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Groundwater levels for the Nation

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Agency code = usgs
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  • 411903095175401
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USGS 411903095175401 075N39W11BABA 01821 1944

Pottawattamie County, Iowa
Latitude  41°19'03", Longitude  95°17'54" NAD27
Land-surface elevation 1,294.50 feet above NGVD29
The depth of the well is 3,183 feet below land surface.
The depth of the hole is 3,183 feet below land surface.
This well is completed in the Trempealeau Group (371TEMP) 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
1944-07-19 D62610 944.50NGVD291OUSGSSP
1944-07-19 D62611 944.78NAVD881OUSGSSP
1944-07-19 D72019350.00  1OUSGSSP
1944-09-06 D62610 929.50NGVD291OUSGSSP
1944-09-06 D62611 929.78NAVD881OUSGSSP
1944-09-06 D72019365.00  1OUSGSSP
1944-09-18 D62610 944.50NGVD291OUSGSSP
1944-09-18 D62611 944.78NAVD881OUSGSSP
1944-09-18 D72019350.00  1OUSGSSP
1945-05-23 D62610 949.50NGVD291SUSGSSP
1945-05-23 D62611 949.78NAVD881SUSGSSP
1945-05-23 D72019345.00  1SUSGSSP
1945-06-01 D62610 959.50NGVD291L  A
1945-06-01 D62611 959.78NAVD881L  A
1945-06-01 D72019335.00  1L  A
1945-08-23 D62610 1049.50NGVD291OUSGSSP
1945-08-23 D62611 1049.78NAVD881OUSGSSP
1945-08-23 D72019245.00  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.
Method of measurementSSteel-tape measurement.
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.