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Groundwater levels for the Nation

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Agency code = usgs
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  • 414451088080701
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USGS 414451088080701 38N10E-30.4d1

Dupage County, Illinois
Latitude  41°44'51", Longitude  88°08'07" NAD27
Land-surface elevation 687 feet above NGVD29
The depth of the well is 247 feet below land surface.
The depth of the hole is 247 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
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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
1962-03-06 D62610 660.00NGVD291O  A
1962-03-06 D62611 659.85NAVD881O  A
1962-03-06 D7201927.00  1O  A
1962-04-30 D62610 660.00NGVD291O  A
1962-04-30 D62611 659.85NAVD881O  A
1962-04-30 D7201927.00  1O  A
1963-07-10 D62610 654.00NGVD291O  A
1963-07-10 D62611 653.85NAVD881O  A
1963-07-10 D7201933.00  1O  A
1965-02 M62610 656.00NGVD291O  A
1965-02 M62611 655.85NAVD881O  A
1965-02 M7201931.00  1O  A
1965-04-16 D62610 657.00NGVD291O  A
1965-04-16 D62611 656.85NAVD881O  A
1965-04-16 D7201930.00  1O  A
1966 Y62610 654.00NGVD291O  A
1966 Y62611 653.85NAVD881O  A
1966 Y7201933.00  1O  A
1972-05 M62610 657.00NGVD291O  A
1972-05 M62611 656.85NAVD881O  A
1972-05 M7201930.00  1O  A
1979-09-20 D62610 651.00NGVD291O  A
1979-09-20 D62611 650.85NAVD881O  A
1979-09-20 D7201936.00  1O  A
1985-07-3015:50 UTCm62610 643.00NGVD291OIL006AA
1985-07-3015:50 UTCm62611 642.85NAVD881OIL006AA
1985-07-3015:50 UTCm7201944.00  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 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 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.