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Groundwater levels for the Nation

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USGS 405204073363402 N 9066. 2

Nassau County, New York
Latitude  40°52'04", Longitude  73°36'34" NAD27
Land-surface elevation 143.0 feet above NGVD29
The depth of the well is 460 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
Tab-separated 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
1975-10-17 D62610 57.63NGVD291OUSGSSA
1975-10-17 D62611 56.56NAVD881OUSGSSA
1975-10-17 D7201985.37  1OUSGSSA
1977-05-23 D62610 56.61NGVD291OUSGSSA
1977-05-23 D62611 55.54NAVD881OUSGSSA
1977-05-23 D7201986.39  1OUSGSSA
1977-06-28 D62610 56.54NGVD291OUSGSSA
1977-06-28 D62611 55.47NAVD881OUSGSSA
1977-06-28 D7201986.46  1OUSGSSA
1977-07-26 D62610 56.02NGVD291OUSGSSA
1977-07-26 D62611 54.95NAVD881OUSGSSA
1977-07-26 D7201986.98  1OUSGSSA
1977-08-19 D62610 55.70NGVD291OUSGSSA
1977-08-19 D62611 54.63NAVD881OUSGSSA
1977-08-19 D7201987.30  1OUSGSSA
1977-08-29 D62610 55.22NGVD291OUSGSSA
1977-08-29 D62611 54.15NAVD881OUSGSSA
1977-08-29 D7201987.78  1OUSGSSA
1977-10-25 D62610 55.71NGVD291OUSGSSA
1977-10-25 D62611 54.64NAVD881OUSGSSA
1977-10-25 D7201987.29  1OUSGSSA
1977-11-25 D62610 56.22NGVD291OUSGSSA
1977-11-25 D62611 55.15NAVD881OUSGSSA
1977-11-25 D7201986.78  1OUSGSSA
1978-01-04 D62610 57.91NGVD291OUSGSSA
1978-01-04 D62611 56.84NAVD881OUSGSSA
1978-01-04 D7201985.09  1OUSGSSA
1979-04-25 D62610 43.51NGVD291OUSGSSA
1979-04-25 D62611 42.44NAVD881OUSGSSA
1979-04-25 D7201999.49  1OUSGSSA
1979-05-21 D62610 43.43NGVD291OUSGSSA
1979-05-21 D62611 42.36NAVD881OUSGSSA
1979-05-21 D7201999.57  1OUSGSSA
1979-06-21 D62610 51.74NGVD291OUSGSSA
1979-06-21 D62611 50.67NAVD881OUSGSSA
1979-06-21 D7201991.26  1OUSGSSA
1979-07-23 D62610 52.35NGVD291OUSGSSA
1979-07-23 D62611 51.28NAVD881OUSGSSA
1979-07-23 D7201990.65  1OUSGSSA
1979-08-27 D62610 42.82NGVD291OUSGSSA
1979-08-27 D62611 41.75NAVD881OUSGSSA
1979-08-27 D72019100.18  1OUSGSSA
1979-09-24 D62610 51.63NGVD291OUSGSSA
1979-09-24 D62611 50.56NAVD881OUSGSSA
1979-09-24 D7201991.37  1OUSGSSA
1981-11-2418:12 UTCm62610 50.16NGVD291OUSGSSA
1981-11-2418:12 UTCm62611 49.09NAVD881OUSGSSA
1981-11-2418:12 UTCm7201992.84  1OUSGSSA
1981-12-2115:10 UTCm62610 48.87NGVD291OUSGSSA
1981-12-2115:10 UTCm62611 47.80NAVD881OUSGSSA
1981-12-2115:10 UTCm7201994.13  1OUSGSSA
1981-12-2115:12 UTCm62610 48.86NGVD291OUSGSSA
1981-12-2115:12 UTCm62611 47.79NAVD881OUSGSSA
1981-12-2115:12 UTCm7201994.14  1OUSGSSA
1982-01-2516:20 UTCm62610 38.48NGVD291OUSGSSA
1982-01-2516:20 UTCm62611 37.41NAVD881OUSGSSA
1982-01-2516:20 UTCm72019104.52  1OUSGSSA
1982-01-2516:23 UTCm62610 38.50NGVD291OUSGSSA
1982-01-2516:23 UTCm62611 37.43NAVD881OUSGSSA
1982-01-2516:23 UTCm72019104.50  1OUSGSSA
1982-02-2414:45 UTCm62610 38.51NGVD291OUSGSSA
1982-02-2414:45 UTCm62611 37.44NAVD881OUSGSSA
1982-02-2414:45 UTCm72019104.49  1OUSGSSA
1982-03-2214:45 UTCm62610 48.89NGVD291OUSGSSA
1982-03-2214:45 UTCm62611 47.82NAVD881OUSGSSA
1982-03-2214:45 UTCm7201994.11  1OUSGSSA
1982-03-2214:48 UTCm62610 48.91NGVD291OUSGSSA
1982-03-2214:48 UTCm62611 47.84NAVD881OUSGSSA
1982-03-2214:48 UTCm7201994.09  1OUSGSSA
1982-04-2215:25 UTCm62610 38.75NGVD291OUSGSSA
1982-04-2215:25 UTCm62611 37.68NAVD881OUSGSSA
1982-04-2215:25 UTCm72019104.25  1OUSGSSA
1982-04-2215:30 UTCm62610 38.72NGVD291OUSGSSA
1982-04-2215:30 UTCm62611 37.65NAVD881OUSGSSA
1982-04-2215:30 UTCm72019104.28  1OUSGSSA
1982-06-2315:15 UTCm62610 39.27NGVD291OUSGSSA
1982-06-2315:15 UTCm62611 38.20NAVD881OUSGSSA
1982-06-2315:15 UTCm72019103.73  1OUSGSSA
1983-11-2116:00 UTCm62610 52.02NGVD291OUSGSSA
1983-11-2116:00 UTCm62611 50.95NAVD881OUSGSSA
1983-11-2116:00 UTCm7201990.98  1OUSGSSA
1983-12-1916:00 UTCm62610 52.25NGVD291OUSGSSA
1983-12-1916:00 UTCm62611 51.18NAVD881OUSGSSA
1983-12-1916:00 UTCm7201990.75  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.