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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 423108071143201
Minimum number of levels = 1
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USGS 423108071143201 MA-A4W 10 BEDFORD, MA

Middlesex County, Massachusetts
Latitude  42°31'07.64", Longitude  71°14'31.63" NAD83
Land-surface elevation 95 feet above NGVD29
The depth of the well is 30 feet below land surface.
The depth of the hole is 30 feet below land surface.
This well is completed in the Sand and gravel aquifers (glaciated regions) (N100GLCIAL) national aquifer.
This well is completed in the Stratified Deposits, Undifferentiated (112SRFD) 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
2012-11-0616:00 UTCm62610 87.05NGVD291OUSGSSA
2012-11-0616:00 UTCm62611 86.15NAVD881OUSGSSA
2012-11-0616:00 UTCm720197.95  1OUSGSSA
2013-07-1016:00 UTCm62610 87.03NGVD29 SUSGSSA
2013-07-1016:00 UTCm62611 86.13NAVD88 SUSGSSA
2013-07-1016:00 UTCm720197.97   SUSGSSA
2015-08-1314:00 UTCm62610 86.16NGVD29 TUSGSSA
2015-08-1314:00 UTCm62611 85.26NAVD88 TUSGSSA
2015-08-1314:00 UTCm720198.84   TUSGSSA
2017-07-2014:15 UTCm62610 87.55NGVD29 VUSGSSA
2017-07-2014:15 UTCm62611 86.65NAVD88 VUSGSSA
2017-07-2014:15 UTCm720197.45   VUSGSSA

Explanation
SectionCodeDescription
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
StatusThe reported water-level measurement represents a static level
Status1Static
Method of measurementOObserved.
Method of measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.