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Groundwater levels for the Nation

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USGS 403909073341602 N 8204. 1

Nassau County, New York
Latitude  40°39'09", Longitude  73°34'16" NAD27
Land-surface elevation 7.0 feet above NGVD29
The depth of the well is 66 feet below land surface.
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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
1964-06-3016:27 UTCm62610 2.29NGVD291OUSGSSA
1964-06-3016:27 UTCm62611 1.14NAVD881OUSGSSA
1964-06-3016:27 UTCm720194.71  1OUSGSSA
1964-12-2315:38 UTCm62610 2.69NGVD291OUSGSSA
1964-12-2315:38 UTCm62611 1.54NAVD881OUSGSSA
1964-12-2315:38 UTCm720194.31  1OUSGSSA
1965-03-1917:50 UTCm62610 2.75NGVD291OUSGSSA
1965-03-1917:50 UTCm62611 1.60NAVD881OUSGSSA
1965-03-1917:50 UTCm720194.25  1OUSGSSA
1965-06-1115:47 UTCm62610 2.40NGVD291OUSGSSA
1965-06-1115:47 UTCm62611 1.25NAVD881OUSGSSA
1965-06-1115:47 UTCm720194.60  1OUSGSSA
1965-09-0116:18 UTCm62610 3.36NGVD291OUSGSSA
1965-09-0116:18 UTCm62611 2.21NAVD881OUSGSSA
1965-09-0116:18 UTCm720193.64  1OUSGSSA
1965-12-0714:15 UTCm62610 2.31NGVD291OUSGSSA
1965-12-0714:15 UTCm62611 1.16NAVD881OUSGSSA
1965-12-0714:15 UTCm720194.69  1OUSGSSA
1966-03-1718:53 UTCm62610 2.52NGVD291OUSGSSA
1966-03-1718:53 UTCm62611 1.37NAVD881OUSGSSA
1966-03-1718:53 UTCm720194.48  1OUSGSSA
1966-06-1616:42 UTCm62610 2.64NGVD291OUSGSSA
1966-06-1616:42 UTCm62611 1.49NAVD881OUSGSSA
1966-06-1616:42 UTCm720194.36  1OUSGSSA
1966-09-2216:40 UTCm62610 3.57NGVD291OUSGSSA
1966-09-2216:40 UTCm62611 2.42NAVD881OUSGSSA
1966-09-2216:40 UTCm720193.43  1OUSGSSA
1967-01-0519:49 UTCm62610 2.97NGVD291OUSGSSA
1967-01-0519:49 UTCm62611 1.82NAVD881OUSGSSA
1967-01-0519:49 UTCm720194.03  1OUSGSSA
1967-04-2016:05 UTCm62610 2.88NGVD291OUSGSSA
1967-04-2016:05 UTCm62611 1.73NAVD881OUSGSSA
1967-04-2016:05 UTCm720194.12  1OUSGSSA
1967-07-2015:23 UTCm62610 2.69NGVD291OUSGSSA
1967-07-2015:23 UTCm62611 1.54NAVD881OUSGSSA
1967-07-2015:23 UTCm720194.31  1OUSGSSA
1967-09-2819:59 UTCm62610 2.74NGVD291OUSGSSA
1967-09-2819:59 UTCm62611 1.59NAVD881OUSGSSA
1967-09-2819:59 UTCm720194.26  1OUSGSSA
1967-12-2018:05 UTCm62610 2.97NGVD291OUSGSSA
1967-12-2018:05 UTCm62611 1.82NAVD881OUSGSSA
1967-12-2018:05 UTCm720194.03  1OUSGSSA
1968-04-1118:27 UTCm62610 2.46NGVD291OUSGSSA
1968-04-1118:27 UTCm62611 1.31NAVD881OUSGSSA
1968-04-1118:27 UTCm720194.54  1OUSGSSA
1968-06-2714:47 UTCm62610 3.05NGVD291OUSGSSA
1968-06-2714:47 UTCm62611 1.90NAVD881OUSGSSA
1968-06-2714:47 UTCm720193.95  1OUSGSSA
1968-10-0115:30 UTCm62610 2.65NGVD291OUSGSSA
1968-10-0115:30 UTCm62611 1.50NAVD881OUSGSSA
1968-10-0115:30 UTCm720194.35  1OUSGSSA
1969-01-1016:10 UTCm62610 3.57NGVD291OUSGSSA
1969-01-1016:10 UTCm62611 2.42NAVD881OUSGSSA
1969-01-1016:10 UTCm720193.43  1OUSGSSA
1973-09-2514:33 UTCm62610 3.00NGVD291OUSGSSA
1973-09-2514:33 UTCm62611 1.85NAVD881OUSGSSA
1973-09-2514:33 UTCm720194.00  1OUSGSSA
1973-12-0715:55 UTCm62610 3.75NGVD291OUSGSSA
1973-12-0715:55 UTCm62611 2.60NAVD881OUSGSSA
1973-12-0715:55 UTCm720193.25  1OUSGSSA
1974-03-2714:48 UTCm62610 3.01NGVD291OUSGSSA
1974-03-2714:48 UTCm62611 1.86NAVD881OUSGSSA
1974-03-2714:48 UTCm720193.99  1OUSGSSA
1974-06-2416:13 UTCm62610 5.03NGVD291OUSGSSA
1974-06-2416:13 UTCm62611 3.88NAVD881OUSGSSA
1974-06-2416:13 UTCm720191.97  1OUSGSSA
1974-09-1314:08 UTCm62610 5.26NGVD291OUSGSSA
1974-09-1314:08 UTCm62611 4.11NAVD881OUSGSSA
1974-09-1314:08 UTCm720191.74  1OUSGSSA
1974-12-1818:53 UTCm62610 5.46NGVD291OUSGSSA
1974-12-1818:53 UTCm62611 4.31NAVD881OUSGSSA
1974-12-1818:53 UTCm720191.54  1OUSGSSA
1975-03-2518:20 UTCm62610 5.60NGVD291OUSGSSA
1975-03-2518:20 UTCm62611 4.45NAVD881OUSGSSA
1975-03-2518:20 UTCm720191.40  1OUSGSSA
1975-06-0919:40 UTCm62610 6.30NGVD291OUSGSSA
1975-06-0919:40 UTCm62611 5.15NAVD881OUSGSSA
1975-06-0919:40 UTCm720190.70  1OUSGSSA
1975-09-1019:16 UTCm62610 5.00NGVD291OUSGSSA
1975-09-1019:16 UTCm62611 3.85NAVD881OUSGSSA
1975-09-1019:16 UTCm720192.00  1OUSGSSA
1975-12-0816:45 UTCm62610 5.42NGVD291OUSGSSA
1975-12-0816:45 UTCm62611 4.27NAVD881OUSGSSA
1975-12-0816:45 UTCm720191.58  1OUSGSSA
1976-03-0816:30 UTCm62610 5.37NGVD291OUSGSSA
1976-03-0816:30 UTCm62611 4.22NAVD881OUSGSSA
1976-03-0816:30 UTCm720191.63  1OUSGSSA

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
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.