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Groundwater levels for the Nation

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USGS 431527071312401 NH-CVW 315

Merrimack County, New Hampshire
Latitude  43°15'26.82", Longitude  71°31'24.19" NAD83
Land-surface elevation 348 feet above NAVD88
The depth of the well is 17.0 feet below land surface.
The depth of the hole is 17.5 feet below land surface.
This well is completed in the Other aquifers (N9999OTHER) national aquifer.
This well is completed in the Till (112TILL) 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
2017-08-2514:55 UTCm62610 343.73NGVD291VUSGSSA
2017-08-2514:55 UTCm62611 343.15NAVD881VUSGSSA
2017-08-2514:55 UTCm720194.85  1VUSGSSA
2017-08-2818:52 UTCm62610 343.51NGVD291VUSGSSA
2017-08-2818:52 UTCm62611 342.93NAVD881VUSGSSA
2017-08-2818:52 UTCm720195.07  1VUSGSSA
2017-08-3110:40 UTCm62610 343.34NGVD291VUSGSSA
2017-08-3110:40 UTCm62611 342.76NAVD881VUSGSSA
2017-08-3110:40 UTCm720195.24  1VUSGSSA
2017-09-1918:08 UTCm62610 343.71NGVD291VUSGSSA
2017-09-1918:08 UTCm62611 343.13NAVD881VUSGSSA
2017-09-1918:08 UTCm720194.87  1VUSGSSA
2017-10-1312:05 UTCm62610 342.77NGVD291VUSGSSA
2017-10-1312:05 UTCm62611 342.19NAVD881VUSGSSA
2017-10-1312:05 UTCm720195.81  1VUSGSSA
2017-11-1814:30 UTCm62610 344.55NGVD291VUSGSSA
2017-11-1814:30 UTCm62611 343.97NAVD881VUSGSSA
2017-11-1814:30 UTCm720194.03  1VUSGSSA
2017-12-0417:19 UTCm62610 344.35NGVD291VUSGSSA
2017-12-0417:19 UTCm62611 343.77NAVD881VUSGSSA
2017-12-0417:19 UTCm720194.23  1VUSGSSA
2018-01-1114:28 UTCm62610 344.16NGVD291VUSGSSA
2018-01-1114:28 UTCm62611 343.58NAVD881VUSGSSA
2018-01-1114:28 UTCm720194.42  1VUSGSSA
2018-02-2216:05 UTCm62610 345.24NGVD29PVUSGSSA
2018-02-2216:05 UTCm62611 344.66NAVD88PVUSGSSA
2018-02-2216:05 UTCm720193.34  PVUSGSSA
2018-04-1719:09 UTCm62610 345.74NGVD291VUSGSSA
2018-04-1719:09 UTCm62611 345.16NAVD881VUSGSSA
2018-04-1719:09 UTCm720192.84  1VUSGSSA
2018-04-2413:05 UTCm62610 345.20NGVD291VUSGSSA
2018-04-2413:05 UTCm62611 344.62NAVD881VUSGSSA
2018-04-2413:05 UTCm720193.38  1VUSGSSA
2018-08-0919:27 UTCm62610 344.86NGVD291VUSGSSA
2018-08-0919:27 UTCm62611 344.28NAVD881VUSGSSA
2018-08-0919:27 UTCm720193.72  1VUSGSSA
2018-08-1618:23 UTCm62610 344.67NGVD291VUSGSSA
2018-08-1618:23 UTCm62611 344.09NAVD881VUSGSSA
2018-08-1618:23 UTCm720193.91  1VUSGSSA
2018-10-0213:47 UTCm62610 344.87NGVD291VUSGSSA
2018-10-0213:47 UTCm62611 344.29NAVD881VUSGSSA
2018-10-0213:47 UTCm720193.71  1VUSGSSA
2018-10-2913:15 UTCm62610 345.02NGVD291VUSGSSA
2018-10-2913:15 UTCm62611 344.44NAVD881VUSGSSA
2018-10-2913:15 UTCm720193.56  1VUSGSSA

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
StatusPWater level was affected by pumping at the time of the 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.