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Groundwater levels for the Nation

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Agency code = usgs
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  • 405313073332002
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USGS 405313073332002 N 12711. 1

Nassau County, New York
Latitude  40°53'13", Longitude  73°33'20" NAD27
Land-surface elevation 143 feet above NGVD29
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Date Time
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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
1996-09-1016:05 UTCm62610 31.86NGVD294OUSGSSA
1996-09-1016:05 UTCm62611 30.79NAVD884OUSGSSA
1996-09-1016:05 UTCm72019111.14  4OUSGSSA
1996-12-1218:27 UTCm62610 31.90NGVD294OUSGSSA
1996-12-1218:27 UTCm62611 30.83NAVD884OUSGSSA
1996-12-1218:27 UTCm72019111.10  4OUSGSSA
1997-02-2114:22 UTCm62610 32.65NGVD294SUSGSSA
1997-02-2114:22 UTCm62611 31.58NAVD884SUSGSSA
1997-02-2114:22 UTCm72019110.35  4SUSGSSA
1997-03-1118:30 UTCm62610 32.52NGVD294OUSGSSA
1997-03-1118:30 UTCm62611 31.45NAVD884OUSGSSA
1997-03-1118:30 UTCm72019110.48  4OUSGSSA
1997-05-2215:56 UTCm62610 32.91NGVD294OUSGSSA
1997-05-2215:56 UTCm62611 31.84NAVD884OUSGSSA
1997-05-2215:56 UTCm72019110.09  4OUSGSSA
1997-06-1914:53 UTCm62610 32.94NGVD291OUSGSSA
1997-06-1914:53 UTCm62611 31.87NAVD881OUSGSSA
1997-06-1914:53 UTCm72019110.06  1OUSGSSA
1997-07-2318:33 UTCm62610 32.73NGVD294OUSGSSA
1997-07-2318:33 UTCm62611 31.66NAVD884OUSGSSA
1997-07-2318:33 UTCm72019110.27  4OUSGSSA
1997-08-1916:13 UTCm62610 32.60NGVD294OUSGSSA
1997-08-1916:13 UTCm62611 31.53NAVD884OUSGSSA
1997-08-1916:13 UTCm72019110.40  4OUSGSSA
1997-08-2118:18 UTCm62610 32.67NGVD294OUSGSSA
1997-08-2118:18 UTCm62611 31.60NAVD884OUSGSSA
1997-08-2118:18 UTCm72019110.33  4OUSGSSA
1997-09-1717:59 UTCm62610 32.48NGVD294OUSGSSA
1997-09-1717:59 UTCm62611 31.41NAVD884OUSGSSA
1997-09-1717:59 UTCm72019110.52  4OUSGSSA
1997-10-2813:37 UTCm62610 32.14NGVD294SUSGSSA
1997-10-2813:37 UTCm62611 31.07NAVD884SUSGSSA
1997-10-2813:37 UTCm72019110.86  4SUSGSSA
1997-11-2513:07 UTCm62610 32.05NGVD294SUSGSSA
1997-11-2513:07 UTCm62611 30.98NAVD884SUSGSSA
1997-11-2513:07 UTCm72019110.95  4SUSGSSA
1997-12-1516:18 UTCm62610 31.97NGVD294SUSGSSA
1997-12-1516:18 UTCm62611 30.90NAVD884SUSGSSA
1997-12-1516:18 UTCm72019111.03  4SUSGSSA
1998-01-1517:24 UTCm62610 31.90NGVD294SUSGSSA
1998-01-1517:24 UTCm62611 30.83NAVD884SUSGSSA
1998-01-1517:24 UTCm72019111.10  4SUSGSSA
1998-02-2615:10 UTCm62610 31.81NGVD294SUSGSSA
1998-02-2615:10 UTCm62611 30.74NAVD884SUSGSSA
1998-02-2615:10 UTCm72019111.19  4SUSGSSA
1998-03-3018:37 UTCm62610 32.27NGVD294SUSGSSA
1998-03-3018:37 UTCm62611 31.20NAVD884SUSGSSA
1998-03-3018:37 UTCm72019110.73  4SUSGSSA
1998-04-2716:03 UTCm62610 32.48NGVD294SUSGSSA
1998-04-2716:03 UTCm62611 31.41NAVD884SUSGSSA
1998-04-2716:03 UTCm72019110.52  4SUSGSSA
1998-05-2817:43 UTCm62610 33.13NGVD294SUSGSSA
1998-05-2817:43 UTCm62611 32.06NAVD884SUSGSSA
1998-05-2817:43 UTCm72019109.87  4SUSGSSA
1998-06-2516:23 UTCm62610 33.50NGVD294SUSGSSA
1998-06-2516:23 UTCm62611 32.43NAVD884SUSGSSA
1998-06-2516:23 UTCm72019109.50  4SUSGSSA
1998-07-2012:41 UTCm62610 33.76NGVD294SUSGSSA
1998-07-2012:41 UTCm62611 32.69NAVD884SUSGSSA
1998-07-2012:41 UTCm72019109.24  4SUSGSSA
1998-08-2417:02 UTCm62610 33.57NGVD294SUSGSSA
1998-08-2417:02 UTCm62611 32.50NAVD884SUSGSSA
1998-08-2417:02 UTCm72019109.43  4SUSGSSA
1998-09-1814:23 UTCm62610 33.27NGVD294SUSGSSA
1998-09-1814:23 UTCm62611 32.20NAVD884SUSGSSA
1998-09-1814:23 UTCm72019109.73  4SUSGSSA
1998-10-1615:24 UTCm62610 33.13NGVD294SUSGSSA
1998-10-1615:24 UTCm62611 32.06NAVD884SUSGSSA
1998-10-1615:24 UTCm72019109.87  4SUSGSSA
1998-11-1714:17 UTCm62610 32.93NGVD294SUSGSSA
1998-11-1714:17 UTCm62611 31.86NAVD884SUSGSSA
1998-11-1714:17 UTCm72019110.07  4SUSGSSA
1998-12-1513:48 UTCm62610 32.66NGVD294SUSGSSA
1998-12-1513:48 UTCm62611 31.59NAVD884SUSGSSA
1998-12-1513:48 UTCm72019110.34  4SUSGSSA
2013-07-1719:43 UTCm62610 32.26NGVD291TUSGSSA
2013-07-1719:43 UTCm62611 31.19NAVD881TUSGSSA
2013-07-1719:43 UTCm72019110.74  1TUSGSSA
2013-07-2922:43 UTCm62610 32.15NGVD294TUSGSSA
2013-07-2922:43 UTCm62611 31.08NAVD884TUSGSSA
2013-07-2922:43 UTCm72019110.85  4TUSGSSA
2016-05-2417:42 UTCm62610 31.15NGVD294TUSGSSA
2016-05-2417:42 UTCm62611 30.08NAVD884TUSGSSA
2016-05-2417:42 UTCm72019111.85  4TUSGSSA
2023-04-2719:32 UTCm62610 31.54NGVD291VUSGSSA
2023-04-2719:32 UTCm62611 30.47NAVD881VUSGSSA
2023-04-2719:32 UTCm72019111.46  1VUSGSSA
2024-05-0821:00 UTCm62610 33.95NGVD291VUSGSSP
2024-05-0821:00 UTCm62611 32.88NAVD881VUSGSSP
2024-05-0821:00 UTCm72019109.05  1VUSGSSP

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
Status4GWTideAffected
Method of measurementOObserved.
Method of measurementSSteel-tape measurement.
Method of measurementTElectric-tape measurement.
Method of measurementVCalibrated electric-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.
Water-level approval statusPProvisional data subject to revision.