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Groundwater levels for Illinois

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Agency code = usgs
site_no list =
  • 401934089541706
Minimum number of levels = 1
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USGS 401934089541706 22N7W-29.1d6 (SH-3)

Mason County, Illinois
Latitude  40°19'34.3", Longitude  89°54'17" NAD83
Land-surface elevation 468.05 feet above NAVD88
The depth of the well is 13.5 feet below land surface.
Output formats
Table of data
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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
2022-10-0514:18 UTCm62611 463.40NAVD881VUSGSSA
2022-10-0514:18 UTCm720194.65  1VUSGSSA
2022-11-2214:19 UTCm62611 463.58NAVD881VUSGSSA
2022-11-2214:19 UTCm720194.47  1VUSGSSA
2022-12-0618:44 UTCm62611 463.66NAVD881VUSGSSA
2022-12-0618:44 UTCm720194.39  1VUSGSSA
2022-12-1221:40 UTCm62611 463.63NAVD881VUSGSSA
2022-12-1221:40 UTCm720194.42  1VUSGSSA
2023-02-2818:10 UTCm62611 464.44NAVD881VUSGSSP
2023-02-2818:10 UTCm720193.61  1VUSGSSP
2023-05-1115:18 UTCm62611 463.85NAVD881VUSGSSP
2023-05-1115:18 UTCm720194.20  1VUSGSSP
2023-06-0115:08 UTCm62611 463.44NAVD881VUSGSSP
2023-06-0115:08 UTCm720194.61  1VUSGSSP
2023-08-3017:17 UTCm62611 462.68NAVD881VUSGSSP
2023-08-3017:17 UTCm720195.37  1VUSGSSP
2023-10-1214:19 UTCm62611 462.90NAVD881VUSGSSP
2023-10-1214:19 UTCm720195.15  1VUSGSSP
2023-11-1414:11 UTCm62611 463.15NAVD881VUSGSSP
2023-11-1414:11 UTCm720194.90  1VUSGSSP
2024-03-1320:32 UTCm62611 463.34NAVD881VUSGSSP
2024-03-1320:32 UTCm720194.71  1VUSGSSP
2024-05-2116:07 UTCm62611 463.84NAVD881VUSGSSP
2024-05-2116:07 UTCm720194.21  1VUSGSSP
2024-05-2221:47 UTCm62611 463.78NAVD881TUSGSSP
2024-05-2221:47 UTCm720194.27  1TUSGSSP

Explanation
SectionCodeDescription
Water-level date-time accuracymDate is accurate to the Minute
Parameter code62611Groundwater level above NAVD 1988, feet
Parameter code72019Depth to water level, feet below land surface
Referenced vertical datumNAVD88North American Vertical Datum of 1988
Status1Static
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.
Water-level approval statusPProvisional data subject to revision.