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Groundwater levels for the Nation

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Agency code = usgs
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  • 421023092013601
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USGS 421023092013601 085N10W16CBB 00219 1889Vinton 1

Benton County, Iowa
Latitude  42°10'23", Longitude  92°01'36" NAD27
Land-surface elevation 780 feet above NGVD29
The depth of the well is 1,508 feet below land surface.
The depth of the hole is 1,508 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
Graph 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
1889-01-01 D62610 808.50NGVD291L  A
1889-01-01 D62611 808.41NAVD881L  A
1889-01-01 D72019-28.50  1L  A
1910 Y62610 840.00NGVD291OUSGSSP
1910 Y62611 839.91NAVD881OUSGSSP
1910 Y72019-60.00  1OUSGSSP
1939-08-12 D62610 751.00NGVD291L  A
1939-08-12 D62611 750.91NAVD881L  A
1939-08-12 D7201929.00  1L  A
1947-04-23 D62610 747.00NGVD291OUSGSSP
1947-04-23 D62611 746.91NAVD881OUSGSSP
1947-04-23 D7201933.00  1OUSGSSP

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracyYDate is accurate to the Year
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.