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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 422524092353101
Minimum number of levels = 1
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USGS 422524092353101 088N15W22BCBB 13822 1962

Grundy County, Iowa
Latitude  42°25'23.8", Longitude  92°35'31.1" NAD83
Land-surface elevation 980 feet above NGVD29
The depth of the well is 240 feet below land surface.
The depth of the hole is 240 feet below land surface.
This well is completed in the Silurian-Devonian aquifers (N400SLRDVN) national aquifer.
This well is completed in the Devonian-Silurian System (340DVSL) 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
1962-08-17 D62610 871.00NGVD291L  A
1962-08-17 D62611 871.02NAVD881L  A
1962-08-17 D72019109.00  1L  A
1996-06-25 D62610 859.10NGVD291TUSGSSA
1996-06-25 D62611 859.12NAVD881TUSGSSA
1996-06-25 D72019120.90  1TUSGSSA

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 measurementTElectric-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.