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Groundwater levels for the Nation

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USGS 404743073444401 N 687. 2

Nassau County, New York
Latitude  40°47'43", Longitude  73°44'44" NAD27
Land-surface elevation 8.0 feet above NGVD29
The depth of the well is 314 feet below land surface.
The depth of the hole is 370 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
1945-12-12 D62610 1.35NGVD291OUSGSSA
1945-12-12 D62611 0.27NAVD881OUSGSSA
1945-12-12 D720196.65  1OUSGSSA
1946-05-28 D62610 3.35NGVD291OUSGSSA
1946-05-28 D62611 2.27NAVD881OUSGSSA
1946-05-28 D720194.65  1OUSGSSA
1946-05-29 D62610 3.71NGVD291OUSGSSA
1946-05-29 D62611 2.63NAVD881OUSGSSA
1946-05-29 D720194.29  1OUSGSSA
1947-03-11 D62610 1.29NGVD291OUSGSSA
1947-03-11 D62611 0.21NAVD881OUSGSSA
1947-03-11 D720196.71  1OUSGSSA
1948-04-06 D62610 1.48NGVD291OUSGSSA
1948-04-06 D62611 0.40NAVD881OUSGSSA
1948-04-06 D720196.52  1OUSGSSA
1949-04-07 D62610 2.33NGVD291OUSGSSA
1949-04-07 D62611 1.25NAVD881OUSGSSA
1949-04-07 D720195.67  1OUSGSSA
1950-02-13 D62610 2.71NGVD291OUSGSSA
1950-02-13 D62611 1.63NAVD881OUSGSSA
1950-02-13 D720195.29  1OUSGSSA
1952-03-13 D62610 3.26NGVD291OUSGSSA
1952-03-13 D62611 2.18NAVD881OUSGSSA
1952-03-13 D720194.74  1OUSGSSA
1953-04-02 D62610 3.22NGVD291OUSGSSA
1953-04-02 D62611 2.14NAVD881OUSGSSA
1953-04-02 D720194.78  1OUSGSSA
1953-05-01 D62610 2.54NGVD291OUSGSSA
1953-05-01 D62611 1.46NAVD881OUSGSSA
1953-05-01 D720195.46  1OUSGSSA
1953-08-07 D62610 1.55NGVD291OUSGSSA
1953-08-07 D62611 0.47NAVD881OUSGSSA
1953-08-07 D720196.45  1OUSGSSA
1953-12-02 D62610 1.41NGVD291OUSGSSA
1953-12-02 D62611 0.33NAVD881OUSGSSA
1953-12-02 D720196.59  1OUSGSSA
1953-12-23 D62610 1.79NGVD291OUSGSSA
1953-12-23 D62611 0.71NAVD881OUSGSSA
1953-12-23 D720196.21  1OUSGSSA
1954-01-25 D62610 2.18NGVD291OUSGSSA
1954-01-25 D62611 1.10NAVD881OUSGSSA
1954-01-25 D720195.82  1OUSGSSA
1954-02-23 D62610 2.34NGVD291OUSGSSA
1954-02-23 D62611 1.26NAVD881OUSGSSA
1954-02-23 D720195.66  1OUSGSSA
1954-03-22 D62610 2.38NGVD291OUSGSSA
1954-03-22 D62611 1.30NAVD881OUSGSSA
1954-03-22 D720195.62  1OUSGSSA
1954-04-26 D62610 3.28NGVD291OUSGSSA
1954-04-26 D62611 2.20NAVD881OUSGSSA
1954-04-26 D720194.72  1OUSGSSA
1954-05-24 D62610 3.36NGVD291OUSGSSA
1954-05-24 D62611 2.28NAVD881OUSGSSA
1954-05-24 D720194.64  1OUSGSSA
1954-09-22 D62610 0.18NGVD291OUSGSSA
1954-09-22 D62611 -0.90NAVD881OUSGSSA
1954-09-22 D720197.82  1OUSGSSA
1954-09-23 D62610 1.91NGVD291OUSGSSA
1954-09-23 D62611 0.83NAVD881OUSGSSA
1954-09-23 D720196.09  1OUSGSSA
1954-12-06 D62610 4.84NGVD291OUSGSSA
1954-12-06 D62611 3.76NAVD881OUSGSSA
1954-12-06 D720193.16  1OUSGSSA
1955-01-31 D62610 3.46NGVD291OUSGSSA
1955-01-31 D62611 2.38NAVD881OUSGSSA
1955-01-31 D720194.54  1OUSGSSA
1955-02-28 D62610 5.26NGVD291OUSGSSA
1955-02-28 D62611 4.18NAVD881OUSGSSA
1955-02-28 D720192.74  1OUSGSSA
1955-03-15 D62610 5.47NGVD291OUSGSSA
1955-03-15 D62611 4.39NAVD881OUSGSSA
1955-03-15 D720192.53  1OUSGSSA
1955-03-21 D62610 5.17NGVD291OUSGSSA
1955-03-21 D62611 4.09NAVD881OUSGSSA
1955-03-21 D720192.83  1OUSGSSA
1955-05-31 D62610 -3.94NGVD291OUSGSSA
1955-05-31 D62611 -5.02NAVD881OUSGSSA
1955-05-31 D7201911.94  1OUSGSSA
1955-07-11 D62610 -9.82NGVD291OUSGSSA
1955-07-11 D62611 -10.90NAVD881OUSGSSA
1955-07-11 D7201917.82  1OUSGSSA
1955-08-19 D62610 1.86NGVD291OUSGSSA
1955-08-19 D62611 0.78NAVD881OUSGSSA
1955-08-19 D720196.14  1OUSGSSA
1955-09-30 D62610 2.40NGVD291OUSGSSA
1955-09-30 D62611 1.32NAVD881OUSGSSA
1955-09-30 D720195.60  1OUSGSSA
1955-10-28 D62610 3.51NGVD291OUSGSSA
1955-10-28 D62611 2.43NAVD881OUSGSSA
1955-10-28 D720194.49  1OUSGSSA
1955-12-02 D62610 2.25NGVD291OUSGSSA
1955-12-02 D62611 1.17NAVD881OUSGSSA
1955-12-02 D720195.75  1OUSGSSA
1956-01-05 D62610 3.65NGVD291OUSGSSA
1956-01-05 D62611 2.57NAVD881OUSGSSA
1956-01-05 D720194.35  1OUSGSSA
1956-02-01 D62610 1.91NGVD291OUSGSSA
1956-02-01 D62611 0.83NAVD881OUSGSSA
1956-02-01 D720196.09  1OUSGSSA
1956-02-27 D62610 4.35NGVD291OUSGSSA
1956-02-27 D62611 3.27NAVD881OUSGSSA
1956-02-27 D720193.65  1OUSGSSA
1956-04-03 D62610 3.57NGVD291OUSGSSA
1956-04-03 D62611 2.49NAVD881OUSGSSA
1956-04-03 D720194.43  1OUSGSSA
1956-05-01 D62610 3.62NGVD291OUSGSSA
1956-05-01 D62611 2.54NAVD881OUSGSSA
1956-05-01 D720194.38  1OUSGSSA
1956-05-28 D62610 2.90NGVD291OUSGSSA
1956-05-28 D62611 1.82NAVD881OUSGSSA
1956-05-28 D720195.10  1OUSGSSA
1956-07-10 D62610 -3.18NGVD291OUSGSSA
1956-07-10 D62611 -4.26NAVD881OUSGSSA
1956-07-10 D7201911.18  1OUSGSSA
1956-08-07 D62610 -1.39NGVD291OUSGSSA
1956-08-07 D62611 -2.47NAVD881OUSGSSA
1956-08-07 D720199.39  1OUSGSSA
1956-08-24 D62610 0.82NGVD291OUSGSSA
1956-08-24 D62611 -0.26NAVD881OUSGSSA
1956-08-24 D720197.18  1OUSGSSA
1956-10-02 D62610 2.84NGVD291OUSGSSA
1956-10-02 D62611 1.76NAVD881OUSGSSA
1956-10-02 D720195.16  1OUSGSSA
1956-11-02 D62610 3.06NGVD291OUSGSSA
1956-11-02 D62611 1.98NAVD881OUSGSSA
1956-11-02 D720194.94  1OUSGSSA
1956-11-27 D62610 4.20NGVD291OUSGSSA
1956-11-27 D62611 3.12NAVD881OUSGSSA
1956-11-27 D720193.80  1OUSGSSA
1957-01-04 D62610 3.80NGVD291OUSGSSA
1957-01-04 D62611 2.72NAVD881OUSGSSA
1957-01-04 D720194.20  1OUSGSSA
1957-02-04 D62610 3.90NGVD291OUSGSSA
1957-02-04 D62611 2.82NAVD881OUSGSSA
1957-02-04 D720194.10  1OUSGSSA
1957-03-29 D62610 4.84NGVD291OUSGSSA
1957-03-29 D62611 3.76NAVD881OUSGSSA
1957-03-29 D720193.16  1OUSGSSA
1961-12-12 D62610 2.77NGVD291OUSGSSA
1961-12-12 D62611 1.69NAVD881OUSGSSA
1961-12-12 D720195.23  1OUSGSSA
1964-12-09 D62610 -0.12NGVD291OUSGSSA
1964-12-09 D62611 -1.20NAVD881OUSGSSA
1964-12-09 D720198.12  1OUSGSSA
1964-12-29 D62610 1.24NGVD291OUSGSSA
1964-12-29 D62611 0.16NAVD881OUSGSSA
1964-12-29 D720196.76  1OUSGSSA
1968-05-31 D62610 4.34NGVD291OUSGSSA
1968-05-31 D62611 3.26NAVD881OUSGSSA
1968-05-31 D720193.66  1OUSGSSA
1970-03-02 D62610 -3.78NGVD291OUSGSSA
1970-03-02 D62611 -4.86NAVD881OUSGSSA
1970-03-02 D7201911.78  1OUSGSSA
1970-12-14 D62610 -10.42NGVD291OUSGSSA
1970-12-14 D62611 -11.50NAVD881OUSGSSA
1970-12-14 D7201918.42  1OUSGSSA
1972-01-04 D62610 -1.06NGVD291OUSGSSA
1972-01-04 D62611 -2.14NAVD881OUSGSSA
1972-01-04 D720199.06  1OUSGSSA
1972-03-29 D62610 4.84NGVD291OUSGSSA
1972-03-29 D62611 3.76NAVD881OUSGSSA
1972-03-29 D720193.16  1OUSGSSA
1973-01-11 D62610 -1.96NGVD291OUSGSSA
1973-01-11 D62611 -3.04NAVD881OUSGSSA
1973-01-11 D720199.96  1OUSGSSA
1974-01-28 D62610 -0.22NGVD291OUSGSSA
1974-01-28 D62611 -1.30NAVD881OUSGSSA
1974-01-28 D720198.22  1OUSGSSA
1975-01-13 D62610 2.03NGVD291OUSGSSA
1975-01-13 D62611 0.95NAVD881OUSGSSA
1975-01-13 D720195.97  1OUSGSSA
1976-01-20 D62610 -2.64NGVD291OUSGSSA
1976-01-20 D62611 -3.72NAVD881OUSGSSA
1976-01-20 D7201910.64  1OUSGSSA
1977-01-24 D62610 4.60NGVD291OUSGSSA
1977-01-24 D62611 3.52NAVD881OUSGSSA
1977-01-24 D720193.40  1OUSGSSA
1985-01-1410:15 UTCm62610 -0.55NGVD291OUSGSSA
1985-01-1410:15 UTCm62611 -1.63NAVD881OUSGSSA
1985-01-1410:15 UTCm720198.55  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.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.