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Groundwater levels for the Nation

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USGS 404355073350402 N 11247. 1

Nassau County, New York
Latitude  40°43'55", Longitude  73°35'04" NAD27
Land-surface elevation 65.0 feet above NGVD29
The depth of the well is 21 feet below land surface.
The depth of the hole is 21 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
Tab-separated data
Graph of data
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
1988-10-0317:15 UTCm62610 58.40NGVD291OUSGSSA
1988-10-0317:15 UTCm62611 57.23NAVD881OUSGSSA
1988-10-0317:15 UTCm720196.60  1OUSGSSA
1988-10-1114:10 UTCm62610 57.71NGVD291OUSGSSA
1988-10-1114:10 UTCm62611 56.54NAVD881OUSGSSA
1988-10-1114:10 UTCm720197.29  1OUSGSSA
1988-10-2113:10 UTCm62610 56.35NGVD291OUSGSSA
1988-10-2113:10 UTCm62611 55.18NAVD881OUSGSSA
1988-10-2113:10 UTCm720198.65  1OUSGSSA
1988-11-2115:50 UTCm62610 59.00NGVD291OUSGSSA
1988-11-2115:50 UTCm62611 57.83NAVD881OUSGSSA
1988-11-2115:50 UTCm720196.00  1OUSGSSA
1988-12-0518:35 UTCm62610 58.19NGVD291OUSGSSA
1988-12-0518:35 UTCm62611 57.02NAVD881OUSGSSA
1988-12-0518:35 UTCm720196.81  1OUSGSSA
1989-01-1313:59 UTCm62610 57.85NGVD291OUSGSSA
1989-01-1313:59 UTCm62611 56.68NAVD881OUSGSSA
1989-01-1313:59 UTCm720197.15  1OUSGSSA
1989-03-0916:55 UTCm62610 57.48NGVD291OUSGSSA
1989-03-0916:55 UTCm62611 56.31NAVD881OUSGSSA
1989-03-0916:55 UTCm720197.52  1OUSGSSA
1989-03-2317:14 UTCm62610 57.40NGVD291OUSGSSA
1989-03-2317:14 UTCm62611 56.23NAVD881OUSGSSA
1989-03-2317:14 UTCm720197.60  1OUSGSSA
1989-04-1217:15 UTCm62610 58.27NGVD291OUSGSSA
1989-04-1217:15 UTCm62611 57.10NAVD881OUSGSSA
1989-04-1217:15 UTCm720196.73  1OUSGSSA
1989-05-1714:05 UTCm62610 60.65NGVD291OUSGSSA
1989-05-1714:05 UTCm62611 59.48NAVD881OUSGSSA
1989-05-1714:05 UTCm720194.35  1OUSGSSA
1989-05-1814:20 UTCm62610 60.13NGVD291OUSGSSA
1989-05-1814:20 UTCm62611 58.96NAVD881OUSGSSA
1989-05-1814:20 UTCm720194.87  1OUSGSSA
1989-05-1915:15 UTCm62610 59.89NGVD291OUSGSSA
1989-05-1915:15 UTCm62611 58.72NAVD881OUSGSSA
1989-05-1915:15 UTCm720195.11  1OUSGSSA
1989-05-2013:45 UTCm62610 59.80NGVD291OUSGSSA
1989-05-2013:45 UTCm62611 58.63NAVD881OUSGSSA
1989-05-2013:45 UTCm720195.20  1OUSGSSA
1989-05-2215:00 UTCm62610 59.68NGVD291OUSGSSA
1989-05-2215:00 UTCm62611 58.51NAVD881OUSGSSA
1989-05-2215:00 UTCm720195.32  1OUSGSSA
1989-05-2314:25 UTCm62610 59.65NGVD291OUSGSSA
1989-05-2314:25 UTCm62611 58.48NAVD881OUSGSSA
1989-05-2314:25 UTCm720195.35  1OUSGSSA
1989-06-2013:05 UTCm62610 59.81NGVD291OUSGSSA
1989-06-2013:05 UTCm62611 58.64NAVD881OUSGSSA
1989-06-2013:05 UTCm720195.19  1OUSGSSA
1989-07-1813:15 UTCm62610 60.09NGVD291OUSGSSA
1989-07-1813:15 UTCm62611 58.92NAVD881OUSGSSA
1989-07-1813:15 UTCm720194.91  1OUSGSSA
1989-08-1515:55 UTCm62610 60.29NGVD291OUSGSSA
1989-08-1515:55 UTCm62611 59.12NAVD881OUSGSSA
1989-08-1515:55 UTCm720194.71  1OUSGSSA
1989-09-2015:10 UTCm62610 60.01NGVD291OUSGSSA
1989-09-2015:10 UTCm62611 58.84NAVD881OUSGSSA
1989-09-2015:10 UTCm720194.99  1OUSGSSA
1989-10-24 D62610 60.25NGVD291OUSGSSA
1989-10-24 D62611 59.08NAVD881OUSGSSA
1989-10-24 D720194.75  1OUSGSSA
1989-12-05 D62610 59.99NGVD291OUSGSSA
1989-12-05 D62611 58.82NAVD881OUSGSSA
1989-12-05 D720195.01  1OUSGSSA
1990-01-16 D62610 59.90NGVD291OUSGSSA
1990-01-16 D62611 58.73NAVD881OUSGSSA
1990-01-16 D720195.10  1OUSGSSA
1990-02-13 D62610 59.96NGVD291OUSGSSA
1990-02-13 D62611 58.79NAVD881OUSGSSA
1990-02-13 D720195.04  1OUSGSSA
1990-03-27 D62610 59.90NGVD291OUSGSSA
1990-03-27 D62611 58.73NAVD881OUSGSSA
1990-03-27 D720195.10  1OUSGSSA
1990-06-18 D62610 60.10NGVD291OUSGSSA
1990-06-18 D62611 58.93NAVD881OUSGSSA
1990-06-18 D720194.90  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.