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Groundwater levels for the Nation

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Agency code = usgs
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  • 422609092552601
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USGS 422609092552601 088N18W14BCCC 01244 1946Wellsburg 2

Grundy County, Iowa
Latitude  42°26'06", Longitude  92°55'26" NAD27
Land-surface elevation 1,124 feet above NGVD29
The depth of the well is 765 feet below land surface.
The depth of the hole is 1,000 feet below land surface.
This well is completed in the Silurian-Devonian aquifers (N400SLRDVN) national aquifer.
This well is completed in the Devonian, Middle (344DVNNM) local aquifer.
Output formats
Table of 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
1940-09-11 D62610 909.00NGVD291OUSGSSA
1940-09-11 D62611 909.10NAVD881OUSGSSA
1940-09-11 D72019215.00  1OUSGSSA
1940-12-04 D62610 917.00NGVD291OUSGSSA
1940-12-04 D62611 917.10NAVD881OUSGSSA
1940-12-04 D72019207.00  1OUSGSSA

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 measurementOObserved.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.