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Groundwater levels for the Nation

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Agency code = usgs
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  • 423018092200901
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USGS 423018092200901 089N13W24CBB 1996NAWQA City of Waterloo

Black Hawk County, Iowa
Latitude  42°30'17.7", Longitude  92°20'09.2" NAD83
Land-surface elevation 855 feet above NGVD29
The depth of the well is 22.5 feet below land surface.
This well is completed in the Sand and gravel aquifers (glaciated regions) (N100GLCIAL) national aquifer.
This well is completed in the Holocene Alluvium (111ALVM) local aquifer.
Output formats
Table of data
Tab-separated 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
1997-08-26 D62610 835.00NGVD291OUSGSSP
1997-08-26 D62611 834.94NAVD881OUSGSSP
1997-08-26 D7201920.00  1OUSGSSP
2005-10-1717:54 UTCm62610 835.74NGVD291TUSGSSA
2005-10-1717:54 UTCm62611 835.68NAVD881TUSGSSA
2005-10-1717:54 UTCm7201919.26  1TUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracymDate is accurate to the Minute
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.
Method of measurementTElectric-tape measurement.
Measuring agencyUSGSU.S. Geological Survey
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.