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Groundwater levels for the Nation

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USGS 404346073332001 N 9223. 1

Nassau County, New York
Latitude  40°43'46", Longitude  73°33'20" NAD27
Land-surface elevation 93.0 feet above NGVD29
The depth of the well is 109 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 Magothy Aquifer (211MAGT) local aquifer.
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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
1980-05-14 D62610 64.98NGVD291OUSGSSA
1980-05-14 D62611 63.80NAVD881OUSGSSA
1980-05-14 D7201928.02  1OUSGSSA
1980-10-14 D62610 62.28NGVD291OUSGSSA
1980-10-14 D62611 61.10NAVD881OUSGSSA
1980-10-14 D7201930.72  1OUSGSSA
1981-01-19 D62610 61.37NGVD291OUSGSSA
1981-01-19 D62611 60.19NAVD881OUSGSSA
1981-01-19 D7201931.63  1OUSGSSA
1981-02-18 D62610 61.05NGVD291OUSGSSA
1981-02-18 D62611 59.87NAVD881OUSGSSA
1981-02-18 D7201931.95  1OUSGSSA
1981-03-23 D62610 61.04NGVD291OUSGSSA
1981-03-23 D62611 59.86NAVD881OUSGSSA
1981-03-23 D7201931.96  1OUSGSSA
1981-04-27 D62610 60.97NGVD291OUSGSSA
1981-04-27 D62611 59.79NAVD881OUSGSSA
1981-04-27 D7201932.03  1OUSGSSA
1981-05-26 D62610 60.76NGVD291OUSGSSA
1981-05-26 D62611 59.58NAVD881OUSGSSA
1981-05-26 D7201932.24  1OUSGSSA
1981-06-2314:45 UTCm62610 60.25NGVD291OUSGSSA
1981-06-2314:45 UTCm62611 59.07NAVD881OUSGSSA
1981-06-2314:45 UTCm7201932.75  1OUSGSSA
1981-07-0914:07 UTCm62610 60.33NGVD291OUSGSSA
1981-07-0914:07 UTCm62611 59.15NAVD881OUSGSSA
1981-07-0914:07 UTCm7201932.67  1OUSGSSA
1981-07-2714:35 UTCm62610 60.07NGVD291OUSGSSA
1981-07-2714:35 UTCm62611 58.89NAVD881OUSGSSA
1981-07-2714:35 UTCm7201932.93  1OUSGSSA
1981-08-2414:00 UTCm62610 59.64NGVD291OUSGSSA
1981-08-2414:00 UTCm62611 58.46NAVD881OUSGSSA
1981-08-2414:00 UTCm7201933.36  1OUSGSSA
1981-10-0515:00 UTCm62610 59.26NGVD291OUSGSSA
1981-10-0515:00 UTCm62611 58.08NAVD881OUSGSSA
1981-10-0515:00 UTCm7201933.74  1OUSGSSA
1981-11-0215:15 UTCm62610 59.14NGVD291OUSGSSA
1981-11-0215:15 UTCm62611 57.96NAVD881OUSGSSA
1981-11-0215:15 UTCm7201933.86  1OUSGSSA
1981-12-0314:15 UTCm62610 58.95NGVD291OUSGSSA
1981-12-0314:15 UTCm62611 57.77NAVD881OUSGSSA
1981-12-0314:15 UTCm7201934.05  1OUSGSSA
1982-01-0514:30 UTCm62610 58.95NGVD291OUSGSSA
1982-01-0514:30 UTCm62611 57.77NAVD881OUSGSSA
1982-01-0514:30 UTCm7201934.05  1OUSGSSA
1982-02-0815:15 UTCm62610 59.98NGVD291OUSGSSA
1982-02-0815:15 UTCm62611 58.80NAVD881OUSGSSA
1982-02-0815:15 UTCm7201933.02  1OUSGSSA
1982-03-1713:45 UTCm62610 59.97NGVD291OUSGSSA
1982-03-1713:45 UTCm62611 58.79NAVD881OUSGSSA
1982-03-1713:45 UTCm7201933.03  1OUSGSSA
1982-04-1913:50 UTCm62610 59.88NGVD291OUSGSSA
1982-04-1913:50 UTCm62611 58.70NAVD881OUSGSSA
1982-04-1913:50 UTCm7201933.12  1OUSGSSA
1982-05-2615:00 UTCm62610 60.03NGVD291OUSGSSA
1982-05-2615:00 UTCm62611 58.85NAVD881OUSGSSA
1982-05-2615:00 UTCm7201932.97  1OUSGSSA
1982-07-0113:00 UTCm62610 60.43NGVD291OUSGSSA
1982-07-0113:00 UTCm62611 59.25NAVD881OUSGSSA
1982-07-0113:00 UTCm7201932.57  1OUSGSSA
1982-08-1313:15 UTCm62610 60.06NGVD291OUSGSSA
1982-08-1313:15 UTCm62611 58.88NAVD881OUSGSSA
1982-08-1313:15 UTCm7201932.94  1OUSGSSA
1982-09-2814:00 UTCm62610 59.29NGVD291OUSGSSA
1982-09-2814:00 UTCm62611 58.11NAVD881OUSGSSA
1982-09-2814:00 UTCm7201933.71  1OUSGSSA
1982-11-0117:15 UTCm62610 58.83NGVD291OUSGSSA
1982-11-0117:15 UTCm62611 57.65NAVD881OUSGSSA
1982-11-0117:15 UTCm7201934.17  1OUSGSSA
1982-12-0216:45 UTCm62610 58.60NGVD291OUSGSSA
1982-12-0216:45 UTCm62611 57.42NAVD881OUSGSSA
1982-12-0216:45 UTCm7201934.40  1OUSGSSA
1983-01-1314:45 UTCm62610 58.48NGVD291OUSGSSA
1983-01-1314:45 UTCm62611 57.30NAVD881OUSGSSA
1983-01-1314:45 UTCm7201934.52  1OUSGSSA
1983-02-2416:15 UTCm62610 57.91NGVD291OUSGSSA
1983-02-2416:15 UTCm62611 56.73NAVD881OUSGSSA
1983-02-2416:15 UTCm7201935.09  1OUSGSSA
1983-03-3016:00 UTCm62610 58.63NGVD291OUSGSSA
1983-03-3016:00 UTCm62611 57.45NAVD881OUSGSSA
1983-03-3016:00 UTCm7201934.37  1OUSGSSA
1983-05-0214:45 UTCm62610 61.57NGVD291OUSGSSA
1983-05-0214:45 UTCm62611 60.39NAVD881OUSGSSA
1983-05-0214:45 UTCm7201931.43  1OUSGSSA
1983-06-0613:45 UTCm62610 62.23NGVD291OUSGSSA
1983-06-0613:45 UTCm62611 61.05NAVD881OUSGSSA
1983-06-0613:45 UTCm7201930.77  1OUSGSSA
1983-07-1113:15 UTCm62610 61.32NGVD291OUSGSSA
1983-07-1113:15 UTCm62611 60.14NAVD881OUSGSSA
1983-07-1113:15 UTCm7201931.68  1OUSGSSA
1983-08-1513:48 UTCm62610 60.94NGVD291OUSGSSA
1983-08-1513:48 UTCm62611 59.76NAVD881OUSGSSA
1983-08-1513:48 UTCm7201932.06  1OUSGSSA
1983-09-2113:56 UTCm62610 60.33NGVD291OUSGSSA
1983-09-2113:56 UTCm62611 59.15NAVD881OUSGSSA
1983-09-2113:56 UTCm7201932.67  1OUSGSSA
1983-10-2713:27 UTCm62610 60.76NGVD291OUSGSSA
1983-10-2713:27 UTCm62611 59.58NAVD881OUSGSSA
1983-10-2713:27 UTCm7201932.24  1OUSGSSA
1983-12-0118:15 UTCm62610 61.57NGVD291OUSGSSA
1983-12-0118:15 UTCm62611 60.39NAVD881OUSGSSA
1983-12-0118:15 UTCm7201931.43  1OUSGSSA
1984-01-0914:50 UTCm62610 62.54NGVD291OUSGSSA
1984-01-0914:50 UTCm62611 61.36NAVD881OUSGSSA
1984-01-0914:50 UTCm7201930.46  1OUSGSSA
1984-02-0118:45 UTCm62610 62.33NGVD291OUSGSSA
1984-02-0118:45 UTCm62611 61.15NAVD881OUSGSSA
1984-02-0118:45 UTCm7201930.67  1OUSGSSA
1984-04-0218:00 UTCm62610 62.99NGVD291OUSGSSA
1984-04-0218:00 UTCm62611 61.81NAVD881OUSGSSA
1984-04-0218:00 UTCm7201930.01  1OUSGSSA
1984-06-0118:20 UTCm62610 64.38NGVD291OUSGSSA
1984-06-0118:20 UTCm62611 63.20NAVD881OUSGSSA
1984-06-0118:20 UTCm7201928.62  1OUSGSSA
1984-07-2616:15 UTCm62610 65.34NGVD291OUSGSSA
1984-07-2616:15 UTCm62611 64.16NAVD881OUSGSSA
1984-07-2616:15 UTCm7201927.66  1OUSGSSA
1984-09-2718:45 UTCm62610 63.91NGVD291OUSGSSA
1984-09-2718:45 UTCm62611 62.73NAVD881OUSGSSA
1984-09-2718:45 UTCm7201929.09  1OUSGSSA
1984-11-0715:50 UTCm62610 62.72NGVD291OUSGSSA
1984-11-0715:50 UTCm62611 61.54NAVD881OUSGSSA
1984-11-0715:50 UTCm7201930.28  1OUSGSSA
1985-01-1418:10 UTCm62610 61.40NGVD291OUSGSSA
1985-01-1418:10 UTCm62611 60.22NAVD881OUSGSSA
1985-01-1418:10 UTCm7201931.60  1OUSGSSA
1985-03-0718:35 UTCm62610 60.93NGVD291OUSGSSA
1985-03-0718:35 UTCm62611 59.75NAVD881OUSGSSA
1985-03-0718:35 UTCm7201932.07  1OUSGSSA
1985-05-1414:15 UTCm62610 59.74NGVD291OUSGSSA
1985-05-1414:15 UTCm62611 58.56NAVD881OUSGSSA
1985-05-1414:15 UTCm7201933.26  1OUSGSSA
1985-07-0819:10 UTCm62610 59.36NGVD291OUSGSSA
1985-07-0819:10 UTCm62611 58.18NAVD881OUSGSSA
1985-07-0819:10 UTCm7201933.64  1OUSGSSA
1985-09-2614:06 UTCm62610 58.43NGVD291OUSGSSA
1985-09-2614:06 UTCm62611 57.25NAVD881OUSGSSA
1985-09-2614:06 UTCm7201934.57  1OUSGSSA
1986-01-0616:33 UTCm62610 58.03NGVD291OUSGSSA
1986-01-0616:33 UTCm62611 56.85NAVD881OUSGSSA
1986-01-0616:33 UTCm7201934.97  1OUSGSSA
1986-05-0812:59 UTCm62610 58.09NGVD291OUSGSSA
1986-05-0812:59 UTCm62611 56.91NAVD881OUSGSSA
1986-05-0812:59 UTCm7201934.91  1OUSGSSA
1987-05-2116:45 UTCm62610 58.00NGVD291OUSGSSA
1987-05-2116:45 UTCm62611 56.82NAVD881OUSGSSA
1987-05-2116:45 UTCm7201935.00  1OUSGSSA
1987-07-2915:08 UTCm62610 56.84NGVD291OUSGSSA
1987-07-2915:08 UTCm62611 55.66NAVD881OUSGSSA
1987-07-2915:08 UTCm7201936.16  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.