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Groundwater levels for the Nation

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USGS 404856073412303 N 599. 1

Nassau County, New York
Latitude  40°48'56", Longitude  73°41'23" NAD27
Land-surface elevation 76.0 feet above NGVD29
The depth of the well is 454 feet below land surface.
The depth of the hole is 454 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 Lloyd Aquifer (211LLYD) local aquifer.
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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
1947-03-13 D62610 3.01NGVD291OUSGSSA
1947-03-13 D62611 1.92NAVD881OUSGSSA
1947-03-13 D7201972.99  1OUSGSSA
1948-04-06 D62610 9.01NGVD291OUSGSSA
1948-04-06 D62611 7.92NAVD881OUSGSSA
1948-04-06 D7201966.99  1OUSGSSA
1949-04-07 D62610 7.93NGVD291OUSGSSA
1949-04-07 D62611 6.84NAVD881OUSGSSA
1949-04-07 D7201968.07  1OUSGSSA
1950-02-13 D62610 4.19NGVD291OUSGSSA
1950-02-13 D62611 3.10NAVD881OUSGSSA
1950-02-13 D7201971.81  1OUSGSSA
1952-03-18 D62610 -5.57NGVD291OUSGSSA
1952-03-18 D62611 -6.66NAVD881OUSGSSA
1952-03-18 D7201981.57  1OUSGSSA
1952-03-19 D62610 -1.56NGVD291OUSGSSA
1952-03-19 D62611 -2.65NAVD881OUSGSSA
1952-03-19 D7201977.56  1OUSGSSA
1953-02-13 D62610 -6.98NGVD291OUSGSSA
1953-02-13 D62611 -8.07NAVD881OUSGSSA
1953-02-13 D7201982.98  1OUSGSSA
1953-03-02 D62610 -8.81NGVD291OUSGSSA
1953-03-02 D62611 -9.90NAVD881OUSGSSA
1953-03-02 D7201984.81  1OUSGSSA
1953-05-04 D62610 -8.18NGVD291OUSGSSA
1953-05-04 D62611 -9.27NAVD881OUSGSSA
1953-05-04 D7201984.18  1OUSGSSA
1953-08-10 D62610 -15.41NGVD291OUSGSSA
1953-08-10 D62611 -16.50NAVD881OUSGSSA
1953-08-10 D7201991.41  1OUSGSSA
1953-10-02 D62610 -15.08NGVD291OUSGSSA
1953-10-02 D62611 -16.17NAVD881OUSGSSA
1953-10-02 D7201991.08  1OUSGSSA
1953-12-02 D62610 -5.98NGVD291OUSGSSA
1953-12-02 D62611 -7.07NAVD881OUSGSSA
1953-12-02 D7201981.98  1OUSGSSA
1954-03-26 D62610 -4.63NGVD291OUSGSSA
1954-03-26 D62611 -5.72NAVD881OUSGSSA
1954-03-26 D7201980.63  1OUSGSSA
1954-04-26 D62610 -0.41NGVD291OUSGSSA
1954-04-26 D62611 -1.50NAVD881OUSGSSA
1954-04-26 D7201976.41  1OUSGSSA
1954-05-24 D62610 2.14NGVD291OUSGSSA
1954-05-24 D62611 1.05NAVD881OUSGSSA
1954-05-24 D7201973.86  1OUSGSSA
1954-10-20 D62610 -0.05NGVD291OUSGSSA
1954-10-20 D62611 -1.14NAVD881OUSGSSA
1954-10-20 D7201976.05  1OUSGSSA
1954-12-06 D62610 -4.77NGVD291OUSGSSA
1954-12-06 D62611 -5.86NAVD881OUSGSSA
1954-12-06 D7201980.77  1OUSGSSA
1955-01-04 D62610 -7.27NGVD291OUSGSSA
1955-01-04 D62611 -8.36NAVD881OUSGSSA
1955-01-04 D7201983.27  1OUSGSSA
1955-01-27 D62610 2.96NGVD291OUSGSSA
1955-01-27 D62611 1.87NAVD881OUSGSSA
1955-01-27 D7201973.04  1OUSGSSA
1955-02-08 D62610 0.62NGVD291OUSGSSA
1955-02-08 D62611 -0.47NAVD881OUSGSSA
1955-02-08 D7201975.38  1OUSGSSA
1955-03-30 D62610 6.89NGVD291OUSGSSA
1955-03-30 D62611 5.80NAVD881OUSGSSA
1955-03-30 D7201969.11  1OUSGSSA
1955-04-22 D62610 5.77NGVD291OUSGSSA
1955-04-22 D62611 4.68NAVD881OUSGSSA
1955-04-22 D7201970.23  1OUSGSSA
1955-05-31 D62610 -9.64NGVD291OUSGSSA
1955-05-31 D62611 -10.73NAVD881OUSGSSA
1955-05-31 D7201985.64  1OUSGSSA
1955-06-27 D62610 -6.23NGVD291OUSGSSA
1955-06-27 D62611 -7.32NAVD881OUSGSSA
1955-06-27 D7201982.23  1OUSGSSA
1955-07-12 D62610 -11.41NGVD291OUSGSSA
1955-07-12 D62611 -12.50NAVD881OUSGSSA
1955-07-12 D7201987.41  1OUSGSSA
1955-07-28 D62610 -18.24NGVD291OUSGSSA
1955-07-28 D62611 -19.33NAVD881OUSGSSA
1955-07-28 D7201994.24  1OUSGSSA
1955-09-30 D62610 -6.91NGVD291OUSGSSA
1955-09-30 D62611 -8.00NAVD881OUSGSSA
1955-09-30 D7201982.91  1OUSGSSA
1955-11-03 D62610 -1.58NGVD291OUSGSSA
1955-11-03 D62611 -2.67NAVD881OUSGSSA
1955-11-03 D7201977.58  1OUSGSSA
1955-12-01 D62610 1.79NGVD291OUSGSSA
1955-12-01 D62611 0.70NAVD881OUSGSSA
1955-12-01 D7201974.21  1OUSGSSA
1956-01-05 D62610 3.26NGVD291OUSGSSA
1956-01-05 D62611 2.17NAVD881OUSGSSA
1956-01-05 D7201972.74  1OUSGSSA
1956-02-02 D62610 3.34NGVD291OUSGSSA
1956-02-02 D62611 2.25NAVD881OUSGSSA
1956-02-02 D7201972.66  1OUSGSSA
1956-02-28 D62610 1.74NGVD291OUSGSSA
1956-02-28 D62611 0.65NAVD881OUSGSSA
1956-02-28 D7201974.26  1OUSGSSA
1956-04-04 D62610 -1.62NGVD291OUSGSSA
1956-04-04 D62611 -2.71NAVD881OUSGSSA
1956-04-04 D7201977.62  1OUSGSSA
1956-04-25 D62610 -3.56NGVD291OUSGSSA
1956-04-25 D62611 -4.65NAVD881OUSGSSA
1956-04-25 D7201979.56  1OUSGSSA
1956-06-05 D62610 -5.04NGVD291OUSGSSA
1956-06-05 D62611 -6.13NAVD881OUSGSSA
1956-06-05 D7201981.04  1OUSGSSA
1956-06-06 D62610 0.94NGVD291OUSGSSA
1956-06-06 D62611 -0.15NAVD881OUSGSSA
1956-06-06 D7201975.06  1OUSGSSA
1956-08-01 D62610 -4.51NGVD291OUSGSSA
1956-08-01 D62611 -5.60NAVD881OUSGSSA
1956-08-01 D7201980.51  1OUSGSSA
1956-08-02 D62610 -3.04NGVD291OUSGSSA
1956-08-02 D62611 -4.13NAVD881OUSGSSA
1956-08-02 D7201979.04  1OUSGSSA
1956-09-05 D62610 -13.46NGVD291OUSGSSA
1956-09-05 D62611 -14.55NAVD881OUSGSSA
1956-09-05 D7201989.46  1OUSGSSA
1956-10-02 D62610 1.05NGVD291OUSGSSA
1956-10-02 D62611 -0.04NAVD881OUSGSSA
1956-10-02 D7201974.95  1OUSGSSA
1956-10-09 D62610 -6.01NGVD291OUSGSSA
1956-10-09 D62611 -7.10NAVD881OUSGSSA
1956-10-09 D7201982.01  1OUSGSSA
1956-11-02 D62610 4.80NGVD291OUSGSSA
1956-11-02 D62611 3.71NAVD881OUSGSSA
1956-11-02 D7201971.20  1OUSGSSA
1956-11-26 D62610 9.38NGVD291OUSGSSA
1956-11-26 D62611 8.29NAVD881OUSGSSA
1956-11-26 D7201966.62  1OUSGSSA
1957-04-26 D62610 3.16NGVD291OUSGSSA
1957-04-26 D62611 2.07NAVD881OUSGSSA
1957-04-26 D7201972.84  1OUSGSSA
1958-01-30 D62610 12.59NGVD291OUSGSSA
1958-01-30 D62611 11.50NAVD881OUSGSSA
1958-01-30 D7201963.41  1OUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.