USGS Current Conditions for USGS 08171400 San Marcos Rv nr Martindale, TX x

USGS 08171400 San Marcos Rv nr Martindale, TX

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Guadalupe-Blanco River Authority

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Retransmission, forecasts and summary by the National Weather Service

This station managed by the San Antonio Field Unit.

Available Parameters	Available Period
All 3 Available Parameters for this site
00060 Discharge	2011-05-19	2026-02-25
00065 Gage height	2011-05-19	2026-02-25
72192 Precipitation, cumul	2024-07-11	2026-02-25

Days (7)

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Begin date

End date

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

Most recent instantaneous value: 102 02-25-2026 01:45 CST

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**Daily discharge, cubic feet per second -- statistics for Feb 25 based on 14 water years of record more**
Min (2023)	Most Recent Instantaneous Value Feb 25	25th percen- tile	Median	Mean	75th percen- tile	Max (2017)
87.3	102	128	173	209	238	524

Most recent instantaneous value: 7.35 02-25-2026 01:45 CST

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Most recent instantaneous value: 22.95 02-25-2026 01:45 CST

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U.S. Department of the Interior | U.S. Geological Survey
Title: USGS Current Conditions for Texas
URL: https://waterdata.usgs.gov/tx/nwis/uv?

Page Contact Information: Texas Water Data Support Team
Page Last Modified: 2026-02-25 03:39:27 EST
3.87 3.19 vaww02