Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

Click to hideNews Bulletins
  • Try our new Mobile-friendly water data site from your mobile device!
  • Full News RSS icon

  • USGS 08461300 Rio Grande bl Falcon Dam, TX

      Stream Site

    Latitude 26°33'25",   Longitude 99°10'05"   NAD27
    Starr County, Texas, Hydrologic Unit 13090001
    Drainage area: 159,270 square miles
    Contributing drainage area: 159,270 square miles,
    Datum of gage: 235 feet above   NGVD29.
    Data Type Begin Date End Date Count
     Peak streamflow 1953-08-27  1983-04-24  31 
     Field/Lab water-quality samples 1964-10-01  2005-06-28  355 

    Additional Data Sources

    Begin Date

    End Date

     Annual Water-Data Report (pdf)  **offsite** 2005  2005  1 
    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