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Groundwater levels for the Nation

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Agency code = usgs
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  • 405230073362801
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USGS 405230073362801 N 10200. 1

Nassau County, New York
Latitude  40°52'30", Longitude  73°36'28" NAD27
Land-surface elevation 142.0 feet above NGVD29
The depth of the well is 122 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
1990-03-2714:33 UTCm62610 54.30NGVD291OUSGSSA
1990-03-2714:33 UTCm62611 53.23NAVD881OUSGSSA
1990-03-2714:33 UTCm7201987.70  1OUSGSSA
1992-03-1815:12 UTCm62610 54.47NGVD291OUSGSSA
1992-03-1815:12 UTCm62611 53.40NAVD881OUSGSSA
1992-03-1815:12 UTCm7201987.53  1OUSGSSA
1992-05-2912:56 UTCm62610 53.76NGVD294OUSGSSA
1992-05-2912:56 UTCm62611 52.69NAVD884OUSGSSA
1992-05-2912:56 UTCm7201988.24  4OUSGSSA
1992-12-0713:42 UTCm62610 52.55NGVD291OUSGSSA
1992-12-0713:42 UTCm62611 51.48NAVD881OUSGSSA
1992-12-0713:42 UTCm7201989.45  1OUSGSSA
1993-06-2217:45 UTCm62610 52.61NGVD291OUSGSSA
1993-06-2217:45 UTCm62611 51.54NAVD881OUSGSSA
1993-06-2217:45 UTCm7201989.39  1OUSGSSA
1993-12-2715:00 UTCm62610 51.96NGVD294OUSGSSA
1993-12-2715:00 UTCm62611 50.89NAVD884OUSGSSA
1993-12-2715:00 UTCm7201990.04  4OUSGSSA
1994-06-0916:40 UTCm62610 52.58NGVD294OUSGSSA
1994-06-0916:40 UTCm62611 51.51NAVD884OUSGSSA
1994-06-0916:40 UTCm7201989.42  4OUSGSSA
1994-12-2018:05 UTCm62610 52.08NGVD294OUSGSSA
1994-12-2018:05 UTCm62611 51.01NAVD884OUSGSSA
1994-12-2018:05 UTCm7201989.92  4OUSGSSA
1995-06-1518:05 UTCm62610 50.66NGVD294OUSGSSA
1995-06-1518:05 UTCm62611 49.59NAVD884OUSGSSA
1995-06-1518:05 UTCm7201991.34  4OUSGSSA
1995-12-0616:13 UTCm62610 48.97NGVD294OUSGSSA
1995-12-0616:13 UTCm62611 47.90NAVD884OUSGSSA
1995-12-0616:13 UTCm7201993.03  4OUSGSSA
1996-03-1916:38 UTCm62610 49.00NGVD294OUSGSSA
1996-03-1916:38 UTCm62611 47.93NAVD884OUSGSSA
1996-03-1916:38 UTCm7201993.00  4OUSGSSA
1996-05-1616:06 UTCm62610 49.20NGVD294OUSGSSA
1996-05-1616:06 UTCm62611 48.13NAVD884OUSGSSA
1996-05-1616:06 UTCm7201992.80  4OUSGSSA
1996-09-1115:43 UTCm62610 49.16NGVD294OUSGSSA
1996-09-1115:43 UTCm62611 48.09NAVD884OUSGSSA
1996-09-1115:43 UTCm7201992.84  4OUSGSSA
1996-12-1116:56 UTCm62610 49.48NGVD294OUSGSSA
1996-12-1116:56 UTCm62611 48.41NAVD884OUSGSSA
1996-12-1116:56 UTCm7201992.52  4OUSGSSA
1997-03-1219:02 UTCm62610 50.87NGVD294OUSGSSA
1997-03-1219:02 UTCm62611 49.80NAVD884OUSGSSA
1997-03-1219:02 UTCm7201991.13  4OUSGSSA
1997-05-2215:54 UTCm62610 51.68NGVD294OUSGSSA
1997-05-2215:54 UTCm62611 50.61NAVD884OUSGSSA
1997-05-2215:54 UTCm7201990.32  4OUSGSSA
1997-07-2318:40 UTCm62610 52.53NGVD294OUSGSSA
1997-07-2318:40 UTCm62611 51.46NAVD884OUSGSSA
1997-07-2318:40 UTCm7201989.47  4OUSGSSA
1997-08-2118:15 UTCm62610 52.23NGVD294OUSGSSA
1997-08-2118:15 UTCm62611 51.16NAVD884OUSGSSA
1997-08-2118:15 UTCm7201989.77  4OUSGSSA
1997-09-1716:15 UTCm62610 50.84NGVD294OUSGSSA
1997-09-1716:15 UTCm62611 49.77NAVD884OUSGSSA
1997-09-1716:15 UTCm7201991.16  4OUSGSSA
2013-07-1716:42 UTCm62610 55.56NGVD291TUSGSSA
2013-07-1716:42 UTCm62611 54.49NAVD881TUSGSSA
2013-07-1716:42 UTCm7201986.44  1TUSGSSA
2013-07-2319:09 UTCm62610 55.49NGVD291TUSGSSA
2013-07-2319:09 UTCm62611 54.42NAVD881TUSGSSA
2013-07-2319:09 UTCm7201986.51  1TUSGSSA
2013-07-2916:14 UTCm62610 55.40NGVD291SUSGSSA
2013-07-2916:14 UTCm62611 54.33NAVD881SUSGSSA
2013-07-2916:14 UTCm7201986.60  1SUSGSSA
2013-07-3021:22 UTCm62610 55.34NGVD291TUSGSSA
2013-07-3021:22 UTCm62611 54.27NAVD881TUSGSSA
2013-07-3021:22 UTCm7201986.66  1TUSGSSA
2013-09-0613:46 UTCm62610 54.76NGVD291SUSGSSA
2013-09-0613:46 UTCm62611 53.69NAVD881SUSGSSA
2013-09-0613:46 UTCm7201987.24  1SUSGSSA
2013-09-1015:17 UTCm62610 54.71NGVD291SUSGSSA
2013-09-1015:17 UTCm62611 53.64NAVD881SUSGSSA
2013-09-1015:17 UTCm7201987.29  1SUSGSSA
2013-10-2318:37 UTCm62610 54.21NGVD291TUSGSSA
2013-10-2318:37 UTCm62611 53.14NAVD881TUSGSSA
2013-10-2318:37 UTCm7201987.79  1TUSGSSA
2013-11-0112:29 UTCm62610 54.17NGVD291TUSGSSA
2013-11-0112:29 UTCm62611 53.10NAVD881TUSGSSA
2013-11-0112:29 UTCm7201987.83  1TUSGSSA

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
Status4Groundwater level affected by tide
Method of measurementOObserved.
Method of measurementSSteel-tape measurement.
Method of measurementTElectric-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.