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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 420954091480801 085N08W20ABCD 23254 1972IGS & USGS 5 Center Point

Linn County, Iowa
Latitude  42°09'54", Longitude  91°48'08" NAD27
Land-surface elevation 805 feet above NGVD29
The depth of the well is 433 feet below land surface.
This well is completed in the Silurian-Devonian aquifers (N400SLRDVN) national aquifer.
This well is completed in the Devonian, Middle (344DVNNM) local aquifer.

Period of record
Begin Date End Date Levels
1974-03-06 2013-08-01 792

 
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