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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 300715091493301 SMn-99

St. Martin Parish, Louisiana
Latitude  30°07'15", Longitude  91°49'33" NAD27
Land-surface elevation 21.00 feet above NGVD29
The depth of the well is 248 feet below land surface.
This well is completed in the Coastal lowlands aquifer system (S100CSLLWD) national aquifer.
This well is completed in the Atchafalaya Aquifer (112ACFL) local aquifer.

Period of record
Begin Date End Date Levels
1955-07-03 1955-07-03 1

 
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