Groundwater Watch

Site Number: 404921073415401 - N 12793. 1


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DESCRIPTION:
Latitude 40°49'21", Longitude 73°41'54"   NAD27
Nassau County, New York, Hydrologic Unit 02030201
Land surface altitude: 67 feet above sea level NGVD29.
Well completed in "Northern Atlantic Coastal Plain aquifer system" (S100NATLCP) national aquifer.
Well completed in "LLOYD AQUIFER" (211LLYD) local aquifer
AVAILABLE DATA FROM NWISWeb:
Field ground-water-level measurements
Field/Lab water-quality samples

Additional Data Sources
Begin Date
End Date
Count
OPERATION:
Record for this site is maintained by the USGS New York Water Science Center
Email questions about this site to New York Water Science Center Water-Data Inquiries
Site Statistics

Most recent data value: 4.51 on 2/25/2009
Period of Record Monthly Statistics for 404921073415401
Elevation above NGVD 1929, feet
MonthAverage
Monthly
Maximum
Monthly
Median		Average
Monthly
Minimum		Number
of
Months
Jan 2
Feb 4
Mar9.612.850.506
Apr 2
May 3
Jun-1.57-4.28-4.345
Jul 4
Aug0.00-2.71-5.145
Sep 4
Oct17.700.940.605
Nov 4
Dec 2
Periodic Groundwater Data


Summary Statistics for Period of Record Periodic Water Levels
Elevation above NGVD 1929, feet
Approved Periodic Water Level Values
Begin DateEnd DateNumber of Values
03/15/0202/25/0949
Lowest WLDate of Lowest WLHighest WLDate of Highest WL
-8.2106/17/0417.7010/26/04

Groundwater Levels Options

 View NWISWeb Groundwater levels page

 View annual monthly statistics for all data types

 Download Groundwater levels in text format

Note: The most recent measurement on 02/25/2009 has the following status:
'Water level was affected by tide stage.'


         

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Last update: Monday, September 14, 2009 at 11:44