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Groundwater levels for the Nation

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Agency code = usgs
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  • 411808091403301
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USGS 411808091403301 075N07W16BCCD 02298 1947

Washington County, Iowa
Latitude  41°18'08", Longitude  91°40'33" NAD27
Land-surface elevation 760 feet above NGVD29
The depth of the well is 2,386 feet below land surface.
The depth of the hole is 2,386 feet below land surface.
This well is completed in the Cambrian-Ordovician aquifer system (S300CAMORD) national aquifer.
This well is completed in the Trempealeau Group (371TEMP) local aquifer.
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
1946-02-08 D62610 670.00NGVD291L  A
1946-02-08 D62611 669.89NAVD881L  A
1946-02-08 D7201990.00  1L  A
1947-04-26 D62610 630.00NGVD291OUSGSSP
1947-04-26 D62611 629.89NAVD881OUSGSSP
1947-04-26 D72019130.00  1OUSGSSP
1947-05-09 D62610 628.00NGVD291OUSGSSP
1947-05-09 D62611 627.89NAVD881OUSGSSP
1947-05-09 D72019132.00  1OUSGSSP
1947-07-06 D62610 633.00NGVD291L  A
1947-07-06 D62611 632.89NAVD881L  A
1947-07-06 D72019127.00  1L  A

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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 measurementLInterpreted from geophysical logs.
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.
Water-level approval statusPProvisional data subject to revision.