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Groundwater levels for the Nation

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USGS 404349073350301 N 11254. 1

Nassau County, New York
Latitude  40°43'49", Longitude  73°35'03" NAD27
Land-surface elevation 70.0 feet above NGVD29
The depth of the well is 102 feet below land surface.
The depth of the hole is 102 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
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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
1988-10-0317:50 UTCm62610 54.33NGVD291OUSGSSA
1988-10-0317:50 UTCm62611 53.16NAVD881OUSGSSA
1988-10-0317:50 UTCm7201915.67  1OUSGSSA
1988-10-1114:50 UTCm62610 54.30NGVD291OUSGSSA
1988-10-1114:50 UTCm62611 53.13NAVD881OUSGSSA
1988-10-1114:50 UTCm7201915.70  1OUSGSSA
1988-10-2113:40 UTCm62610 53.85NGVD291OUSGSSA
1988-10-2113:40 UTCm62611 52.68NAVD881OUSGSSA
1988-10-2113:40 UTCm7201916.15  1OUSGSSA
1988-11-2116:20 UTCm62610 54.90NGVD291OUSGSSA
1988-11-2116:20 UTCm62611 53.73NAVD881OUSGSSA
1988-11-2116:20 UTCm7201915.10  1OUSGSSA
1988-12-0616:45 UTCm62610 55.06NGVD291OUSGSSA
1988-12-0616:45 UTCm62611 53.89NAVD881OUSGSSA
1988-12-0616:45 UTCm7201914.94  1OUSGSSA
1989-02-1316:35 UTCm62610 54.40NGVD291OUSGSSA
1989-02-1316:35 UTCm62611 53.23NAVD881OUSGSSA
1989-02-1316:35 UTCm7201915.60  1OUSGSSA
1989-03-1017:05 UTCm62610 54.79NGVD291OUSGSSA
1989-03-1017:05 UTCm62611 53.62NAVD881OUSGSSA
1989-03-1017:05 UTCm7201915.21  1OUSGSSA
1989-03-2317:59 UTCm62610 54.80NGVD291OUSGSSA
1989-03-2317:59 UTCm62611 53.63NAVD881OUSGSSA
1989-03-2317:59 UTCm7201915.20  1OUSGSSA
1989-04-1217:40 UTCm62610 55.59NGVD291OUSGSSA
1989-04-1217:40 UTCm62611 54.42NAVD881OUSGSSA
1989-04-1217:40 UTCm7201914.41  1OUSGSSA
1989-05-1714:50 UTCm62610 57.33NGVD291OUSGSSA
1989-05-1714:50 UTCm62611 56.16NAVD881OUSGSSA
1989-05-1714:50 UTCm7201912.67  1OUSGSSA
1989-05-1814:45 UTCm62610 57.37NGVD291OUSGSSA
1989-05-1814:45 UTCm62611 56.20NAVD881OUSGSSA
1989-05-1814:45 UTCm7201912.63  1OUSGSSA
1989-05-1915:45 UTCm62610 57.41NGVD291OUSGSSA
1989-05-1915:45 UTCm62611 56.24NAVD881OUSGSSA
1989-05-1915:45 UTCm7201912.59  1OUSGSSA
1989-05-2014:05 UTCm62610 57.46NGVD291OUSGSSA
1989-05-2014:05 UTCm62611 56.29NAVD881OUSGSSA
1989-05-2014:05 UTCm7201912.54  1OUSGSSA
1989-05-2315:40 UTCm62610 57.55NGVD291OUSGSSA
1989-05-2315:40 UTCm62611 56.38NAVD881OUSGSSA
1989-05-2315:40 UTCm7201912.45  1OUSGSSA
1989-06-2111:25 UTCm62610 58.51NGVD291OUSGSSA
1989-06-2111:25 UTCm62611 57.34NAVD881OUSGSSA
1989-06-2111:25 UTCm7201911.49  1OUSGSSA
1989-07-1813:45 UTCm62610 58.77NGVD291OUSGSSA
1989-07-1813:45 UTCm62611 57.60NAVD881OUSGSSA
1989-07-1813:45 UTCm7201911.23  1OUSGSSA
1989-08-1613:55 UTCm62610 58.91NGVD291OUSGSSA
1989-08-1613:55 UTCm62611 57.74NAVD881OUSGSSA
1989-08-1613:55 UTCm7201911.09  1OUSGSSA
1989-09-2015:34 UTCm62610 58.55NGVD291OUSGSSA
1989-09-2015:34 UTCm62611 57.38NAVD881OUSGSSA
1989-09-2015:34 UTCm7201911.45  1OUSGSSA
1989-10-24 D62610 59.15NGVD291OUSGSSA
1989-10-24 D62611 57.98NAVD881OUSGSSA
1989-10-24 D7201910.85  1OUSGSSA
1989-12-05 D62610 58.96NGVD291OUSGSSA
1989-12-05 D62611 57.79NAVD881OUSGSSA
1989-12-05 D7201911.04  1OUSGSSA
1990-01-17 D62610 58.54NGVD291OUSGSSA
1990-01-17 D62611 57.37NAVD881OUSGSSA
1990-01-17 D7201911.46  1OUSGSSA
1990-02-13 D62610 58.70NGVD291OUSGSSA
1990-02-13 D62611 57.53NAVD881OUSGSSA
1990-02-13 D7201911.30  1OUSGSSA
1990-03-27 D62610 58.45NGVD291OUSGSSA
1990-03-27 D62611 57.28NAVD881OUSGSSA
1990-03-27 D7201911.55  1OUSGSSA
1990-06-18 D62610 59.32NGVD291OUSGSSA
1990-06-18 D62611 58.15NAVD881OUSGSSA
1990-06-18 D7201910.68  1OUSGSSA
1990-06-19 D62610 59.33NGVD291OUSGSSA
1990-06-19 D62611 58.16NAVD881OUSGSSA
1990-06-19 D7201910.67  1OUSGSSA
1990-08-15 D62610 58.80NGVD291OUSGSSA
1990-08-15 D62611 57.63NAVD881OUSGSSA
1990-08-15 D7201911.20  1OUSGSSA
1990-10-29 D62610 59.18NGVD291OUSGSSA
1990-10-29 D62611 58.01NAVD881OUSGSSA
1990-10-29 D7201910.82  1OUSGSSA
1990-12-11 D62610 56.53NGVD291OUSGSSA
1990-12-11 D62611 55.36NAVD881OUSGSSA
1990-12-11 D7201913.47  1OUSGSSA
1991-01-1114:15 UTCm62610 55.79NGVD29POUSGSSA
1991-01-1114:15 UTCm62611 54.62NAVD88POUSGSSA
1991-01-1114:15 UTCm7201914.21  POUSGSSA
1991-02-2117:20 UTCm62610 56.09NGVD29POUSGSSA
1991-02-2117:20 UTCm62611 54.92NAVD88POUSGSSA
1991-02-2117:20 UTCm7201913.91  POUSGSSA
1991-03-2218:40 UTCm62610 58.89NGVD291OUSGSSA
1991-03-2218:40 UTCm62611 57.72NAVD881OUSGSSA
1991-03-2218:40 UTCm7201911.11  1OUSGSSA
1991-04-2613:02 UTCm62610 59.19NGVD291OUSGSSA
1991-04-2613:02 UTCm62611 58.02NAVD881OUSGSSA
1991-04-2613:02 UTCm7201910.81  1OUSGSSA
1991-05-2216:55 UTCm62610 59.02NGVD291OUSGSSA
1991-05-2216:55 UTCm62611 57.85NAVD881OUSGSSA
1991-05-2216:55 UTCm7201910.98  1OUSGSSA
1991-06-2518:00 UTCm62610 58.64NGVD291OUSGSSA
1991-06-2518:00 UTCm62611 57.47NAVD881OUSGSSA
1991-06-2518:00 UTCm7201911.36  1OUSGSSA
1991-08-0618:30 UTCm62610 58.08NGVD291OUSGSSA
1991-08-0618:30 UTCm62611 56.91NAVD881OUSGSSA
1991-08-0618:30 UTCm7201911.92  1OUSGSSA
1991-09-0417:15 UTCm62610 58.23NGVD291OUSGSSA
1991-09-0417:15 UTCm62611 57.06NAVD881OUSGSSA
1991-09-0417:15 UTCm7201911.77  1OUSGSSA
1991-10-2218:10 UTCm62610 57.85NGVD291OUSGSSA
1991-10-2218:10 UTCm62611 56.68NAVD881OUSGSSA
1991-10-2218:10 UTCm7201912.15  1OUSGSSA
1991-11-2119:15 UTCm62610 57.46NGVD291OUSGSSA
1991-11-2119:15 UTCm62611 56.29NAVD881OUSGSSA
1991-11-2119:15 UTCm7201912.54  1OUSGSSA
1992-03-1717:30 UTCm62610 57.06NGVD291OUSGSSA
1992-03-1717:30 UTCm62611 55.89NAVD881OUSGSSA
1992-03-1717:30 UTCm7201912.94  1OUSGSSA
1993-01-0716:20 UTCm62610 57.21NGVD291OUSGSSA
1993-01-0716:20 UTCm62611 56.04NAVD881OUSGSSA
1993-01-0716:20 UTCm7201912.79  1OUSGSSA
1993-03-3114:40 UTCm62610 57.89NGVD291OUSGSSA
1993-03-3114:40 UTCm62611 56.72NAVD881OUSGSSA
1993-03-3114:40 UTCm7201912.11  1OUSGSSA
1993-05-1820:05 UTCm62610 57.88NGVD291OUSGSSA
1993-05-1820:05 UTCm62611 56.71NAVD881OUSGSSA
1993-05-1820:05 UTCm7201912.12  1OUSGSSA
1993-07-0219:45 UTCm62610 57.03NGVD291OUSGSSA
1993-07-0219:45 UTCm62611 55.86NAVD881OUSGSSA
1993-07-0219:45 UTCm7201912.97  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.