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Groundwater levels for the Nation

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Agency code = usgs
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  • 414217091361202
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USGS 414217091361202 080N07W25DACC 00051 1928Oakdale Sanitarium 3

Johnson County, Iowa
Latitude  41°42'17", Longitude  91°36'12" NAD27
Land-surface elevation 808.00 feet above NGVD29
The depth of the well is 1,750 feet below land surface.
The depth of the hole is 1,750 feet below land surface.
This well is completed in the Jordan Sandstone (371JRDN) local aquifer.
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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
1928-01-01 D62610 691.00NGVD291L  A
1928-01-01 D62611 690.90NAVD881L  A
1928-01-01 D72019117.00  1L  A
1934-08-03 D62610 638.00NGVD291OUSGSSP
1934-08-03 D62611 637.90NAVD881OUSGSSP
1934-08-03 D72019170.00  1OUSGSSP
1942-07-29 D62610 634.00NGVD291OUSGSSP
1942-07-29 D62611 633.90NAVD881OUSGSSP
1942-07-29 D72019174.00  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.