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Groundwater levels for the Nation

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USGS 404414073325303 N 9451. 1

Nassau County, New York
Latitude  40°44'14", Longitude  73°32'53" NAD27
Land-surface elevation 101.0 feet above NGVD29
The depth of the well is 42 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
1980-05-14 D62610 71.71NGVD291OUSGSSA
1980-05-14 D62611 70.53NAVD881OUSGSSA
1980-05-14 D7201929.29  1OUSGSSA
1980-10-14 D62610 68.95NGVD291OUSGSSA
1980-10-14 D62611 67.77NAVD881OUSGSSA
1980-10-14 D7201932.05  1OUSGSSA
1981-01-19 D62610 67.67NGVD291OUSGSSA
1981-01-19 D62611 66.49NAVD881OUSGSSA
1981-01-19 D7201933.33  1OUSGSSA
1981-02-18 D62610 67.28NGVD291OUSGSSA
1981-02-18 D62611 66.10NAVD881OUSGSSA
1981-02-18 D7201933.72  1OUSGSSA
1981-03-23 D62610 67.24NGVD291OUSGSSA
1981-03-23 D62611 66.06NAVD881OUSGSSA
1981-03-23 D7201933.76  1OUSGSSA
1981-04-27 D62610 67.13NGVD291OUSGSSA
1981-04-27 D62611 65.95NAVD881OUSGSSA
1981-04-27 D7201933.87  1OUSGSSA
1981-05-26 D62610 66.94NGVD291OUSGSSA
1981-05-26 D62611 65.76NAVD881OUSGSSA
1981-05-26 D7201934.06  1OUSGSSA
1981-06-2316:15 UTCm62610 66.54NGVD291OUSGSSA
1981-06-2316:15 UTCm62611 65.36NAVD881OUSGSSA
1981-06-2316:15 UTCm7201934.46  1OUSGSSA
1981-07-2717:30 UTCm62610 66.45NGVD291OUSGSSA
1981-07-2717:30 UTCm62611 65.27NAVD881OUSGSSA
1981-07-2717:30 UTCm7201934.55  1OUSGSSA
1981-08-2415:45 UTCm62610 65.99NGVD291OUSGSSA
1981-08-2415:45 UTCm62611 64.81NAVD881OUSGSSA
1981-08-2415:45 UTCm7201935.01  1OUSGSSA
1981-10-0516:45 UTCm62610 65.53NGVD291OUSGSSA
1981-10-0516:45 UTCm62611 64.35NAVD881OUSGSSA
1981-10-0516:45 UTCm7201935.47  1OUSGSSA
1981-11-0216:20 UTCm62610 65.20NGVD291OUSGSSA
1981-11-0216:20 UTCm62611 64.02NAVD881OUSGSSA
1981-11-0216:20 UTCm7201935.80  1OUSGSSA
1981-12-0316:05 UTCm62610 64.93NGVD291OUSGSSA
1981-12-0316:05 UTCm62611 63.75NAVD881OUSGSSA
1981-12-0316:05 UTCm7201936.07  1OUSGSSA
1982-01-0515:30 UTCm62610 64.03NGVD291OUSGSSA
1982-01-0515:30 UTCm62611 62.85NAVD881OUSGSSA
1982-01-0515:30 UTCm7201936.97  1OUSGSSA
1982-02-0816:15 UTCm62610 66.02NGVD291OUSGSSA
1982-02-0816:15 UTCm62611 64.84NAVD881OUSGSSA
1982-02-0816:15 UTCm7201934.98  1OUSGSSA
1982-03-1714:45 UTCm62610 66.09NGVD291OUSGSSA
1982-03-1714:45 UTCm62611 64.91NAVD881OUSGSSA
1982-03-1714:45 UTCm7201934.91  1OUSGSSA
1982-04-1914:45 UTCm62610 65.89NGVD291OUSGSSA
1982-04-1914:45 UTCm62611 64.71NAVD881OUSGSSA
1982-04-1914:45 UTCm7201935.11  1OUSGSSA
1982-05-2016:00 UTCm62610 65.90NGVD291OUSGSSA
1982-05-2016:00 UTCm62611 64.72NAVD881OUSGSSA
1982-05-2016:00 UTCm7201935.10  1OUSGSSA
1982-07-0114:15 UTCm62610 66.35NGVD291OUSGSSA
1982-07-0114:15 UTCm62611 65.17NAVD881OUSGSSA
1982-07-0114:15 UTCm7201934.65  1OUSGSSA
1982-08-1314:30 UTCm62610 65.78NGVD291OUSGSSA
1982-08-1314:30 UTCm62611 64.60NAVD881OUSGSSA
1982-08-1314:30 UTCm7201935.22  1OUSGSSA
1982-08-2014:30 UTCm62610 65.61NGVD291OUSGSSA
1982-08-2014:30 UTCm62611 64.43NAVD881OUSGSSA
1982-08-2014:30 UTCm7201935.39  1OUSGSSA
1982-09-2815:30 UTCm62610 64.98NGVD291OUSGSSA
1982-09-2815:30 UTCm62611 63.80NAVD881OUSGSSA
1982-09-2815:30 UTCm7201936.02  1OUSGSSA
1982-09-2913:30 UTCm62610 64.95NGVD291OUSGSSA
1982-09-2913:30 UTCm62611 63.77NAVD881OUSGSSA
1982-09-2913:30 UTCm7201936.05  1OUSGSSA
1982-12-0313:15 UTCm62610 63.99NGVD291OUSGSSA
1982-12-0313:15 UTCm62611 62.81NAVD881OUSGSSA
1982-12-0313:15 UTCm7201937.01  1OUSGSSA
1983-01-1318:00 UTCm62610 64.17NGVD291OUSGSSA
1983-01-1318:00 UTCm62611 62.99NAVD881OUSGSSA
1983-01-1318:00 UTCm7201936.83  1OUSGSSA
1983-02-2516:30 UTCm62610 63.38NGVD291OUSGSSA
1983-02-2516:30 UTCm62611 62.20NAVD881OUSGSSA
1983-02-2516:30 UTCm7201937.62  1OUSGSSA
1983-03-3018:15 UTCm62610 64.13NGVD291OUSGSSA
1983-03-3018:15 UTCm62611 62.95NAVD881OUSGSSA
1983-03-3018:15 UTCm7201936.87  1OUSGSSA
1983-05-0216:45 UTCm62610 68.38NGVD291OUSGSSA
1983-05-0216:45 UTCm62611 67.20NAVD881OUSGSSA
1983-05-0216:45 UTCm7201932.62  1OUSGSSA
1983-06-0616:00 UTCm62610 69.29NGVD291OUSGSSA
1983-06-0616:00 UTCm62611 68.11NAVD881OUSGSSA
1983-06-0616:00 UTCm7201931.71  1OUSGSSA
1983-07-1115:23 UTCm62610 68.41NGVD291OUSGSSA
1983-07-1115:23 UTCm62611 67.23NAVD881OUSGSSA
1983-07-1115:23 UTCm7201932.59  1OUSGSSA
1983-08-1516:36 UTCm62610 68.79NGVD291OUSGSSA
1983-08-1516:36 UTCm62611 67.61NAVD881OUSGSSA
1983-08-1516:36 UTCm7201932.21  1OUSGSSA
1983-09-2115:49 UTCm62610 67.42NGVD291OUSGSSA
1983-09-2115:49 UTCm62611 66.24NAVD881OUSGSSA
1983-09-2115:49 UTCm7201933.58  1OUSGSSA
1983-10-2715:17 UTCm62610 67.77NGVD291OUSGSSA
1983-10-2715:17 UTCm62611 66.59NAVD881OUSGSSA
1983-10-2715:17 UTCm7201933.23  1OUSGSSA
1983-11-0118:30 UTCm62610 65.18NGVD291OUSGSSA
1983-11-0118:30 UTCm62611 64.00NAVD881OUSGSSA
1983-11-0118:30 UTCm7201935.82  1OUSGSSA
1983-12-0118:33 UTCm62610 68.12NGVD291OUSGSSA
1983-12-0118:33 UTCm62611 66.94NAVD881OUSGSSA
1983-12-0118:33 UTCm7201932.88  1OUSGSSA
1984-01-0918:20 UTCm62610 69.71NGVD291OUSGSSA
1984-01-0918:20 UTCm62611 68.53NAVD881OUSGSSA
1984-01-0918:20 UTCm7201931.29  1OUSGSSA
1984-02-0116:10 UTCm62610 68.34NGVD291OUSGSSA
1984-02-0116:10 UTCm62611 67.16NAVD881OUSGSSA
1984-02-0116:10 UTCm7201932.66  1OUSGSSA
1984-04-0214:15 UTCm62610 69.12NGVD291OUSGSSA
1984-04-0214:15 UTCm62611 67.94NAVD881OUSGSSA
1984-04-0214:15 UTCm7201931.88  1OUSGSSA
1984-05-2416:25 UTCm62610 70.46NGVD291OUSGSSA
1984-05-2416:25 UTCm62611 69.28NAVD881OUSGSSA
1984-05-2416:25 UTCm7201930.54  1OUSGSSA
1984-07-0216:15 UTCm62610 72.11NGVD291OUSGSSA
1984-07-0216:15 UTCm62611 70.93NAVD881OUSGSSA
1984-07-0216:15 UTCm7201928.89  1OUSGSSA
1984-09-2517:30 UTCm62610 70.51NGVD291OUSGSSA
1984-09-2517:30 UTCm62611 69.33NAVD881OUSGSSA
1984-09-2517:30 UTCm7201930.49  1OUSGSSA
1984-11-0719:00 UTCm62610 69.14NGVD291OUSGSSA
1984-11-0719:00 UTCm62611 67.96NAVD881OUSGSSA
1984-11-0719:00 UTCm7201931.86  1OUSGSSA
1985-01-1415:24 UTCm62610 67.50NGVD291OUSGSSA
1985-01-1415:24 UTCm62611 66.32NAVD881OUSGSSA
1985-01-1415:24 UTCm7201933.50  1OUSGSSA
1985-03-1315:30 UTCm62610 66.35NGVD291OUSGSSA
1985-03-1315:30 UTCm62611 65.17NAVD881OUSGSSA
1985-03-1315:30 UTCm7201934.65  1OUSGSSA
1985-07-0915:00 UTCm62610 65.07NGVD291OUSGSSA
1985-07-0915:00 UTCm62611 63.89NAVD881OUSGSSA
1985-07-0915:00 UTCm7201935.93  1OUSGSSA
1987-03-0317:30 UTCm62610 61.94NGVD291OUSGSSA
1987-03-0317:30 UTCm62611 60.76NAVD881OUSGSSA
1987-03-0317:30 UTCm7201939.06  1OUSGSSA
1987-05-1915:00 UTCm62610 62.90NGVD291OUSGSSA
1987-05-1915:00 UTCm62611 61.72NAVD881OUSGSSA
1987-05-1915:00 UTCm7201938.10  1OUSGSSA
1987-07-2918:08 UTCm62610 61.91NGVD291OUSGSSA
1987-07-2918:08 UTCm62611 60.73NAVD881OUSGSSA
1987-07-2918:08 UTCm7201939.09  1OUSGSSA
1987-10-1418:00 UTCm62610 60.70NGVD291OUSGSSA
1987-10-1418:00 UTCm62611 59.52NAVD881OUSGSSA
1987-10-1418:00 UTCm7201940.30  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.