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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 301642091412001 SMn-102

St. Martin Parish, Louisiana
Hydrologic Unit Code 08080101
Latitude  30°16'42", Longitude  91°41'20" NAD27
Land-surface elevation 21.87 feet above NGVD29
The depth of the well is 184 feet below land surface.
The depth of the hole is 189 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.
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Graph of groundwater level data at USGS 301642091412001 SMn-102
Breaks in the plot represent a gap of at least one year between field measurements.
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