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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 414726091535905
Minimum number of levels = 1
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USGS 414726091535905 081N09W28DCB 01729 1943Middle Amana 2

Iowa County, Iowa
Latitude  41°47'26", Longitude  91°53'59" NAD27
Land-surface elevation 725 feet above NGVD29
The depth of the well is 33 feet below land surface.
The depth of the hole is 33 feet below land surface.
This well is completed in the Holocene Alluvium (111ALVM) 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
1943-08 M62610 708.00NGVD291L  A
1943-08 M62611 707.94NAVD881L  A
1943-08 M7201917.00  1L  A
1943-08-27 D62610 707.86NGVD291SUSGSSP
1943-08-27 D62611 707.80NAVD881SUSGSSP
1943-08-27 D7201917.14  1SUSGSSP

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 measurementLInterpreted from geophysical logs.
Method of measurementSSteel-tape measurement.
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.