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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 412020094011201
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USGS 412020094011201 076N28W36ACDC 19221 1967Winterset

Madison County, Iowa
Latitude  41°20'20", Longitude  94°01'12" NAD27
Land-surface elevation 1,120.00 feet above NGVD29
The depth of the well is 2,964 feet below land surface.
The depth of the hole is 2,964 feet below land surface.
This well is completed in the Ordovician-Cambrian Systems (360OVCB) local aquifer.
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Table of data
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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
1967-03-31 D62610 739.00NGVD291AUSGSSA
1967-03-31 D62611 739.23NAVD881AUSGSSA
1967-03-31 D72019381.00  1AUSGSSA

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 measurementAAirline measurement.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.