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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 301308091521001 SMn-103

St. Martin Parish, Louisiana
Latitude  30°13'14.2", Longitude  91°52'11.7" NAD27
Land-surface elevation 23.93 feet above NAVD88
The depth of the well is 145 feet below land surface.
The depth of the hole is 147 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
1964-05-28 2024-10-18 160

 
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