MEDIAN FLOW RATE · 1 YEAR
53cfs 32.8% vs avg
Optimal band: 117–159 cfs
PERIOD HIGH
9,367cfs
PERIOD LOW
4cfs
RUNNABLE
7%
last 1 year in band
Precipitation History
Your History · Rio Grande nr Castolon, TX
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Station Location
29.1380, -103.5249Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-05 00:00 UTC
Site #08374550·USGS
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