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Groundwater levels for the Nation

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Agency code = usgs
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  • 414740087565001
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USGS 414740087565001 38N11E-11.5d1

Dupage County, Illinois
Latitude  41°47'40", Longitude  87°56'50" NAD27
Land-surface elevation 717 feet above NGVD29
The depth of the well is 370 feet below land surface.
The depth of the hole is 370 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
1956-04-12 D62610 626.50NGVD291O  A
1956-04-12 D62611 626.23NAVD881O  A
1956-04-12 D7201990.50  1O  A
1958-06-26 D62610 629.00NGVD291O  A
1958-06-26 D62611 628.73NAVD881O  A
1958-06-26 D7201988.00  1O  A
1960-05 M62610 627.00NGVD291O  A
1960-05 M62611 626.73NAVD881O  A
1960-05 M7201990.00  1O  A
1961-05 M62610 626.00NGVD291O  A
1961-05 M62611 625.73NAVD881O  A
1961-05 M7201991.00  1O  A
1963-05 M62610 620.00NGVD291O  A
1963-05 M62611 619.73NAVD881O  A
1963-05 M7201997.00  1O  A
1964-05 M62610 602.00NGVD291O  A
1964-05 M62611 601.73NAVD881O  A
1964-05 M72019115.00  1O  A
1965-11 M62610 611.00NGVD291O  A
1965-11 M62611 610.73NAVD881O  A
1965-11 M72019106.00  1O  A
1966-05 M62610 607.00NGVD291O  A
1966-05 M62611 606.73NAVD881O  A
1966-05 M72019110.00  1O  A
1968-02-05 D62610 603.00NGVD291O  A
1968-02-05 D62611 602.73NAVD881O  A
1968-02-05 D72019114.00  1O  A
1969-06 M62610 603.00NGVD291O  A
1969-06 M62611 602.73NAVD881O  A
1969-06 M72019114.00  1O  A
1971-04 M62610 597.00NGVD291O  A
1971-04 M62611 596.73NAVD881O  A
1971-04 M72019120.00  1O  A
1971-06 M62610 591.00NGVD291O  A
1971-06 M62611 590.73NAVD881O  A
1971-06 M72019126.00  1O  A
1972-05 M62610 588.00NGVD291O  A
1972-05 M62611 587.73NAVD881O  A
1972-05 M72019129.00  1O  A
1972-07 M62610 586.00NGVD291O  A
1972-07 M62611 585.73NAVD881O  A
1972-07 M72019131.00  1O  A
1979-09-06 D62610 593.00NGVD291O  A
1979-09-06 D62611 592.73NAVD881O  A
1979-09-06 D72019124.00  1O  A
1985-09-1016:15 UTCm62610 607.00NGVD291OIL006AA
1985-09-1016:15 UTCm62611 606.73NAVD881OIL006AA
1985-09-1016:15 UTCm72019110.00  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.