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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 Daily Values, Water-quality 1953-05-01 2003-01-22
Inorganics, Major, Metals Water-quality 1964-04-28 1983-04-18
Inorganics, Major, Non-metals Water-quality 1964-04-28 1983-04-18
Inorganics, Minor, Non-metals Water-quality 1970-11-03 1973-10-22
Nutrient Water-quality 1964-04-28 1973-10-22
Physical Daily Values, Unit Values, Water-quality 1964-04-28 2024-11-21
n/a USGS Annual Water Data Reports Site 2005-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 08125500 is associated with a Lake, Reservoir, Impoundment in Coke County, Texas. Current conditions of Lake or reservoir water surface elevation above NGVD 1929 are available. Water data back to 1953 are available online.

Datum of gage is 0.00 feet above NGVD 1929. To obtain reservoir water-surface elevations in NAVD 1988 add 0.88 feet to elevation values.
Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
08125500 n/a
Site name
Oak Ck Res nr Blackwell, TX n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 320226 n/a
DMS longitude 1001605 n/a
Decimal latitude 32.04069289 n/a
Decimal longitude -100.2684287 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
Coke County 081
Country US n/a
Land net location description n/a
Name of location map Blackwell, TX n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 0 feet n/a
Method altitude determined Reported method of determination. R
Altitude accuracy 1 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
12080008
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
238 square miles n/a
Contributing drainage area 238 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 n/a

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Texas Water Development Board
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USGS - Cooperative Matching Funds