Observed: 2.87 ft at 10:45AM Sep 21, 2018Observed: 2.87 ft at 11:00AM Sep 21, 2018Observed: 2.87 ft at 11:15AM Sep 21, 2018Observed: 2.87 ft at 11:30AM Sep 21, 2018Observed: 2.87 ft at 11:45AM Sep 21, 2018Observed: 2.87 ft at 12:00PM Sep 21, 2018Observed: 2.87 ft at 12:15PM Sep 21, 2018Observed: 2.87 ft at 12:30PM Sep 21, 2018Observed: 2.87 ft at 12:45PM Sep 21, 2018Observed: 2.87 ft at 1:00PM Sep 21, 2018Observed: 2.87 ft at 1:15PM Sep 21, 2018Observed: 2.87 ft at 1:30PM Sep 21, 2018Observed: 2.87 ft at 1:45PM Sep 21, 2018Observed: 2.86 ft at 2:00PM Sep 21, 2018Observed: 2.86 ft at 2:15PM Sep 21, 2018Observed: 2.86 ft at 2:30PM Sep 21, 2018Observed: 2.86 ft at 2:45PM Sep 21, 2018Observed: 2.86 ft at 3:00PM Sep 21, 2018Observed: 2.86 ft at 3:15PM Sep 21, 2018Observed: 2.86 ft at 3:30PM Sep 21, 2018Observed: 2.86 ft at 3:45PM Sep 21, 2018Observed: 2.86 ft at 4:00PM Sep 21, 2018Observed: 2.86 ft at 4:15PM Sep 21, 2018Observed: 2.86 ft at 4:30PM Sep 21, 2018Observed: 2.86 ft at 4:45PM Sep 21, 2018Observed: 2.86 ft at 5:00PM Sep 21, 2018Observed: 2.86 ft at 5:15PM Sep 21, 2018Observed: 2.86 ft at 5:30PM Sep 21, 2018Observed: 2.86 ft at 5:45PM Sep 21, 2018Observed: 2.86 ft at 6:00PM Sep 21, 2018Observed: 2.86 ft at 6:15PM Sep 21, 2018Observed: 2.86 ft at 6:30PM Sep 21, 2018Observed: 2.86 ft at 6:45PM Sep 21, 2018Observed: 2.86 ft at 7:00PM Sep 21, 2018Observed: 2.86 ft at 7:15PM Sep 21, 2018Observed: 2.86 ft at 7:30PM Sep 21, 2018Observed: 2.86 ft at 7:45PM Sep 21, 2018Observed: 2.85 ft at 8:00PM Sep 21, 2018Observed: 2.85 ft at 8:15PM Sep 21, 2018Observed: 2.86 ft at 8:30PM Sep 21, 2018Observed: 2.86 ft at 8:45PM Sep 21, 2018Observed: 2.86 ft at 9:00PM Sep 21, 2018Observed: 2.86 ft at 9:15PM Sep 21, 2018Observed: 2.86 ft at 9:30PM Sep 21, 2018Observed: 2.86 ft at 9:45PM Sep 21, 2018Observed: 2.86 ft at 10:00PM Sep 21, 2018Observed: 2.86 ft at 10:15PM Sep 21, 2018Observed: 2.86 ft at 10:30PM Sep 21, 2018Observed: 2.86 ft at 10:45PM Sep 21, 2018Observed: 2.86 ft at 11:00PM Sep 21, 2018Observed: 2.85 ft at 11:15PM Sep 21, 2018Observed: 2.85 ft at 11:30PM Sep 21, 2018Observed: 2.86 ft at 11:45PM Sep 21, 2018Observed: 2.85 ft at 12:00AM Sep 22, 2018Observed: 2.86 ft at 12:15AM Sep 22, 2018Observed: 2.86 ft at 12:30AM Sep 22, 2018Observed: 2.86 ft at 12:45AM Sep 22, 2018Observed: 2.86 ft at 1:00AM Sep 22, 2018Observed: 2.86 ft at 1:15AM Sep 22, 2018Observed: 2.86 ft at 1:30AM Sep 22, 2018Observed: 2.86 ft at 1:45AM Sep 22, 2018Observed: 2.86 ft at 2:00AM Sep 22, 2018Observed: 2.86 ft at 2:15AM Sep 22, 2018Observed: 2.86 ft at 2:30AM Sep 22, 2018Observed: 2.87 ft at 2:45AM Sep 22, 2018Observed: 2.87 ft at 3:00AM Sep 22, 2018Observed: 2.87 ft at 3:15AM Sep 22, 2018Observed: 2.87 ft at 3:30AM Sep 22, 2018Observed: 2.87 ft at 3:45AM Sep 22, 2018Observed: 2.87 ft at 4:00AM Sep 22, 2018Observed: 2.87 ft at 4:15AM Sep 22, 2018Observed: 2.87 ft at 4:30AM Sep 22, 2018Observed: 2.87 ft at 4:45AM Sep 22, 2018Observed: 2.87 ft at 5:00AM Sep 22, 2018Observed: 2.87 ft at 5:15AM Sep 22, 2018Observed: 2.87 ft at 5:30AM Sep 22, 2018Observed: 2.87 ft at 5:45AM Sep 22, 2018Observed: 2.87 ft at 6:00AM Sep 22, 2018Observed: 2.87 ft at 6:15AM Sep 22, 2018Observed: 2.87 ft at 6:30AM Sep 22, 2018Observed: 2.87 ft at 6:45AM Sep 22, 2018Observed: 2.87 ft at 7:00AM Sep 22, 2018Observed: 2.87 ft at 7:15AM Sep 22, 2018Observed: 2.87 ft at 7:30AM Sep 22, 2018Observed: 2.87 ft at 7:45AM Sep 22, 2018Observed: 2.87 ft at 8:00AM Sep 22, 2018Observed: 2.87 ft at 8:15AM Sep 22, 2018Observed: 2.87 ft at 8:30AM Sep 22, 2018Observed: 2.87 ft at 8:45AM Sep 22, 2018Observed: 2.87 ft at 9:00AM Sep 22, 2018Observed: 2.87 ft at 9:15AM Sep 22, 2018Observed: 2.87 ft at 9:30AM Sep 22, 2018Observed: 2.87 ft at 9:45AM Sep 22, 2018Observed: 2.87 ft at 10:00AM Sep 22, 2018Observed: 2.87 ft at 10:15AM Sep 22, 2018Observed: 2.87 ft at 10:30AM Sep 22, 2018Observed: 2.87 ft at 10:45AM Sep 22, 2018Observed: 2.87 ft at 11:00AM Sep 22, 2018Observed: 2.87 ft at 11:15AM Sep 22, 2018Observed: 2.87 ft at 11:30AM Sep 22, 2018Observed: 2.87 ft at 11:45AM Sep 22, 2018Observed: 2.87 ft at 12:00PM Sep 22, 2018Observed: 2.87 ft at 12:15PM Sep 22, 2018Highest Observation: 2.88 ft at 12:30PM Sep 22, 2018Observed: 2.87 ft at 12:45PM Sep 22, 2018Observed: 2.87 ft at 1:00PM Sep 22, 2018Observed: 2.87 ft at 1:15PM Sep 22, 2018Observed: 2.87 ft at 1:30PM Sep 22, 2018Observed: 2.87 ft at 1:45PM Sep 22, 2018Observed: 2.87 ft at 2:00PM Sep 22, 2018Observed: 2.87 ft at 2:15PM Sep 22, 2018Observed: 2.87 ft at 2:30PM Sep 22, 2018Observed: 2.87 ft at 2:45PM Sep 22, 2018Observed: 2.87 ft at 3:00PM Sep 22, 2018Observed: 2.87 ft at 3:15PM Sep 22, 2018Observed: 2.87 ft at 3:30PM Sep 22, 2018Observed: 2.87 ft at 3:45PM Sep 22, 2018Observed: 2.87 ft at 4:00PM Sep 22, 2018Observed: 2.87 ft at 4:15PM Sep 22, 2018Observed: 2.87 ft at 4:30PM Sep 22, 2018Observed: 2.87 ft at 4:45PM Sep 22, 2018Observed: 2.87 ft at 5:00PM Sep 22, 2018Observed: 2.87 ft at 5:15PM Sep 22, 2018Observed: 2.87 ft at 5:30PM Sep 22, 2018Observed: 2.86 ft at 5:45PM Sep 22, 2018Observed: 2.86 ft at 6:00PM Sep 22, 2018Observed: 2.86 ft at 6:15PM Sep 22, 2018Observed: 2.86 ft at 6:30PM Sep 22, 2018Observed: 2.86 ft at 6:45PM Sep 22, 2018Observed: 2.86 ft at 7:00PM Sep 22, 2018Observed: 2.86 ft at 7:15PM Sep 22, 2018Observed: 2.86 ft at 7:30PM Sep 22, 2018Observed: 2.86 ft at 7:45PM Sep 22, 2018Observed: 2.86 ft at 8:00PM Sep 22, 2018Observed: 2.86 ft at 8:15PM Sep 22, 2018Observed: 2.86 ft at 8:30PM Sep 22, 2018Observed: 2.86 ft at 8:45PM Sep 22, 2018Observed: 2.86 ft at 9:00PM Sep 22, 2018Observed: 2.86 ft at 9:15PM Sep 22, 2018Observed: 2.86 ft at 9:30PM Sep 22, 2018Observed: 2.86 ft at 9:45PM Sep 22, 2018Observed: 2.86 ft at 10:00PM Sep 22, 2018Observed: 2.86 ft at 10:15PM Sep 22, 2018Observed: 2.86 ft at 10:30PM Sep 22, 2018Observed: 2.86 ft at 10:45PM Sep 22, 2018Observed: 2.86 ft at 11:00PM Sep 22, 2018Observed: 2.86 ft at 11:15PM Sep 22, 2018Observed: 2.86 ft at 11:30PM Sep 22, 2018Observed: 2.86 ft at 11:45PM Sep 22, 2018Observed: 2.86 ft at 12:00AM Sep 23, 2018Observed: 2.86 ft at 12:15AM Sep 23, 2018Observed: 2.86 ft at 12:30AM Sep 23, 2018Observed: 2.86 ft at 12:45AM Sep 23, 2018Observed: 2.86 ft at 1:00AM Sep 23, 2018Observed: 2.86 ft at 1:15AM Sep 23, 2018Observed: 2.86 ft at 1:30AM Sep 23, 2018Observed: 2.86 ft at 1:45AM Sep 23, 2018Observed: 2.86 ft at 2:00AM Sep 23, 2018Observed: 2.86 ft at 2:15AM Sep 23, 2018Observed: 2.86 ft at 2:30AM Sep 23, 2018Observed: 2.86 ft at 2:45AM Sep 23, 2018Observed: 2.86 ft at 3:00AM Sep 23, 2018Observed: 2.86 ft at 3:15AM Sep 23, 2018Observed: 2.86 ft at 3:30AM Sep 23, 2018Observed: 2.86 ft at 3:45AM Sep 23, 2018Observed: 2.87 ft at 4:00AM Sep 23, 2018Observed: 2.87 ft at 4:15AM Sep 23, 2018Observed: 2.87 ft at 4:30AM Sep 23, 2018Observed: 2.87 ft at 4:45AM Sep 23, 2018Observed: 2.87 ft at 5:00AM Sep 23, 2018Observed: 2.87 ft at 5:15AM Sep 23, 2018Observed: 2.87 ft at 5:30AM Sep 23, 2018Observed: 2.87 ft at 5:45AM Sep 23, 2018Observed: 2.87 ft at 6:00AM Sep 23, 2018Observed: 2.87 ft at 6:15AM Sep 23, 2018Observed: 2.87 ft at 6:30AM Sep 23, 2018Observed: 2.87 ft at 6:45AM Sep 23, 2018Observed: 2.87 ft at 7:00AM Sep 23, 2018Observed: 2.87 ft at 7:15AM Sep 23, 2018Observed: 2.87 ft at 7:30AM Sep 23, 2018Observed: 2.87 ft at 7:45AM Sep 23, 2018Observed: 2.87 ft at 8:00AM Sep 23, 2018Observed: 2.87 ft at 8:15AM Sep 23, 2018Observed: 2.87 ft at 8:30AM Sep 23, 2018Observed: 2.87 ft at 8:45AM Sep 23, 2018Observed: 2.87 ft at 9:00AM Sep 23, 2018Observed: 2.87 ft at 9:15AM Sep 23, 2018Observed: 2.87 ft at 9:30AM Sep 23, 2018Observed: 2.87 ft at 9:45AM Sep 23, 2018Observed: 2.87 ft at 10:00AM Sep 23, 2018Observed: 2.87 ft at 10:15AM Sep 23, 2018Observed: 2.87 ft at 10:30AM Sep 23, 2018Observed: 2.87 ft at 10:45AM Sep 23, 2018Observed: 2.87 ft at 11:00AM Sep 23, 2018Observed: 2.87 ft at 11:15AM Sep 23, 2018Observed: 2.87 ft at 11:30AM Sep 23, 2018Observed: 2.87 ft at 11:45AM Sep 23, 2018Observed: 2.87 ft at 12:00PM Sep 23, 2018Observed: 2.87 ft at 12:15PM Sep 23, 2018Observed: 2.87 ft at 12:30PM Sep 23, 2018Observed: 2.87 ft at 12:45PM Sep 23, 2018Observed: 2.87 ft at 1:00PM Sep 23, 2018Observed: 2.87 ft at 1:15PM Sep 23, 2018Observed: 2.87 ft at 1:30PM Sep 23, 2018Observed: 2.87 ft at 1:45PM Sep 23, 2018Observed: 2.87 ft at 2:00PM Sep 23, 2018Observed: 2.87 ft at 2:15PM Sep 23, 2018Observed: 2.87 ft at 2:30PM Sep 23, 2018Observed: 2.87 ft at 2:45PM Sep 23, 2018Observed: 2.87 ft at 3:00PM Sep 23, 2018Observed: 2.87 ft at 3:15PM Sep 23, 2018Observed: 2.86 ft at 3:30PM Sep 23, 2018Observed: 2.86 ft at 3:45PM Sep 23, 2018Observed: 2.86 ft at 4:00PM Sep 23, 2018Observed: 2.86 ft at 4:15PM Sep 23, 2018Observed: 2.86 ft at 4:30PM Sep 23, 2018Observed: 2.86 ft at 4:45PM Sep 23, 2018Observed: 2.86 ft at 5:00PM Sep 23, 2018Observed: 2.86 ft at 5:15PM Sep 23, 2018Observed: 2.86 ft at 5:30PM Sep 23, 2018Observed: 2.86 ft at 5:45PM Sep 23, 2018Observed: 2.86 ft at 6:00PM Sep 23, 2018Observed: 2.86 ft at 6:15PM Sep 23, 2018Observed: 2.86 ft at 6:30PM Sep 23, 2018Observed: 2.86 ft at 6:45PM Sep 23, 2018Observed: 2.86 ft at 7:00PM Sep 23, 2018Observed: 2.86 ft at 7:15PM Sep 23, 2018Observed: 2.86 ft at 7:30PM Sep 23, 2018Observed: 2.86 ft at 7:45PM Sep 23, 2018Observed: 2.86 ft at 8:00PM Sep 23, 2018Observed: 2.86 ft at 8:15PM Sep 23, 2018Observed: 2.86 ft at 8:30PM Sep 23, 2018Observed: 2.86 ft at 8:45PM Sep 23, 2018Observed: 2.86 ft at 9:00PM Sep 23, 2018Observed: 2.86 ft at 9:15PM Sep 23, 2018Observed: 2.86 ft at 9:30PM Sep 23, 2018Observed: 2.86 ft at 9:45PM Sep 23, 2018Observed: 2.86 ft at 10:00PM Sep 23, 2018Observed: 2.86 ft at 10:15PM Sep 23, 2018Observed: 2.86 ft at 10:30PM Sep 23, 2018Observed: 2.86 ft at 10:45PM Sep 23, 2018Observed: 2.86 ft at 11:00PM Sep 23, 2018Observed: 2.86 ft at 11:15PM Sep 23, 2018Observed: 2.86 ft at 11:30PM Sep 23, 2018Observed: 2.86 ft at 11:45PM Sep 23, 2018Observed: 2.86 ft at 12:00AM Sep 24, 2018Observed: 2.86 ft at 12:15AM Sep 24, 2018Observed: 2.86 ft at 12:30AM Sep 24, 2018Observed: 2.86 ft at 12:45AM Sep 24, 2018Observed: 2.86 ft at 1:00AM Sep 24, 2018Observed: 2.86 ft at 1:15AM Sep 24, 2018Observed: 2.86 ft at 1:30AM Sep 24, 2018Observed: 2.86 ft at 1:45AM Sep 24, 2018Observed: 2.86 ft at 2:00AM Sep 24, 2018Observed: 2.86 ft at 2:15AM Sep 24, 2018Observed: 2.86 ft at 2:30AM Sep 24, 2018Observed: 2.86 ft at 2:45AM Sep 24, 2018Observed: 2.87 ft at 3:00AM Sep 24, 2018Observed: 2.87 ft at 3:15AM Sep 24, 2018Observed: 2.87 ft at 3:30AM Sep 24, 2018Observed: 2.87 ft at 3:45AM Sep 24, 2018Observed: 2.87 ft at 4:00AM Sep 24, 2018Observed: 2.87 ft at 4:15AM Sep 24, 2018Observed: 2.87 ft at 4:30AM Sep 24, 2018Observed: 2.87 ft at 4:45AM Sep 24, 2018Observed: 2.87 ft at 5:00AM Sep 24, 2018Observed: 2.87 ft at 5:15AM Sep 24, 2018Observed: 2.87 ft at 5:30AM Sep 24, 2018Observed: 2.87 ft at 5:45AM Sep 24, 2018Observed: 2.87 ft at 6:00AM Sep 24, 2018Highest Observation: 2.88 ft at 6:15AM Sep 24, 2018Observed: 2.87 ft at 6:30AM Sep 24, 2018Observed: 2.87 ft at 6:45AM Sep 24, 2018Observed: 2.87 ft at 7:00AM Sep 24, 2018Observed: 2.87 ft at 7:15AM Sep 24, 2018Observed: 2.87 ft at 7:30AM Sep 24, 2018Observed: 2.87 ft at 7:45AM Sep 24, 2018Observed: 2.87 ft at 8:00AM Sep 24, 2018Observed: 2.87 ft at 8:15AM Sep 24, 2018Observed: 2.87 ft at 8:30AM Sep 24, 2018Observed: 2.87 ft at 8:45AM Sep 24, 2018Observed: 2.87 ft at 9:00AM Sep 24, 2018Observed: 2.87 ft at 9:15AM Sep 24, 2018Observed: 2.87 ft at 9:30AM Sep 24, 2018Observed: 2.87 ft at 9:45AM Sep 24, 2018Observed: 2.87 ft at 10:00AM Sep 24, 2018Observed: 2.87 ft at 10:15AM Sep 24, 2018Observed: 2.87 ft at 10:30AM Sep 24, 2018Observed: 2.87 ft at 10:45AM Sep 24, 2018Observed: 2.87 ft at 11:00AM Sep 24, 2018Observed: 2.87 ft at 11:15AM Sep 24, 2018Observed: 2.87 ft at 11:30AM Sep 24, 2018Observed: 2.87 ft at 11:45AM Sep 24, 2018Observed: 2.87 ft at 12:00PM Sep 24, 2018Observed: 2.87 ft at 12:15PM Sep 24, 2018Observed: 2.87 ft at 12:30PM Sep 24, 2018Observed: 2.87 ft at 12:45PM Sep 24, 2018Observed: 2.87 ft at 1:00PM Sep 24, 2018Observed: 2.87 ft at 1:15PM Sep 24, 2018Observed: 2.87 ft at 1:30PM Sep 24, 2018Observed: 2.87 ft at 1:45PM Sep 24, 2018Observed: 2.87 ft at 2:00PM Sep 24, 2018Observed: 2.87 ft at 2:15PM Sep 24, 2018Observed: 2.87 ft at 2:30PM Sep 24, 2018Observed: 2.87 ft at 2:45PM Sep 24, 2018Observed: 2.87 ft at 3:00PM Sep 24, 2018Observed: 2.87 ft at 3:15PM Sep 24, 2018Observed: 2.87 ft at 3:30PM Sep 24, 2018Observed: 2.87 ft at 3:45PM Sep 24, 2018Observed: 2.87 ft at 4:00PM Sep 24, 2018Observed: 2.87 ft at 4:15PM Sep 24, 2018Observed: 2.87 ft at 4:30PM Sep 24, 2018Observed: 2.87 ft at 4:45PM Sep 24, 2018Observed: 2.87 ft at 5:00PM Sep 24, 2018Observed: 2.87 ft at 5:15PM Sep 24, 2018Observed: 2.87 ft at 5:30PM Sep 24, 2018Observed: 2.87 ft at 5:45PM Sep 24, 2018Observed: 2.87 ft at 6:00PM Sep 24, 2018Observed: 2.87 ft at 6:15PM Sep 24, 2018Observed: 2.87 ft at 6:30PM Sep 24, 2018Observed: 2.87 ft at 6:45PM Sep 24, 2018Observed: 2.87 ft at 7:00PM Sep 24, 2018Observed: 2.87 ft at 7:15PM Sep 24, 2018Observed: 2.87 ft at 7:30PM Sep 24, 2018Observed: 2.86 ft at 7:45PM Sep 24, 2018Observed: 2.87 ft at 8:00PM Sep 24, 2018Observed: 2.86 ft at 8:15PM Sep 24, 2018Observed: 2.86 ft at 8:30PM Sep 24, 2018Observed: 2.86 ft at 8:45PM Sep 24, 2018Observed: 2.86 ft at 9:00PM Sep 24, 2018Observed: 2.86 ft at 9:15PM Sep 24, 2018Observed: 2.86 ft at 9:30PM Sep 24, 2018Observed: 2.86 ft at 9:45PM Sep 24, 2018Observed: 2.86 ft at 10:00PM Sep 24, 2018Observed: 2.87 ft at 10:15PM Sep 24, 2018Observed: 2.86 ft at 10:30PM Sep 24, 2018Observed: 2.86 ft at 10:45PM Sep 24, 2018Observed: 2.86 ft at 11:00PM Sep 24, 2018Observed: 2.86 ft at 11:15PM Sep 24, 2018Observed: 2.86 ft at 11:30PM Sep 24, 2018Observed: 2.86 ft at 11:45PM Sep 24, 2018Observed: 2.86 ft at 12:00AM Sep 25, 2018Observed: 2.86 ft at 12:15AM Sep 25, 2018Observed: 2.86 ft at 12:30AM Sep 25, 2018Observed: 2.86 ft at 12:45AM Sep 25, 2018Observed: 2.87 ft at 1:00AM Sep 25, 2018Observed: 2.87 ft at 1:15AM Sep 25, 2018Observed: 2.87 ft at 1:30AM Sep 25, 2018Observed: 2.87 ft at 1:45AM Sep 25, 2018Observed: 2.87 ft at 2:00AM Sep 25, 2018Observed: 2.87 ft at 2:15AM Sep 25, 2018Observed: 2.87 ft at 2:30AM Sep 25, 2018Observed: 2.87 ft at 2:45AM Sep 25, 2018Observed: 2.87 ft at 3:00AM Sep 25, 2018Observed: 2.87 ft at 3:15AM Sep 25, 2018Observed: 2.87 ft at 3:30AM Sep 25, 2018Observed: 2.87 ft at 3:45AM Sep 25, 2018Observed: 2.87 ft at 4:00AM Sep 25, 2018Observed: 2.87 ft at 4:15AM Sep 25, 2018Observed: 2.87 ft at 4:30AM Sep 25, 2018Observed: 2.87 ft at 4:45AM Sep 25, 2018Observed: 2.87 ft at 5:00AM Sep 25, 2018Observed: 2.87 ft at 5:15AM Sep 25, 2018Observed: 2.87 ft at 5:30AM Sep 25, 2018Observed: 2.87 ft at 5:45AM Sep 25, 2018Observed: 2.87 ft at 6:00AM Sep 25, 2018Observed: 2.87 ft at 6:15AM Sep 25, 2018Observed: 2.87 ft at 6:30AM Sep 25, 2018Observed: 2.87 ft at 6:45AM Sep 25, 2018Observed: 2.87 ft at 7:00AM Sep 25, 2018Observed: 2.87 ft at 7:15AM Sep 25, 2018Observed: 2.87 ft at 7:30AM Sep 25, 2018Observed: 2.87 ft at 7:45AM Sep 25, 2018Observed: 2.87 ft at 8:00AM Sep 25, 2018Observed: 2.87 ft at 8:15AM Sep 25, 2018Observed: 2.87 ft at 8:30AM Sep 25, 2018Observed: 2.87 ft at 8:45AM Sep 25, 2018Highest Observation: 2.88 ft at 9:00AM Sep 25, 2018Observed: 2.87 ft at 9:15AM Sep 25, 2018Highest Observation: 2.88 ft at 9:30AM Sep 25, 2018Observed: 2.87 ft at 9:45AM Sep 25, 2018Observed: 2.87 ft at 10:00AM Sep 25, 2018Highest Observation: 2.88 ft at 10:15AM Sep 25, 2018Highest Observation: 2.88 ft at 10:30AM Sep 25, 2018Highest Observation: 2.88 ft at 10:45AM Sep 25, 2018Highest Observation: 2.88 ft at 11:00AM Sep 25, 2018Highest Observation: 2.88 ft at 11:15AM Sep 25, 2018Highest Observation: 2.88 ft at 11:30AM Sep 25, 2018Highest Observation: 2.88 ft at 11:45AM Sep 25, 2018Highest Observation: 2.88 ft at 12:00PM Sep 25, 2018Highest Observation: 2.88 ft at 12:15PM Sep 25, 2018Highest Observation: 2.88 ft at 12:30PM Sep 25, 2018Highest Observation: 2.88 ft at 12:45PM Sep 25, 2018Highest Observation: 2.88 ft at 1:00PM Sep 25, 2018Highest Observation: 2.88 ft at 1:15PM Sep 25, 2018Observed: 2.87 ft at 1:30PM Sep 25, 2018Observed: 2.87 ft at 1:45PM Sep 25, 2018Observed: 2.87 ft at 2:00PM Sep 25, 2018Observed: 2.87 ft at 2:15PM Sep 25, 2018Observed: 2.87 ft at 2:30PM Sep 25, 2018Observed: 2.87 ft at 2:45PM Sep 25, 2018Observed: 2.87 ft at 3:00PM Sep 25, 2018Observed: 2.87 ft at 3:15PM Sep 25, 2018Observed: 2.87 ft at 3:30PM Sep 25, 2018Observed: 2.87 ft at 3:45PM Sep 25, 2018Observed: 2.87 ft at 4:00PM Sep 25, 2018Observed: 2.87 ft at 4:15PM Sep 25, 2018Observed: 2.87 ft at 4:30PM Sep 25, 2018Observed: 2.87 ft at 4:45PM Sep 25, 2018Observed: 2.87 ft at 5:00PM Sep 25, 2018Observed: 2.87 ft at 5:15PM Sep 25, 2018Observed: 2.87 ft at 5:30PM Sep 25, 2018Observed: 2.86 ft at 5:45PM Sep 25, 2018Observed: 2.86 ft at 6:00PM Sep 25, 2018Observed: 2.86 ft at 6:15PM Sep 25, 2018Observed: 2.86 ft at 6:30PM Sep 25, 2018Observed: 2.86 ft at 6:45PM Sep 25, 2018Observed: 2.86 ft at 7:00PM Sep 25, 2018Observed: 2.86 ft at 7:15PM Sep 25, 2018Observed: 2.86 ft at 7:30PM Sep 25, 2018Observed: 2.86 ft at 7:45PM Sep 25, 2018Observed: 2.86 ft at 8:00PM Sep 25, 2018Observed: 2.86 ft at 8:15PM Sep 25, 2018Observed: 2.86 ft at 8:30PM Sep 25, 2018Highest Forecast: 2.9 ft 11:00PM Sep 25, 2018Highest Forecast: 2.9 ft 5:00AM Sep 26, 2018Highest Forecast: 2.9 ft 11:00AM Sep 26, 2018Highest Forecast: 2.9 ft 5:00PM Sep 26, 2018Highest Forecast: 2.9 ft 11:00PM Sep 26, 2018Highest Forecast: 2.9 ft 5:00AM Sep 27, 2018Highest Forecast: 2.9 ft 11:00AM Sep 27, 2018Highest Forecast: 2.9 ft 5:00PM Sep 27, 2018Highest Forecast: 2.9 ft 11:00PM Sep 27, 2018Highest Forecast: 2.9 ft 5:00AM Sep 28, 2018Highest Forecast: 2.9 ft 11:00AM Sep 28, 2018Highest Forecast: 2.9 ft 5:00PM Sep 28, 2018Highest Forecast: 2.9 ft 11:00PM Sep 28, 2018Highest Forecast: 2.9 ft 5:00AM Sep 29, 2018Highest Forecast: 2.9 ft 11:00AM Sep 29, 2018Highest Forecast: 2.9 ft 5:00PM Sep 29, 2018Highest Forecast: 2.9 ft 11:00PM Sep 29, 2018Highest Forecast: 2.9 ft 5:00AM Sep 30, 2018USGS--Water Resources of the United StatesBTEC1(plotting HGIRG) Graph Created (9:15PM Sep 25, 2018)ObservedForecast (issued 7:37AM Sep 25)Latest observed value: 2.86 ft at 8:30 PM PDT 25-Sep-2018. Flood Stage is 16.5 ft
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Datum: Not Available
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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

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Recent Crests
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Low Water Records
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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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Monterey, CA 93943-5505
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