ALAMEDA C FLOOD CHANNEL A UNION CITY CA

UNION CITY, CA37.5858°N, -122.0483°W Updated 22 hr ago

FLOW RATE

9cfs

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 YEAR

9cfs

Optimal band: 14–20 cfs

PERIOD HIGH

2,315cfs

PERIOD LOW

4cfs

RUNNABLE

21%

last 1 year in band

Precipitation History

Your History · ALAMEDA C FLOOD CHANNEL A UNION CITY CA

Track your history

Sign in to track your sessions at ALAMEDA C FLOOD CHANNEL A UNION CITY CA — best days, monthly trends, and time on the water.

37.5858, -122.0483

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC

Site #11180700·USGS

Create a free account to save favorites, set flow alerts, and track conditions