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USGS 08171400 San Marcos Rv nr Martindale, TX

PROVISIONAL DATA SUBJECT TO REVISION

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Funding for this site is provided by the cooperators / programs below:
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Guadalupe-Blanco River Authority
Rainfall Disclaimer

retransmission, forecasts and summary of this location by the National Weather Service
Retransmission, forecasts and summary by the National Weather Service
This station managed by the San Antonio Field Unit.

Available Parameters Available Period
  
2011-05-19  2026-02-20
2011-05-19  2026-02-20
2024-07-11  2026-02-20







 (7)
 
  -- or --

 

 
Summary of all available data for this site
Instantaneous-data availability statement

Discharge, cubic feet per second
Most recent instantaneous value: 102 02-20-2026   00:45 CST
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Feb 20 based on 14 water years of record more
Min
(2025)		 Most Recent
Instantaneous
Value Feb 20		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Max
(2017)
96.0 102 133 174 235 262 793

Gage height, feet
Most recent instantaneous value: 7.35 02-20-2026   00:45 CST
Graph of Gage height, feet

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Precipitation, cumulative, inches
Most recent instantaneous value: 22.95 02-20-2026   00:45 CST
Graph of Precipitation, cumulative, inches

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