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Groundwater levels for the Nation

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USGS 404452073344703 N 1179. 3

Nassau County, New York
Latitude  40°44'52", Longitude  73°34'47" NAD27
Land-surface elevation 104.0 feet above NGVD29
The depth of the well is 50 feet below land surface.
The depth of the hole is 50 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
1966-12-21 D62610 67.68NGVD291OUSGSSA
1966-12-21 D62611 66.51NAVD881OUSGSSA
1966-12-21 D7201936.32  1OUSGSSA
1967-04-18 D62610 67.98NGVD291OUSGSSA
1967-04-18 D62611 66.81NAVD881OUSGSSA
1967-04-18 D7201936.02  1OUSGSSA
1967-07-17 D62610 68.99NGVD291OUSGSSA
1967-07-17 D62611 67.82NAVD881OUSGSSA
1967-07-17 D7201935.01  1OUSGSSA
1967-10-05 D62610 68.78NGVD291OUSGSSA
1967-10-05 D62611 67.61NAVD881OUSGSSA
1967-10-05 D7201935.22  1OUSGSSA
1967-12-21 D62610 67.93NGVD291OUSGSSA
1967-12-21 D62611 66.76NAVD881OUSGSSA
1967-12-21 D7201936.07  1OUSGSSA
1968-04-11 D62610 68.63NGVD291OUSGSSA
1968-04-11 D62611 67.46NAVD881OUSGSSA
1968-04-11 D7201935.37  1OUSGSSA
1968-06-24 D62610 69.78NGVD291OUSGSSA
1968-06-24 D62611 68.61NAVD881OUSGSSA
1968-06-24 D7201934.22  1OUSGSSA
1968-09-26 D62610 68.97NGVD291OUSGSSA
1968-09-26 D62611 67.80NAVD881OUSGSSA
1968-09-26 D7201935.03  1OUSGSSA
1969-01-27 D62610 68.53NGVD291OUSGSSA
1969-01-27 D62611 67.36NAVD881OUSGSSA
1969-01-27 D7201935.47  1OUSGSSA
1969-04-18 D62610 68.43NGVD291OUSGSSA
1969-04-18 D62611 67.26NAVD881OUSGSSA
1969-04-18 D7201935.57  1OUSGSSA
1969-07-11 D62610 69.15NGVD291OUSGSSA
1969-07-11 D62611 67.98NAVD881OUSGSSA
1969-07-11 D7201934.85  1OUSGSSA
1969-09-24 D62610 69.79NGVD291OUSGSSA
1969-09-24 D62611 68.62NAVD881OUSGSSA
1969-09-24 D7201934.21  1OUSGSSA
1970-01-23 D62610 69.04NGVD291OUSGSSA
1970-01-23 D62611 67.87NAVD881OUSGSSA
1970-01-23 D7201934.96  1OUSGSSA
1970-03-05 D62610 70.11NGVD291OUSGSSA
1970-03-05 D62611 68.94NAVD881OUSGSSA
1970-03-05 D7201933.89  1OUSGSSA
1970-06-17 D62610 70.23NGVD291OUSGSSA
1970-06-17 D62611 69.06NAVD881OUSGSSA
1970-06-17 D7201933.77  1OUSGSSA
1970-09-18 D62610 69.63NGVD291OUSGSSA
1970-09-18 D62611 68.46NAVD881OUSGSSA
1970-09-18 D7201934.37  1OUSGSSA
1970-12-15 D62610 68.33NGVD291OUSGSSA
1970-12-15 D62611 67.16NAVD881OUSGSSA
1970-12-15 D7201935.67  1OUSGSSA
1971-03-25 D62610 69.33NGVD291OUSGSSA
1971-03-25 D62611 68.16NAVD881OUSGSSA
1971-03-25 D7201934.67  1OUSGSSA
1971-07-16 D62610 68.29NGVD291OUSGSSA
1971-07-16 D62611 67.12NAVD881OUSGSSA
1971-07-16 D7201935.71  1OUSGSSA
1971-09-28 D62610 69.33NGVD291OUSGSSA
1971-09-28 D62611 68.16NAVD881OUSGSSA
1971-09-28 D7201934.67  1OUSGSSA
1971-12-16 D62610 68.45NGVD291OUSGSSA
1971-12-16 D62611 67.28NAVD881OUSGSSA
1971-12-16 D7201935.55  1OUSGSSA
1972-03-30 D62610 69.75NGVD291OUSGSSA
1972-03-30 D62611 68.58NAVD881OUSGSSA
1972-03-30 D7201934.25  1OUSGSSA
1972-06-08 D62610 70.31NGVD291OUSGSSA
1972-06-08 D62611 69.14NAVD881OUSGSSA
1972-06-08 D7201933.69  1OUSGSSA
1972-09-07 D62610 69.37NGVD291OUSGSSA
1972-09-07 D62611 68.20NAVD881OUSGSSA
1972-09-07 D7201934.63  1OUSGSSA
1972-12-28 D62610 71.06NGVD291OUSGSSA
1972-12-28 D62611 69.89NAVD881OUSGSSA
1972-12-28 D7201932.94  1OUSGSSA
1973-03-21 D62610 71.68NGVD291OUSGSSA
1973-03-21 D62611 70.51NAVD881OUSGSSA
1973-03-21 D7201932.32  1OUSGSSA
1973-06-19 D62610 72.99NGVD291OUSGSSA
1973-06-19 D62611 71.82NAVD881OUSGSSA
1973-06-19 D7201931.01  1OUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
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.