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Groundwater levels for the Nation

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Agency code = usgs
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  • 422819092212701
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USGS 422819092212701 089N13W34DDAA 12031 1960Waterloo 17

Black Hawk County, Iowa
Latitude  42°28'22", Longitude  92°21'26" NAD27
Land-surface elevation 951.83 feet above NGVD29
The depth of the well is 215 feet below land surface.
The depth of the hole is 215 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
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
1960-01-01 D62610 835.83NGVD291L  A
1960-01-01 D62611 835.79NAVD881L  A
1960-01-01 D72019116.00  1L  A
1992-06-09 D62610 891.83NGVD291OUSGSSP
1992-06-09 D62611 891.79NAVD881OUSGSSP
1992-06-09 D7201960.00  1OUSGSSP
1998-04-2715:35 UTCm62610 826.83NGVD291A  A
1998-04-2715:35 UTCm62611 826.79NAVD881A  A
1998-04-2715:35 UTCm72019125.00  1A  A
1998-06-2516:10 UTCm62610 830.83NGVD291A  A
1998-06-2516:10 UTCm62611 830.79NAVD881A  A
1998-06-2516:10 UTCm72019121.00  1A  A
1998-08-2513:50 UTCm62610 823.83NGVD291A  A
1998-08-2513:50 UTCm62611 823.79NAVD881A  A
1998-08-2513:50 UTCm72019128.00  1A  A
1998-10-2720:00 UTCm62610 827.83NGVD291O  A
1998-10-2720:00 UTCm62611 827.79NAVD881O  A
1998-10-2720:00 UTCm72019124.00  1O  A
1998-12-2917:00 UTCm62610 828.83NGVD291A  A
1998-12-2917:00 UTCm62611 828.79NAVD881A  A
1998-12-2917:00 UTCm72019123.00  1A  A
1999-02-2514:40 UTCm62610 828.83NGVD291A  A
1999-02-2514:40 UTCm62611 828.79NAVD881A  A
1999-02-2514:40 UTCm72019123.00  1A  A

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 measurementAAirline measurement.
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.