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USGS 08150700 Llano Rv nr Mason, TX

  Stream Site

DESCRIPTION:
Latitude 30°39'38",   Longitude 99°06'32"   NAD27
Mason County, Texas, Hydrologic Unit 12090204
Drainage area: 3,247 square miles
Contributing drainage area: 3,242 square miles,
Datum of gage: 1,225.60 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1997-10-02  2025-10-29  
 Daily Data
    Discharge, cubic feet per second  1968-03-07  2025-10-28  32536 
    Gage height, feet  1998-09-30  2025-10-27  9673 
 Daily Statistics 
    Discharge, cubic feet per second  1968-03-07  2025-05-18 19287 
    Gage height, feet  1998-09-30  2025-05-18 9513 
 Monthly Statistics 
    Discharge, cubic feet per second  1968-03  2025-05  
    Gage height, feet  1998-09  2025-05  
 Annual Statistics 
    Discharge, cubic feet per second  1968  2025  
    Gage height, feet  1998  2025  
 Peak streamflow 1889  2024-07-23  58 
 Field measurements 1968-01-19  2025-08-25  519 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 2000-10-24  2009-08-20  5 
 Water-Year Summary 2005  2024  20 
 Revisions  Loading...
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