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Site Number: 421747088270701 - 44N7E-17.8h1 (WOOD-08-01)


 
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Watch Help Page
DESCRIPTION:
Latitude 42°17'47.11", Longitude 88°27'06.99"   NAD83
Mchenry County, Illinois, Hydrologic Unit 07090006
Well depth: 202.3 feet
Hole depth: 258.2 feet
Land surface altitude: 943feet above NAVD88.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     2009-09-11  2021-11-21  
 Daily Data
    Depth to water level, feet below land surface  2009-09-11  2021-11-20  3796 
 Field groundwater-level measurements 2009-09-10  2021-08-17  40 
Field/Lab water-quality samples
 Water-Year Summary 2011  2020  9 

Additional Data Sources

Begin Date

End Date

Count
 Groundwater Watch  **offsite** 2009  2021  3770 
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
ADDITIONAL INFORMATION
This site is operated in cooperation with the Illinois </ b>State Geological Survey of the Prairie Research </ b> Institute,University of Illinois, and McHenry </ b> County, Illinois. </b>
Site Statistics

Most recent data value: 80.20 on 12/2/2021
Period of Record Monthly Statistics for 421747088270701
Depth to water level, feet below land surface
All Approved Continuous & Periodic Data Used In Analysis
Note: Highlighted values in the table indicate closest statistic to the most recent data value.
MonthLowest
Median
10th
%ile
25th
%ile
50th
%ile
75th
%ile
90th
%ile
Highest
Median
Number
of
Years
Jan82.0281.8680.0678.2976.1173.8073.6610
Feb81.8181.7080.2078.3176.1173.9773.8410
Mar81.2581.2280.2178.2476.6474.2374.1810
Apr79.9579.9479.1377.7476.4073.6373.5011
May79.1279.1178.7378.0876.3173.3973.3410
Jun80.3880.3779.4778.4476.3173.5073.4910
Jul82.7282.5080.4678.1876.0474.9474.9210
Aug82.4682.3180.2279.3477.5676.3676.3310
Sep82.8082.4180.7679.0277.2476.0375.8811
Oct82.3681.9579.8579.0377.0274.0873.8511
Nov81.9881.5979.5079.0876.6573.7073.4311
Dec81.8981.6080.0678.0776.5573.7173.4911
.As of 12/4/2021 23:17-2
   Statistics Options

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Daily Groundwater Data

Most recent Provisional daily data value: 80.20 on 12/02/21
Summary for Period of Continuous Record
Depth to water level, feet below land surface
Approved Daily Maximum Values Data Used in Analysis
Begin
Date
End Date Days%
Complete
09/11/0908/16/21 3,70084
Lowest
Level
5th
%ile
10th
%ile
25th
%ile
50th
%ile
75th
%ile
90th
%ile
95th
%ile
Highest
Level
83.2481.9480.8379.7278.4076.7574.3773.7172.58

Daily Data Options

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Periodic Groundwater Data


Summary for Period of Record Periodic Water Levels
Depth to water level, feet below land surface
Approved Periodic Water Level Values
Begin DateEnd DateNumber of Values
09/10/0911/19/2141
Highest WLDate of Highest WLLowest WLDate of Lowest WL
73.1505/30/1982.5810/09/12

Groundwater Levels Options

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Note: The most recent measurement on 11/19/2021 has the following status:
''
Period of Record - All Data Types

Summary for Period of Record - All Data Types
Depth to water level, feet below land surface
Begin DateEnd DateNumber of Values
09/10/0912/02/214,577
Highest WLDate of Highest WLLowest WLDate of Lowest WL
72.5805/26/2083.2407/12/12

Period of Record Options

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Last update: Monday, March 8, 2021 at 14:43
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