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Groundwater levels for the Nation

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USGS 405244073350901 N 118. 1

Nassau County, New York
Latitude  40°52'43", Longitude  73°35'10" NAD27
Land-surface elevation 71.8 feet above NGVD29
The depth of the well is 477 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.
Output formats
Table of data
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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
1945-12-17 D62610 34.35NGVD291OUSGSSA
1945-12-17 D62611 33.28NAVD881OUSGSSA
1945-12-17 D7201937.45  1OUSGSSA
1947-03-18 D62610 39.79NGVD291OUSGSSA
1947-03-18 D62611 38.72NAVD881OUSGSSA
1947-03-18 D7201932.01  1OUSGSSA
1948-04-06 D62610 34.10NGVD291OUSGSSA
1948-04-06 D62611 33.03NAVD881OUSGSSA
1948-04-06 D7201937.70  1OUSGSSA
1950-02-14 D62610 40.36NGVD291OUSGSSA
1950-02-14 D62611 39.29NAVD881OUSGSSA
1950-02-14 D7201931.44  1OUSGSSA
1952-03-31 D62610 29.85NGVD291OUSGSSA
1952-03-31 D62611 28.78NAVD881OUSGSSA
1952-03-31 D7201941.95  1OUSGSSA
1952-04-02 D62610 37.57NGVD291OUSGSSA
1952-04-02 D62611 36.50NAVD881OUSGSSA
1952-04-02 D7201934.23  1OUSGSSA
1953-04-17 D62610 33.58NGVD291OUSGSSA
1953-04-17 D62611 32.51NAVD881OUSGSSA
1953-04-17 D7201938.22  1OUSGSSA
1953-05-04 D62610 33.23NGVD291OUSGSSA
1953-05-04 D62611 32.16NAVD881OUSGSSA
1953-05-04 D7201938.57  1OUSGSSA
1953-12-17 D62610 41.68NGVD291OUSGSSA
1953-12-17 D62611 40.61NAVD881OUSGSSA
1953-12-17 D7201930.12  1OUSGSSA
1954-06-28 D62610 30.57NGVD291OUSGSSA
1954-06-28 D62611 29.50NAVD881OUSGSSA
1954-06-28 D7201941.23  1OUSGSSA
1955-01-31 D62610 40.85NGVD291OUSGSSA
1955-01-31 D62611 39.78NAVD881OUSGSSA
1955-01-31 D7201930.95  1OUSGSSA
1955-05-04 D62610 41.21NGVD291OUSGSSA
1955-05-04 D62611 40.14NAVD881OUSGSSA
1955-05-04 D7201930.59  1OUSGSSA
1955-08-08 D62610 30.08NGVD291OUSGSSA
1955-08-08 D62611 29.01NAVD881OUSGSSA
1955-08-08 D7201941.72  1OUSGSSA
1956-07-31 D62610 32.84NGVD291OUSGSSA
1956-07-31 D62611 31.77NAVD881OUSGSSA
1956-07-31 D7201938.96  1OUSGSSA
1956-10-09 D62610 40.42NGVD291OUSGSSA
1956-10-09 D62611 39.35NAVD881OUSGSSA
1956-10-09 D7201931.38  1OUSGSSA
1956-11-08 D62610 42.19NGVD291OUSGSSA
1956-11-08 D62611 41.12NAVD881OUSGSSA
1956-11-08 D7201929.61  1OUSGSSA
1959-02-16 D62610 40.14NGVD291OUSGSSA
1959-02-16 D62611 39.07NAVD881OUSGSSA
1959-02-16 D7201931.66  1OUSGSSA
1959-08-13 D62610 37.07NGVD291OUSGSSA
1959-08-13 D62611 36.00NAVD881OUSGSSA
1959-08-13 D7201934.73  1OUSGSSA
1961-02-23 D62610 37.90NGVD291OUSGSSA
1961-02-23 D62611 36.83NAVD881OUSGSSA
1961-02-23 D7201933.90  1OUSGSSA
1961-03-14 D62610 39.49NGVD291OUSGSSA
1961-03-14 D62611 38.42NAVD881OUSGSSA
1961-03-14 D7201932.31  1OUSGSSA
1970-12-30 D62610 32.81NGVD291OUSGSSA
1970-12-30 D62611 31.74NAVD881OUSGSSA
1970-12-30 D7201938.99  1OUSGSSA
1973-01-16 D62610 34.62NGVD291OUSGSSA
1973-01-16 D62611 33.55NAVD881OUSGSSA
1973-01-16 D7201937.18  1OUSGSSA
1973-01-22 D62610 34.33NGVD291OUSGSSA
1973-01-22 D62611 33.26NAVD881OUSGSSA
1973-01-22 D7201937.47  1OUSGSSA
1974-01-29 D62610 36.49NGVD291OUSGSSA
1974-01-29 D62611 35.42NAVD881OUSGSSA
1974-01-29 D7201935.31  1OUSGSSA
1975-01-19 D62610 35.83NGVD291OUSGSSA
1975-01-19 D62611 34.76NAVD881OUSGSSA
1975-01-19 D7201935.97  1OUSGSSA
1976-01-21 D62610 39.22NGVD291OUSGSSA
1976-01-21 D62611 38.15NAVD881OUSGSSA
1976-01-21 D7201932.58  1OUSGSSA
1977-01-26 D62610 38.05NGVD291OUSGSSA
1977-01-26 D62611 36.98NAVD881OUSGSSA
1977-01-26 D7201933.75  1OUSGSSA
1978-02-01 D62610 33.87NGVD291OUSGSSA
1978-02-01 D62611 32.80NAVD881OUSGSSA
1978-02-01 D7201937.93  1OUSGSSA
1979-01-15 D62610 34.58NGVD291OUSGSSA
1979-01-15 D62611 33.51NAVD881OUSGSSA
1979-01-15 D7201937.22  1OUSGSSA
1980-01-2114:17 UTCm62610 35.75NGVD291OUSGSSA
1980-01-2114:17 UTCm62611 34.68NAVD881OUSGSSA
1980-01-2114:17 UTCm7201936.05  1OUSGSSA
1981-01-2114:10 UTCm62610 35.50NGVD291OUSGSSA
1981-01-2114:10 UTCm62611 34.43NAVD881OUSGSSA
1981-01-2114:10 UTCm7201936.30  1OUSGSSA
1982-01-0413:50 UTCm62610 34.08NGVD291OUSGSSA
1982-01-0413:50 UTCm62611 33.01NAVD881OUSGSSA
1982-01-0413:50 UTCm7201937.72  1OUSGSSA
1984-01-0414:05 UTCm62610 32.88NGVD291OUSGSSA
1984-01-0414:05 UTCm62611 31.81NAVD881OUSGSSA
1984-01-0414:05 UTCm7201938.92  1OUSGSSA
1984-12-3114:10 UTCm62610 39.51NGVD291OUSGSSA
1984-12-3114:10 UTCm62611 38.44NAVD881OUSGSSA
1984-12-3114:10 UTCm7201932.29  1OUSGSSA
1986-02-1415:50 UTCm62610 37.90NGVD291OUSGSSA
1986-02-1415:50 UTCm62611 36.83NAVD881OUSGSSA
1986-02-1415:50 UTCm7201933.90  1OUSGSSA
1987-01-0914:02 UTCm62610 36.06NGVD291OUSGSSA
1987-01-0914:02 UTCm62611 34.99NAVD881OUSGSSA
1987-01-0914:02 UTCm7201935.74  1OUSGSSA
1988-02-1714:55 UTCm62610 36.79NGVD294OUSGSSA
1988-02-1714:55 UTCm62611 35.72NAVD884OUSGSSA
1988-02-1714:55 UTCm7201935.01  4OUSGSSA
1988-12-2214:45 UTCm62610 34.44NGVD294OUSGSSA
1988-12-2214:45 UTCm62611 33.37NAVD884OUSGSSA
1988-12-2214:45 UTCm7201937.36  4OUSGSSA
1990-03-2818:20 UTCm62610 37.53NGVD294OUSGSSA
1990-03-2818:20 UTCm62611 36.46NAVD884OUSGSSA
1990-03-2818:20 UTCm7201934.27  4OUSGSSA

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
Status4Groundwater level affected by tide
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.