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Groundwater levels for the Nation

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  • 410134095141602
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USGS 410134095141602 072N38W20ACAA 27835 1986IGS & USGS SW-35B(L)

Montgomery County, Iowa
Latitude  41°01'34", Longitude  95°14'16" NAD27
Land-surface elevation 1,038 feet above NGVD29
The depth of the well is 27 feet below land surface.
The depth of the hole is 33 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.
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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
1990-06-1412:59 UTCm62610 1028.58NGVD291S  A
1990-06-1412:59 UTCm62611 1028.88NAVD881S  A
1990-06-1412:59 UTCm720199.42  1S  A
1992-11-0413:50 UTCm62610 1029.51NGVD291S  A
1992-11-0413:50 UTCm62611 1029.81NAVD881S  A
1992-11-0413:50 UTCm720198.49  1S  A
1993-02-0116:50 UTCm62610 1029.82NGVD291S  A
1993-02-0116:50 UTCm62611 1030.12NAVD881S  A
1993-02-0116:50 UTCm720198.18  1S  A
1993-05-0712:00 UTCm62610 1032.90NGVD291S  A
1993-05-0712:00 UTCm62611 1033.20NAVD881S  A
1993-05-0712:00 UTCm720195.10  1S  A
1993-08-0516:20 UTCm62610 1034.78NGVD291S  A
1993-08-0516:20 UTCm62611 1035.08NAVD881S  A
1993-08-0516:20 UTCm720193.22  1S  A
1993-10-2919:00 UTCm62610 1033.56NGVD291S  A
1993-10-2919:00 UTCm62611 1033.86NAVD881S  A
1993-10-2919:00 UTCm720194.44  1S  A
1994-02-0420:00 UTCm62610 1029.84NGVD291S  A
1994-02-0420:00 UTCm62611 1030.14NAVD881S  A
1994-02-0420:00 UTCm720198.16  1S  A
1994-05-0516:47 UTCm62610 1028.84NGVD291S  A
1994-05-0516:47 UTCm62611 1029.14NAVD881S  A
1994-05-0516:47 UTCm720199.16  1S  A
1994-07-2713:00 UTCm62610 1031.32NGVD291S  A
1994-07-2713:00 UTCm62611 1031.62NAVD881S  A
1994-07-2713:00 UTCm720196.68  1S  A
1994-11-1015:28 UTCm62610 1028.03NGVD291S  A
1994-11-1015:28 UTCm62611 1028.33NAVD881S  A
1994-11-1015:28 UTCm720199.97  1S  A
1995-05-1717:05 UTCm62610 1034.40NGVD291S  A
1995-05-1717:05 UTCm62611 1034.70NAVD881S  A
1995-05-1717:05 UTCm720193.60  1S  A
1995-08-0314:37 UTCm62610 1031.02NGVD291S  A
1995-08-0314:37 UTCm62611 1031.32NAVD881S  A
1995-08-0314:37 UTCm720196.98  1S  A
1995-11-0818:43 UTCm62610 1027.75NGVD291S  A
1995-11-0818:43 UTCm62611 1028.05NAVD881S  A
1995-11-0818:43 UTCm7201910.25  1S  A

Explanation
SectionCodeDescription
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.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.