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Groundwater levels for the Nation

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  • 414818092055404
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USGS 414818092055404 081N11W23CDCB 1985IGS & USGS IR-26D

Iowa County, Iowa
Latitude  41°48'18", Longitude  92°05'54" NAD27
Land-surface elevation 744.85 feet above NAVD88
The depth of the well is 8.0 feet below land surface.
The depth of the hole is 8 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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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
1985-05-06 D62610 741.85NGVD291S  A
1985-05-06 D62611 741.82NAVD881S  A
1985-05-06 D720193.03  1S  A
1985-06-06 D62610 740.68NGVD291S  A
1985-06-06 D62611 740.65NAVD881S  A
1985-06-06 D720194.20  1S  A
1985-07-09 D62610 739.57NGVD291S  A
1985-07-09 D62611 739.54NAVD881S  A
1985-07-09 D720195.31  1S  A
1985-08-01 D62610 738.74NGVD291S  A
1985-08-01 D62611 738.71NAVD881S  A
1985-08-01 D720196.14  1S  A
1985-09-02 D62610 738.01NGVD291S  A
1985-09-02 D62611 737.98NAVD881S  A
1985-09-02 D720196.87  1S  A
1985-10-16 D62610 738.88NGVD291S  A
1985-10-16 D62611 738.85NAVD881S  A
1985-10-16 D720196.00  1S  A
1985-12-26 D62610 740.82NGVD291S  A
1985-12-26 D62611 740.79NAVD881S  A
1985-12-26 D720194.06  1S  A
1986-01-29 D62610 740.49NGVD291SUSGSSA
1986-01-29 D62611 740.46NAVD881SUSGSSA
1986-01-29 D720194.39  1SUSGSSA
1986-02-25 D62610 741.19NGVD291SUSGSSA
1986-02-25 D62611 741.16NAVD881SUSGSSA
1986-02-25 D720193.69  1SUSGSSA
1986-03-26 D62610 744.78NGVD291SUSGSSA
1986-03-26 D62611 744.75NAVD881SUSGSSA
1986-03-26 D720190.10  1SUSGSSA
2000-10-17 D62610 738.20NGVD291TUSGSSA
2000-10-17 D62611 738.17NAVD881TUSGSSA
2000-10-17 D720196.68  1TUSGSSA
2009-07-3115:15 UTCm62610 743.38NGVD291TUSGSSA
2009-07-3115:15 UTCm62611 743.35NAVD881TUSGSSA
2009-07-3115:15 UTCm720191.50  1TUSGSSA
2009-08-0517:30 UTCm62610 742.96NGVD291TUSGSSA
2009-08-0517:30 UTCm62611 742.93NAVD881TUSGSSA
2009-08-0517:30 UTCm720191.92  1TUSGSSA
2010-10-0115:15 UTCm62610 743.79NGVD291TUSGSSA
2010-10-0115:15 UTCm62611 743.76NAVD881TUSGSSA
2010-10-0115:15 UTCm720191.09  1TUSGSSA
2011-08-2415:13 UTCm62610 740.87NGVD291TUSGSSA
2011-08-2415:13 UTCm62611 740.84NAVD881TUSGSSA
2011-08-2415:13 UTCm720194.01  1TUSGSSA
2015-11-1916:26 UTCm62610 743.47NGVD291TUSGSSP
2015-11-1916:26 UTCm62611 743.44NAVD881TUSGSSP
2015-11-1916:26 UTCm720191.41  1TUSGSSP

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 measurementSSteel-tape measurement.
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.
Water-level approval statusPProvisional data subject to revision.