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Groundwater levels for the Nation

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Agency code = usgs
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  • 415141088043001
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USGS 415141088043001 39N10E-15.1b1

Dupage County, Illinois
Latitude  41°51'41", Longitude  88°04'30" NAD27
Land-surface elevation 770 feet above NGVD29
The depth of the well is 422 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
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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
1954-02-25 D62610 685.00NGVD291O  A
1954-02-25 D62611 684.76NAVD881O  A
1954-02-25 D7201985.00  1O  A
1957-04 M62610 675.00NGVD291O  A
1957-04 M62611 674.76NAVD881O  A
1957-04 M7201995.00  1O  A
1959-06 M62610 680.00NGVD291O  A
1959-06 M62611 679.76NAVD881O  A
1959-06 M7201990.00  1O  A
1960-06 M62610 674.00NGVD291O  A
1960-06 M62611 673.76NAVD881O  A
1960-06 M7201996.00  1O  A
1961-06 M62610 669.00NGVD291O  A
1961-06 M62611 668.76NAVD881O  A
1961-06 M72019101.00  1O  A
1963-06 M62610 660.00NGVD291O  A
1963-06 M62611 659.76NAVD881O  A
1963-06 M72019110.00  1O  A
1964-04-30 D62610 646.00NGVD291O  A
1964-04-30 D62611 645.76NAVD881O  A
1964-04-30 D72019124.00  1O  A
1965-04-12 D62610 690.00NGVD291O  A
1965-04-12 D62611 689.76NAVD881O  A
1965-04-12 D7201980.00  1O  A
1966-05 M62610 660.00NGVD291O  A
1966-05 M62611 659.76NAVD881O  A
1966-05 M72019110.00  1O  A
1966-12-08 D62610 673.00NGVD291O  A
1966-12-08 D62611 672.76NAVD881O  A
1966-12-08 D7201997.00  1O  A
1967-08 M62610 646.00NGVD291O  A
1967-08 M62611 645.76NAVD881O  A
1967-08 M72019124.00  1O  A
1969-06 M62610 640.00NGVD291O  A
1969-06 M62611 639.76NAVD881O  A
1969-06 M72019130.00  1O  A
1971-07 M62610 654.00NGVD291O  A
1971-07 M62611 653.76NAVD881O  A
1971-07 M72019116.00  1O  A
1972-03 M62610 633.00NGVD291O  A
1972-03 M62611 632.76NAVD881O  A
1972-03 M72019137.00  1O  A
1972-10 M62610 669.00NGVD291O  A
1972-10 M62611 668.76NAVD881O  A
1972-10 M72019101.00  1O  A

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracyMDate is accurate to the Month
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
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.