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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 411159095112901
Minimum number of levels = 1
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USGS 411159095112901 074N38W23BCBB 12941 1961

Pottawattamie County, Iowa
Latitude  41°11'59", Longitude  95°11'29" NAD27
Land-surface elevation 1,278.00 feet above NGVD29
The depth of the well is 212 feet below land surface.
The depth of the hole is 212 feet below land surface.
This well is completed in the Dakota Group (217DAKT) 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
1961-05-29 D62610 1118.00NGVD291L  A
1961-05-29 D62611 1118.25NAVD881L  A
1961-05-29 D72019160.00  1L  A
1965-08-17 D62610 1118.00NGVD291OUSGSSP
1965-08-17 D62611 1118.25NAVD881OUSGSSP
1965-08-17 D72019160.00  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.