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Groundwater levels for New York

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USGS 404338073345401 N 11502. 1

Nassau County, New York
Latitude  40°43'38", Longitude  73°34'54" NAD27
Land-surface elevation 66.5 feet above NGVD29
The depth of the well is 34 feet below land surface.
The depth of the hole is 34 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.
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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
1989-08-1516:20 UTCm62610 57.24NGVD291OUSGSSA
1989-08-1516:20 UTCm62611 56.07NAVD881OUSGSSA
1989-08-1516:20 UTCm720199.26  1OUSGSSA
1989-09-2015:38 UTCm62610 57.00NGVD291OUSGSSA
1989-09-2015:38 UTCm62611 55.83NAVD881OUSGSSA
1989-09-2015:38 UTCm720199.50  1OUSGSSA
1989-10-24 D62610 57.29NGVD291OUSGSSA
1989-10-24 D62611 56.12NAVD881OUSGSSA
1989-10-24 D720199.21  1OUSGSSA
1989-12-0517:10 UTCm62610 57.13NGVD291OUSGSSA
1989-12-0517:10 UTCm62611 55.96NAVD881OUSGSSA
1989-12-0517:10 UTCm720199.37  1OUSGSSA
1990-01-16 D62610 56.93NGVD291OUSGSSA
1990-01-16 D62611 55.76NAVD881OUSGSSA
1990-01-16 D720199.57  1OUSGSSA
1990-02-13 D62610 56.98NGVD291OUSGSSA
1990-02-13 D62611 55.81NAVD881OUSGSSA
1990-02-13 D720199.52  1OUSGSSA
1990-03-27 D62610 56.81NGVD291OUSGSSA
1990-03-27 D62611 55.64NAVD881OUSGSSA
1990-03-27 D720199.69  1OUSGSSA
1990-06-18 D62610 57.41NGVD291OUSGSSA
1990-06-18 D62611 56.24NAVD881OUSGSSA
1990-06-18 D720199.09  1OUSGSSA
1990-08-16 D62610 56.99NGVD291OUSGSSA
1990-08-16 D62611 55.82NAVD881OUSGSSA
1990-08-16 D720199.51  1OUSGSSA
1990-10-29 D62610 57.29NGVD291OUSGSSA
1990-10-29 D62611 56.12NAVD881OUSGSSA
1990-10-29 D720199.21  1OUSGSSA
1990-12-11 D62610 56.83NGVD291OUSGSSA
1990-12-11 D62611 55.66NAVD881OUSGSSA
1990-12-11 D720199.67  1OUSGSSA
1991-01-10 D62610 56.60NGVD293OUSGSSA
1991-01-10 D62611 55.43NAVD883OUSGSSA
1991-01-10 D720199.90  3OUSGSSA
1991-02-2115:25 UTCm62610 56.70NGVD291OUSGSSA
1991-02-2115:25 UTCm62611 55.53NAVD881OUSGSSA
1991-02-2115:25 UTCm720199.80  1OUSGSSA
1991-03-2217:00 UTCm62610 57.12NGVD291OUSGSSA
1991-03-2217:00 UTCm62611 55.95NAVD881OUSGSSA
1991-03-2217:00 UTCm720199.38  1OUSGSSA
1991-04-2519:30 UTCm62610 57.24NGVD291OUSGSSA
1991-04-2519:30 UTCm62611 56.07NAVD881OUSGSSA
1991-04-2519:30 UTCm720199.26  1OUSGSSA
1991-05-2215:40 UTCm62610 57.18NGVD291OUSGSSA
1991-05-2215:40 UTCm62611 56.01NAVD881OUSGSSA
1991-05-2215:40 UTCm720199.32  1OUSGSSA
1991-06-2516:50 UTCm62610 57.07NGVD291OUSGSSA
1991-06-2516:50 UTCm62611 55.90NAVD881OUSGSSA
1991-06-2516:50 UTCm720199.43  1OUSGSSA
1991-08-0617:40 UTCm62610 56.85NGVD291OUSGSSA
1991-08-0617:40 UTCm62611 55.68NAVD881OUSGSSA
1991-08-0617:40 UTCm720199.65  1OUSGSSA
1991-10-2218:00 UTCm62610 56.11NGVD291OUSGSSA
1991-10-2218:00 UTCm62611 54.94NAVD881OUSGSSA
1991-10-2218:00 UTCm7201910.39  1OUSGSSA
1992-06-3017:45 UTCm62610 54.53NGVD291OUSGSSA
1992-06-3017:45 UTCm62611 53.36NAVD881OUSGSSA
1992-06-3017:45 UTCm7201911.97  1OUSGSSA
1993-03-2618:20 UTCm62610 56.16NGVD291OUSGSSA
1993-03-2618:20 UTCm62611 54.99NAVD881OUSGSSA
1993-03-2618:20 UTCm7201910.34  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
Status3True value is above reported value due to local conditions
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.