MEDIAN FLOW RATE · 1 YEAR
101cfs 41.8% vs avg
Optimal band: 74–100 cfs
PERIOD HIGH
111cfs
PERIOD LOW
72cfs
RUNNABLE
81%
last 1 year in band
Precipitation History
Your History · San Marcos Rv at San Marcos, TX
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Station Location
29.8891, -97.9342Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-06 00:00 UTC
Site #08170500·USGS
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