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Groundwater levels for the Nation

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  • 441847071400201
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USGS 441847071400201 NH-BSW 44

Grafton County, New Hampshire
Latitude  44°18'46", Longitude  71°40'03" NAD27
Land-surface elevation 1,065 feet above NGVD29
The depth of the well is 73 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
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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
2002-09-1117:00 UTCm62610 1042.40NGVD291OUSGSSP
2002-09-1117:00 UTCm62611 1042.10NAVD881OUSGSSP
2002-09-1117:00 UTCm7201922.60  1OUSGSSP
2005-08-2518:57 UTCm62610 1042.47NGVD291TUSGSSA
2005-08-2518:57 UTCm62611 1042.17NAVD881TUSGSSA
2005-08-2518:57 UTCm7201922.53  1TUSGSSA
2006-09-2813:09 UTCm62610 1044.89NGVD291TUSGSSA
2006-09-2813:09 UTCm62611 1044.59NAVD881TUSGSSA
2006-09-2813:09 UTCm7201920.11  1TUSGSSA
2007-08-2816:22 UTCm62610 1043.45NGVD291TUSGSSA
2007-08-2816:22 UTCm62611 1043.15NAVD881TUSGSSA
2007-08-2816:22 UTCm7201921.55  1TUSGSSA
2012-10-0313:01 UTCm62610 1041.79NGVD291OUSGSSA
2012-10-0313:01 UTCm62611 1041.49NAVD881OUSGSSA
2012-10-0313:01 UTCm7201923.21  1OUSGSSA
2013-08-2715:45 UTCm62610 1041.91NGVD291OUSGSSA
2013-08-2715:45 UTCm62611 1041.61NAVD881OUSGSSA
2013-08-2715:45 UTCm7201923.09  1OUSGSSA
2015-09-1712:52 UTCm62610 1042.42NGVD291OUSGSSA
2015-09-1712:52 UTCm62611 1042.12NAVD881OUSGSSA
2015-09-1712:52 UTCm7201922.58  1OUSGSSA
2018-08-2319:43 UTCm62610 1043.05NGVD291VUSGSSP
2018-08-2319:43 UTCm62611 1042.75NAVD881VUSGSSP
2018-08-2319:43 UTCm7201921.95  1VUSGSSP
2022-09-2721:13 UTCm62610 1040.04NGVD291VUSGSSP
2022-09-2721:13 UTCm62611 1039.74NAVD881VUSGSSP
2022-09-2721:13 UTCm7201924.96  1VUSGSSP

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
Status1Static
Method of measurementOObserved.
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.
Water-level approval statusPProvisional data subject to revision.