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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
Inorganics, Major, Metals Water-quality 1975-04-10 1975-04-10
Inorganics, Major, Non-metals Water-quality 1975-04-10 1975-04-10
Inorganics, Minor, metals Water-quality 1975-04-10 1975-04-10
Nutrient Water-quality 1975-04-10 1975-04-10
Physical Groundwater Levels, Water-quality 1975-04-10 2024-07-11
n/a USGS Active Groundwater Level Network Site 1975-01-01 2021-01-01
n/a USGS Annual Water Data Reports Site 2006-01-01 2013-01-01
Water Data for the Nation inventory

Monitoring location 300947091472102 is associated with a Well in St. Martin Parish, Louisiana. Water data back to 1975 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
300947091472102 n/a
Site name
SMn-134B n/a
Site type
Well
GW
DMS latitude 300947 n/a
DMS longitude 0914721 n/a
Decimal latitude 30.16305556 n/a
Decimal longitude -91.7891667 n/a
Latitude-longitude method
Mapping grade GPS unit (handheld accuracy range 12 to 40 ft) G
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
Latitude-longitude datum
North American Datum of 1983 NAD83
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 47T10S R 7E n/a
Name of location map ST MARTINVILLE 183 n/a
Scale of location map 62500 n/a
Altitude of Gage/land surface 20.00 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 5 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
08080102
Drainage basin
n/a
Topographic setting
Flat surface
F
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
19750410 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 YYNNNYNN n/a
National aquifer Coastal lowlands aquifer system S100CSLLWD
Local aquifer Chicot Aquifer, Lower 112CHCTL
Local aquifer type
n/a
Well depth 846 feet n/a
Hole depth
1044 feet n/a
Source of depth data n/a
Project number n/a