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Groundwater levels for the Nation

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Agency code = usgs
site_no list =
  • 403732073443403
Minimum number of levels = 1
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USGS 403732073443403 N 11634. 1

Nassau County, New York
Latitude  40°37'33", Longitude  73°44'43" NAD27
Land-surface elevation 8.5 feet above NGVD29
The depth of the well is 560 feet below land surface.
The depth of the hole is 571 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 Magothy Aquifer (211MAGT) 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
1991-03-2014:50 UTCm62610 -2.14NGVD294OUSGSSA
1991-03-2014:50 UTCm62611 -3.25NAVD884OUSGSSA
1991-03-2014:50 UTCm7201910.64  4OUSGSSA
1992-03-2517:30 UTCm62610 -3.26NGVD294OUSGSSA
1992-03-2517:30 UTCm62611 -4.37NAVD884OUSGSSA
1992-03-2517:30 UTCm7201911.76  4OUSGSSA
1992-07-2214:52 UTCm62610 -4.08NGVD294OUSGSSA
1992-07-2214:52 UTCm62611 -5.19NAVD884OUSGSSA
1992-07-2214:52 UTCm7201912.58  4OUSGSSA
1992-09-1715:58 UTCm62610 -3.39NGVD294OUSGSSA
1992-09-1715:58 UTCm62611 -4.50NAVD884OUSGSSA
1992-09-1715:58 UTCm7201911.89  4OUSGSSA
1992-10-2714:29 UTCm62610 -2.78NGVD294OUSGSSA
1992-10-2714:29 UTCm62611 -3.89NAVD884OUSGSSA
1992-10-2714:29 UTCm7201911.28  4OUSGSSA
1992-11-1818:49 UTCm62610 -2.66NGVD294OUSGSSA
1992-11-1818:49 UTCm62611 -3.77NAVD884OUSGSSA
1992-11-1818:49 UTCm7201911.16  4OUSGSSA
1992-12-2917:07 UTCm62610 -2.81NGVD294OUSGSSA
1992-12-2917:07 UTCm62611 -3.92NAVD884OUSGSSA
1992-12-2917:07 UTCm7201911.31  4OUSGSSA
1993-01-2815:53 UTCm62610 -2.72NGVD294OUSGSSA
1993-01-2815:53 UTCm62611 -3.83NAVD884OUSGSSA
1993-01-2815:53 UTCm7201911.22  4OUSGSSA
1993-03-2312:04 UTCm62610 -2.95NGVD294OUSGSSA
1993-03-2312:04 UTCm62611 -4.06NAVD884OUSGSSA
1993-03-2312:04 UTCm7201911.45  4OUSGSSA
1993-03-2514:33 UTCm62610 -2.64NGVD294OUSGSSA
1993-03-2514:33 UTCm62611 -3.75NAVD884OUSGSSA
1993-03-2514:33 UTCm7201911.14  4OUSGSSA
1993-05-2414:06 UTCm62610 -3.19NGVD294OUSGSSA
1993-05-2414:06 UTCm62611 -4.30NAVD884OUSGSSA
1993-05-2414:06 UTCm7201911.69  4OUSGSSA
1993-06-2215:14 UTCm62610 -3.55NGVD294OUSGSSA
1993-06-2215:14 UTCm62611 -4.66NAVD884OUSGSSA
1993-06-2215:14 UTCm7201912.05  4OUSGSSA
1993-07-2214:15 UTCm62610 -4.07NGVD294OUSGSSA
1993-07-2214:15 UTCm62611 -5.18NAVD884OUSGSSA
1993-07-2214:15 UTCm7201912.57  4OUSGSSA
1993-08-2417:47 UTCm62610 -3.49NGVD294OUSGSSA
1993-08-2417:47 UTCm62611 -4.60NAVD884OUSGSSA
1993-08-2417:47 UTCm7201911.99  4OUSGSSA
1994-03-2813:55 UTCm62610 -2.11NGVD294OUSGSSA
1994-03-2813:55 UTCm62611 -3.22NAVD884OUSGSSA
1994-03-2813:55 UTCm7201910.61  4OUSGSSA
1995-03-2014:22 UTCm62610 -2.83NGVD294OUSGSSA
1995-03-2014:22 UTCm62611 -3.94NAVD884OUSGSSA
1995-03-2014:22 UTCm7201911.33  4OUSGSSA
1996-03-1116:45 UTCm62610 -3.24NGVD294OUSGSSA
1996-03-1116:45 UTCm62611 -4.35NAVD884OUSGSSA
1996-03-1116:45 UTCm7201911.74  4OUSGSSA
1997-03-1013:16 UTCm62610 -2.40NGVD294OUSGSSA
1997-03-1013:16 UTCm62611 -3.51NAVD884OUSGSSA
1997-03-1013:16 UTCm7201910.90  4OUSGSSA
1998-03-1615:05 UTCm62610 -2.55NGVD294SUSGSSA
1998-03-1615:05 UTCm62611 -3.66NAVD884SUSGSSA
1998-03-1615:05 UTCm7201911.05  4SUSGSSA
1999-05-1915:52 UTCm62610 -1.95NGVD294SUSGSSA
1999-05-1915:52 UTCm62611 -3.06NAVD884SUSGSSA
1999-05-1915:52 UTCm7201910.45  4SUSGSSA
2000-03-2112:50 UTCm62610 -4.41NGVD294SUSGSSA
2000-03-2112:50 UTCm62611 -5.52NAVD884SUSGSSA
2000-03-2112:50 UTCm7201912.91  4SUSGSSA
2003-04-1613:50 UTCm62610 -2.02NGVD294SUSGSSA
2003-04-1613:50 UTCm62611 -3.13NAVD884SUSGSSA
2003-04-1613:50 UTCm7201910.52  4SUSGSSA
2004-03-0713:09 UTCm62610 -5.04NGVD294SUSGSSA
2004-03-0713:09 UTCm62611 -6.15NAVD884SUSGSSA
2004-03-0713:09 UTCm7201913.54  4SUSGSSA
2012-04-1117:10 UTCm62610 -2.49NGVD294S  A
2012-04-1117:10 UTCm62611 -3.60NAVD884S  A
2012-04-1117:10 UTCm7201910.99  4S  A
2013-04-1819:15 UTCm62610 -4.90NGVD294S  A
2013-04-1819:15 UTCm62611 -6.01NAVD884S  A
2013-04-1819:15 UTCm7201913.40  4S  A
2017-04-2714:27 UTCm62610 -3.86NGVD291TUSGSSA
2017-04-2714:27 UTCm62611 -4.97NAVD881TUSGSSA
2017-04-2714:27 UTCm7201912.36  1TUSGSSA
2018-04-2016:49 UTCm62610 -3.52NGVD291VUSGSSA
2018-04-2016:49 UTCm62611 -4.63NAVD881VUSGSSA
2018-04-2016:49 UTCm7201912.02  1VUSGSSA
2020-11-0515:25 UTCm62610 -1.80NGVD291VUSGSSA
2020-11-0515:25 UTCm62611 -2.91NAVD881VUSGSSA
2020-11-0515:25 UTCm7201910.30  1VUSGSSA
2021-04-2914:36 UTCm62610 -1.27NGVD294VUSGSSA
2021-04-2914:36 UTCm62611 -2.38NAVD884VUSGSSA
2021-04-2914:36 UTCm720199.77  4VUSGSSA
2022-05-2515:10 UTCm62610 -2.43NGVD291VUSGSSA
2022-05-2515:10 UTCm62611 -3.54NAVD881VUSGSSA
2022-05-2515:10 UTCm7201910.93  1VUSGSSA
2023-04-2113:05 UTCm62610 -1.85NGVD294VUSGSSA
2023-04-2113:05 UTCm62611 -2.96NAVD884VUSGSSA
2023-04-2113:05 UTCm7201910.35  4VUSGSSA
2024-05-0912:52 UTCm62610 -1.40NGVD294VUSGSSP
2024-05-0912:52 UTCm62611 -2.51NAVD884VUSGSSP
2024-05-0912:52 UTCm720199.90  4VUSGSSP

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
Status4Groundwater level affected by tide
Method of measurementOObserved.
Method of measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-tape measurement.
Measuring agencyNot determined
Measuring agencyUSGSU.S. Geological Survey
Source of measurementNot determined
Source of measurementSMeasured by personnel of reporting agency.
Water-level approval statusAApproved for publication -- Processing and review completed.
Water-level approval statusPProvisional data subject to revision.