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Groundwater levels for the Nation

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Agency code = usgs
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  • 404855073444801
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USGS 404855073444801 N 10100. 1

Nassau County, New York
Latitude  40°48'55", Longitude  73°44'48" NAD27
Land-surface elevation 28.9 feet above NGVD29
The depth of the well is 310 feet below land surface.
The depth of the hole is 318 feet below land surface.
This well is completed in the Sand and gravel aquifers (glaciated regions) (N100GLCIAL) national aquifer.
This well is completed in the Pleistocene Series (112PLSC) local aquifer.
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
1985-01-1317:57 UTCm62610 10.59NGVD291OUSGSSA
1985-01-1317:57 UTCm62611 9.51NAVD881OUSGSSA
1985-01-1317:57 UTCm7201918.31  1OUSGSSA
1985-01-1409:18 UTCm62610 10.63NGVD294OUSGSSA
1985-01-1409:18 UTCm62611 9.55NAVD884OUSGSSA
1985-01-1409:18 UTCm7201918.27  4OUSGSSA
1986-02-1017:50 UTCm62610 9.09NGVD294OUSGSSA
1986-02-1017:50 UTCm62611 8.01NAVD884OUSGSSA
1986-02-1017:50 UTCm7201919.81  4OUSGSSA
1986-05-2915:15 UTCm62610 6.95NGVD291OUSGSSA
1986-05-2915:15 UTCm62611 5.87NAVD881OUSGSSA
1986-05-2915:15 UTCm7201921.95  1OUSGSSA
1987-01-1314:35 UTCm62610 8.71NGVD294OUSGSSA
1987-01-1314:35 UTCm62611 7.63NAVD884OUSGSSA
1987-01-1314:35 UTCm7201920.19  4OUSGSSA
1988-02-1916:30 UTCm62610 9.93NGVD294OUSGSSA
1988-02-1916:30 UTCm62611 8.85NAVD884OUSGSSA
1988-02-1916:30 UTCm7201918.97  4OUSGSSA
1988-12-2718:10 UTCm62610 8.64NGVD294OUSGSSA
1988-12-2718:10 UTCm62611 7.56NAVD884OUSGSSA
1988-12-2718:10 UTCm7201920.26  4OUSGSSA
1990-03-2615:20 UTCm62610 10.85NGVD294OUSGSSA
1990-03-2615:20 UTCm62611 9.77NAVD884OUSGSSA
1990-03-2615:20 UTCm7201918.05  4OUSGSSA
1991-03-1917:14 UTCm62610 11.50NGVD294OUSGSSA
1991-03-1917:14 UTCm62611 10.42NAVD884OUSGSSA
1991-03-1917:14 UTCm7201917.40  4OUSGSSA
1991-11-0414:17 UTCm62610 9.77NGVD294OUSGSSA
1991-11-0414:17 UTCm62611 8.69NAVD884OUSGSSA
1991-11-0414:17 UTCm7201919.13  4OUSGSSA
1992-03-1613:50 UTCm62610 10.44NGVD294OUSGSSA
1992-03-1613:50 UTCm62611 9.36NAVD884OUSGSSA
1992-03-1613:50 UTCm7201918.46  4OUSGSSA
1992-05-1917:55 UTCm62610 8.95NGVD294OUSGSSA
1992-05-1917:55 UTCm62611 7.87NAVD884OUSGSSA
1992-05-1917:55 UTCm7201919.95  4OUSGSSA
1992-08-2515:03 UTCm62610 7.01NGVD291OUSGSSA
1992-08-2515:03 UTCm62611 5.93NAVD881OUSGSSA
1992-08-2515:03 UTCm7201921.89  1OUSGSSA
1992-12-0816:40 UTCm62610 8.94NGVD291OUSGSSA
1992-12-0816:40 UTCm62611 7.86NAVD881OUSGSSA
1992-12-0816:40 UTCm7201919.96  1OUSGSSA
1993-03-2516:49 UTCm62610 10.37NGVD291OUSGSSA
1993-03-2516:49 UTCm62611 9.29NAVD881OUSGSSA
1993-03-2516:49 UTCm7201918.53  1OUSGSSA
1993-05-0214:08 UTCm62610 11.04NGVD291OUSGSSA
1993-05-0214:08 UTCm62611 9.96NAVD881OUSGSSA
1993-05-0214:08 UTCm7201917.86  1OUSGSSA
1993-06-1818:15 UTCm62610 7.79NGVD291OUSGSSA
1993-06-1818:15 UTCm62611 6.71NAVD881OUSGSSA
1993-06-1818:15 UTCm7201921.11  1OUSGSSA
1993-09-3019:32 UTCm62610 9.60NGVD291OUSGSSA
1993-09-3019:32 UTCm62611 8.52NAVD881OUSGSSA
1993-09-3019:32 UTCm7201919.30  1OUSGSSA
1993-12-2818:07 UTCm62610 9.81NGVD291OUSGSSA
1993-12-2818:07 UTCm62611 8.73NAVD881OUSGSSA
1993-12-2818:07 UTCm7201919.09  1OUSGSSA
1994-03-3017:23 UTCm62610 10.51NGVD291OUSGSSA
1994-03-3017:23 UTCm62611 9.43NAVD881OUSGSSA
1994-03-3017:23 UTCm7201918.39  1OUSGSSA
1994-06-0819:04 UTCm62610 9.04NGVD291OUSGSSA
1994-06-0819:04 UTCm62611 7.96NAVD881OUSGSSA
1994-06-0819:04 UTCm7201919.86  1OUSGSSA
1994-09-2018:23 UTCm62610 8.47NGVD291OUSGSSA
1994-09-2018:23 UTCm62611 7.39NAVD881OUSGSSA
1994-09-2018:23 UTCm7201920.43  1OUSGSSA
1994-12-1614:58 UTCm62610 10.62NGVD291OUSGSSA
1994-12-1614:58 UTCm62611 9.54NAVD881OUSGSSA
1994-12-1614:58 UTCm7201918.28  1OUSGSSA
1995-03-1520:15 UTCm62610 10.71NGVD291OUSGSSA
1995-03-1520:15 UTCm62611 9.63NAVD881OUSGSSA
1995-03-1520:15 UTCm7201918.19  1OUSGSSA
1995-06-1416:31 UTCm62610 9.27NGVD291OUSGSSA
1995-06-1416:31 UTCm62611 8.19NAVD881OUSGSSA
1995-06-1416:31 UTCm7201919.63  1OUSGSSA
1995-08-2415:04 UTCm62610 6.75NGVD291OUSGSSA
1995-08-2415:04 UTCm62611 5.67NAVD881OUSGSSA
1995-08-2415:04 UTCm7201922.15  1OUSGSSA
1995-12-0419:48 UTCm62610 9.44NGVD291OUSGSSA
1995-12-0419:48 UTCm62611 8.36NAVD881OUSGSSA
1995-12-0419:48 UTCm7201919.46  1OUSGSSA
1996-03-2216:37 UTCm62610 9.80NGVD291OUSGSSA
1996-03-2216:37 UTCm62611 8.72NAVD881OUSGSSA
1996-03-2216:37 UTCm7201919.10  1OUSGSSA
1996-05-1615:27 UTCm62610 10.26NGVD291OUSGSSA
1996-05-1615:27 UTCm62611 9.18NAVD881OUSGSSA
1996-05-1615:27 UTCm7201918.64  1OUSGSSA
1996-09-1018:44 UTCm62610 8.43NGVD291OUSGSSA
1996-09-1018:44 UTCm62611 7.35NAVD881OUSGSSA
1996-09-1018:44 UTCm7201920.47  1OUSGSSA
1997-03-1019:24 UTCm62610 10.98NGVD291OUSGSSA
1997-03-1019:24 UTCm62611 9.90NAVD881OUSGSSA
1997-03-1019:24 UTCm7201917.92  1OUSGSSA

Explanation
SectionCodeDescription
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
Status4GWTideAffected
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.