USGS · 11182500

SAN RAMON C A SAN RAMON CA RIVER

USGS · 11182500LIVE

SAN RAMON C A SAN RAMON CA

SAN RAMON, CA37.7729°N, -121.9946°W Updated 47 min ago

FLOW RATE

0.08cfs

GAUGE HT

2.52ft

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

0.08cfs 66.0% vs avg

Optimal band: 0–0 cfs

PERIOD HIGH

0.1cfs

PERIOD LOW

0.05cfs

RUNNABLE

last 1 day in band

Gauge Height

2.52ft

Precipitation History

Precipitation · YTD

Wet

Wetter than normal

2026 to date

16.4in

+28% vs normal

16.45 in of precipitation so far this year, 28% above the 30-year normal of 12.86 in for this point in the season.

YTD Total

16.4in

This year so far

Normal to Date

12.9in

30-yr average

Typical Range

5.4–20.8in

10th–90th pct YTD

Departure

+28%

vs 30-yr normal

By Month

This year

Typical range

Normal

Jan: 3.50" · normal 3.68" (0.7–7.7)

Jan

Feb: 4.86" · normal 3.92" (0.4–7.5)

Feb

Mar: 0.52" · normal 2.94" (0.4–6.2)

Mar

Apr: 6.54" · normal 1.40" (0.3–2.6)

Apr

May: 0.98" · normal 0.77" (0.0–1.4)

May

Jun: 0.05" · normal 0.14" (0.0–0.3)

Jun

Jul: 0.00" (so far)· normal 0.03" (0.0–0.0)

Jul

Aug: normal 0.06" (0.0–0.1)

Aug

Sep: normal 0.08" (0.0–0.2)

Sep

Oct: normal 0.83" (0.0–2.5)

Oct

Nov: normal 1.79" (0.6–3.1)

Nov

Dec: normal 3.28" (0.4–6.4)

Dec

Baseline 1991–2020 · Source: Open-Meteo04:22 PM

Your History · SAN RAMON C A SAN RAMON CA

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Station Location

37.7729, -121.9946

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DATA · USGS · NOAA · NWSUPDATED 2026-07-07 16:45 UTC

Site #11182500·USGS

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