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Groundwater levels for the Nation

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Agency code = usgs
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  • 404402073294301
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USGS 404402073294301 N 10635. 1

Nassau County, New York
Latitude  40°44'02", Longitude  73°29'43" NAD27
Land-surface elevation 90.0 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 57.61NGVD291OUSGSSA
1986-11-04 D62611 56.41NAVD881OUSGSSA
1986-11-04 D7201932.39  1OUSGSSA
1986-11-25 D62610 57.48NGVD291OUSGSSA
1986-11-25 D62611 56.28NAVD881OUSGSSA
1986-11-25 D7201932.52  1OUSGSSA
1986-12-16 D62610 57.76NGVD291OUSGSSA
1986-12-16 D62611 56.56NAVD881OUSGSSA
1986-12-16 D7201932.24  1OUSGSSA
1987-01-12 D62610 58.26NGVD291OUSGSSA
1987-01-12 D62611 57.06NAVD881OUSGSSA
1987-01-12 D7201931.74  1OUSGSSA
1987-02-18 D62610 58.63NGVD291OUSGSSA
1987-02-18 D62611 57.43NAVD881OUSGSSA
1987-02-18 D7201931.37  1OUSGSSA
1987-03-19 D62610 58.67NGVD291OUSGSSA
1987-03-19 D62611 57.47NAVD881OUSGSSA
1987-03-19 D7201931.33  1OUSGSSA
1987-04-16 D62610 59.22NGVD291OUSGSSA
1987-04-16 D62611 58.02NAVD881OUSGSSA
1987-04-16 D7201930.78  1OUSGSSA
1987-05-21 D62610 59.60NGVD291OUSGSSA
1987-05-21 D62611 58.40NAVD881OUSGSSA
1987-05-21 D7201930.40  1OUSGSSA
1987-06-23 D62610 59.23NGVD291OUSGSSA
1987-06-23 D62611 58.03NAVD881OUSGSSA
1987-06-23 D7201930.77  1OUSGSSA
1987-07-22 D62610 59.14NGVD291OUSGSSA
1987-07-22 D62611 57.94NAVD881OUSGSSA
1987-07-22 D7201930.86  1OUSGSSA
1987-08-18 D62610 58.89NGVD291OUSGSSA
1987-08-18 D62611 57.69NAVD881OUSGSSA
1987-08-18 D7201931.11  1OUSGSSA
1987-09-16 D62610 58.69NGVD291OUSGSSA
1987-09-16 D62611 57.49NAVD881OUSGSSA
1987-09-16 D7201931.31  1OUSGSSA
1987-10-15 D62610 58.40NGVD291OUSGSSA
1987-10-15 D62611 57.20NAVD881OUSGSSA
1987-10-15 D7201931.60  1OUSGSSA
1987-11-16 D62610 57.78NGVD291OUSGSSA
1987-11-16 D62611 56.58NAVD881OUSGSSA
1987-11-16 D7201932.22  1OUSGSSA
1987-12-16 D62610 57.47NGVD291OUSGSSA
1987-12-16 D62611 56.27NAVD881OUSGSSA
1987-12-16 D7201932.53  1OUSGSSA
1988-01-22 D62610 57.20NGVD291OUSGSSA
1988-01-22 D62611 56.00NAVD881OUSGSSA
1988-01-22 D7201932.80  1OUSGSSA
1988-02-11 D62610 56.95NGVD291OUSGSSA
1988-02-11 D62611 55.75NAVD881OUSGSSA
1988-02-11 D7201933.05  1OUSGSSA
1988-03-11 D62610 57.46NGVD291OUSGSSA
1988-03-11 D62611 56.26NAVD881OUSGSSA
1988-03-11 D7201932.54  1OUSGSSA
1988-04-11 D62610 57.59NGVD291OUSGSSA
1988-04-11 D62611 56.39NAVD881OUSGSSA
1988-04-11 D7201932.41  1OUSGSSA
1988-05-05 D62610 57.29NGVD291OUSGSSA
1988-05-05 D62611 56.09NAVD881OUSGSSA
1988-05-05 D7201932.71  1OUSGSSA
1988-06-02 D62610 57.62NGVD291OUSGSSA
1988-06-02 D62611 56.42NAVD881OUSGSSA
1988-06-02 D7201932.38  1OUSGSSA
1988-07-07 D62610 57.16NGVD291OUSGSSA
1988-07-07 D62611 55.96NAVD881OUSGSSA
1988-07-07 D7201932.84  1OUSGSSA
1988-08-09 D62610 57.12NGVD291OUSGSSA
1988-08-09 D62611 55.92NAVD881OUSGSSA
1988-08-09 D7201932.88  1OUSGSSA
1988-09-14 D62610 56.89NGVD291OUSGSSA
1988-09-14 D62611 55.69NAVD881OUSGSSA
1988-09-14 D7201933.11  1OUSGSSA
1988-10-14 D62610 56.69NGVD291OUSGSSA
1988-10-14 D62611 55.49NAVD881OUSGSSA
1988-10-14 D7201933.31  1OUSGSSA
1988-11-30 D62610 56.87NGVD291OUSGSSA
1988-11-30 D62611 55.67NAVD881OUSGSSA
1988-11-30 D7201933.13  1OUSGSSA
1988-12-29 D62610 56.93NGVD291OUSGSSA
1988-12-29 D62611 55.73NAVD881OUSGSSA
1988-12-29 D7201933.07  1OUSGSSA
1989-01-25 D62610 56.64NGVD291OUSGSSA
1989-01-25 D62611 55.44NAVD881OUSGSSA
1989-01-25 D7201933.36  1OUSGSSA
1989-02-28 D62610 56.37NGVD291OUSGSSA
1989-02-28 D62611 55.17NAVD881OUSGSSA
1989-02-28 D7201933.63  1OUSGSSA
1989-03-22 D62610 56.17NGVD291OUSGSSA
1989-03-22 D62611 54.97NAVD881OUSGSSA
1989-03-22 D7201933.83  1OUSGSSA
1989-04-26 D62610 57.08NGVD291OUSGSSA
1989-04-26 D62611 55.88NAVD881OUSGSSA
1989-04-26 D7201932.92  1OUSGSSA
1989-05-19 D62610 58.24NGVD291OUSGSSA
1989-05-19 D62611 57.04NAVD881OUSGSSA
1989-05-19 D7201931.76  1OUSGSSA
1989-06-27 D62610 60.97NGVD291OUSGSSA
1989-06-27 D62611 59.77NAVD881OUSGSSA
1989-06-27 D7201929.03  1OUSGSSA
1989-07-24 D62610 61.81NGVD291OUSGSSA
1989-07-24 D62611 60.61NAVD881OUSGSSA
1989-07-24 D7201928.19  1OUSGSSA
1989-08-30 D62610 62.10NGVD291OUSGSSA
1989-08-30 D62611 60.90NAVD881OUSGSSA
1989-08-30 D7201927.90  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.