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Groundwater levels for the Nation

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Agency code = usgs
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  • 404415073294302
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USGS 404415073294302 N 10624. 1

Nassau County, New York
Latitude  40°44'15", Longitude  73°29'43" NAD27
Land-surface elevation 94.0 feet above NGVD29
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
1986-11-04 D62610 60.13NGVD291OUSGSSA
1986-11-04 D62611 58.93NAVD881OUSGSSA
1986-11-04 D7201933.87  1OUSGSSA
1986-11-25 D62610 59.85NGVD291OUSGSSA
1986-11-25 D62611 58.65NAVD881OUSGSSA
1986-11-25 D7201934.15  1OUSGSSA
1986-12-16 D62610 59.94NGVD291OUSGSSA
1986-12-16 D62611 58.74NAVD881OUSGSSA
1986-12-16 D7201934.06  1OUSGSSA
1987-01-12 D62610 60.38NGVD291OUSGSSA
1987-01-12 D62611 59.18NAVD881OUSGSSA
1987-01-12 D7201933.62  1OUSGSSA
1987-02-18 D62610 60.79NGVD291OUSGSSA
1987-02-18 D62611 59.59NAVD881OUSGSSA
1987-02-18 D7201933.21  1OUSGSSA
1987-03-19 D62610 60.91NGVD291OUSGSSA
1987-03-19 D62611 59.71NAVD881OUSGSSA
1987-03-19 D7201933.09  1OUSGSSA
1987-04-16 D62610 61.35NGVD291OUSGSSA
1987-04-16 D62611 60.15NAVD881OUSGSSA
1987-04-16 D7201932.65  1OUSGSSA
1987-05-20 D62610 61.86NGVD291OUSGSSA
1987-05-20 D62611 60.66NAVD881OUSGSSA
1987-05-20 D7201932.14  1OUSGSSA
1987-06-23 D62610 61.80NGVD291OUSGSSA
1987-06-23 D62611 60.60NAVD881OUSGSSA
1987-06-23 D7201932.20  1OUSGSSA
1987-07-22 D62610 61.63NGVD291OUSGSSA
1987-07-22 D62611 60.43NAVD881OUSGSSA
1987-07-22 D7201932.37  1OUSGSSA
1987-08-18 D62610 61.40NGVD291OUSGSSA
1987-08-18 D62611 60.20NAVD881OUSGSSA
1987-08-18 D7201932.60  1OUSGSSA
1987-09-16 D62610 61.31NGVD291OUSGSSA
1987-09-16 D62611 60.11NAVD881OUSGSSA
1987-09-16 D7201932.69  1OUSGSSA
1987-10-15 D62610 60.82NGVD291OUSGSSA
1987-10-15 D62611 59.62NAVD881OUSGSSA
1987-10-15 D7201933.18  1OUSGSSA
1987-11-16 D62610 60.09NGVD291OUSGSSA
1987-11-16 D62611 58.89NAVD881OUSGSSA
1987-11-16 D7201933.91  1OUSGSSA
1987-12-16 D62610 59.56NGVD291OUSGSSA
1987-12-16 D62611 58.36NAVD881OUSGSSA
1987-12-16 D7201934.44  1OUSGSSA
1988-01-22 D62610 59.18NGVD291OUSGSSA
1988-01-22 D62611 57.98NAVD881OUSGSSA
1988-01-22 D7201934.82  1OUSGSSA
1988-02-11 D62610 59.06NGVD291OUSGSSA
1988-02-11 D62611 57.86NAVD881OUSGSSA
1988-02-11 D7201934.94  1OUSGSSA
1988-03-11 D62610 59.61NGVD291OUSGSSA
1988-03-11 D62611 58.41NAVD881OUSGSSA
1988-03-11 D7201934.39  1OUSGSSA
1988-04-11 D62610 59.69NGVD291OUSGSSA
1988-04-11 D62611 58.49NAVD881OUSGSSA
1988-04-11 D7201934.31  1OUSGSSA
1988-05-05 D62610 59.46NGVD291OUSGSSA
1988-05-05 D62611 58.26NAVD881OUSGSSA
1988-05-05 D7201934.54  1OUSGSSA
1988-06-02 D62610 59.96NGVD291OUSGSSA
1988-06-02 D62611 58.76NAVD881OUSGSSA
1988-06-02 D7201934.04  1OUSGSSA
1988-07-07 D62610 59.51NGVD291OUSGSSA
1988-07-07 D62611 58.31NAVD881OUSGSSA
1988-07-07 D7201934.49  1OUSGSSA
1988-08-09 D62610 59.50NGVD291OUSGSSA
1988-08-09 D62611 58.30NAVD881OUSGSSA
1988-08-09 D7201934.50  1OUSGSSA
1988-09-14 D62610 59.36NGVD291OUSGSSA
1988-09-14 D62611 58.16NAVD881OUSGSSA
1988-09-14 D7201934.64  1OUSGSSA
1988-10-14 D62610 59.07NGVD291OUSGSSA
1988-10-14 D62611 57.87NAVD881OUSGSSA
1988-10-14 D7201934.93  1OUSGSSA
1989-03-22 D62610 58.12NGVD291OUSGSSA
1989-03-22 D62611 56.92NAVD881OUSGSSA
1989-03-22 D7201935.88  1OUSGSSA
1989-04-26 D62610 59.05NGVD291OUSGSSA
1989-04-26 D62611 57.85NAVD881OUSGSSA
1989-04-26 D7201934.95  1OUSGSSA
1989-05-19 D62610 60.32NGVD291OUSGSSA
1989-05-19 D62611 59.12NAVD881OUSGSSA
1989-05-19 D7201933.68  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.