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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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Agency code = usgs
site_no list =
  • 414356093363601
Minimum number of levels = 1
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USGS 414356093363601 080N24W23 12574 1961Ankeny 4

Polk County, Iowa
Latitude  41°43'42.9", Longitude  93°36'38.6" NAD27
Land-surface elevation 990 feet above NGVD29
The depth of the well is 2,715 feet below land surface.
The depth of the hole is 2,715 feet below land surface.
This well is completed in the Ordovician-Cambrian Systems (360OVCB) local aquifer.
Output formats
Table of data
Tab-separated data
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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
1961 Y62610 765.00NGVD291L  A
1961 Y62611 765.14NAVD881L  A
1961 Y72019225.00  1L  A
1996-05-3017:00 UTCm62610 622.36NGVD291S  A
1996-05-3017:00 UTCm62611 622.50NAVD881S  A
1996-05-3017:00 UTCm72019367.64  1S  A

Explanation
SectionCodeDescription
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 measurementLInterpreted from geophysical logs.
Method of measurementSSteel-tape measurement.
Measuring agencyNot determined
Source of measurementNot determined
Water-level approval statusAApproved for publication -- Processing and review completed.