Waterlands
Rio Grande River
CO DWR · RIOALACO
RIO GRANDE RIVER
CO DWR · RIOALACOLIVE

Rio Grande At Alamosa

COLORADO37.4808°N, -105.8780°W Updated 1 d ago
FLOW RATE
10cfs
Flow Rate Historical Avg
MEDIAN FLOW RATE · 30 DAY
10cfs
Optimal band: 27–37 cfs
PERIOD HIGH
50cfs
PERIOD LOW
10cfs
RUNNABLE
33%
last 30 day in band
Precipitation History
Your History · Rio Grande At Alamosa

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Station Location

37.4808, -105.8780
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DATA · CO DWR · NOAA · NWSUPDATED 2026-07-04 00:00 UTC
Site #RIOALACO·CO DWR

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