San Lorenzo C a Hayward CA
Is San Lorenzo C a Hayward CA flooding right now?
San Lorenzo C a Hayward CA measured 2.60 ft on 2026-09-11 01:35:00 UTC. That observation was 22.0 ft below its 24.64 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
2.60 ft
Streamflow
0 cfs
Minor flooding here begins at 24.64 ft, with major flooding at 33 ft.
Flood forecast
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 20.85 ft | 18.3 ft below |
| Minor flood | 24.64 ft | 22.0 ft below |
| Moderate flood | 29.64 ft | 27.0 ft below |
| Major flood | 33 ft | 30.4 ft below |
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Castro Valley C a Hayward CA | 1.0 mi | Alameda County |
| San Lorenzo C above Don Castro Reservoir near Castro V CA | 1.3 mi | Alameda County |
| Crow C near Hayward CA | 1.7 mi | Alameda County |
| Cull C above Cull C Reservoir near Castro Valley CA | 2.3 mi | Alameda County |
| San Lorenzo C a San Lorenzo CA | 4.1 mi | Alameda County |
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Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.