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Groundwater levels for the Nation

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Agency code = usgs
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  • 404425073293601
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USGS 404425073293601 N 10632. 1

Nassau County, New York
Latitude  40°44'25", Longitude  73°29'36" 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
1985-11-25 D62610 63.87NGVD291OUSGSSA
1985-11-25 D62611 62.67NAVD881OUSGSSA
1985-11-25 D7201940.13  1OUSGSSA
1986-11-04 D62610 65.30NGVD291OUSGSSA
1986-11-04 D62611 64.10NAVD881OUSGSSA
1986-11-04 D7201938.70  1OUSGSSA
1986-12-16 D62610 63.74NGVD291OUSGSSA
1986-12-16 D62611 62.54NAVD881OUSGSSA
1986-12-16 D7201940.26  1OUSGSSA
1987-01-12 D62610 64.48NGVD291OUSGSSA
1987-01-12 D62611 63.28NAVD881OUSGSSA
1987-01-12 D7201939.52  1OUSGSSA
1987-02-19 D62610 64.11NGVD291OUSGSSA
1987-02-19 D62611 62.91NAVD881OUSGSSA
1987-02-19 D7201939.89  1OUSGSSA
1987-03-19 D62610 64.35NGVD291OUSGSSA
1987-03-19 D62611 63.15NAVD881OUSGSSA
1987-03-19 D7201939.65  1OUSGSSA
1987-04-16 D62610 65.30NGVD291OUSGSSA
1987-04-16 D62611 64.10NAVD881OUSGSSA
1987-04-16 D7201938.70  1OUSGSSA
1987-05-20 D62610 65.75NGVD291OUSGSSA
1987-05-20 D62611 64.55NAVD881OUSGSSA
1987-05-20 D7201938.25  1OUSGSSA
1987-06-23 D62610 66.36NGVD291OUSGSSA
1987-06-23 D62611 65.16NAVD881OUSGSSA
1987-06-23 D7201937.64  1OUSGSSA
1987-07-22 D62610 66.72NGVD291OUSGSSA
1987-07-22 D62611 65.52NAVD881OUSGSSA
1987-07-22 D7201937.28  1OUSGSSA
1987-08-18 D62610 67.76NGVD291SUSGSSA
1987-08-18 D62611 66.56NAVD881SUSGSSA
1987-08-18 D7201936.24  1SUSGSSA
1987-09-16 D62610 67.67NGVD291OUSGSSA
1987-09-16 D62611 66.47NAVD881OUSGSSA
1987-09-16 D7201936.33  1OUSGSSA
1987-10-15 D62610 66.28NGVD291OUSGSSA
1987-10-15 D62611 65.08NAVD881OUSGSSA
1987-10-15 D7201937.72  1OUSGSSA
1987-11-16 D62610 64.84NGVD291OUSGSSA
1987-11-16 D62611 63.64NAVD881OUSGSSA
1987-11-16 D7201939.16  1OUSGSSA
1987-12-16 D62610 63.78NGVD291OUSGSSA
1987-12-16 D62611 62.58NAVD881OUSGSSA
1987-12-16 D7201940.22  1OUSGSSA
1988-01-25 D62610 62.92NGVD291OUSGSSA
1988-01-25 D62611 61.72NAVD881OUSGSSA
1988-01-25 D7201941.08  1OUSGSSA
1988-02-11 D62610 62.84NGVD291OUSGSSA
1988-02-11 D62611 61.64NAVD881OUSGSSA
1988-02-11 D7201941.16  1OUSGSSA
1988-03-11 D62610 63.50NGVD291OUSGSSA
1988-03-11 D62611 62.30NAVD881OUSGSSA
1988-03-11 D7201940.50  1OUSGSSA
1988-04-11 D62610 64.35NGVD291OUSGSSA
1988-04-11 D62611 63.15NAVD881OUSGSSA
1988-04-11 D7201939.65  1OUSGSSA
1988-05-05 D62610 64.03NGVD291OUSGSSA
1988-05-05 D62611 62.83NAVD881OUSGSSA
1988-05-05 D7201939.97  1OUSGSSA
1988-06-02 D62610 66.60NGVD291OUSGSSA
1988-06-02 D62611 65.40NAVD881OUSGSSA
1988-06-02 D7201937.40  1OUSGSSA
1988-07-07 D62610 66.17NGVD291OUSGSSA
1988-07-07 D62611 64.97NAVD881OUSGSSA
1988-07-07 D7201937.83  1OUSGSSA
1988-08-09 D62610 66.01NGVD291OUSGSSA
1988-08-09 D62611 64.81NAVD881OUSGSSA
1988-08-09 D7201937.99  1OUSGSSA
1988-09-14 D62610 65.54NGVD291OUSGSSA
1988-09-14 D62611 64.34NAVD881OUSGSSA
1988-09-14 D7201938.46  1OUSGSSA
1988-10-14 D62610 64.55NGVD291OUSGSSA
1988-10-14 D62611 63.35NAVD881OUSGSSA
1988-10-14 D7201939.45  1OUSGSSA
1988-11-29 D62610 63.26NGVD291OUSGSSA
1988-11-29 D62611 62.06NAVD881OUSGSSA
1988-11-29 D7201940.74  1OUSGSSA
1988-12-29 D62610 62.21NGVD291OUSGSSA
1988-12-29 D62611 61.01NAVD881OUSGSSA
1988-12-29 D7201941.79  1OUSGSSA
1989-01-25 D62610 61.95NGVD291OUSGSSA
1989-01-25 D62611 60.75NAVD881OUSGSSA
1989-01-25 D7201942.05  1OUSGSSA
1989-02-28 D62610 61.63NGVD291OUSGSSA
1989-02-28 D62611 60.43NAVD881OUSGSSA
1989-02-28 D7201942.37  1OUSGSSA
1989-03-22 D62610 61.44NGVD291OUSGSSA
1989-03-22 D62611 60.24NAVD881OUSGSSA
1989-03-22 D7201942.56  1OUSGSSA
1989-04-26 D62610 62.59NGVD291OUSGSSA
1989-04-26 D62611 61.39NAVD881OUSGSSA
1989-04-26 D7201941.41  1OUSGSSA
1989-05-19 D62610 66.07NGVD291OUSGSSA
1989-05-19 D62611 64.87NAVD881OUSGSSA
1989-05-19 D7201937.93  1OUSGSSA
1989-06-27 D62610 68.44NGVD291OUSGSSA
1989-06-27 D62611 67.24NAVD881OUSGSSA
1989-06-27 D7201935.56  1OUSGSSA
1989-07-24 D62610 71.15NGVD291OUSGSSA
1989-07-24 D62611 69.95NAVD881OUSGSSA
1989-07-24 D7201932.85  1OUSGSSA
1989-08-30 D62610 71.51NGVD291OUSGSSA
1989-08-30 D62611 70.31NAVD881OUSGSSA
1989-08-30 D7201932.49  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.