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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 401810089010101
Minimum number of levels = 1
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USGS 401810089010101 21N 2E-06.2d

Mclean County, Illinois
Latitude  40°18'10.3", Longitude  89°01'00.7" NAD83
Land-surface elevation 690 feet above NGVD29
The depth of the well is 17.5 feet below land surface.
The depth of the hole is 34.0 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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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
1997-09-10 D62610 684.35NGVD29PV  A
1997-09-10 D62611 684.12NAVD88PV  A
1997-09-10 D720195.65  PV  A

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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
StatusPPumping
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.