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  • 421649088513801
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USGS 421649088513801 44N 3E-23.8g1

Boone County, Illinois
Latitude  42°16'49", Longitude  88°51'38" NAD27
Land-surface elevation 777.00 feet above NGVD29
The depth of the well is 122 feet below land surface.
The depth of the hole is 122 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 Quaternary System (110QRNR) 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
1969-06-04 D62610 754.00NGVD291O  A
1969-06-04 D62611 753.74NAVD881O  A
1969-06-04 D7201923.00  1O  A
1970-09 M62610 755.00NGVD291O  A
1970-09 M62611 754.74NAVD881O  A
1970-09 M7201922.00  1O  A
1984-06-1318:15 UTCm62610 752.00NGVD291OIL006AA
1984-06-1318:15 UTCm62611 751.74NAVD881OIL006AA
1984-06-1318:15 UTCm7201925.00  1OIL006AA
1984-09-2614:50 UTCm62610 747.00NGVD291OIL006AA
1984-09-2614:50 UTCm62611 746.74NAVD881OIL006AA
1984-09-2614:50 UTCm7201930.00  1OIL006AA
1984-12-1221:20 UTCm62610 749.00NGVD291OIL006AA
1984-12-1221:20 UTCm62611 748.74NAVD881OIL006AA
1984-12-1221:20 UTCm7201928.00  1OIL006AA
1985-03-2021:05 UTCm62610 749.30NGVD291OIL006AA
1985-03-2021:05 UTCm62611 749.04NAVD881OIL006AA
1985-03-2021:05 UTCm7201927.70  1OIL006AA
1985-10-3120:15 UTCm62610 742.00NGVD291OIL006AA
1985-10-3120:15 UTCm62611 741.74NAVD881OIL006AA
1985-10-3120:15 UTCm7201935.00  1OIL006AA
1986-12-1620:15 UTCm62610 743.70NGVD291OIL006AA
1986-12-1620:15 UTCm62611 743.44NAVD881OIL006AA
1986-12-1620:15 UTCm7201933.30  1OIL006AA
1987-05-1917:30 UTCm62610 747.00NGVD291OIL006AA
1987-05-1917:30 UTCm62611 746.74NAVD881OIL006AA
1987-05-1917:30 UTCm7201930.00  1OIL006AA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracyMDate is accurate to the Month
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.
Measuring agencyNot determined
Measuring agencyIL006State of Illinois Environmental Protection Agency
Source of measurementNot determined
Source of measurementAReported by another government agency (do not use "A" if reported by owner, use "O").
Water-level approval statusAApproved for publication -- Processing and review completed.