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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 393616075380502 MW-21

New Castle County, Delaware
Hydrologic Unit Code 02040205
Latitude  39°36'15.86", Longitude  75°38'04.58" NAD83
Land-surface elevation 7.41 feet above NGVD29
The depth of the well is 18.3 feet below land surface.
The depth of the hole is 20 feet below land surface.
This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.
This well is completed in the Columbia Group (112CLMB) local aquifer.
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Graph of groundwater level data at USGS 393616075380502 MW-21
Breaks in the plot represent a gap of at least one year between field measurements.
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