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USGS 08181400 Helotes Ck at Helotes, TX

  Stream Site

DESCRIPTION:
Latitude 29°34'42",   Longitude 98°41'29"   NAD27
Bexar County, Texas, Hydrologic Unit 12100302
Drainage area: 15.0 square miles
Contributing drainage area: 15.0 square miles,
Datum of gage: 1,014.82 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1991-12-18  2017-06-27  
 Daily Data
    Discharge, cubic feet per second  1986-10-01  2017-06-26  28799 
    Gage height, feet  1997-05-06  2017-06-26  20462 
 Daily Statistics 
    Discharge, cubic feet per second  1968-06-01  2017-01-27 17409 
    Gage height, feet  1997-05-06  2017-01-27 6674 
 Monthly Statistics 
    Discharge, cubic feet per second  1968-06  2017-01  
    Gage height, feet  1997-05  2017-01  
 Annual Statistics 
    Discharge, cubic feet per second  1968  2017  
    Gage height, feet  1997  2017  
 Peak streamflow 1969-05-16  2015-10-10  48 
 Field measurements 1968-09-05  2017-05-30  249 
 Field/Lab water-quality samples 1969-05-12  2015-10-30  133 
 Water-Year Summary 2005  2016  12 

Additional Data Sources
Begin Date
End Date
Count
 Instantaneous-Data Archive  **offsite** 1991-12-18  2007-09-30  493778 
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