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Groundwater levels for New York

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Agency code = usgs
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  • 403927073414101
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USGS 403927073414101 N 9385. 1

Nassau County, New York
Latitude  40°39'27", Longitude  73°41'41" NAD27
Land-surface elevation 17.0 feet above NGVD29
The depth of the well is 16 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
Tab-separated data
Graph of data
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
1978-10-23 D62610 5.60NGVD291OUSGSSA
1978-10-23 D62611 4.49NAVD881OUSGSSA
1978-10-23 D7201911.40  1OUSGSSA
1978-11-20 D62610 5.33NGVD291OUSGSSA
1978-11-20 D62611 4.22NAVD881OUSGSSA
1978-11-20 D7201911.67  1OUSGSSA
1978-12-27 D62610 6.04NGVD291OUSGSSA
1978-12-27 D62611 4.93NAVD881OUSGSSA
1978-12-27 D7201910.96  1OUSGSSA
1979-03-05 D62610 7.88NGVD291OUSGSSA
1979-03-05 D62611 6.77NAVD881OUSGSSA
1979-03-05 D720199.12  1OUSGSSA
1979-03-20 D62610 8.28NGVD291OUSGSSA
1979-03-20 D62611 7.17NAVD881OUSGSSA
1979-03-20 D720198.72  1OUSGSSA
1979-04-18 D62610 7.72NGVD291OUSGSSA
1979-04-18 D62611 6.61NAVD881OUSGSSA
1979-04-18 D720199.28  1OUSGSSA
1979-05-23 D62610 7.39NGVD291OUSGSSA
1979-05-23 D62611 6.28NAVD881OUSGSSA
1979-05-23 D720199.61  1OUSGSSA
1983-09-2120:15 UTCm62610 4.99NGVD291OUSGSSA
1983-09-2120:15 UTCm62611 3.88NAVD881OUSGSSA
1983-09-2120:15 UTCm7201912.01  1OUSGSSA
1983-10-2319:20 UTCm62610 4.64NGVD291OUSGSSA
1983-10-2319:20 UTCm62611 3.53NAVD881OUSGSSA
1983-10-2319:20 UTCm7201912.36  1OUSGSSA
1984-10-1620:26 UTCm62610 6.22NGVD291OUSGSSA
1984-10-1620:26 UTCm62611 5.11NAVD881OUSGSSA
1984-10-1620:26 UTCm7201910.78  1OUSGSSA
1985-05-1523:58 UTCm62610 5.78NGVD291OUSGSSA
1985-05-1523:58 UTCm62611 4.67NAVD881OUSGSSA
1985-05-1523:58 UTCm7201911.22  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.