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Groundwater levels for the Nation

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Agency code = usgs
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  • 411958087472201
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USGS 411958087472201 33N12E-24.2e1

Will County, Illinois
Latitude  41°19'58", Longitude  87°47'22" NAD27
Land-surface elevation 715 feet above NGVD29
The depth of the well is 135 feet below land surface.
The depth of the hole is 135 feet below land surface.
This well is completed in the Silurian-Devonian aquifers (N400SLRDVN) national aquifer.
This well is completed in the Silurian System (350SLRN) local aquifer.
Output formats
Table of data
Tab-separated data
Graph of data
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
1913 Y62610 690.00NGVD291O  A
1913 Y62611 689.70NAVD881O  A
1913 Y7201925.00  1O  A
1923 Y62610 693.00NGVD291O  A
1923 Y62611 692.70NAVD881O  A
1923 Y7201922.00  1O  A
1974-02-25 D62610 687.00NGVD291O  A
1974-02-25 D62611 686.70NAVD881O  A
1974-02-25 D7201928.00  1O  A
1985-08-0716:30 UTCm62610 660.00NGVD291OUSGSSA
1985-08-0716:30 UTCm62611 659.70NAVD881OUSGSSA
1985-08-0716:30 UTCm7201955.00  1OUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracyYDate is accurate to the Year
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 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.