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Groundwater levels for the Nation

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Agency code = usgs
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  • 404400073350101
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USGS 404400073350101 N 11603. 1

Nassau County, New York
Latitude  40°44'00", Longitude  73°35'01" NAD27
Land-surface elevation 71.5 feet above NGVD29
The depth of the well is 45 feet below land surface.
The depth of the hole is 46 feet below land surface.
This well is completed in the Northern Atlantic Coastal Plain aquifer system (S100NATLCP) national aquifer.
This well is completed in the Glacial Aquifer, Upper (112GLCLU) local aquifer.
Output formats
Table of 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
1989-10-24 D62610 61.00NGVD291OUSGSSA
1989-10-24 D62611 59.83NAVD881OUSGSSA
1989-10-24 D7201910.50  1OUSGSSA
1989-12-05 D62610 60.79NGVD291OUSGSSA
1989-12-05 D62611 59.62NAVD881OUSGSSA
1989-12-05 D7201910.71  1OUSGSSA
1990-01-16 D62610 60.45NGVD291OUSGSSA
1990-01-16 D62611 59.28NAVD881OUSGSSA
1990-01-16 D7201911.05  1OUSGSSA
1990-02-13 D62610 60.46NGVD291OUSGSSA
1990-02-13 D62611 59.29NAVD881OUSGSSA
1990-02-13 D7201911.04  1OUSGSSA
1990-03-27 D62610 60.16NGVD291OUSGSSA
1990-03-27 D62611 58.99NAVD881OUSGSSA
1990-03-27 D7201911.34  1OUSGSSA
1990-06-18 D62610 61.28NGVD291OUSGSSA
1990-06-18 D62611 60.11NAVD881OUSGSSA
1990-06-18 D7201910.22  1OUSGSSA
1990-08-15 D62610 60.72NGVD291OUSGSSA
1990-08-15 D62611 59.55NAVD881OUSGSSA
1990-08-15 D7201910.78  1OUSGSSA
1990-10-29 D62610 61.14NGVD291OUSGSSA
1990-10-29 D62611 59.97NAVD881OUSGSSA
1990-10-29 D7201910.36  1OUSGSSA
1990-12-11 D62610 60.41NGVD291OUSGSSA
1990-12-11 D62611 59.24NAVD881OUSGSSA
1990-12-11 D7201911.09  1OUSGSSA
1991-01-11 D62610 59.90NGVD29POUSGSSA
1991-01-11 D62611 58.73NAVD88POUSGSSA
1991-01-11 D7201911.60  POUSGSSA
1991-02-2116:38 UTCm62610 60.11NGVD291OUSGSSA
1991-02-2116:38 UTCm62611 58.94NAVD881OUSGSSA
1991-02-2116:38 UTCm7201911.39  1OUSGSSA
1991-03-2220:20 UTCm62610 60.86NGVD291OUSGSSA
1991-03-2220:20 UTCm62611 59.69NAVD881OUSGSSA
1991-03-2220:20 UTCm7201910.64  1OUSGSSA
1991-04-2519:05 UTCm62610 61.19NGVD291OUSGSSA
1991-04-2519:05 UTCm62611 60.02NAVD881OUSGSSA
1991-04-2519:05 UTCm7201910.31  1OUSGSSA
1991-05-2117:10 UTCm62610 61.03NGVD291OUSGSSA
1991-05-2117:10 UTCm62611 59.86NAVD881OUSGSSA
1991-05-2117:10 UTCm7201910.47  1OUSGSSA
1991-06-2515:00 UTCm62610 60.45NGVD291OUSGSSA
1991-06-2515:00 UTCm62611 59.28NAVD881OUSGSSA
1991-06-2515:00 UTCm7201911.05  1OUSGSSA
1991-08-0618:20 UTCm62610 59.65NGVD291OUSGSSA
1991-08-0618:20 UTCm62611 58.48NAVD881OUSGSSA
1991-08-0618:20 UTCm7201911.85  1OUSGSSA
1991-09-0519:20 UTCm62610 59.83NGVD291OUSGSSA
1991-09-0519:20 UTCm62611 58.66NAVD881OUSGSSA
1991-09-0519:20 UTCm7201911.67  1OUSGSSA
1991-09-1314:45 UTCm62610 59.64NGVD291OUSGSSA
1991-09-1314:45 UTCm62611 58.47NAVD881OUSGSSA
1991-09-1314:45 UTCm7201911.86  1OUSGSSA
1991-09-1514:30 UTCm62610 59.60NGVD291OUSGSSA
1991-09-1514:30 UTCm62611 58.43NAVD881OUSGSSA
1991-09-1514:30 UTCm7201911.90  1OUSGSSA
1991-10-2215:55 UTCm62610 59.38NGVD291OUSGSSA
1991-10-2215:55 UTCm62611 58.21NAVD881OUSGSSA
1991-10-2215:55 UTCm7201912.12  1OUSGSSA
1991-11-2116:45 UTCm62610 58.97NGVD291OUSGSSA
1991-11-2116:45 UTCm62611 57.80NAVD881OUSGSSA
1991-11-2116:45 UTCm7201912.53  1OUSGSSA
1992-03-1820:10 UTCm62610 58.58NGVD291OUSGSSA
1992-03-1820:10 UTCm62611 57.41NAVD881OUSGSSA
1992-03-1820:10 UTCm7201912.92  1OUSGSSA
1992-06-2915:20 UTCm62610 57.91NGVD291OUSGSSA
1992-06-2915:20 UTCm62611 56.74NAVD881OUSGSSA
1992-06-2915:20 UTCm7201913.59  1OUSGSSA
1992-09-02 D62610 57.70NGVD291OUSGSSA
1992-09-02 D62611 56.53NAVD881OUSGSSA
1992-09-02 D7201913.80  1OUSGSSA
1993-01-0716:00 UTCm62610 58.64NGVD291OUSGSSA
1993-01-0716:00 UTCm62611 57.47NAVD881OUSGSSA
1993-01-0716:00 UTCm7201912.86  1OUSGSSA
1993-03-2617:45 UTCm62610 59.48NGVD291OUSGSSA
1993-03-2617:45 UTCm62611 58.31NAVD881OUSGSSA
1993-03-2617:45 UTCm7201912.02  1OUSGSSA
1993-05-1818:40 UTCm62610 59.43NGVD291OUSGSSA
1993-05-1818:40 UTCm62611 58.26NAVD881OUSGSSA
1993-05-1818:40 UTCm7201912.07  1OUSGSSA
1993-07-0115:50 UTCm62610 58.54NGVD291OUSGSSA
1993-07-0115:50 UTCm62611 57.37NAVD881OUSGSSA
1993-07-0115:50 UTCm7201912.96  1OUSGSSA

Explanation
SectionCodeDescription
Water-level date-time accuracyDDate is accurate to the Day
Water-level date-time accuracymDate is accurate to the Minute
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
StatusPWater level was affected by pumping at the time of the measurement
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.