USGS 08170500 San Marcos Rv at San Marcos, TX

PROVISIONAL DATA SUBJECT TO REVISION

Click to hidestation-specific text
Funding for this site is provided by the cooperators / programs below:
Click to go to the Edwards Aquifer Authority web page

Edwards Aquifer Authority

 Click to go to the Groundwater and Streamflow Information Program (GWSIP) web page

Groundwater and Streamflow Information Program (GWSIP)
 

retransmission, forecasts and summary of this location by the National Weather Service
Retransmission, forecasts and summary by the National Weather Service

The elevation of this station has been determined to be 557.67 feet above NAVD 1988. To obtain stream water-surface elevation values in NAVD 1988 add 557.67 feet to gage height values.

This station managed by the San Antonio Field Unit.

Available Parameters Available Period
  
1994-10-01  2025-09-28
2007-10-01  2025-09-28







 (7)
 
  -- or --

 

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

Discharge, cubic feet per second
Most recent instantaneous value: 87.7 09-28-2025   12:45 CDT
Graph of Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Sep 28 based on 30 water years of record more
Min
(2023)		 Most Recent
Instantaneous
Value Sep 28		 25th
percen-
tile		 Median Mean 75th
percen-
tile		 Max
(2007)
69.8 87.7 109 159 165 208 360

Gage height, feet
Most recent instantaneous value: 3.61 09-28-2025   12:45 CDT
Graph of Gage height, feet

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