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Groundwater levels for the Nation

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USGS 404345073324301 N 9247. 1

Nassau County, New York
Latitude  40°43'45", Longitude  73°32'43" NAD27
Land-surface elevation 93.0 feet above NGVD29
The depth of the well is 96 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 65.89NGVD291OUSGSSA
1980-05-14 D62611 64.71NAVD881OUSGSSA
1980-05-14 D7201927.11  1OUSGSSA
1980-10-14 D62610 63.16NGVD291OUSGSSA
1980-10-14 D62611 61.98NAVD881OUSGSSA
1980-10-14 D7201929.84  1OUSGSSA
1981-01-19 D62610 61.83NGVD291OUSGSSA
1981-01-19 D62611 60.65NAVD881OUSGSSA
1981-01-19 D7201931.17  1OUSGSSA
1981-02-18 D62610 61.47NGVD291OUSGSSA
1981-02-18 D62611 60.29NAVD881OUSGSSA
1981-02-18 D7201931.53  1OUSGSSA
1981-03-23 D62610 61.53NGVD291OUSGSSA
1981-03-23 D62611 60.35NAVD881OUSGSSA
1981-03-23 D7201931.47  1OUSGSSA
1981-04-27 D62610 61.47NGVD291OUSGSSA
1981-04-27 D62611 60.29NAVD881OUSGSSA
1981-04-27 D7201931.53  1OUSGSSA
1981-05-26 D62610 61.20NGVD291OUSGSSA
1981-05-26 D62611 60.02NAVD881OUSGSSA
1981-05-26 D7201931.80  1OUSGSSA
1981-06-2314:00 UTCm62610 60.76NGVD291OUSGSSA
1981-06-2314:00 UTCm62611 59.58NAVD881OUSGSSA
1981-06-2314:00 UTCm7201932.24  1OUSGSSA
1981-07-2714:45 UTCm62610 60.60NGVD291OUSGSSA
1981-07-2714:45 UTCm62611 59.42NAVD881OUSGSSA
1981-07-2714:45 UTCm7201932.40  1OUSGSSA
1981-08-2413:15 UTCm62610 60.10NGVD291OUSGSSA
1981-08-2413:15 UTCm62611 58.92NAVD881OUSGSSA
1981-08-2413:15 UTCm7201932.90  1OUSGSSA
1981-10-0513:15 UTCm62610 59.79NGVD291OUSGSSA
1981-10-0513:15 UTCm62611 58.61NAVD881OUSGSSA
1981-10-0513:15 UTCm7201933.21  1OUSGSSA
1981-11-0214:45 UTCm62610 59.79NGVD291OUSGSSA
1981-11-0214:45 UTCm62611 58.61NAVD881OUSGSSA
1981-11-0214:45 UTCm7201933.21  1OUSGSSA
1981-12-0313:30 UTCm62610 59.56NGVD291OUSGSSA
1981-12-0313:30 UTCm62611 58.38NAVD881OUSGSSA
1981-12-0313:30 UTCm7201933.44  1OUSGSSA
1982-01-0513:45 UTCm62610 59.66NGVD291OUSGSSA
1982-01-0513:45 UTCm62611 58.48NAVD881OUSGSSA
1982-01-0513:45 UTCm7201933.34  1OUSGSSA
1982-02-0814:30 UTCm62610 60.60NGVD291OUSGSSA
1982-02-0814:30 UTCm62611 59.42NAVD881OUSGSSA
1982-02-0814:30 UTCm7201932.40  1OUSGSSA
1982-03-1713:10 UTCm62610 60.56NGVD291OUSGSSA
1982-03-1713:10 UTCm62611 59.38NAVD881OUSGSSA
1982-03-1713:10 UTCm7201932.44  1OUSGSSA
1982-04-1913:15 UTCm62610 60.56NGVD291OUSGSSA
1982-04-1913:15 UTCm62611 59.38NAVD881OUSGSSA
1982-04-1913:15 UTCm7201932.44  1OUSGSSA
1982-05-2614:30 UTCm62610 60.87NGVD291OUSGSSA
1982-05-2614:30 UTCm62611 59.69NAVD881OUSGSSA
1982-05-2614:30 UTCm7201932.13  1OUSGSSA
1982-07-0112:30 UTCm62610 61.23NGVD291OUSGSSA
1982-07-0112:30 UTCm62611 60.05NAVD881OUSGSSA
1982-07-0112:30 UTCm7201931.77  1OUSGSSA
1982-08-1312:45 UTCm62610 60.65NGVD291OUSGSSA
1982-08-1312:45 UTCm62611 59.47NAVD881OUSGSSA
1982-08-1312:45 UTCm7201932.35  1OUSGSSA
1982-09-2813:15 UTCm62610 59.75NGVD291OUSGSSA
1982-09-2813:15 UTCm62611 58.57NAVD881OUSGSSA
1982-09-2813:15 UTCm7201933.25  1OUSGSSA
1982-11-0116:00 UTCm62610 59.64NGVD291OUSGSSA
1982-11-0116:00 UTCm62611 58.46NAVD881OUSGSSA
1982-11-0116:00 UTCm7201933.36  1OUSGSSA
1982-12-0215:30 UTCm62610 58.99NGVD291OUSGSSA
1982-12-0215:30 UTCm62611 57.81NAVD881OUSGSSA
1982-12-0215:30 UTCm7201934.01  1OUSGSSA
1983-01-1214:45 UTCm62610 59.01NGVD291OUSGSSA
1983-01-1214:45 UTCm62611 57.83NAVD881OUSGSSA
1983-01-1214:45 UTCm7201933.99  1OUSGSSA
1983-02-2415:00 UTCm62610 58.44NGVD291OUSGSSA
1983-02-2415:00 UTCm62611 57.26NAVD881OUSGSSA
1983-02-2415:00 UTCm7201934.56  1OUSGSSA
1983-03-3015:00 UTCm62610 59.28NGVD291OUSGSSA
1983-03-3015:00 UTCm62611 58.10NAVD881OUSGSSA
1983-03-3015:00 UTCm7201933.72  1OUSGSSA
1983-05-0213:45 UTCm62610 62.55NGVD291OUSGSSA
1983-05-0213:45 UTCm62611 61.37NAVD881OUSGSSA
1983-05-0213:45 UTCm7201930.45  1OUSGSSA
1983-05-0513:45 UTCm62610 62.81NGVD291OUSGSSA
1983-05-0513:45 UTCm62611 61.63NAVD881OUSGSSA
1983-05-0513:45 UTCm7201930.19  1OUSGSSA
1983-05-0614:27 UTCm62610 62.87NGVD291OUSGSSA
1983-05-0614:27 UTCm62611 61.69NAVD881OUSGSSA
1983-05-0614:27 UTCm7201930.13  1OUSGSSA
1983-06-0613:00 UTCm62610 63.30NGVD291OUSGSSA
1983-06-0613:00 UTCm62611 62.12NAVD881OUSGSSA
1983-06-0613:00 UTCm7201929.70  1OUSGSSA
1983-07-1112:35 UTCm62610 62.44NGVD291OUSGSSA
1983-07-1112:35 UTCm62611 61.26NAVD881OUSGSSA
1983-07-1112:35 UTCm7201930.56  1OUSGSSA
1983-08-1512:45 UTCm62610 62.37NGVD291OUSGSSA
1983-08-1512:45 UTCm62611 61.19NAVD881OUSGSSA
1983-08-1512:45 UTCm7201930.63  1OUSGSSA
1983-09-2112:48 UTCm62610 61.69NGVD291OUSGSSA
1983-09-2112:48 UTCm62611 60.51NAVD881OUSGSSA
1983-09-2112:48 UTCm7201931.31  1OUSGSSA
1983-10-2712:51 UTCm62610 61.96NGVD291OUSGSSA
1983-10-2712:51 UTCm62611 60.78NAVD881OUSGSSA
1983-10-2712:51 UTCm7201931.04  1OUSGSSA
1983-12-0215:30 UTCm62610 62.36NGVD291OUSGSSA
1983-12-0215:30 UTCm62611 61.18NAVD881OUSGSSA
1983-12-0215:30 UTCm7201930.64  1OUSGSSA
1984-01-0914:20 UTCm62610 63.68NGVD291OUSGSSA
1984-01-0914:20 UTCm62611 62.50NAVD881OUSGSSA
1984-01-0914:20 UTCm7201929.32  1OUSGSSA
1984-02-0115:10 UTCm62610 63.07NGVD291OUSGSSA
1984-02-0115:10 UTCm62611 61.89NAVD881OUSGSSA
1984-02-0115:10 UTCm7201929.93  1OUSGSSA
1984-04-0213:45 UTCm62610 63.87NGVD291OUSGSSA
1984-04-0213:45 UTCm62611 62.69NAVD881OUSGSSA
1984-04-0213:45 UTCm7201929.13  1OUSGSSA
1984-05-2416:05 UTCm62610 64.89NGVD291OUSGSSA
1984-05-2416:05 UTCm62611 63.71NAVD881OUSGSSA
1984-05-2416:05 UTCm7201928.11  1OUSGSSA
1984-07-2415:50 UTCm62610 66.33NGVD291OUSGSSA
1984-07-2415:50 UTCm62611 65.15NAVD881OUSGSSA
1984-07-2415:50 UTCm7201926.67  1OUSGSSA
1984-09-2517:10 UTCm62610 64.74NGVD291OUSGSSA
1984-09-2517:10 UTCm62611 63.56NAVD881OUSGSSA
1984-09-2517:10 UTCm7201928.26  1OUSGSSA
1984-11-0714:45 UTCm62610 63.50NGVD291OUSGSSA
1984-11-0714:45 UTCm62611 62.32NAVD881OUSGSSA
1984-11-0714:45 UTCm7201929.50  1OUSGSSA
1985-03-0819:30 UTCm62610 60.97NGVD291OUSGSSA
1985-03-0819:30 UTCm62611 59.79NAVD881OUSGSSA
1985-03-0819:30 UTCm7201932.03  1OUSGSSA
1985-05-1415:02 UTCm62610 60.17NGVD291OUSGSSA
1985-05-1415:02 UTCm62611 58.99NAVD881OUSGSSA
1985-05-1415:02 UTCm7201932.83  1OUSGSSA
1985-07-0815:30 UTCm62610 59.84NGVD291OUSGSSA
1985-07-0815:30 UTCm62611 58.66NAVD881OUSGSSA
1985-07-0815:30 UTCm7201933.16  1OUSGSSA
1985-09-2515:00 UTCm62610 58.79NGVD291OUSGSSA
1985-09-2515:00 UTCm62611 57.61NAVD881OUSGSSA
1985-09-2515:00 UTCm7201934.21  1OUSGSSA
1986-01-0616:15 UTCm62610 58.26NGVD291OUSGSSA
1986-01-0616:15 UTCm62611 57.08NAVD881OUSGSSA
1986-01-0616:15 UTCm7201934.74  1OUSGSSA
1986-05-0812:35 UTCm62610 58.21NGVD291OUSGSSA
1986-05-0812:35 UTCm62611 57.03NAVD881OUSGSSA
1986-05-0812:35 UTCm7201934.79  1OUSGSSA
1987-03-0519:15 UTCm62610 57.26NGVD291OUSGSSA
1987-03-0519:15 UTCm62611 56.08NAVD881OUSGSSA
1987-03-0519:15 UTCm7201935.74  1OUSGSSA
1987-05-2116:10 UTCm62610 58.16NGVD291OUSGSSA
1987-05-2116:10 UTCm62611 56.98NAVD881OUSGSSA
1987-05-2116:10 UTCm7201934.84  1OUSGSSA
1987-07-2918:39 UTCm62610 57.05NGVD291OUSGSSA
1987-07-2918:39 UTCm62611 55.87NAVD881OUSGSSA
1987-07-2918:39 UTCm7201935.95  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.