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Groundwater Watch

Site Number: 411421073481202 - Local number, We-5020, Yorktown Heights NY

Groundwater
Watch Help Page

DESCRIPTION:: Latitude 41°14'21", Longitude 73°48'12" NAD27
Westchester County, New York, Hydrologic Unit 02030101; Land surface altitude: 250 feet above sea level NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "TILL" (112TILL) local aquifer

AVAILABLE DATA FROM NWISWeb:

Real-time
Daily Data
Daily Statistics
Monthly Statistics
Annual Statistics
Field ground-water-level measurements
Additional Data Sources	Begin Date	End Date	Count
Annual Water-Data Report (pdf) offsite	2005	2008	4

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

Monthly statistics plot for 411421073481202

Most recent data value: 13.35 on 11/24/2009
Period of Record Monthly Statistics for 411421073481202
Depth to water level, feet below land surface
Month Average
Monthly
Minimum
Monthly
Median Average
Monthly
Maximum Number
of
Months
Jan 7.79 10.70 13.98 5
Feb 8.60 11.54 12.27 5
Mar 8.29 11.55 12.09 6
Apr 8.35 10.15 12.24 5
May 9.13 11.30 11.69 5
Jun 10.13 12.11 13.23 6
Jul 12.02 13.01 14.00 6
Aug 12.19 13.26 14.73 7
Sep 11.73 13.67 15.39 6
Oct 11.08 13.98 16.23 5
Nov 11.26 12.45 16.93 6
Dec 10.49 11.40 17.35 5

Daily Groundwater Data

Most recent Provisional daily data value: 13.35 on 11/24/09
Summary Statistics for Period of Continuous Record
Depth to water level, feet below land surface
Approved Daily Mean Values Data Used in Analysis
Begin Date	End Date		Days	% Complete
07/18/03	09/30/08		1,895	99
Max Level		Mean		Min Level
4.67		12.17		17.46

	Daily Data Options
	View latest data from NWISWeb
	View data in calendar format
	Download data in text format
	View daily medians

Periodic Groundwater Data

Groundwater hydrograph for well 411421073481202

Summary Statistics for Period of Record Periodic Water Levels

Depth to water level, feet below land surface

Approved Periodic Water Level Values

Begin Date

End Date

Number of Values

07/20/03

08/19/09

451

Highest WL	Date of Highest WL	Lowest WL	Date of Lowest WL
4.63	04/19/07	17.47	12/23/07

	Groundwater Levels Options
	View NWISWeb Groundwater levels page
	Download Groundwater levels in text format

Period of Record - All Data Types

Period of record plot for well 411421073481202

Summary Statistics for Period of Record - All Data Types

Depth to water level, feet below land surface

Begin Date

End Date

Number of Values

07/18/03

11/24/09

2,358

Highest WL	Date of Highest WL	Lowest WL	Date of Lowest WL
4.63	04/19/07	17.47	12/24/07

	Period of Record Options
	View annual monthly statistics for all data types
	Download Groundwater levels in text format of all data types

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URL: http://groundwaterwatch.usgs.gov/AWLSites.asp
Page Contact Information: OGW Webmaster
Last update: Monday, September 14, 2009 at 11:44