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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 1979-11-16 2005-08-31
Inorganics, Major, Metals Water-quality 1985-09-19 1985-10-03
Organics, PCBs Water-quality 1979-11-16 1981-11-18
Organics, other Water-quality 1979-11-16 1981-11-18
Organics, pesticide Water-quality 1979-11-16 1981-11-18
Physical Daily Values, Unit Values, Water-quality 1939-01-21 2024-11-21
Sediment Water-quality 1979-08-22 1987-08-18
n/a Peak Measurements 1939-04-17 2022-01-09
n/a Site Visits 2001-01-09 2024-10-23
n/a USGS Annual Water Data Reports Site 2006-01-01 2023-01-01
Water Data for the Nation inventory

Monitoring location 07025400 is associated with a Stream in Weakley County, Tennessee. Current conditions of Discharge and Gage height are available. Water data back to 1939 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
07025400 n/a
Site name
NORTH FORK OBION RIVER NEAR MARTIN, TN (CE) n/a
Site type
Stream
ST
DMS latitude 362418.89 n/a
DMS longitude 0885116.95 n/a
Decimal latitude 36.40533398 n/a
Decimal longitude -88.8547618 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - .5 sec (PLGR/PPS GPS). 5
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Tennessee 47
State
Tennessee 47
County
Weakley County 183
Country US n/a
Land net location description n/a
Name of location map MCCONNELL n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 303.19 feet n/a
Method altitude determined GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System X
Altitude accuracy .16 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
08010203
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNYNYNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
372 square miles n/a
Contributing drainage area n/a
Time Zone abbreviation CST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
n/a
Data-other GW files NNNNNNNN 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

Operated in cooperation with:

logo for Tennessee Department of Environment and Conservation
Tennessee Department of Environment and Conservation
logo for USGS - Cooperative Matching Funds
USGS - Cooperative Matching Funds