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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 414432092433202
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USGS 414432092433202 080N16W16BCBD 01571 1920Grinnell 5

Poweshiek County, Iowa
Latitude  41°44'27", Longitude  92°43'31" NAD27
Land-surface elevation 1,015 feet above NGVD29
The depth of the well is 2,260 feet below land surface.
The depth of the hole is 2,260 feet below land surface.
This well is completed in the Cambrian-Ordovician aquifer system (S300CAMORD) national aquifer.
This well is completed in the Prairie Du Chien Formation (367PRDC) local aquifer.
Output formats
Table of data
Tab-separated data
Graph of data
Reselect period
Date Time
?
 
Water-level
date-time
accuracy
?
 
Parameter
code 		Water
level,
feet
below
land
surface		 Water
level,
feet
above
specific
vertical
datum		 Referenced
vertical
datum
?
 
Status
?
 
Method of
measurement
?
 
Measuring
agency
?
 
Source of
measurement
?
 
Water-level
approval
status
1934-04-16 D62610 750.00NGVD291OUSGSSP
1934-04-16 D62611 750.08NAVD881OUSGSSP
1934-04-16 D72019265.00  1OUSGSSP
1942 Y62610 798.00NGVD291OUSGSSA
1942 Y62611 798.08NAVD881OUSGSSA
1942 Y72019217.00  1OUSGSSA
1942-06-16 D62610 744.00NGVD291OUSGSSA
1942-06-16 D62611 744.08NAVD881OUSGSSA
1942-06-16 D72019271.00  1OUSGSSA
1952-08-20 D62610 765.00NGVD291OUSGSSP
1952-08-20 D62611 765.08NAVD881OUSGSSP
1952-08-20 D72019250.00  1OUSGSSP

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracyYDate is accurate to the Year
Parameter code62610Groundwater level above NGVD 1929, feet
Parameter code62611Groundwater level above NAVD 1988, feet
Parameter code72019Depth to water level, feet below land surface
Referenced vertical datumNAVD88North American Vertical Datum of 1988
Referenced vertical datumNGVD29National Geodetic Vertical Datum of 1929
Status1Static
Method of measurementOObserved.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.
Water-level approval statusPProvisional data subject to revision.