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Groundwater levels for the Nation

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USGS 415150088061801 39N10E-16.6c2

Dupage County, Illinois
Latitude  41°51'50", Longitude  88°06'18" NAD27
Land-surface elevation 745 feet above NGVD29
The depth of the well is 350 feet below land surface.
The depth of the hole is 350 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
1946-10-31 D62610 698.30NGVD291O  A
1946-10-31 D62611 698.08NAVD881O  A
1946-10-31 D7201946.70  1O  A
1954-03 M62610 701.00NGVD291O  A
1954-03 M62611 700.78NAVD881O  A
1954-03 M7201944.00  1O  A
1956-04 M62610 695.00NGVD291O  A
1956-04 M62611 694.78NAVD881O  A
1956-04 M7201950.00  1O  A
1957-01 M62610 687.00NGVD291O  A
1957-01 M62611 686.78NAVD881O  A
1957-01 M7201958.00  1O  A
1957-07 M62610 695.00NGVD291O  A
1957-07 M62611 694.78NAVD881O  A
1957-07 M7201950.00  1O  A
1957-08 M62610 648.00NGVD291O  A
1957-08 M62611 647.78NAVD881O  A
1957-08 M7201997.00  1O  A
1958-04 M62610 690.00NGVD291O  A
1958-04 M62611 689.78NAVD881O  A
1958-04 M7201955.00  1O  A
1959-09 M62610 685.00NGVD291O  A
1959-09 M62611 684.78NAVD881O  A
1959-09 M7201960.00  1O  A
1960-05 M62610 699.20NGVD291O  A
1960-05 M62611 698.98NAVD881O  A
1960-05 M7201945.80  1O  A
1964-10 M62610 690.00NGVD291O  A
1964-10 M62611 689.78NAVD881O  A
1964-10 M7201955.00  1O  A
1965-11 M62610 680.00NGVD291O  A
1965-11 M62611 679.78NAVD881O  A
1965-11 M7201965.00  1O  A
1974-12 M62610 674.00NGVD291O  A
1974-12 M62611 673.78NAVD881O  A
1974-12 M7201971.00  1O  A
1976-12 M62610 667.00NGVD291O  A
1976-12 M62611 666.78NAVD881O  A
1976-12 M7201978.00  1O  A
1977-12-30 D62610 664.00NGVD291O  A
1977-12-30 D62611 663.78NAVD881O  A
1977-12-30 D7201981.00  1O  A
1979 Y62610 660.00NGVD291O  A
1979 Y62611 659.78NAVD881O  A
1979 Y7201985.00  1O  A
1981-01-30 D62610 664.00NGVD291O  A
1981-01-30 D62611 663.78NAVD881O  A
1981-01-30 D7201981.00  1O  A
1982-02-01 D62610 660.00NGVD291O  A
1982-02-01 D62611 659.78NAVD881O  A
1982-02-01 D7201985.00  1O  A
1983-01-31 D62610 657.00NGVD291O  A
1983-01-31 D62611 656.78NAVD881O  A
1983-01-31 D7201988.00  1O  A
1983-03-26 D62610 653.00NGVD291O  A
1983-03-26 D62611 652.78NAVD881O  A
1983-03-26 D7201992.00  1O  A

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