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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 Inventory Page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1941-07-12 1941-07-12
Inorganics, Major, Non-metals Water-quality 1941-07-12 1941-07-12
Physical Groundwater Levels, Water-quality 1941-01-01 1941-07-12
Water Data for the Nation inventory

Monitoring location 294820091202901 is associated with a Well in St. Martin Parish, Louisiana. Water data back to 1941 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
294820091202901 n/a
Site name
SMn-3 n/a
Site type
Well
GW
DMS latitude 294820 n/a
DMS longitude 0912029 n/a
Decimal latitude 29.80576103 n/a
Decimal longitude -91.3414958 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
Louisiana 22
State
Louisiana 22
County
St. Martin Parish 099
Country US n/a
Land net location description S 33T14S R11E n/a
Name of location map CENTERVILLE 206 n/a
Scale of location map 62500 n/a
Altitude of Gage/land surface 4 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 1.6 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
08080101
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation CST n/a
Site honors Daylight Saving Time
Y n/a
Data reliability
Data have been checked by the reporting agency. C
Data-other GW files YNNNNNNN n/a
National aquifer Coastal lowlands aquifer system S100CSLLWD
Local aquifer Atchafalaya Aquifer 112ACFL
Local aquifer type
n/a
Well depth 211 feet n/a
Hole depth
n/a
Source of depth data n/a
Project number n/a