Groundwater Watch

Site Number: 404757073440401 - N 9099. 1


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DESCRIPTION:
Latitude 40°47'57", Longitude 73°44'04"   NAD27
Nassau County, New York, Hydrologic Unit 02030201
Land surface altitude: 60.0 feet above sea level NGVD29.
Well completed in "Northern Atlantic Coastal Plain aquifer system" (S100NATLCP) national aquifer.
Well completed in " GLACIAL AQUIFER,UPPER" (112GLCLU) local aquifer
AVAILABLE DATA FROM NWISWeb:
 Daily Data
    Elevation above NGVD 1929, feet  2002-07-20  2009-05-25  2447 
 Daily Statistics 
    Elevation above NGVD 1929, feet  2002-07-20  2007-09-30 1860 
 Monthly Statistics 
    Elevation above NGVD 1929, feet  2002-07  2007-09  
 Annual Statistics 
    Elevation above NGVD 1929, feet  2002  2007  
Field ground-water-level measurements
Field/Lab water-quality samples

Additional Data Sources

Begin Date

End Date

Count
 Annual Water-Data Report (pdf)  **offsite** 2005  2006  2 
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


Link to NWISWeb Site Home Page


No statistics displayed
This well serves multiple water level parameters:

72020: Elevation above NGVD 1929, feet
72019: Depth to water level, feet below land surface

This issue is under review, and will be resolved in the near future.
Daily Groundwater Data


Link to NWISWeb Site Home Page
Most recent Provisional daily data value: 27.47 on 10/20/09
Summary Statistics for Period of Continuous Record
Elevation above NGVD 1929, feet
Approved Daily Mean Values Data Used in Analysis
Begin Date End Date Days % Complete
07/20/02 09/30/07 1,860 97
Min Level Mean Max Level
21.54 26.77 28.93

Daily Data Options

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Periodic Groundwater Data


Link to NWISWeb Site Home Page

Summary Statistics for Period of Record Periodic Water Levels
Elevation above NGVD 1929, feet
Approved Periodic Water Level Values
Begin DateEnd DateNumber of Values
04/15/7610/21/09384
Lowest WLDate of Lowest WLHighest WLDate of Highest WL
14.9011/26/8228.9108/14/07

Groundwater Levels Options

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Period of Record - All Data Types


Link to NWISWeb Site Home Page
Summary Statistics for Period of Record - All Data Types
Depth to water level, feet below land surface
Begin DateEnd DateNumber of Values
04/15/7610/21/092,977
Highest WLDate of Highest WLLowest WLDate of Lowest WL
14.9011/26/8228.9307/28/07

Period of Record Options

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Download Groundwater levels in text format of all data types


         

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