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Groundwater Watch

Site Number: 422803087475301 - 46N12E-14.6g1

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Watch Help Page

DESCRIPTION:: Latitude 42°28'05", Longitude 87°47'58" NAD83
Lake County, Illinois, Hydrologic Unit 04040002; Land surface altitude: 586.00 feet above sea level NGVD29.
Well completed in "Cambrian-Ordovician aquifer system" (S300CAMORD) national aquifer.
Well completed in "ST. PETER SANDSTONE" (365STPR) local aquifer

AVAILABLE DATA FROM NWISWeb:

Field ground-water-level measurements
Field/Lab water-quality samples
Additional Data Sources	Begin Date	End Date	Count
Annual Water-Data Report (pdf) offsite	2006	2008	3

OPERATION:: Record for this site is maintained by the USGS Illinois Water Science Center; Email questions about this site to Illinois Water Science Center Water-Data Inquiries

Site Statistics

Monthly statistics plot for 422803087475301

Most recent data value: 217.94 on 8/12/2009
Period of Record Monthly Statistics for 422803087475301
Depth to water level, feet below land surface
All Approved Continuous & Periodic Data Used In Analysis
Note: Bold values in the table indicate closest statistic to the most recent data value.
Month Lowest
Level 10th
%ile 25th
%ile 50th
%ile 75th
%ile 90th
%ile Highest
Level Number
of
Years
Jan 230.19 -   -   -   -   -   210.46 8
Feb 234.96 234.37 231.73 219.22 211.80 211.03 211.02 16
Mar 234.69 234.63 231.46 218.33 210.28 209.91 209.87 12
Apr 234.50 234.30 232.40 222.23 211.37 209.63 208.96 16
May 231.96 231.46 224.29 215.22 209.60 209.43 209.40 11
Jun 233.83 233.80 232.09 219.88 209.99 209.56 209.11 15
Jul 232.64 -   -   -   -   -   208.11 9
Aug 234.07 233.74 232.94 221.84 214.34 211.09 210.04 18
Sep 234.22 233.76 230.28 220.10 213.05 211.36 211.26 11
Oct 233.74 233.29 226.93 217.47 213.16 211.45 210.37 20
Nov 231.39 -   -   -   -   -   210.99 8
Dec 235.12 234.50 231.84 221.22 212.02 209.95 207.53 15

   Statistics Options

    View month/year statistics

Periodic Groundwater Data

Groundwater hydrograph for well 422803087475301

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

12/04/80

08/12/09

167

Highest WL	Date of Highest WL	Lowest WL	Date of Lowest WL
207.08	12/06/80	235.12	12/22/89

	Groundwater Levels Options
	View NWISWeb Groundwater levels page
	View annual monthly statistics for all data types
	Download Groundwater levels in text format

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U.S. Department of the Interior |U.S. Geological Survey
URL: http://groundwaterwatch.usgs.gov/AWLSites.asp
Page Contact Information: OGW Webmaster
Last update: Monday, September 14, 2009 at 11:44