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Hydrograph River at a Glance Download
San Lorenzo River (CA) at Lomond Street Bridge Stage (ft)Observed: 1.29 ft at 7:00PM Mar 25, 2024Observed: 1.07 ft at 7:15PM Mar 25, 2024Observed: 1.12 ft at 7:25PM Mar 25, 2024Observed: 1.12 ft at 7:30PM Mar 25, 2024Observed: 1.08 ft at 7:45PM Mar 25, 2024Observed: 1.17 ft at 8:00PM Mar 25, 2024Observed: 1.25 ft at 8:15PM Mar 25, 2024Observed: 1.24 ft at 8:25PM Mar 25, 2024Observed: 1.24 ft at 8:30PM Mar 25, 2024Observed: 1.24 ft at 8:45PM Mar 25, 2024Observed: 1.24 ft at 9:00PM Mar 25, 2024Observed: 1.24 ft at 9:15PM Mar 25, 2024Observed: 1.23 ft at 9:30PM Mar 25, 2024Observed: 1.24 ft at 9:45PM Mar 25, 2024Observed: 1.24 ft at 9:55PM Mar 25, 2024Observed: 1.24 ft at 10:00PM Mar 25, 2024Observed: 1.23 ft at 10:15PM Mar 25, 2024Observed: 1.23 ft at 10:30PM Mar 25, 2024Observed: 1.23 ft at 10:45PM Mar 25, 2024Observed: 1.22 ft at 10:55PM Mar 25, 2024Observed: 1.23 ft at 11:00PM Mar 25, 2024Observed: 1.23 ft at 11:15PM Mar 25, 2024Observed: 1.22 ft at 11:30PM Mar 25, 2024Observed: 1.22 ft at 11:45PM Mar 25, 2024Observed: 1.22 ft at 12:00AM Mar 26, 2024Observed: 1.22 ft at 12:15AM Mar 26, 2024Observed: 1.2 ft at 12:25AM Mar 26, 2024Observed: 1.2 ft at 12:30AM Mar 26, 2024Observed: 1.2 ft at 12:45AM Mar 26, 2024Observed: 1.2 ft at 12:55AM Mar 26, 2024Observed: 1.2 ft at 1:00AM Mar 26, 2024Observed: 1.2 ft at 1:15AM Mar 26, 2024Observed: 1.21 ft at 1:30AM Mar 26, 2024Observed: 1.21 ft at 1:45AM Mar 26, 2024Observed: 1.2 ft at 2:00AM Mar 26, 2024Observed: 1.2 ft at 2:11AM Mar 26, 2024Observed: 1.2 ft at 2:15AM Mar 26, 2024Observed: 1.2 ft at 2:30AM Mar 26, 2024Observed: 1.2 ft at 2:45AM Mar 26, 2024Observed: 1.2 ft at 3:15AM Mar 26, 2024Observed: 1.19 ft at 3:30AM Mar 26, 2024Observed: 1.19 ft at 3:45AM Mar 26, 2024Observed: 1.19 ft at 4:00AM Mar 26, 2024Observed: 1.19 ft at 4:15AM Mar 26, 2024Observed: 1.19 ft at 4:30AM Mar 26, 2024Observed: 1.18 ft at 4:41AM Mar 26, 2024Observed: 1.19 ft at 4:45AM Mar 26, 2024Observed: 1.18 ft at 5:00AM Mar 26, 2024Observed: 1.18 ft at 5:15AM Mar 26, 2024Observed: 1.18 ft at 5:30AM Mar 26, 2024Observed: 1.18 ft at 5:45AM Mar 26, 2024Observed: 1.18 ft at 6:00AM Mar 26, 2024Observed: 1.18 ft at 6:15AM Mar 26, 2024Observed: 1.18 ft at 6:30AM Mar 26, 2024Observed: 1.18 ft at 6:45AM Mar 26, 2024Observed: 1.18 ft at 6:55AM Mar 26, 2024Observed: 1.18 ft at 7:00AM Mar 26, 2024Observed: 1.17 ft at 7:15AM Mar 26, 2024Observed: 1.17 ft at 7:25AM Mar 26, 2024Observed: 1.18 ft at 7:30AM Mar 26, 2024Observed: 1.17 ft at 7:45AM Mar 26, 2024Observed: 1.17 ft at 7:55AM Mar 26, 2024Observed: 1.17 ft at 8:00AM Mar 26, 2024Observed: 1.17 ft at 8:15AM Mar 26, 2024Observed: 1.19 ft at 8:30AM Mar 26, 2024Observed: 1.18 ft at 8:41AM Mar 26, 2024Observed: 1.18 ft at 8:45AM Mar 26, 2024Observed: 1.18 ft at 9:00AM Mar 26, 2024Observed: 1.17 ft at 9:15AM Mar 26, 2024Observed: 1.17 ft at 9:30AM Mar 26, 2024Observed: 1.17 ft at 9:45AM Mar 26, 2024Observed: 1.16 ft at 9:55AM Mar 26, 2024Observed: 1.17 ft at 10:00AM Mar 26, 2024Observed: 1.17 ft at 10:15AM Mar 26, 2024Observed: 1.17 ft at 10:30AM Mar 26, 2024Observed: 1.17 ft at 10:45AM Mar 26, 2024Observed: 1.16 ft at 11:00AM Mar 26, 2024Observed: 1.16 ft at 11:15AM Mar 26, 2024Observed: 1.16 ft at 11:30AM Mar 26, 2024Observed: 1.16 ft at 11:45AM Mar 26, 2024Observed: 1.18 ft at 12:00PM Mar 26, 2024Observed: 1.17 ft at 12:15PM Mar 26, 2024Observed: 1.17 ft at 12:30PM Mar 26, 2024Observed: 1.17 ft at 12:45PM Mar 26, 2024Observed: 1.17 ft at 1:00PM Mar 26, 2024Observed: 1.17 ft at 1:15PM Mar 26, 2024Observed: 1.16 ft at 1:30PM Mar 26, 2024Observed: 1.21 ft at 1:45PM Mar 26, 2024Observed: 1.23 ft at 2:00PM Mar 26, 2024Observed: 1.19 ft at 2:15PM Mar 26, 2024Observed: 1.21 ft at 2:30PM Mar 26, 2024Observed: 0.81 ft at 2:37PM Mar 26, 2024Observed: 1.18 ft at 2:39PM Mar 26, 2024Observed: 1.19 ft at 2:40PM Mar 26, 2024Observed: 1.25 ft at 2:41PM Mar 26, 2024Observed: 1.25 ft at 2:45PM Mar 26, 2024Observed: 1.14 ft at 3:00PM Mar 26, 2024Observed: 1.1 ft at 3:15PM Mar 26, 2024Observed: 1.26 ft at 3:25PM Mar 26, 2024Observed: 1.26 ft at 3:30PM Mar 26, 2024Observed: 1.27 ft at 3:45PM Mar 26, 2024Observed: 1.26 ft at 3:55PM Mar 26, 2024Observed: 1.26 ft at 4:00PM Mar 26, 2024Observed: 1.26 ft at 4:15PM Mar 26, 2024Observed: 0.78 ft at 4:23PM Mar 26, 2024Observed: 1.08 ft at 4:25PM Mar 26, 2024Observed: 1.08 ft at 4:30PM Mar 26, 2024Observed: 0.93 ft at 4:45PM Mar 26, 2024Observed: 0.96 ft at 4:55PM Mar 26, 2024Observed: 0.97 ft at 5:00PM Mar 26, 2024Observed: 1.01 ft at 5:15PM Mar 26, 2024Observed: 1.04 ft at 5:25PM Mar 26, 2024Observed: 1.05 ft at 5:30PM Mar 26, 2024Observed: 1.06 ft at 5:45PM Mar 26, 2024Observed: 1.04 ft at 6:00PM Mar 26, 2024Observed: 1.04 ft at 6:15PM Mar 26, 2024Observed: 1.03 ft at 6:25PM Mar 26, 2024Observed: 1.04 ft at 6:30PM Mar 26, 2024Observed: 1.11 ft at 6:45PM Mar 26, 2024Observed: 1.23 ft at 7:00PM Mar 26, 2024Observed: 1.19 ft at 7:15PM Mar 26, 2024Observed: 0.98 ft at 7:20PM Mar 26, 2024Observed: 1.19 ft at 7:30PM Mar 26, 2024Observed: 1.16 ft at 7:41PM Mar 26, 2024Observed: 1.16 ft at 7:45PM Mar 26, 2024Observed: 1.13 ft at 8:00PM Mar 26, 2024Observed: 0.97 ft at 8:05PM Mar 26, 2024Observed: 1.19 ft at 8:15PM Mar 26, 2024Observed: 1.04 ft at 8:25PM Mar 26, 2024Observed: 1.04 ft at 8:30PM Mar 26, 2024Observed: 1.2 ft at 8:45PM Mar 26, 2024Observed: 1.21 ft at 9:00PM Mar 26, 2024Observed: 1.19 ft at 9:11PM Mar 26, 2024Observed: 1.2 ft at 9:15PM Mar 26, 2024Observed: 1.21 ft at 9:30PM Mar 26, 2024Observed: 1.2 ft at 9:41PM Mar 26, 2024Observed: 1.21 ft at 9:45PM Mar 26, 2024Observed: 1.2 ft at 10:00PM Mar 26, 2024Observed: 1.2 ft at 10:11PM Mar 26, 2024Observed: 1.2 ft at 10:15PM Mar 26, 2024Observed: 1.2 ft at 10:30PM Mar 26, 2024Observed: 1.2 ft at 10:45PM Mar 26, 2024Observed: 1.18 ft at 10:55PM Mar 26, 2024Observed: 1.19 ft at 11:00PM Mar 26, 2024Observed: 1.18 ft at 11:15PM Mar 26, 2024Observed: 1.19 ft at 11:30PM Mar 26, 2024Observed: 1.17 ft at 11:45PM Mar 26, 2024Observed: 1.18 ft at 12:00AM Mar 27, 2024Observed: 1.18 ft at 12:11AM Mar 27, 2024Observed: 1.18 ft at 12:15AM Mar 27, 2024Observed: 1.18 ft at 12:25AM Mar 27, 2024Observed: 1.18 ft at 12:30AM Mar 27, 2024Observed: 0.97 ft at 12:40AM Mar 27, 2024Observed: 1.24 ft at 12:45AM Mar 27, 2024Observed: 1.24 ft at 1:00AM Mar 27, 2024Observed: 1.24 ft at 1:15AM Mar 27, 2024Observed: 1.24 ft at 1:30AM Mar 27, 2024Observed: 1.24 ft at 1:45AM Mar 27, 2024Observed: 1.24 ft at 1:55AM Mar 27, 2024Observed: 1.24 ft at 2:00AM Mar 27, 2024Observed: 1.24 ft at 2:15AM Mar 27, 2024Observed: 1.22 ft at 2:25AM Mar 27, 2024Observed: 1.23 ft at 2:30AM Mar 27, 2024Observed: 1.23 ft at 2:41AM Mar 27, 2024Observed: 1.23 ft at 2:45AM Mar 27, 2024Observed: 1.09 ft at 2:55AM Mar 27, 2024Observed: 1.09 ft at 3:00AM Mar 27, 2024Observed: 1.09 ft at 3:15AM Mar 27, 2024Observed: 1.09 ft at 3:30AM Mar 27, 2024Observed: 1.09 ft at 3:41AM Mar 27, 2024Observed: 1.09 ft at 3:45AM Mar 27, 2024Observed: 1.1 ft at 4:00AM Mar 27, 2024Observed: 1.11 ft at 4:15AM Mar 27, 2024Observed: 1.11 ft at 4:30AM Mar 27, 2024Observed: 1.1 ft at 4:45AM Mar 27, 2024Observed: 1.1 ft at 4:55AM Mar 27, 2024Observed: 1.11 ft at 5:00AM Mar 27, 2024Observed: 1.11 ft at 5:15AM Mar 27, 2024Observed: 1.11 ft at 5:30AM Mar 27, 2024Observed: 1.11 ft at 5:45AM Mar 27, 2024Observed: 1.1 ft at 6:00AM Mar 27, 2024Observed: 1.1 ft at 6:15AM Mar 27, 2024Observed: 1.11 ft at 6:30AM Mar 27, 2024Observed: 1.11 ft at 6:45AM Mar 27, 2024Observed: 1.09 ft at 7:00AM Mar 27, 2024Observed: 1.08 ft at 7:11AM Mar 27, 2024Observed: 1.08 ft at 7:15AM Mar 27, 2024Observed: 1.09 ft at 7:30AM Mar 27, 2024Observed: 1.11 ft at 7:45AM Mar 27, 2024Observed: 1.11 ft at 8:00AM Mar 27, 2024Observed: 1.12 ft at 8:11AM Mar 27, 2024Observed: 1.12 ft at 8:15AM Mar 27, 2024Observed: 1.12 ft at 8:25AM Mar 27, 2024Observed: 1.12 ft at 8:30AM Mar 27, 2024Observed: 1.09 ft at 8:41AM Mar 27, 2024Observed: 1.09 ft at 8:45AM Mar 27, 2024Observed: 1.15 ft at 9:00AM Mar 27, 2024Observed: 1.12 ft at 9:11AM Mar 27, 2024Observed: 1.12 ft at 9:15AM Mar 27, 2024Observed: 1.1 ft at 9:25AM Mar 27, 2024Observed: 1.11 ft at 9:30AM Mar 27, 2024Observed: 1.1 ft at 9:41AM Mar 27, 2024Observed: 1.11 ft at 9:45AM Mar 27, 2024Observed: 1.12 ft at 10:00AM Mar 27, 2024Observed: 1.11 ft at 10:15AM Mar 27, 2024Observed: 1.11 ft at 10:30AM Mar 27, 2024Observed: 1.12 ft at 10:45AM Mar 27, 2024Observed: 1.12 ft at 10:55AM Mar 27, 2024Observed: 1.12 ft at 11:00AM Mar 27, 2024Observed: 1.12 ft at 11:11AM Mar 27, 2024Observed: 1.13 ft at 11:15AM Mar 27, 2024Observed: 1.13 ft at 11:25AM Mar 27, 2024Observed: 1.13 ft at 11:30AM Mar 27, 2024Observed: 1.12 ft at 11:41AM Mar 27, 2024Observed: 1.12 ft at 11:45AM Mar 27, 2024Observed: 1.12 ft at 12:00PM Mar 27, 2024Observed: 1.12 ft at 12:11PM Mar 27, 2024Observed: 1.13 ft at 12:15PM Mar 27, 2024Observed: 1.16 ft at 12:25PM Mar 27, 2024Observed: 1.16 ft at 12:30PM Mar 27, 2024Observed: 1.18 ft at 12:45PM Mar 27, 2024Observed: 1.19 ft at 1:00PM Mar 27, 2024Observed: 1.2 ft at 1:15PM Mar 27, 2024Observed: 1.19 ft at 1:25PM Mar 27, 2024Observed: 1.2 ft at 1:30PM Mar 27, 2024Observed: 1.19 ft at 1:45PM Mar 27, 2024Observed: 1.17 ft at 2:00PM Mar 27, 2024Observed: 1.16 ft at 2:11PM Mar 27, 2024Observed: 1.17 ft at 2:15PM Mar 27, 2024Observed: 1.16 ft at 2:30PM Mar 27, 2024Observed: 1.14 ft at 2:45PM Mar 27, 2024Observed: 1.24 ft at 3:00PM Mar 27, 2024Observed: 1.2 ft at 3:11PM Mar 27, 2024Observed: 1.21 ft at 3:15PM Mar 27, 2024Observed: 1.21 ft at 3:30PM Mar 27, 2024Observed: 1.2 ft at 3:45PM Mar 27, 2024Observed: 1.2 ft at 4:00PM Mar 27, 2024Observed: 1.2 ft at 4:15PM Mar 27, 2024Observed: 1.21 ft at 4:30PM Mar 27, 2024Observed: 1.21 ft at 4:45PM Mar 27, 2024Observed: 1.2 ft at 4:55PM Mar 27, 2024Observed: 1.21 ft at 5:00PM Mar 27, 2024Observed: 1.2 ft at 5:15PM Mar 27, 2024Observed: 1.2 ft at 5:25PM Mar 27, 2024Observed: 1.21 ft at 5:30PM Mar 27, 2024Observed: 1.21 ft at 5:45PM Mar 27, 2024Observed: 1.21 ft at 6:00PM Mar 27, 2024Observed: 1.2 ft at 6:11PM Mar 27, 2024Observed: 1.21 ft at 6:15PM Mar 27, 2024Observed: 1.21 ft at 6:30PM Mar 27, 2024Observed: 1.21 ft at 6:45PM Mar 27, 2024Observed: 1.22 ft at 7:00PM Mar 27, 2024Observed: 1.22 ft at 7:15PM Mar 27, 2024Observed: 1.22 ft at 7:30PM Mar 27, 2024Observed: 1.22 ft at 7:45PM Mar 27, 2024Observed: 1.22 ft at 8:00PM Mar 27, 2024Observed: 1.22 ft at 8:15PM Mar 27, 2024Observed: 1.22 ft at 8:30PM Mar 27, 2024Observed: 1.22 ft at 8:45PM Mar 27, 2024Observed: 1.23 ft at 9:00PM Mar 27, 2024Observed: 1.23 ft at 9:15PM Mar 27, 2024Observed: 1.24 ft at 9:30PM Mar 27, 2024Observed: 1.23 ft at 9:45PM Mar 27, 2024Observed: 1.24 ft at 10:00PM Mar 27, 2024Observed: 1.24 ft at 10:15PM Mar 27, 2024Observed: 1.26 ft at 10:30PM Mar 27, 2024Observed: 1.28 ft at 10:45PM Mar 27, 2024Observed: 1.28 ft at 11:00PM Mar 27, 2024Observed: 1.28 ft at 11:15PM Mar 27, 2024Observed: 1.29 ft at 11:30PM Mar 27, 2024Observed: 1.29 ft at 11:45PM Mar 27, 2024Observed: 1.32 ft at 12:00AM Mar 28, 2024Observed: 1.37 ft at 12:15AM Mar 28, 2024Observed: 1.4 ft at 12:30AM Mar 28, 2024Observed: 1.45 ft at 12:45AM Mar 28, 2024Observed: 1.5 ft at 12:55AM Mar 28, 2024Observed: 1.51 ft at 1:00AM Mar 28, 2024Observed: 1.54 ft at 1:11AM Mar 28, 2024Observed: 1.54 ft at 1:15AM Mar 28, 2024Observed: 1.6 ft at 1:25AM Mar 28, 2024Observed: 1.61 ft at 1:30AM Mar 28, 2024Observed: 1.68 ft at 1:45AM Mar 28, 2024Observed: 1.73 ft at 2:00AM Mar 28, 2024Observed: 1.73 ft at 2:15AM Mar 28, 2024Observed: 1.72 ft at 2:30AM Mar 28, 2024Highest Observation: 1.81 ft at 2:45AM Mar 28, 2024Observed: 1.8 ft at 3:00AM Mar 28, 2024Observed: 1.79 ft at 3:15AM Mar 28, 2024Observed: 1.78 ft at 3:30AM Mar 28, 2024Observed: 1.76 ft at 3:45AM Mar 28, 2024Observed: 1.73 ft at 4:00AM Mar 28, 2024Observed: 1.71 ft at 4:15AM Mar 28, 2024Observed: 1.68 ft at 4:30AM Mar 28, 2024Observed: 1.57 ft at 4:45AM Mar 28, 2024Observed: 1.57 ft at 5:00AM Mar 28, 2024Observed: 1.58 ft at 5:15AM Mar 28, 2024Observed: 1.61 ft at 5:25AM Mar 28, 2024Observed: 1.61 ft at 5:30AM Mar 28, 2024Observed: 1.63 ft at 5:45AM Mar 28, 2024Observed: 1.6 ft at 6:00AM Mar 28, 2024Observed: 1.59 ft at 6:15AM Mar 28, 2024Observed: 1.59 ft at 6:30AM Mar 28, 2024Observed: 1.59 ft at 6:41AM Mar 28, 2024Observed: 1.6 ft at 6:45AM Mar 28, 2024Observed: 1.58 ft at 6:55AM Mar 28, 2024Observed: 1.59 ft at 7:00AM Mar 28, 2024Observed: 1.6 ft at 7:15AM Mar 28, 2024Observed: 1.6 ft at 7:25AM Mar 28, 2024Observed: 1.6 ft at 7:30AM Mar 28, 2024Observed: 1.58 ft at 7:45AM Mar 28, 2024Observed: 1.58 ft at 8:00AM Mar 28, 2024Observed: 1.58 ft at 8:15AM Mar 28, 2024Observed: 1.57 ft at 8:25AM Mar 28, 2024Observed: 1.57 ft at 8:30AM Mar 28, 2024Observed: 1.58 ft at 8:45AM Mar 28, 2024Observed: 1.56 ft at 8:55AM Mar 28, 2024Observed: 1.57 ft at 9:00AM Mar 28, 2024Observed: 1.55 ft at 9:15AM Mar 28, 2024Observed: 1.54 ft at 9:30AM Mar 28, 2024Observed: 1.54 ft at 9:45AM Mar 28, 2024Observed: 1.53 ft at 10:00AM Mar 28, 2024Observed: 1.51 ft at 10:11AM Mar 28, 2024Observed: 1.51 ft at 10:15AM Mar 28, 2024Observed: 1.51 ft at 10:30AM Mar 28, 2024Observed: 1.5 ft at 10:41AM Mar 28, 2024Observed: 1.5 ft at 10:45AM Mar 28, 2024Observed: 1.5 ft at 10:55AM Mar 28, 2024Observed: 1.5 ft at 11:00AM Mar 28, 2024Observed: 1.49 ft at 11:15AM Mar 28, 2024Observed: 1.49 ft at 11:30AM Mar 28, 2024Observed: 1.48 ft at 11:45AM Mar 28, 2024Observed: 1.47 ft at 12:00PM Mar 28, 2024Observed: 1.47 ft at 12:15PM Mar 28, 2024Observed: 1.31 ft at 12:25PM Mar 28, 2024Observed: 1.31 ft at 12:30PM Mar 28, 2024Observed: 1.26 ft at 12:45PM Mar 28, 2024Observed: 1.24 ft at 1:00PM Mar 28, 2024Observed: 1.47 ft at 1:05PM Mar 28, 2024Observed: 1.45 ft at 1:15PM Mar 28, 2024Observed: 1.42 ft at 1:25PM Mar 28, 2024Observed: 1.43 ft at 1:30PM Mar 28, 2024Observed: 1.41 ft at 1:41PM Mar 28, 2024Observed: 1.41 ft at 1:45PM Mar 28, 2024Observed: 1.48 ft at 2:00PM Mar 28, 2024Observed: 1.46 ft at 2:11PM Mar 28, 2024Observed: 1.46 ft at 2:15PM Mar 28, 2024Observed: 1.45 ft at 2:30PM Mar 28, 2024Observed: 1.45 ft at 2:45PM Mar 28, 2024Observed: 1.45 ft at 3:00PM Mar 28, 2024Observed: 1.45 ft at 3:15PM Mar 28, 2024Observed: 1.45 ft at 3:30PM Mar 28, 2024Observed: 1.44 ft at 3:45PM Mar 28, 2024Observed: 1.44 ft at 3:55PM Mar 28, 2024Observed: 1.44 ft at 4:00PM Mar 28, 2024Observed: 1.43 ft at 4:15PM Mar 28, 2024Observed: 1.43 ft at 4:30PM Mar 28, 2024Observed: 1.42 ft at 4:45PM Mar 28, 2024Observed: 1.42 ft at 5:00PM Mar 28, 2024Observed: 1.42 ft at 5:11PM Mar 28, 2024Observed: 1.43 ft at 5:15PM Mar 28, 2024Observed: 1.42 ft at 5:30PM Mar 28, 2024Observed: 1.42 ft at 5:45PM Mar 28, 2024Observed: 1.41 ft at 6:00PM Mar 28, 2024Observed: 1.41 ft at 6:15PM Mar 28, 2024Observed: 1.4 ft at 6:30PM Mar 28, 2024IWNC1(plotting HGIRR) Graph Created (6:45PM Mar 28, 2024)ObservedLatest observed value: 1.4 ft at 6:30 PM PDT 28-Mar-2024. Flood Stage is 24 ft
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About this graph
Tabular Data (UTC)
Tabular Data (PDT)
XML Data
RSS Files
Datum: Not Available
Metadata
NOTE: Graphical forecasts are not available for the San Lorenzo River (CA) at Lomond Street Bridge. During times of high water, forecast crest information can be found in the text products.
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Flood Categories (in feet)
Major Flood Stage: 28
Moderate Flood Stage: 26
Flood Stage: 24
Action Stage: 21
Low Stage (in feet): -9999

Historic Crests
Currently none available.

Recent Crests
Currently none available.

Low Water Records
Currently none available.
Zoom Level:16
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
28 Major Flooding. Major flooding of homes and businesses in downtown Boulder Creek between Railroad Avenue and the San Lorenzo River and riverfront properties both up- and downstream of the town center. Highway 9 is not expected to flood at these levels, but could be damaged and/or blocked by slides and other hazards.
26 Moderate Flooding. Increased inundation of downtown Boulder Creek between Railroad Avenue and the San Lorenzo River, and of riverfront properties along Irwin Way, Camp Joy Road, and Lorenzo Avenue.
24 Minor Flooding. Lomond Street/Irwin Way begins to flood. As flood water rise, inundation may expand westward into E Lomond Street, Middleton Ave, and Junction Ave. Riverfront homes along Irwin Way, Camp Joy Road, and Lorenzo Avenue may be flooded. NWS will issue a Flash Flood Warning, if not yet already issued.
21 Monitor Stage. Water reaches bridge chord. Backwatering is possible. Flood wave travel time from Boulder Creek to the Big Trees gage in Felton, near Felton Grove, is 30 to 145 minutes. NWS may issue a Flash Flood Watch, if not yet already issued.
About This Location Collapse

Latitude: 37.125833° N, Longitude: 122.118889° W, Horizontal Datum: NAD83/WGS84

River Stage
Reference Frame
Gauge Height Flood Stage Uses
NWS stage 0 ft 24 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  
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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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Page last modified: 2-Nov-2020 7:27 PM
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