Waterlands
Arroyo Seco nr Pasadena Ca River
USGS · 11098000
ARROYO SECO NR PASADENA CA RIVER
USGS · 11098000LIVE

ARROYO SECO NR PASADENA CA

LOS ANGELES COUNTY, CA34.2222°N, -118.1776°W Updated 12 hr ago
FLOW RATE
1cfs
GAUGE HT
1.08ft
Flow Rate Historical Avg
MEDIAN FLOW RATE · 7 DAY
1cfs 28.2% vs avg
Optimal band: 1–1 cfs
PERIOD HIGH
3cfs
PERIOD LOW
1cfs
RUNNABLE
75%
last 7 day in band

Gauge Height

1.08ft
Precipitation History
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Station Location

34.2222, -118.1776
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DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #11098000·USGS

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