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Groundwater levels for New York

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USGS 404243073415801 N 8371. 1

Nassau County, New York
Latitude  40°42'43", Longitude  73°41'58" NAD27
Land-surface elevation 78.0 feet above NGVD29
The depth of the well is 68 feet below land surface.
Output formats
Table of data
Tab-separated 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
1968-03-22 D62610 23.06NGVD291OUSGSSA
1968-03-22 D62611 21.95NAVD881OUSGSSA
1968-03-22 D7201954.94  1OUSGSSA
1968-09-23 D62610 21.55NGVD291OUSGSSA
1968-09-23 D62611 20.44NAVD881OUSGSSA
1968-09-23 D7201956.45  1OUSGSSA
1969-04-11 D62610 22.06NGVD291OUSGSSA
1969-04-11 D62611 20.95NAVD881OUSGSSA
1969-04-11 D7201955.94  1OUSGSSA
1969-09-18 D62610 21.96NGVD291OUSGSSA
1969-09-18 D62611 20.85NAVD881OUSGSSA
1969-09-18 D7201956.04  1OUSGSSA
1970-03-03 D62610 20.76NGVD291OUSGSSA
1970-03-03 D62611 19.65NAVD881OUSGSSA
1970-03-03 D7201957.24  1OUSGSSA
1970-09-04 D62610 20.01NGVD291OUSGSSA
1970-09-04 D62611 18.90NAVD881OUSGSSA
1970-09-04 D7201957.99  1OUSGSSA
1971-03-17 D62610 21.01NGVD291OUSGSSA
1971-03-17 D62611 19.90NAVD881OUSGSSA
1971-03-17 D7201956.99  1OUSGSSA
1971-06-03 D62610 19.43NGVD291OUSGSSA
1971-06-03 D62611 18.32NAVD881OUSGSSA
1971-06-03 D7201958.57  1OUSGSSA
1971-09-22 D62610 19.15NGVD291OUSGSSA
1971-09-22 D62611 18.04NAVD881OUSGSSA
1971-09-22 D7201958.85  1OUSGSSA
1971-12-21 D62610 19.96NGVD291OUSGSSA
1971-12-21 D62611 18.85NAVD881OUSGSSA
1971-12-21 D7201958.04  1OUSGSSA
1972-03-21 D62610 19.75NGVD291OUSGSSA
1972-03-21 D62611 18.64NAVD881OUSGSSA
1972-03-21 D7201958.25  1OUSGSSA
1972-06-08 D62610 20.49NGVD291OUSGSSA
1972-06-08 D62611 19.38NAVD881OUSGSSA
1972-06-08 D7201957.51  1OUSGSSA
1972-09-05 D62610 19.36NGVD291OUSGSSA
1972-09-05 D62611 18.25NAVD881OUSGSSA
1972-09-05 D7201958.64  1OUSGSSA
1972-12-18 D62610 21.91NGVD291OUSGSSA
1972-12-18 D62611 20.80NAVD881OUSGSSA
1972-12-18 D7201956.09  1OUSGSSA
1973-03-20 D62610 20.87NGVD291OUSGSSA
1973-03-20 D62611 19.76NAVD881OUSGSSA
1973-03-20 D7201957.13  1OUSGSSA
1973-06-15 D62610 21.58NGVD291OUSGSSA
1973-06-15 D62611 20.47NAVD881OUSGSSA
1973-06-15 D7201956.42  1OUSGSSA
1973-09-20 D62610 20.86NGVD291OUSGSSA
1973-09-20 D62611 19.75NAVD881OUSGSSA
1973-09-20 D7201957.14  1OUSGSSA
1973-12-04 D62610 20.79NGVD291OUSGSSA
1973-12-04 D62611 19.68NAVD881OUSGSSA
1973-12-04 D7201957.21  1OUSGSSA
1974-03-20 D62610 20.58NGVD291OUSGSSA
1974-03-20 D62611 19.47NAVD881OUSGSSA
1974-03-20 D7201957.42  1OUSGSSA
1974-06-04 D62610 20.48NGVD291OUSGSSA
1974-06-04 D62611 19.37NAVD881OUSGSSA
1974-06-04 D7201957.52  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.