Lower Crystal Springs Reservoir at Dam, CA
River level and flood forecast · San Mateo County
Normal272.9 ftas of Tue 3:30 PM
The last 7 days and the forecast
NWS forecast issued Sun, Dec 31, 4 PM. Forecasts change as rain falls and as upstream water arrives.
Get flood alerts for this river
An email when the National Weather Service forecasts Lower Crystal Springs Reservoir at Dam to flood, when it floods, and when it's over.
Flood stages
| Near flood stage | 284 ft |
Up and down the river, and nearby
- San Mateo Creek below Lower Crystal Springs Reservoir NR San Mateo, CA
- Pilarcitos Creek below Stone Dam NR Hillsborough, CA
- Pilarcitos Creek above Stone Dam, CA
- Pilarcitos Creek below Pilarcitos Lake Spillway, CA
- Pilarcitos Lake, CA
- San Mateo Creek below Junction Box, CA
- San Mateo Creek above Junction Box, CA
- Pilarcitos Creek at Half Moon Bay, CA
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (CSRC1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.