Walnut C a Diamond Blvd Bridge near Concord CA

Contra Costa County, California · USGS gauge 11183670 · California river levels

Current readings are unavailable. Current flood status cannot be determined. Check the linked USGS and NWS sources for the latest information.

Gauge height
as of unknown
Streamflow
data refreshed 1 min ago

No National Weather Service flood stage is published for this gauge, so no flood category can be shown — why some gauges have no flood stage.

Nearby gauges

GaugeDistanceCounty
San Ramon C a San Ramon CA13.9 miContra Costa County
Sacramento River below Toland Landing near Rio Vista CA17.3 miSolano County
Cull C above Cull C Reservoir near Castro Valley CA17.4 miAlameda County
Crow C near Hayward CA18.3 miAlameda County
San Lorenzo C above Don Castro Reservoir near Castro V CA18.9 miAlameda County
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.

Sources: USGS monitoring location