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Groundwater levels for the Nation

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Agency code = usgs
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  • 404422073291901
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USGS 404422073291901 N 10633. 1

Nassau County, New York
Latitude  40°44'22", Longitude  73°29'19" NAD27
Land-surface elevation 104.0 feet above NGVD29
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
1986-11-04 D62610 62.13NGVD291OUSGSSA
1986-11-04 D62611 60.93NAVD881OUSGSSA
1986-11-04 D7201941.87  1OUSGSSA
1986-11-25 D62610 61.22NGVD291OUSGSSA
1986-11-25 D62611 60.02NAVD881OUSGSSA
1986-11-25 D7201942.78  1OUSGSSA
1986-12-16 D62610 61.06NGVD291OUSGSSA
1986-12-16 D62611 59.86NAVD881OUSGSSA
1986-12-16 D7201942.94  1OUSGSSA
1987-01-12 D62610 61.60NGVD291OUSGSSA
1987-01-12 D62611 60.40NAVD881OUSGSSA
1987-01-12 D7201942.40  1OUSGSSA
1987-02-18 D62610 61.81NGVD291OUSGSSA
1987-02-18 D62611 60.61NAVD881OUSGSSA
1987-02-18 D7201942.19  1OUSGSSA
1987-03-19 D62610 61.91NGVD291OUSGSSA
1987-03-19 D62611 60.71NAVD881OUSGSSA
1987-03-19 D7201942.09  1OUSGSSA
1987-04-16 D62610 62.38NGVD291OUSGSSA
1987-04-16 D62611 61.18NAVD881OUSGSSA
1987-04-16 D7201941.62  1OUSGSSA
1987-05-20 D62610 63.14NGVD291OUSGSSA
1987-05-20 D62611 61.94NAVD881OUSGSSA
1987-05-20 D7201940.86  1OUSGSSA
1987-06-23 D62610 62.96NGVD291OUSGSSA
1987-06-23 D62611 61.76NAVD881OUSGSSA
1987-06-23 D7201941.04  1OUSGSSA
1987-07-22 D62610 63.18NGVD291OUSGSSA
1987-07-22 D62611 61.98NAVD881OUSGSSA
1987-07-22 D7201940.82  1OUSGSSA
1987-08-18 D62610 63.54NGVD291SUSGSSA
1987-08-18 D62611 62.34NAVD881SUSGSSA
1987-08-18 D7201940.46  1SUSGSSA
1987-09-16 D62610 63.31NGVD291OUSGSSA
1987-09-16 D62611 62.11NAVD881OUSGSSA
1987-09-16 D7201940.69  1OUSGSSA
1987-10-15 D62610 61.97NGVD291OUSGSSA
1987-10-15 D62611 60.77NAVD881OUSGSSA
1987-10-15 D7201942.03  1OUSGSSA
1987-11-16 D62610 60.94NGVD291OUSGSSA
1987-11-16 D62611 59.74NAVD881OUSGSSA
1987-11-16 D7201943.06  1OUSGSSA
1987-12-16 D62610 60.38NGVD291OUSGSSA
1987-12-16 D62611 59.18NAVD881OUSGSSA
1987-12-16 D7201943.62  1OUSGSSA
1988-01-25 D62610 59.74NGVD291OUSGSSA
1988-01-25 D62611 58.54NAVD881OUSGSSA
1988-01-25 D7201944.26  1OUSGSSA
1988-02-11 D62610 59.72NGVD291OUSGSSA
1988-02-11 D62611 58.52NAVD881OUSGSSA
1988-02-11 D7201944.28  1OUSGSSA
1988-03-11 D62610 60.27NGVD291OUSGSSA
1988-03-11 D62611 59.07NAVD881OUSGSSA
1988-03-11 D7201943.73  1OUSGSSA
1988-04-11 D62610 60.46NGVD291OUSGSSA
1988-04-11 D62611 59.26NAVD881OUSGSSA
1988-04-11 D7201943.54  1OUSGSSA
1988-05-05 D62610 60.25NGVD291OUSGSSA
1988-05-05 D62611 59.05NAVD881OUSGSSA
1988-05-05 D7201943.75  1OUSGSSA
1988-06-02 D62610 60.93NGVD291OUSGSSA
1988-06-02 D62611 59.73NAVD881OUSGSSA
1988-06-02 D7201943.07  1OUSGSSA
1988-07-07 D62610 60.79NGVD291OUSGSSA
1988-07-07 D62611 59.59NAVD881OUSGSSA
1988-07-07 D7201943.21  1OUSGSSA
1988-08-09 D62610 61.22NGVD291OUSGSSA
1988-08-09 D62611 60.02NAVD881OUSGSSA
1988-08-09 D7201942.78  1OUSGSSA
1988-09-14 D62610 60.98NGVD291OUSGSSA
1988-09-14 D62611 59.78NAVD881OUSGSSA
1988-09-14 D7201943.02  1OUSGSSA
1988-10-14 D62610 60.31NGVD291OUSGSSA
1988-10-14 D62611 59.11NAVD881OUSGSSA
1988-10-14 D7201943.69  1OUSGSSA
1988-11-29 D62610 60.13NGVD291OUSGSSA
1988-11-29 D62611 58.93NAVD881OUSGSSA
1988-11-29 D7201943.87  1OUSGSSA
1988-12-29 D62610 59.74NGVD291OUSGSSA
1988-12-29 D62611 58.54NAVD881OUSGSSA
1988-12-29 D7201944.26  1OUSGSSA
1989-01-25 D62610 59.41NGVD291OUSGSSA
1989-01-25 D62611 58.21NAVD881OUSGSSA
1989-01-25 D7201944.59  1OUSGSSA
1989-02-28 D62610 59.14NGVD291OUSGSSA
1989-02-28 D62611 57.94NAVD881OUSGSSA
1989-02-28 D7201944.86  1OUSGSSA
1989-03-22 D62610 58.95NGVD291OUSGSSA
1989-03-22 D62611 57.75NAVD881OUSGSSA
1989-03-22 D7201945.05  1OUSGSSA
1989-04-26 D62610 60.26NGVD291OUSGSSA
1989-04-26 D62611 59.06NAVD881OUSGSSA
1989-04-26 D7201943.74  1OUSGSSA
1989-05-19 D62610 62.28NGVD291OUSGSSA
1989-05-19 D62611 61.08NAVD881OUSGSSA
1989-05-19 D7201941.72  1OUSGSSA
1989-06-27 D62610 65.32NGVD291OUSGSSA
1989-06-27 D62611 64.12NAVD881OUSGSSA
1989-06-27 D7201938.68  1OUSGSSA
1989-07-24 D62610 66.02NGVD291OUSGSSA
1989-07-24 D62611 64.82NAVD881OUSGSSA
1989-07-24 D7201937.98  1OUSGSSA
1989-08-30 D62610 66.22NGVD291OUSGSSA
1989-08-30 D62611 65.02NAVD881OUSGSSA
1989-08-30 D7201937.78  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.
Method of measurementSSteel-tape measurement.
Measuring agencyUSGSU.S. Geological Survey
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.