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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 =
  • 411218071334201
Minimum number of levels = 1
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USGS 411218071334201 RI-NHW 83

Washington County, Rhode Island
Latitude  41°12'18", Longitude  71°33'42" NAD27
Land-surface elevation 24 feet above NGVD29
The depth of the well is 11.50 feet below land surface.
The depth of the hole is 11.50 feet below land surface.
Output formats
Table of data
Tab-separated data
Graph 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
1962-06-25 D62610 14.65NGVD291S  A
1962-06-25 D62611 13.73NAVD881S  A
1962-06-25 D720199.35  1S  A
1962-08-18 D62610 13.00NGVD291OUSGSSA
1962-08-18 D62611 12.08NAVD881OUSGSSA
1962-08-18 D7201911.00  1OUSGSSA

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.
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.