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USGS 08151500 Llano Rv at Llano, TX

  Stream Site

DESCRIPTION:
Latitude 30°45'04",   Longitude 98°40'10"   NAD27
Llano County, Texas, Hydrologic Unit 12090204
Drainage area: 4,197 square miles
Contributing drainage area: 4,192 square miles,
Datum of gage: 970.08 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1996-07-01  2025-12-17  
 Daily Data
    Discharge, cubic feet per second  1939-09-17  2025-12-16  44567 
    Gage height, feet  1996-11-20  2025-12-16  23487 
 Daily Statistics 
    Discharge, cubic feet per second  1939-09-17  2025-08-03 31368 
    Gage height, feet  1996-11-20  2025-08-03 10352 
 Monthly Statistics 
    Discharge, cubic feet per second  1939-09  2025-08  
    Gage height, feet  1996-11  2025-08  
 Annual Statistics 
    Discharge, cubic feet per second  1939  2025  
    Gage height, feet  1997  2025  
 Peak streamflow 1935-06-14  2024-07-24  86 
 Field measurements 1939-05-16  2025-12-09  1164 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1967-10-18  2001-08-09  71 
 Water-Year Summary 2005  2024  20 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Texas Water Science Center
Email questions about this site to Texas Water Science Center Water-Data Inquiries