Nathanson C a Sonoma CA

Sonoma County, California · USGS gauge 11458600 · NWS NTSC1 · California river levels

Is Nathanson C a Sonoma CA flooding right now?

Nathanson C a Sonoma CA measured -0.20 ft on 2026-09-11 01:15:00 UTC. No NWS minor flood stage is published for this gauge.

Gauge height
-0.20 ft
as of 49 min ago
Streamflow
data refreshed 2 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
Sonoma C a Agua Caliente CA3.6 miSonoma County
Napa River near Napa CA10.2 miNapa County
Petaluma River a Copland Pumping Station a Petaluma CA10.4 miSonoma County
Sonoma Creek a Kenwood CA11.1 miSonoma County
Novato C a Novato CA13.7 miMarin 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 · NWS gauge & forecast