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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 405427090385501
Minimum number of levels = 1
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USGS 405427090385501 11N 2W-29.8a1

Warren County, Illinois
Latitude  40°54'27", Longitude  90°38'55" NAD27
Land-surface elevation 761 feet above NGVD29
The depth of the well is 2,445 feet below land surface.
The depth of the hole is 2,445 feet below land surface.
This well is completed in the Cambrian-Ordovician aquifer system (S300CAMORD) national aquifer.
This well is completed in the Ordovician-Cambrian Systems (367OVCB) 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
1925-04 M62610 578.00NGVD291O  A
1925-04 M62611 577.82NAVD881O  A
1925-04 M72019183.00  1O  A
1932-08 M62610 560.00NGVD291O  A
1932-08 M62611 559.82NAVD881O  A
1932-08 M72019201.00  1O  A
1939-10 M62610 548.50NGVD291O  A
1939-10 M62611 548.32NAVD881O  A
1939-10 M72019212.50  1O  A
1942 Y62610 541.00NGVD291O  A
1942 Y62611 540.82NAVD881O  A
1942 Y72019220.00  1O  A
1943-03 M62610 532.00NGVD291O  A
1943-03 M62611 531.82NAVD881O  A
1943-03 M72019229.00  1O  A
1944-02 M62610 537.00NGVD291O  A
1944-02 M62611 536.82NAVD881O  A
1944-02 M72019224.00  1O  A
1949 Y62610 527.00NGVD291O  A
1949 Y62611 526.82NAVD881O  A
1949 Y72019234.00  1O  A
1954 Y62610 506.00NGVD291O  A
1954 Y62611 505.82NAVD881O  A
1954 Y72019255.00  1O  A
1955-01 M62610 503.00NGVD291O  A
1955-01 M62611 502.82NAVD881O  A
1955-01 M72019258.00  1O  A
1956-08 M62610 507.00NGVD291O  A
1956-08 M62611 506.82NAVD881O  A
1956-08 M72019254.00  1O  A
1957-08-12 D62610 503.00NGVD291O  A
1957-08-12 D62611 502.82NAVD881O  A
1957-08-12 D72019258.00  1O  A
1959 Y62610 507.00NGVD291O  A
1959 Y62611 506.82NAVD881O  A
1959 Y72019254.00  1O  A
2007-06 M62610 445.00NGVD291O  A
2007-06 M62611 444.82NAVD881O  A
2007-06 M72019316.00  1O  A
2007-10-0215:00 UTCm62610 445.00NGVD291OUSGSSA
2007-10-0215:00 UTCm62611 444.82NAVD881OUSGSSA
2007-10-0215:00 UTCm72019316.00  1OUSGSSA
2008-06-10 D62610 444.00NGVD291A  A
2008-06-10 D62611 443.82NAVD881A  A
2008-06-10 D72019317.00  1A  A
2009-08-26 D62610 445.00NGVD291A  A
2009-08-26 D62611 444.82NAVD881A  A
2009-08-26 D72019316.00  1A  A
2010-05-25 D62610 443.00NGVD291AUSGSSA
2010-05-25 D62611 442.82NAVD881AUSGSSA
2010-05-25 D72019318.00  1AUSGSSA
2012-05-15 D62610 431.00NGVD291AUSGSSA
2012-05-15 D62611 430.82NAVD881AUSGSSA
2012-05-15 D72019330.00  1AUSGSSA

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 measurementAAirline measurement.
Method of measurementOObserved.
Measuring agencyNot determined
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.