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Groundwater levels for the Nation

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USGS 403914073332801 N 9653. 1

Nassau County, New York
Latitude  40°39'14", Longitude  73°33'28" NAD27
Land-surface elevation 10.0 feet above NGVD29
The depth of the well is 31 feet below land surface.
The depth of the hole is 31 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.
Output formats
Table of data
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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
1979-04-19 D62610 5.67NGVD291OUSGSSA
1979-04-19 D62611 4.51NAVD881OUSGSSA
1979-04-19 D720194.33  1OUSGSSA
1979-05-2418:45 UTCm62610 6.87NGVD291OUSGSSA
1979-05-2418:45 UTCm62611 5.71NAVD881OUSGSSA
1979-05-2418:45 UTCm720193.13  1OUSGSSA
1979-09-0515:57 UTCm62610 5.59NGVD291OUSGSSA
1979-09-0515:57 UTCm62611 4.43NAVD881OUSGSSA
1979-09-0515:57 UTCm720194.41  1OUSGSSA
1979-12-0420:28 UTCm62610 5.67NGVD291OUSGSSA
1979-12-0420:28 UTCm62611 4.51NAVD881OUSGSSA
1979-12-0420:28 UTCm720194.33  1OUSGSSA
1980-03-2115:25 UTCm62610 6.36NGVD291OUSGSSA
1980-03-2115:25 UTCm62611 5.20NAVD881OUSGSSA
1980-03-2115:25 UTCm720193.64  1OUSGSSA
1980-05-2818:20 UTCm62610 7.28NGVD291OUSGSSA
1980-05-2818:20 UTCm62611 6.12NAVD881OUSGSSA
1980-05-2818:20 UTCm720192.72  1OUSGSSA
1980-09-0515:33 UTCm62610 5.28NGVD291OUSGSSA
1980-09-0515:33 UTCm62611 4.12NAVD881OUSGSSA
1980-09-0515:33 UTCm720194.72  1OUSGSSA
1980-12-1219:51 UTCm62610 5.57NGVD291OUSGSSA
1980-12-1219:51 UTCm62611 4.41NAVD881OUSGSSA
1980-12-1219:51 UTCm720194.43  1OUSGSSA
1981-03-1214:44 UTCm62610 6.24NGVD291OUSGSSA
1981-03-1214:44 UTCm62611 5.08NAVD881OUSGSSA
1981-03-1214:44 UTCm720193.76  1OUSGSSA
1981-06-0916:31 UTCm62610 5.31NGVD291OUSGSSA
1981-06-0916:31 UTCm62611 4.15NAVD881OUSGSSA
1981-06-0916:31 UTCm720194.69  1OUSGSSA
1981-09-1017:30 UTCm62610 5.19NGVD291OUSGSSA
1981-09-1017:30 UTCm62611 4.03NAVD881OUSGSSA
1981-09-1017:30 UTCm720194.81  1OUSGSSA
1981-12-1619:20 UTCm62610 4.98NGVD291OUSGSSA
1981-12-1619:20 UTCm62611 3.82NAVD881OUSGSSA
1981-12-1619:20 UTCm720195.02  1OUSGSSA
1982-03-1017:51 UTCm62610 6.26NGVD291OUSGSSA
1982-03-1017:51 UTCm62611 5.10NAVD881OUSGSSA
1982-03-1017:51 UTCm720193.74  1OUSGSSA
1982-06-2819:33 UTCm62610 6.26NGVD291OUSGSSA
1982-06-2819:33 UTCm62611 5.10NAVD881OUSGSSA
1982-06-2819:33 UTCm720193.74  1OUSGSSA
1982-09-0716:04 UTCm62610 4.84NGVD291OUSGSSA
1982-09-0716:04 UTCm62611 3.68NAVD881OUSGSSA
1982-09-0716:04 UTCm720195.16  1OUSGSSA
1982-12-0819:35 UTCm62610 5.21NGVD291OUSGSSA
1982-12-0819:35 UTCm62611 4.05NAVD881OUSGSSA
1982-12-0819:35 UTCm720194.79  1OUSGSSA
1983-04-0516:21 UTCm62610 6.73NGVD291OUSGSSA
1983-04-0516:21 UTCm62611 5.57NAVD881OUSGSSA
1983-04-0516:21 UTCm720193.27  1OUSGSSA
1983-06-1617:15 UTCm62610 5.90NGVD291OUSGSSA
1983-06-1617:15 UTCm62611 4.74NAVD881OUSGSSA
1983-06-1617:15 UTCm720194.10  1OUSGSSA
1983-07-28 D62610 6.09NGVD291OUSGSSA
1983-07-28 D62611 4.93NAVD881OUSGSSA
1983-07-28 D720193.91  1OUSGSSA
1984-04-1917:04 UTCm62610 7.25NGVD291OUSGSSA
1984-04-1917:04 UTCm62611 6.09NAVD881OUSGSSA
1984-04-1917:04 UTCm720192.75  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.