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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 =
  • 430641091403401
Minimum number of levels = 1
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USGS 430641091403401 096N07W21CDDC 20274 1968Castalia 2

Winneshiek County, Iowa
Latitude  43°06'41", Longitude  91°40'34" NAD27
Land-surface elevation 1,245 feet above NGVD29
The depth of the well is 938 feet below land surface.
This well is completed in the Jordan Sandstone (371JRDN) local aquifer.
Output formats
Table of data
Tab-separated 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
1976-04-19 D62610 1204.60NGVD291OUSGSSP
1976-04-19 D62611 1204.50NAVD881OUSGSSP
1976-04-19 D7201940.40  1OUSGSSP

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 measurementOObserved.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusPProvisional data subject to revision.