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Groundwater levels for the Nation

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  • 405616072182302
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USGS 405616072182302 S 73990. 1

Suffolk County, New York
Latitude  40°56'16", Longitude  72°18'23" NAD27
Land-surface elevation 34.0 feet above NGVD29
The depth of the well is 548 feet below land surface.
The depth of the hole is 583 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.
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Date Time
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Water-level
date-time
accuracy
?
 
Parameter
code
Water
level,
feet
below
land
surface
Water
level,
feet
above
specific
vertical
datum
Referenced
vertical
datum
?
 
Status
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Method of
measurement
?
 
Measuring
agency
?
 
Source of
measurement
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Water-level
approval
status
1984-03-2115:15 UTCm62610 10.57NGVD291OUSGSSA
1984-03-2115:15 UTCm62611 9.65NAVD881OUSGSSA
1984-03-2115:15 UTCm7201923.43  1OUSGSSA
1984-06-2021:15 UTCm62610 10.85NGVD291OUSGSSA
1984-06-2021:15 UTCm62611 9.93NAVD881OUSGSSA
1984-06-2021:15 UTCm7201923.15  1OUSGSSA
1984-09-2623:05 UTCm62610 10.25NGVD291OUSGSSA
1984-09-2623:05 UTCm62611 9.33NAVD881OUSGSSA
1984-09-2623:05 UTCm7201923.75  1OUSGSSA
1984-12-3019:35 UTCm62610 9.57NGVD291OUSGSSA
1984-12-3019:35 UTCm62611 8.65NAVD881OUSGSSA
1984-12-3019:35 UTCm7201924.43  1OUSGSSA
1985-03-2623:50 UTCm62610 8.92NGVD291OUSGSSA
1985-03-2623:50 UTCm62611 8.00NAVD881OUSGSSA
1985-03-2623:50 UTCm7201925.08  1OUSGSSA
1985-07-0116:49 UTCm62610 8.72NGVD291OUSGSSA
1985-07-0116:49 UTCm62611 7.80NAVD881OUSGSSA
1985-07-0116:49 UTCm7201925.28  1OUSGSSA
1985-07-0116:50 UTCm62610 8.73NGVD291OUSGSSA
1985-07-0116:50 UTCm62611 7.81NAVD881OUSGSSA
1985-07-0116:50 UTCm7201925.27  1OUSGSSA
1985-09-1714:09 UTCm62610 8.79NGVD291OUSGSSA
1985-09-1714:09 UTCm62611 7.87NAVD881OUSGSSA
1985-09-1714:09 UTCm7201925.21  1OUSGSSA
1985-12-0615:25 UTCm62610 8.45NGVD291OUSGSSA
1985-12-0615:25 UTCm62611 7.53NAVD881OUSGSSA
1985-12-0615:25 UTCm7201925.55  1OUSGSSA
1986-03-1220:20 UTCm62610 8.47NGVD291OUSGSSA
1986-03-1220:20 UTCm62611 7.55NAVD881OUSGSSA
1986-03-1220:20 UTCm7201925.53  1OUSGSSA
1986-06-0219:15 UTCm62610 6.31NGVD291OUSGSSA
1986-06-0219:15 UTCm62611 5.39NAVD881OUSGSSA
1986-06-0219:15 UTCm7201927.69  1OUSGSSA
1986-09-1818:21 UTCm62610 8.12NGVD291OUSGSSA
1986-09-1818:21 UTCm62611 7.20NAVD881OUSGSSA
1986-09-1818:21 UTCm7201925.88  1OUSGSSA
1986-12-0515:34 UTCm62610 8.31NGVD291OUSGSSA
1986-12-0515:34 UTCm62611 7.39NAVD881OUSGSSA
1986-12-0515:34 UTCm7201925.69  1OUSGSSA
1987-03-0318:45 UTCm62610 9.49NGVD291OUSGSSA
1987-03-0318:45 UTCm62611 8.57NAVD881OUSGSSA
1987-03-0318:45 UTCm7201924.51  1OUSGSSA
1988-04-0621:20 UTCm62610 9.56NGVD291OUSGSSA
1988-04-0621:20 UTCm62611 8.64NAVD881OUSGSSA
1988-04-0621:20 UTCm7201924.44  1OUSGSSA
1989-01-1114:50 UTCm62610 8.69NGVD291OUSGSSA
1989-01-1114:50 UTCm62611 7.77NAVD881OUSGSSA
1989-01-1114:50 UTCm7201925.31  1OUSGSSA
1990-03-2814:55 UTCm62610 10.04NGVD291OUSGSSA
1990-03-2814:55 UTCm62611 9.12NAVD881OUSGSSA
1990-03-2814:55 UTCm7201923.96  1OUSGSSA
1991-03-2114:35 UTCm62610 9.79NGVD291OUSGSSA
1991-03-2114:35 UTCm62611 8.87NAVD881OUSGSSA
1991-03-2114:35 UTCm7201924.21  1OUSGSSA
1992-03-1617:20 UTCm62610 9.13NGVD291OUSGSSA
1992-03-1617:20 UTCm62611 8.21NAVD881OUSGSSA
1992-03-1617:20 UTCm7201924.87  1OUSGSSA
1993-03-2217:02 UTCm62610 9.48NGVD291OUSGSSA
1993-03-2217:02 UTCm62611 8.56NAVD881OUSGSSA
1993-03-2217:02 UTCm7201924.52  1OUSGSSA
1994-03-2815:36 UTCm62610 9.96NGVD291OUSGSSA
1994-03-2815:36 UTCm62611 9.04NAVD881OUSGSSA
1994-03-2815:36 UTCm7201924.04  1OUSGSSA
1994-04-0114:00 UTCm62610 9.98NGVD291OUSGSSA
1994-04-0114:00 UTCm62611 9.06NAVD881OUSGSSA
1994-04-0114:00 UTCm7201924.02  1OUSGSSA
1994-07-1315:35 UTCm62610 9.17NGVD291OUSGSSA
1994-07-1315:35 UTCm62611 8.25NAVD881OUSGSSA
1994-07-1315:35 UTCm7201924.83  1OUSGSSA
1994-10-1918:51 UTCm62610 9.02NGVD291OUSGSSA
1994-10-1918:51 UTCm62611 8.10NAVD881OUSGSSA
1994-10-1918:51 UTCm7201924.98  1OUSGSSA
1995-01-2316:36 UTCm62610 8.89NGVD294OUSGSSA
1995-01-2316:36 UTCm62611 7.97NAVD884OUSGSSA
1995-01-2316:36 UTCm7201925.11  4OUSGSSA
1995-03-2115:52 UTCm62610 8.84NGVD294OUSGSSA
1995-03-2115:52 UTCm62611 7.92NAVD884OUSGSSA
1995-03-2115:52 UTCm7201925.16  4OUSGSSA
1996-03-1915:37 UTCm62610 8.98NGVD291OUSGSSA
1996-03-1915:37 UTCm62611 8.06NAVD881OUSGSSA
1996-03-1915:37 UTCm7201925.02  1OUSGSSA
1997-03-1716:58 UTCm62610 10.64NGVD291OUSGSSA
1997-03-1716:58 UTCm62611 9.72NAVD881OUSGSSA
1997-03-1716:58 UTCm7201923.36  1OUSGSSA
1998-03-2015:45 UTCm62610 10.50NGVD291SUSGSSA
1998-03-2015:45 UTCm62611 9.58NAVD881SUSGSSA
1998-03-2015:45 UTCm7201923.50  1SUSGSSA

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.
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.