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Groundwater levels for New York

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USGS 404619073364501 N 9191. 1

Nassau County, New York
Latitude  40°46'19", Longitude  73°36'45" NAD27
Land-surface elevation 170.0 feet above NGVD29
The depth of the well is 135 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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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
1978-06-0614:30 UTCm62610 74.58NGVD291OUSGSSA
1978-06-0614:30 UTCm62611 73.45NAVD881OUSGSSA
1978-06-0614:30 UTCm7201995.42  1OUSGSSA
1978-09-1516:20 UTCm62610 74.70NGVD291OUSGSSA
1978-09-1516:20 UTCm62611 73.57NAVD881OUSGSSA
1978-09-1516:20 UTCm7201995.30  1OUSGSSA
1978-12-0619:20 UTCm62610 73.86NGVD291OUSGSSA
1978-12-0619:20 UTCm62611 72.73NAVD881OUSGSSA
1978-12-0619:20 UTCm7201996.14  1OUSGSSA
1979-03-0519:51 UTCm62610 73.95NGVD291OUSGSSA
1979-03-0519:51 UTCm62611 72.82NAVD881OUSGSSA
1979-03-0519:51 UTCm7201996.05  1OUSGSSA
1979-06-0519:57 UTCm62610 75.11NGVD291OUSGSSA
1979-06-0519:57 UTCm62611 73.98NAVD881OUSGSSA
1979-06-0519:57 UTCm7201994.89  1OUSGSSA
1979-09-1117:56 UTCm62610 75.85NGVD291OUSGSSA
1979-09-1117:56 UTCm62611 74.72NAVD881OUSGSSA
1979-09-1117:56 UTCm7201994.15  1OUSGSSA
1979-12-1015:21 UTCm62610 75.40NGVD291OUSGSSA
1979-12-1015:21 UTCm62611 74.27NAVD881OUSGSSA
1979-12-1015:21 UTCm7201994.60  1OUSGSSA
1980-03-2018:02 UTCm62610 74.42NGVD291OUSGSSA
1980-03-2018:02 UTCm62611 73.29NAVD881OUSGSSA
1980-03-2018:02 UTCm7201995.58  1OUSGSSA
1980-05-3019:49 UTCm62610 75.43NGVD291OUSGSSA
1980-05-3019:49 UTCm62611 74.30NAVD881OUSGSSA
1980-05-3019:49 UTCm7201994.57  1OUSGSSA
1980-09-0515:41 UTCm62610 75.55NGVD291OUSGSSA
1980-09-0515:41 UTCm62611 74.42NAVD881OUSGSSA
1980-09-0515:41 UTCm7201994.45  1OUSGSSA
1981-03-1015:41 UTCm62610 73.99NGVD291OUSGSSA
1981-03-1015:41 UTCm62611 72.86NAVD881OUSGSSA
1981-03-1015:41 UTCm7201996.01  1OUSGSSA
1981-10-1614:55 UTCm62610 74.00NGVD291OUSGSSA
1981-10-1614:55 UTCm62611 72.87NAVD881OUSGSSA
1981-10-1614:55 UTCm7201996.00  1OUSGSSA
1982-03-2216:04 UTCm62610 74.26NGVD291OUSGSSA
1982-03-2216:04 UTCm62611 73.13NAVD881OUSGSSA
1982-03-2216:04 UTCm7201995.74  1OUSGSSA
1982-12-1418:46 UTCm62610 73.94NGVD291OUSGSSA
1982-12-1418:46 UTCm62611 72.81NAVD881OUSGSSA
1982-12-1418:46 UTCm7201996.06  1OUSGSSA
1983-04-1216:20 UTCm62610 74.68NGVD291OUSGSSA
1983-04-1216:20 UTCm62611 73.55NAVD881OUSGSSA
1983-04-1216:20 UTCm7201995.32  1OUSGSSA
1983-07-0516:30 UTCm62610 74.05NGVD291OUSGSSA
1983-07-0516:30 UTCm62611 72.92NAVD881OUSGSSA
1983-07-0516:30 UTCm7201995.95  1OUSGSSA
1983-09-24 D62610 75.29NGVD291OUSGSSA
1983-09-24 D62611 74.16NAVD881OUSGSSA
1983-09-24 D7201994.71  1OUSGSSA
1987-05-1912:00 UTCm62610 73.35NGVD291OUSGSSA
1987-05-1912:00 UTCm62611 72.22NAVD881OUSGSSA
1987-05-1912:00 UTCm7201996.65  1OUSGSSA
1987-07-2813:18 UTCm62610 68.98NGVD291OUSGSSA
1987-07-2813:18 UTCm62611 67.85NAVD881OUSGSSA
1987-07-2813:18 UTCm72019101.02  1OUSGSSA
1990-04-2518:50 UTCm62610 70.65NGVD291OUSGSSA
1990-04-2518:50 UTCm62611 69.52NAVD881OUSGSSA
1990-04-2518:50 UTCm7201999.35  1OUSGSSA
1991-10-3115:20 UTCm62610 71.78NGVD291OUSGSSA
1991-10-3115:20 UTCm62611 70.65NAVD881OUSGSSA
1991-10-3115:20 UTCm7201998.22  1OUSGSSA
1992-06-0315:28 UTCm62610 69.85NGVD291OUSGSSA
1992-06-0315:28 UTCm62611 68.72NAVD881OUSGSSA
1992-06-0315:28 UTCm72019100.15  1OUSGSSA
1992-12-0315:08 UTCm62610 68.33NGVD291OUSGSSA
1992-12-0315:08 UTCm62611 67.20NAVD881OUSGSSA
1992-12-0315:08 UTCm72019101.67  1OUSGSSA
1993-06-2214:09 UTCm62610 69.39NGVD291OUSGSSA
1993-06-2214:09 UTCm62611 68.26NAVD881OUSGSSA
1993-06-2214:09 UTCm72019100.61  1OUSGSSA
1993-12-2918:43 UTCm62610 67.51NGVD291OUSGSSA
1993-12-2918:43 UTCm62611 66.38NAVD881OUSGSSA
1993-12-2918:43 UTCm72019102.49  1OUSGSSA
1994-06-0714:55 UTCm62610 68.06NGVD291OUSGSSA
1994-06-0714:55 UTCm62611 66.93NAVD881OUSGSSA
1994-06-0714:55 UTCm72019101.94  1OUSGSSA
1994-12-1414:19 UTCm62610 66.62NGVD291OUSGSSA
1994-12-1414:19 UTCm62611 65.49NAVD881OUSGSSA
1994-12-1414:19 UTCm72019103.38  1OUSGSSA
1995-06-1311:55 UTCm62610 65.54NGVD291OUSGSSA
1995-06-1311:55 UTCm62611 64.41NAVD881OUSGSSA
1995-06-1311:55 UTCm72019104.46  1OUSGSSA
1995-12-0513:55 UTCm62610 63.60NGVD291OUSGSSA
1995-12-0513:55 UTCm62611 62.47NAVD881OUSGSSA
1995-12-0513:55 UTCm72019106.40  1OUSGSSA
1996-03-2116:45 UTCm62610 63.42NGVD291OUSGSSA
1996-03-2116:45 UTCm62611 62.29NAVD881OUSGSSA
1996-03-2116:45 UTCm72019106.58  1OUSGSSA
1996-05-1512:08 UTCm62610 63.80NGVD291OUSGSSA
1996-05-1512:08 UTCm62611 62.67NAVD881OUSGSSA
1996-05-1512:08 UTCm72019106.20  1OUSGSSA
1996-09-1012:50 UTCm62610 64.47NGVD291OUSGSSA
1996-09-1012:50 UTCm62611 63.34NAVD881OUSGSSA
1996-09-1012:50 UTCm72019105.53  1OUSGSSA
1996-12-1213:35 UTCm62610 64.88NGVD291OUSGSSA
1996-12-1213:35 UTCm62611 63.75NAVD881OUSGSSA
1996-12-1213:35 UTCm72019105.12  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
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.