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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1978-09-14 2010-01-27
Inorganics, Major, Metals Water-quality 1978-07-13 2010-01-27
Inorganics, Major, Non-metals Water-quality 1978-07-13 2010-01-27
Inorganics, Minor, Non-metals Water-quality 1978-08-16 2010-01-27
Inorganics, Minor, metals Water-quality 1978-08-16 2010-01-27
Nutrient Water-quality 1978-07-13 2010-01-27
Organics, PCBs Water-quality 1978-08-16 1983-08-23
Organics, other Water-quality 1978-07-13 2010-01-27
Organics, pesticide Water-quality 1978-08-16 2010-01-27
Physical Daily Values, Unit Values, Water-quality 1978-07-13 2024-11-19
Radiochemistry Water-quality 1981-01-12 2010-01-27
n/a Peak Measurements 1932-01-01 2023-04-06
n/a Site Visits 1978-06-06 2024-07-01
n/a USGS Annual Water Data Reports Site 2005-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 08206600 is associated with a Stream in McMullen County, Texas. Current conditions of Discharge and Gage height are available. Water data back to 1932 are available online.

The elevation of this station has been determined to be 212.6 feet above NAVD 1988. To obtain stream water-surface elevation values in NAVD 1988 add 212.66 feet to gage height values
Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
08206600 n/a
Site name
Frio Rv at Tilden, TX n/a
Site type
Stream
ST
DMS latitude 282802 n/a
DMS longitude 0983250 n/a
Decimal latitude 28.46749279 n/a
Decimal longitude -98.5475174 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 5 sec. F
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Texas 48
State
Texas 48
County
McMullen County 311
Country US n/a
Land net location description n/a
Name of location map Tilden, TX n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 212.66 feet n/a
Method altitude determined GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System X
Altitude accuracy .23 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
12110108
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
4493 square miles n/a
Contributing drainage area 4493 square miles n/a
Time Zone abbreviation CST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
Data-other GW files NYNNNNNN n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number 8653-00170 n/a

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