Castro Valley C a Hayward CA
Is Castro Valley C a Hayward CA flooding right now?
Castro Valley C a Hayward CA measured 0.64 ft on 2026-09-11 01:20:00 UTC. No NWS minor flood stage is published for this gauge.
Gauge height
0.64 ft
Streamflow
0 cfs
The highest crest on record was 9.05 ft on Tue, Feb 3, 1998.
Highest crests on record
| Stage | Date |
|---|---|
| 9.05 ft | 1998-02-03 |
| 8.51 ft | 1983-01-23 |
| 8.3 ft | 1997-01-02 |
| 8.23 ft | 1993-01-20 |
| 7.76 ft | 1989-10-23 |
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| San Lorenzo C a Hayward CA | 1.0 mi | Alameda County |
| San Lorenzo C above Don Castro Reservoir near Castro V CA | 2.2 mi | Alameda County |
| Crow C near Hayward CA | 2.6 mi | Alameda County |
| Cull C above Cull C Reservoir near Castro Valley CA | 3.0 mi | Alameda County |
| San Lorenzo C a San Lorenzo CA | 3.3 mi | Alameda County |
Get a flood alert for this gauge
Free email alerts when this gauge approaches flood stage are coming soon. Leave your email and you'll be first in line.
One email when alerts launch, then only flood notifications. No spam, unsubscribe anytime.
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.