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Groundwater levels for the Nation

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  • 431034071340501
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USGS 431034071340501 NH-CVW 312 (CVWB-1)

Merrimack County, New Hampshire
Latitude  43°10'33.9", Longitude  71°34'05.28" NAD83
Land-surface elevation 412 feet above NGVD29
The depth of the well is 480 feet below land surface.
The depth of the hole is 480 feet below land surface.
This well is completed in the Bedrock (BEDROCK) local aquifer.
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Water
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feet
below
land
surface
Water
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feet
above
specific
vertical
datum
Referenced
vertical
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2009-09-2313:18 UTCm62610 385.45NGVD291TNH021AA
2009-09-2313:18 UTCm62611 384.84NAVD881TNH021AA
2009-09-2313:18 UTCm7201926.55  1TNH021AA
2009-10-3012:25 UTCm62610 390.16NGVD291TNH021AA
2009-10-3012:25 UTCm62611 389.55NAVD881TNH021AA
2009-10-3012:25 UTCm7201921.84  1TNH021AA
2009-11-2312:25 UTCm62610 392.00NGVD291TNH021AA
2009-11-2312:25 UTCm62611 391.39NAVD881TNH021AA
2009-11-2312:25 UTCm7201920.00  1TNH021AA
2009-12-2312:25 UTCm62610 392.03NGVD291TNH021AA
2009-12-2312:25 UTCm62611 391.42NAVD881TNH021AA
2009-12-2312:25 UTCm7201919.97  1TNH021AA
2010-01-2712:52 UTCm62610 391.68NGVD291TNH021AA
2010-01-2712:52 UTCm62611 391.07NAVD881TNH021AA
2010-01-2712:52 UTCm7201920.32  1TNH021AA
2010-02-2512:02 UTCm62610 391.46NGVD291TNH021AA
2010-02-2512:02 UTCm62611 390.85NAVD881TNH021AA
2010-02-2512:02 UTCm7201920.54  1TNH021AA
2010-03-2413:01 UTCm62610 393.01NGVD291TNH021AA
2010-03-2413:01 UTCm62611 392.40NAVD881TNH021AA
2010-03-2413:01 UTCm7201918.99  1TNH021AA
2010-04-2912:59 UTCm62610 392.34NGVD291TNH021AA
2010-04-2912:59 UTCm62611 391.73NAVD881TNH021AA
2010-04-2912:59 UTCm7201919.66  1TNH021AA
2010-05-2811:58 UTCm62610 387.79NGVD291TNH021AA
2010-05-2811:58 UTCm62611 387.18NAVD881TNH021AA
2010-05-2811:58 UTCm7201924.21  1TNH021AA
2010-06-2413:25 UTCm62610 385.67NGVD291TNH021AA
2010-06-2413:25 UTCm62611 385.06NAVD881TNH021AA
2010-06-2413:25 UTCm7201926.33  1TNH021AA
2010-07-2713:26 UTCm62610 381.18NGVD291TNH021AA
2010-07-2713:26 UTCm62611 380.57NAVD881TNH021AA
2010-07-2713:26 UTCm7201930.82  1TNH021AA
2010-08-2419:11 UTCm62610 383.44NGVD291TNH021AA
2010-08-2419:11 UTCm62611 382.83NAVD881TNH021AA
2010-08-2419:11 UTCm7201928.56  1TNH021AA
2010-09-3012:01 UTCm62610 383.77NGVD291TNH021AA
2010-09-3012:01 UTCm62611 383.16NAVD881TNH021AA
2010-09-3012:01 UTCm7201928.23  1TNH021AA
2010-10-2821:30 UTCm62610 386.25NGVD291TNH021AA
2010-10-2821:30 UTCm62611 385.64NAVD881TNH021AA
2010-10-2821:30 UTCm7201925.75  1TNH021AA
2010-11-2212:18 UTCm62610 389.87NGVD291TNH021AA
2010-11-2212:18 UTCm62611 389.26NAVD881TNH021AA
2010-11-2212:18 UTCm7201922.13  1TNH021AA
2010-12-2116:04 UTCm62610 391.53NGVD291TNH021AA
2010-12-2116:04 UTCm62611 390.92NAVD881TNH021AA
2010-12-2116:04 UTCm7201920.47  1TNH021AA
2011-01-2716:11 UTCm62610 391.18NGVD291TNH021AA
2011-01-2716:11 UTCm62611 390.57NAVD881TNH021AA
2011-01-2716:11 UTCm7201920.82  1TNH021AA
2011-02-2618:00 UTCm62610 390.88NGVD291TNH021AA
2011-02-2618:00 UTCm62611 390.27NAVD881TNH021AA
2011-02-2618:00 UTCm7201921.12  1TNH021AA
2011-03-2516:13 UTCm62610 392.96NGVD291LNH021AA
2011-03-2516:13 UTCm62611 392.35NAVD881LNH021AA
2011-03-2516:13 UTCm7201919.04  1LNH021AA
2011-04-0618:45 UTCm62610 393.03NGVD291TUSGSSA
2011-04-0618:45 UTCm62611 392.42NAVD881TUSGSSA
2011-04-0618:45 UTCm7201918.97  1TUSGSSA
2011-04-0715:00 UTCm62610 392.55NGVD291T  A
2011-04-0715:00 UTCm62611 391.94NAVD881T  A
2011-04-0715:00 UTCm7201919.45  1T  A
2011-05-1619:01 UTCm62610 387.85NGVD291TUSGSSA
2011-05-1619:01 UTCm62611 387.24NAVD881TUSGSSA
2011-05-1619:01 UTCm7201924.15  1TUSGSSA
2011-09-2211:53 UTCm62610 390.27NGVD291T  A
2011-09-2211:53 UTCm62611 389.66NAVD881T  A
2011-09-2211:53 UTCm7201921.73  1T  A
2011-11-2114:02 UTCm62610 392.47NGVD291T  A
2011-11-2114:02 UTCm62611 391.86NAVD881T  A
2011-11-2114:02 UTCm7201919.53  1T  A
2012-03-1416:45 UTCm62610 392.56NGVD291TUSGSSA
2012-03-1416:45 UTCm62611 391.95NAVD881TUSGSSA
2012-03-1416:45 UTCm7201919.44  1TUSGSSA
2012-04-1717:00 UTCm62610 389.29NGVD291T  A
2012-04-1717:00 UTCm62611 388.68NAVD881T  A
2012-04-1717:00 UTCm7201922.71  1T  A
2012-05-0719:52 UTCm62610 387.73NGVD291TUSGSSA
2012-05-0719:52 UTCm62611 387.12NAVD881TUSGSSA
2012-05-0719:52 UTCm7201924.27  1TUSGSSA
2012-07-2414:01 UTCm62610 381.18NGVD291TUSGSSA
2012-07-2414:01 UTCm62611 380.57NAVD881TUSGSSA
2012-07-2414:01 UTCm7201930.82  1TUSGSSA
2012-10-1820:00 UTCm62610 388.34NGVD291TUSGSSA
2012-10-1820:00 UTCm62611 387.73NAVD881TUSGSSA
2012-10-1820:00 UTCm7201923.66  1TUSGSSA
2012-12-0419:00 UTCm62610 389.83NGVD291TUSGSSA
2012-12-0419:00 UTCm62611 389.22NAVD881TUSGSSA
2012-12-0419:00 UTCm7201922.17  1TUSGSSA
2013-02-0115:31 UTCm62610 391.66NGVD291TUSGSSA
2013-02-0115:31 UTCm62611 391.05NAVD881TUSGSSA
2013-02-0115:31 UTCm7201920.34  1TUSGSSA
2013-03-0419:20 UTCm62610 392.06NGVD291TNH021AA
2013-03-0419:20 UTCm62611 391.45NAVD881TNH021AA
2013-03-0419:20 UTCm7201919.94  1TNH021AA
2013-03-2619:30 UTCm62610 392.20NGVD291TNH021AA
2013-03-2619:30 UTCm62611 391.59NAVD881TNH021AA
2013-03-2619:30 UTCm7201919.80  1TNH021AA
2013-04-0113:06 UTCm62610 392.11NGVD291TUSGSSA
2013-04-0113:06 UTCm62611 391.50NAVD881TUSGSSA
2013-04-0113:06 UTCm7201919.89  1TUSGSSA
2013-04-0417:00 UTCm62610 392.41NGVD291TUSGSSA
2013-04-0417:00 UTCm62611 391.80NAVD881TUSGSSA
2013-04-0417:00 UTCm7201919.59  1TUSGSSA
2013-04-2417:00 UTCm62610 392.34NGVD291TNH021AA
2013-04-2417:00 UTCm62611 391.73NAVD881TNH021AA
2013-04-2417:00 UTCm7201919.66  1TNH021AA
2013-05-3013:50 UTCm62610 389.29NGVD291TNH021AA
2013-05-3013:50 UTCm62611 388.68NAVD881TNH021AA
2013-05-3013:50 UTCm7201922.71  1TNH021AA
2013-06-2615:05 UTCm62610 391.23NGVD291TNH021AA
2013-06-2615:05 UTCm62611 390.62NAVD881TNH021AA
2013-06-2615:05 UTCm7201920.77  1TNH021AA
2013-07-2519:36 UTCm62610 388.95NGVD291TNH021AA
2013-07-2519:36 UTCm62611 388.34NAVD881TNH021AA
2013-07-2519:36 UTCm7201923.05  1TNH021AA
2013-08-2613:52 UTCm62610 385.92NGVD291TNH021AA
2013-08-2613:52 UTCm62611 385.31NAVD881TNH021AA
2013-08-2613:52 UTCm7201926.08  1TNH021AA
2013-09-2018:42 UTCm62610 387.57NGVD291TNH021AA
2013-09-2018:42 UTCm62611 386.96NAVD881TNH021AA
2013-09-2018:42 UTCm7201924.43  1TNH021AA
2013-10-2519:10 UTCm62610 388.80NGVD291TNH021AA
2013-10-2519:10 UTCm62611 388.19NAVD881TNH021AA
2013-10-2519:10 UTCm7201923.20  1TNH021AA
2013-11-2516:27 UTCm62610 388.53NGVD291TNH021AA
2013-11-2516:27 UTCm62611 387.92NAVD881TNH021AA
2013-11-2516:27 UTCm7201923.47  1TNH021AA
2013-12-2719:13 UTCm62610 390.07NGVD291TNH021AA
2013-12-2719:13 UTCm62611 389.46NAVD881TNH021AA
2013-12-2719:13 UTCm7201921.93  1TNH021AA

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 measurementLInterpreted from geophysical logs.
Method of measurementTElectric-tape measurement.
Measuring agencyNot determined
Measuring agencyNH021New Hampshire Department of Environmental Services
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementAReported by another government agency (do not use "A" if reported by owner, use "O").
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.