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Groundwater levels for the Nation

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USGS 404633073345401 N 9168. 1

Nassau County, New York
Latitude  40°46'33", Longitude  73°34'54" NAD27
Land-surface elevation 165.0 feet above NGVD29
The depth of the well is 217 feet below land surface.
This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.
This well is completed in the Magothy Aquifer (211MAGT) local aquifer.
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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
1976-12-10 D62610 95.00NGVD291OUSGSSA
1976-12-10 D62611 93.88NAVD881OUSGSSA
1976-12-10 D7201970.00  1OUSGSSA
1977-03-29 D62610 93.19NGVD291OUSGSSA
1977-03-29 D62611 92.07NAVD881OUSGSSA
1977-03-29 D7201971.81  1OUSGSSA
1977-06-08 D62610 92.91NGVD291OUSGSSA
1977-06-08 D62611 91.79NAVD881OUSGSSA
1977-06-08 D7201972.09  1OUSGSSA
1977-09-08 D62610 93.00NGVD291OUSGSSA
1977-09-08 D62611 91.88NAVD881OUSGSSA
1977-09-08 D7201972.00  1OUSGSSA
1977-12-06 D62610 92.47NGVD291OUSGSSA
1977-12-06 D62611 91.35NAVD881OUSGSSA
1977-12-06 D7201972.53  1OUSGSSA
1978-03-23 D62610 94.82NGVD291OUSGSSA
1978-03-23 D62611 93.70NAVD881OUSGSSA
1978-03-23 D7201970.18  1OUSGSSA
1978-06-06 D62610 95.90NGVD291OUSGSSA
1978-06-06 D62611 94.78NAVD881OUSGSSA
1978-06-06 D7201969.10  1OUSGSSA
1978-07-26 D62610 95.07NGVD291OUSGSSA
1978-07-26 D62611 93.95NAVD881OUSGSSA
1978-07-26 D7201969.93  1OUSGSSA
1978-08-23 D62610 94.93NGVD291OUSGSSA
1978-08-23 D62611 93.81NAVD881OUSGSSA
1978-08-23 D7201970.07  1OUSGSSA
1978-09-18 D62610 95.49NGVD291OUSGSSA
1978-09-18 D62611 94.37NAVD881OUSGSSA
1978-09-18 D7201969.51  1OUSGSSA
1978-09-25 D62610 94.84NGVD291OUSGSSA
1978-09-25 D62611 93.72NAVD881OUSGSSA
1978-09-25 D7201970.16  1OUSGSSA
1978-10-23 D62610 94.61NGVD291OUSGSSA
1978-10-23 D62611 93.49NAVD881OUSGSSA
1978-10-23 D7201970.39  1OUSGSSA
1978-11-20 D62610 94.16NGVD291OUSGSSA
1978-11-20 D62611 93.04NAVD881OUSGSSA
1978-11-20 D7201970.84  1OUSGSSA
1978-12-04 D62610 95.30NGVD291OUSGSSA
1978-12-04 D62611 94.18NAVD881OUSGSSA
1978-12-04 D7201969.70  1OUSGSSA
1978-12-27 D62610 94.75NGVD291OUSGSSA
1978-12-27 D62611 93.63NAVD881OUSGSSA
1978-12-27 D7201970.25  1OUSGSSA
1979-03-05 D62610 95.51NGVD291OUSGSSA
1979-03-05 D62611 94.39NAVD881OUSGSSA
1979-03-05 D7201969.49  1OUSGSSA
1979-06-07 D62610 97.32NGVD291OUSGSSA
1979-06-07 D62611 96.20NAVD881OUSGSSA
1979-06-07 D7201967.68  1OUSGSSA
1979-09-12 D62610 97.25NGVD291OUSGSSA
1979-09-12 D62611 96.13NAVD881OUSGSSA
1979-09-12 D7201967.75  1OUSGSSA
1979-12-04 D62610 96.97NGVD291OUSGSSA
1979-12-04 D62611 95.85NAVD881OUSGSSA
1979-12-04 D7201968.03  1OUSGSSA
1980-03-17 D62610 95.96NGVD291OUSGSSA
1980-03-17 D62611 94.84NAVD881OUSGSSA
1980-03-17 D7201969.04  1OUSGSSA
1980-05-27 D62610 96.99NGVD291OUSGSSA
1980-05-27 D62611 95.87NAVD881OUSGSSA
1980-05-27 D7201968.01  1OUSGSSA
1980-09-02 D62610 96.56NGVD291OUSGSSA
1980-09-02 D62611 95.44NAVD881OUSGSSA
1980-09-02 D7201968.44  1OUSGSSA
1980-12-16 D62610 95.46NGVD291OUSGSSA
1980-12-16 D62611 94.34NAVD881OUSGSSA
1980-12-16 D7201969.54  1OUSGSSA
1981-03-04 D62610 94.31NGVD291OUSGSSA
1981-03-04 D62611 93.19NAVD881OUSGSSA
1981-03-04 D7201970.69  1OUSGSSA
1981-06-09 D62610 93.83NGVD291OUSGSSA
1981-06-09 D62611 92.71NAVD881OUSGSSA
1981-06-09 D7201971.17  1OUSGSSA
1981-09-10 D62610 90.61NGVD291OUSGSSA
1981-09-10 D62611 89.49NAVD881OUSGSSA
1981-09-10 D7201974.39  1OUSGSSA
1981-12-2918:45 UTCm62610 89.93NGVD291OUSGSSA
1981-12-2918:45 UTCm62611 88.81NAVD881OUSGSSA
1981-12-2918:45 UTCm7201975.07  1OUSGSSA
1982-03-1816:10 UTCm62610 90.21NGVD291OUSGSSA
1982-03-1816:10 UTCm62611 89.09NAVD881OUSGSSA
1982-03-1816:10 UTCm7201974.79  1OUSGSSA
1982-06-3017:52 UTCm62610 90.27NGVD291OUSGSSA
1982-06-3017:52 UTCm62611 89.15NAVD881OUSGSSA
1982-06-3017:52 UTCm7201974.73  1OUSGSSA
1982-09-1016:16 UTCm62610 90.33NGVD291OUSGSSA
1982-09-1016:16 UTCm62611 89.21NAVD881OUSGSSA
1982-09-1016:16 UTCm7201974.67  1OUSGSSA
1982-12-1315:39 UTCm62610 88.37NGVD291OUSGSSA
1982-12-1315:39 UTCm62611 87.25NAVD881OUSGSSA
1982-12-1315:39 UTCm7201976.63  1OUSGSSA
1983-04-0617:34 UTCm62610 88.09NGVD291OUSGSSA
1983-04-0617:34 UTCm62611 86.97NAVD881OUSGSSA
1983-04-0617:34 UTCm7201976.91  1OUSGSSA
1983-08-23 D62610 91.26NGVD291OUSGSSA
1983-08-23 D62611 90.14NAVD881OUSGSSA
1983-08-23 D7201973.74  1OUSGSSA
1984-04-2616:35 UTCm62610 91.78NGVD291OUSGSSA
1984-04-2616:35 UTCm62611 90.66NAVD881OUSGSSA
1984-04-2616:35 UTCm7201973.22  1OUSGSSA
1988-09-0618:30 UTCm62610 84.49NGVD291OUSGSSA
1988-09-0618:30 UTCm62611 83.37NAVD881OUSGSSA
1988-09-0618:30 UTCm7201980.51  1OUSGSSA
1990-03-2717:40 UTCm62610 90.02NGVD291OUSGSSA
1990-03-2717:40 UTCm62611 88.90NAVD881OUSGSSA
1990-03-2717:40 UTCm7201974.98  1OUSGSSA
1991-10-3114:30 UTCm62610 90.98NGVD291OUSGSSA
1991-10-3114:30 UTCm62611 89.86NAVD881OUSGSSA
1991-10-3114:30 UTCm7201974.02  1OUSGSSA
1992-06-0314:35 UTCm62610 89.23NGVD291OUSGSSA
1992-06-0314:35 UTCm62611 88.11NAVD881OUSGSSA
1992-06-0314:35 UTCm7201975.77  1OUSGSSA
1992-12-0314:33 UTCm62610 87.43NGVD291OUSGSSA
1992-12-0314:33 UTCm62611 86.31NAVD881OUSGSSA
1992-12-0314:33 UTCm7201977.57  1OUSGSSA
1993-04-1218:30 UTCm62610 87.76NGVD291SUSGSSA
1993-04-1218:30 UTCm62611 86.64NAVD881SUSGSSA
1993-04-1218:30 UTCm7201977.24  1SUSGSSA
1993-06-2213:18 UTCm62610 88.42NGVD291OUSGSSA
1993-06-2213:18 UTCm62611 87.30NAVD881OUSGSSA
1993-06-2213:18 UTCm7201976.58  1OUSGSSA
1993-12-2919:16 UTCm62610 86.43NGVD291OUSGSSA
1993-12-2919:16 UTCm62611 85.31NAVD881OUSGSSA
1993-12-2919:16 UTCm7201978.57  1OUSGSSA
1994-06-0714:10 UTCm62610 86.91NGVD291OUSGSSA
1994-06-0714:10 UTCm62611 85.79NAVD881OUSGSSA
1994-06-0714:10 UTCm7201978.09  1OUSGSSA
1994-12-1413:44 UTCm62610 85.20NGVD291OUSGSSA
1994-12-1413:44 UTCm62611 84.08NAVD881OUSGSSA
1994-12-1413:44 UTCm7201979.80  1OUSGSSA
1995-06-1310:57 UTCm62610 84.02NGVD291OUSGSSA
1995-06-1310:57 UTCm62611 82.90NAVD881OUSGSSA
1995-06-1310:57 UTCm7201980.98  1OUSGSSA
1995-12-0512:45 UTCm62610 82.19NGVD291OUSGSSA
1995-12-0512:45 UTCm62611 81.07NAVD881OUSGSSA
1995-12-0512:45 UTCm7201982.81  1OUSGSSA
1996-03-2115:56 UTCm62610 82.03NGVD291OUSGSSA
1996-03-2115:56 UTCm62611 80.91NAVD881OUSGSSA
1996-03-2115:56 UTCm7201982.97  1OUSGSSA
1996-05-1511:25 UTCm62610 82.56NGVD291OUSGSSA
1996-05-1511:25 UTCm62611 81.44NAVD881OUSGSSA
1996-05-1511:25 UTCm7201982.44  1OUSGSSA
1996-09-1012:00 UTCm62610 82.87NGVD291OUSGSSA
1996-09-1012:00 UTCm62611 81.75NAVD881OUSGSSA
1996-09-1012:00 UTCm7201982.13  1OUSGSSA
1996-12-1120:51 UTCm62610 83.52NGVD291OUSGSSA
1996-12-1120:51 UTCm62611 82.40NAVD881OUSGSSA
1996-12-1120:51 UTCm7201981.48  1OUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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 measurementSSteel-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.