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Groundwater levels for the Nation

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USGS 404349073345201 N 11507. 1

Nassau County, New York
Latitude  40°43'49", Longitude  73°34'52" NAD27
Land-surface elevation 66.0 feet above NGVD29
The depth of the well is 37 feet below land surface.
The depth of the hole is 37 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 Glacial Aquifer, Upper (112GLCLU) 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
1989-08-1517:45 UTCm62610 58.99NGVD291OUSGSSA
1989-08-1517:45 UTCm62611 57.82NAVD881OUSGSSA
1989-08-1517:45 UTCm720197.01  1OUSGSSA
1989-09-2016:10 UTCm62610 58.62NGVD291OUSGSSA
1989-09-2016:10 UTCm62611 57.45NAVD881OUSGSSA
1989-09-2016:10 UTCm720197.38  1OUSGSSA
1989-10-24 D62610 59.19NGVD291OUSGSSA
1989-10-24 D62611 58.02NAVD881OUSGSSA
1989-10-24 D720196.81  1OUSGSSA
1989-12-05 D62610 59.01NGVD291OUSGSSA
1989-12-05 D62611 57.84NAVD881OUSGSSA
1989-12-05 D720196.99  1OUSGSSA
1990-01-16 D62610 58.56NGVD291OUSGSSA
1990-01-16 D62611 57.39NAVD881OUSGSSA
1990-01-16 D720197.44  1OUSGSSA
1990-02-12 D62610 58.64NGVD291OUSGSSA
1990-02-12 D62611 57.47NAVD881OUSGSSA
1990-02-12 D720197.36  1OUSGSSA
1990-03-27 D62610 58.36NGVD291OUSGSSA
1990-03-27 D62611 57.19NAVD881OUSGSSA
1990-03-27 D720197.64  1OUSGSSA
1990-06-18 D62610 59.45NGVD291OUSGSSA
1990-06-18 D62611 58.28NAVD881OUSGSSA
1990-06-18 D720196.55  1OUSGSSA
1990-08-15 D62610 58.75NGVD291OUSGSSA
1990-08-15 D62611 57.58NAVD881OUSGSSA
1990-08-15 D720197.25  1OUSGSSA
1990-10-29 D62610 59.16NGVD291OUSGSSA
1990-10-29 D62611 57.99NAVD881OUSGSSA
1990-10-29 D720196.84  1OUSGSSA
1990-12-11 D62610 54.72NGVD291OUSGSSA
1990-12-11 D62611 53.55NAVD881OUSGSSA
1990-12-11 D7201911.28  1OUSGSSA
1991-01-11 D62610 53.51NGVD29POUSGSSA
1991-01-11 D62611 52.34NAVD88POUSGSSA
1991-01-11 D7201912.49  POUSGSSA
1991-02-2116:18 UTCm62610 53.95NGVD291OUSGSSA
1991-02-2116:18 UTCm62611 52.78NAVD881OUSGSSA
1991-02-2116:18 UTCm7201912.05  1OUSGSSA
1991-03-2220:00 UTCm62610 58.76NGVD291OUSGSSA
1991-03-2220:00 UTCm62611 57.59NAVD881OUSGSSA
1991-03-2220:00 UTCm720197.24  1OUSGSSA
1991-04-2518:40 UTCm62610 59.06NGVD291OUSGSSA
1991-04-2518:40 UTCm62611 57.89NAVD881OUSGSSA
1991-04-2518:40 UTCm720196.94  1OUSGSSA
1991-05-2116:45 UTCm62610 59.00NGVD291OUSGSSA
1991-05-2116:45 UTCm62611 57.83NAVD881OUSGSSA
1991-05-2116:45 UTCm720197.00  1OUSGSSA
1991-06-2514:25 UTCm62610 58.60NGVD291OUSGSSA
1991-06-2514:25 UTCm62611 57.43NAVD881OUSGSSA
1991-06-2514:25 UTCm720197.40  1OUSGSSA
1991-08-0618:10 UTCm62610 58.01NGVD291OUSGSSA
1991-08-0618:10 UTCm62611 56.84NAVD881OUSGSSA
1991-08-0618:10 UTCm720197.99  1OUSGSSA
1991-09-0416:50 UTCm62610 58.19NGVD291OUSGSSA
1991-09-0416:50 UTCm62611 57.02NAVD881OUSGSSA
1991-09-0416:50 UTCm720197.81  1OUSGSSA
1991-10-2215:35 UTCm62610 57.63NGVD291OUSGSSA
1991-10-2215:35 UTCm62611 56.46NAVD881OUSGSSA
1991-10-2215:35 UTCm720198.37  1OUSGSSA
1991-11-2116:35 UTCm62610 57.18NGVD291OUSGSSA
1991-11-2116:35 UTCm62611 56.01NAVD881OUSGSSA
1991-11-2116:35 UTCm720198.82  1OUSGSSA
1992-03-1820:00 UTCm62610 56.54NGVD291OUSGSSA
1992-03-1820:00 UTCm62611 55.37NAVD881OUSGSSA
1992-03-1820:00 UTCm720199.46  1OUSGSSA
1992-06-2915:05 UTCm62610 56.15NGVD291OUSGSSA
1992-06-2915:05 UTCm62611 54.98NAVD881OUSGSSA
1992-06-2915:05 UTCm720199.85  1OUSGSSA
1992-09-02 D62610 56.13NGVD291OUSGSSA
1992-09-02 D62611 54.96NAVD881OUSGSSA
1992-09-02 D720199.87  1OUSGSSA
1993-01-0715:45 UTCm62610 56.72NGVD291OUSGSSA
1993-01-0715:45 UTCm62611 55.55NAVD881OUSGSSA
1993-01-0715:45 UTCm720199.28  1OUSGSSA
1993-03-2617:40 UTCm62610 57.48NGVD291OUSGSSA
1993-03-2617:40 UTCm62611 56.31NAVD881OUSGSSA
1993-03-2617:40 UTCm720198.52  1OUSGSSA
1993-05-1818:30 UTCm62610 57.70NGVD291OUSGSSA
1993-05-1818:30 UTCm62611 56.53NAVD881OUSGSSA
1993-05-1818:30 UTCm720198.30  1OUSGSSA
1993-07-0115:35 UTCm62610 56.82NGVD291OUSGSSA
1993-07-0115:35 UTCm62611 55.65NAVD881OUSGSSA
1993-07-0115:35 UTCm720199.18  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
StatusPWater level was affected by pumping at the time of the measurement
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.