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Groundwater levels for the Nation

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Agency code = usgs
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  • 431638091282801
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USGS 431638091282801 098N05W30ACDC 08170 1957Waukon 4

Allamakee County, Iowa
Latitude  43°16'38", Longitude  91°28'28" NAD27
Land-surface elevation 1,285 feet above NGVD29
The depth of the well is 662 feet below land surface.
The depth of the hole is 662 feet below land surface.
This well is completed in the Cambrian-Ordovician aquifer system (S300CAMORD) national aquifer.
This well is completed in the Jordan Sandstone (371JRDN) 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
1957-04-25 D62610 949.00NGVD291L  A
1957-04-25 D62611 948.97NAVD881L  A
1957-04-25 D72019336.00  1L  A
2007-09-12 D62610 958.00NGVD291OUSGSSP
2007-09-12 D62611 957.97NAVD881OUSGSSP
2007-09-12 D72019327.00  1OUSGSSP
2008-06-01 D62610 965.00NGVD291A  A
2008-06-01 D62611 964.97NAVD881A  A
2008-06-01 D72019320.00  1A  A
2010-05-21 D62610 975.00NGVD291A  A
2010-05-21 D62611 974.97NAVD881A  A
2010-05-21 D72019310.00  1A  A
2011-07-25 D62610 978.00NGVD291A  A
2011-07-25 D62611 977.97NAVD881A  A
2011-07-25 D72019307.00  1A  A
2012-07-03 D62610 985.00NGVD291AUSGSSA
2012-07-03 D62611 984.97NAVD881AUSGSSA
2012-07-03 D72019300.00  1AUSGSSA
2019-06-24 D62610 960.00NGVD291A  A
2019-06-24 D62611 959.97NAVD881A  A
2019-06-24 D72019325.00  1A  A
2020-06-17 D62610 983.00NGVD291A  A
2020-06-17 D62611 982.97NAVD881A  A
2020-06-17 D72019302.00  1A  A

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.
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.