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Groundwater levels for the Nation

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Agency code = usgs
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  • 421658093101101
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USGS 421658093101101 086N20W03CDC 02364 1946New Providence 1

Hardin County, Iowa
Latitude  42°16'58", Longitude  93°10'15" NAD27
Land-surface elevation 1,131 feet above NGVD29
The depth of the well is 485 feet below land surface.
The depth of the hole is 485 feet below land surface.
This well is completed in the Mississippian System (330MSSP) local aquifer.
Output formats
Table of data
Tab-separated data
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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
1946-07-01 D62610 956.00NGVD291L  A
1946-07-01 D62611 956.10NAVD881L  A
1946-07-01 D72019175.00  1L  A
1960-06-16 D62610 956.00NGVD291OUSGSSP
1960-06-16 D62611 956.10NAVD881OUSGSSP
1960-06-16 D72019175.00  1OUSGSSP

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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 measurementLInterpreted from geophysical logs.
Method of measurementOObserved.
Measuring agencyNot determined
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
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.