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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 415241088040201
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USGS 415241088040201 39N10E-11.8c1

Dupage County, Illinois
Latitude  41°52'41", Longitude  88°04'02" NAD27
Land-surface elevation 550 feet above NGVD29
The depth of the well is 413 feet below land surface.
The depth of the hole is 422 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
1941-12-03 D62610 455.50NGVD291O  A
1941-12-03 D62611 455.25NAVD881O  A
1941-12-03 D7201994.50  1O  A
1956-04 M62610 426.00NGVD291O  A
1956-04 M62611 425.75NAVD881O  A
1956-04 M72019124.00  1O  A
1957-08 M62610 455.00NGVD291O  A
1957-08 M62611 454.75NAVD881O  A
1957-08 M7201995.00  1O  A
1957-09 M62610 455.00NGVD291O  A
1957-09 M62611 454.75NAVD881O  A
1957-09 M7201995.00  1O  A
1959-06 M62610 427.00NGVD291O  A
1959-06 M62611 426.75NAVD881O  A
1959-06 M72019123.00  1O  A
1961-06 M62610 446.00NGVD291O  A
1961-06 M62611 445.75NAVD881O  A
1961-06 M72019104.00  1O  A
1964-03-27 D62610 416.00NGVD291O  A
1964-03-27 D62611 415.75NAVD881O  A
1964-03-27 D72019134.00  1O  A
1965-04-06 D62610 431.00NGVD291O  A
1965-04-06 D62611 430.75NAVD881O  A
1965-04-06 D72019119.00  1O  A
1966-05 M62610 429.00NGVD291O  A
1966-05 M62611 428.75NAVD881O  A
1966-05 M72019121.00  1O  A
1966-12-08 D62610 438.00NGVD291O  A
1966-12-08 D62611 437.75NAVD881O  A
1966-12-08 D72019112.00  1O  A
1967-08 M62610 431.00NGVD291O  A
1967-08 M62611 430.75NAVD881O  A
1967-08 M72019119.00  1O  A
1968-10 M62610 431.00NGVD291O  A
1968-10 M62611 430.75NAVD881O  A
1968-10 M72019119.00  1O  A
1969-06 M62610 419.00NGVD291O  A
1969-06 M62611 418.75NAVD881O  A
1969-06 M72019131.00  1O  A
1971-07 M62610 424.00NGVD291O  A
1971-07 M62611 423.75NAVD881O  A
1971-07 M72019126.00  1O  A
1972-03 M62610 380.00NGVD291O  A
1972-03 M62611 379.75NAVD881O  A
1972-03 M72019170.00  1O  A
1977-08 M62610 404.00NGVD291O  A
1977-08 M62611 403.75NAVD881O  A
1977-08 M72019146.00  1O  A
1978-03-29 D62610 416.00NGVD291O  A
1978-03-29 D62611 415.75NAVD881O  A
1978-03-29 D72019134.00  1O  A
1979-07-06 D62610 414.00NGVD291O  A
1979-07-06 D62611 413.75NAVD881O  A
1979-07-06 D72019136.00  1O  A
1985-07-1717:55 UTCm62610 275.00NGVD291OIL006AA
1985-07-1717:55 UTCm62611 274.75NAVD881OIL006AA
1985-07-1717:55 UTCm72019275.00  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.