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Site Number: 422858088235601 - 46N7E-10.2f (HEBR-08-01)


 
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Watch Help Page
DESCRIPTION:
Latitude 42°28'58.37", Longitude 88°23'55.84"   NAD83
Mchenry County, Illinois, Hydrologic Unit 07120006
Well depth: 145.3 feet
Hole depth: 207 feet
Land surface altitude: 898feet 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  2020-08-01  
 Daily Data
    Depth to water level, feet below land surface  2009-09-11  2020-07-31  3914 
 Field groundwater-level measurements 2009-09-10  2020-04-22  33 
Field/Lab water-quality samples
 Water-Year Summary 2011  2019  8 
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: 25.73 on 8/6/2020
Period of Record Monthly Statistics for 422858088235601
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
Jan31.5631.3229.8128.7126.5225.1224.8011
Feb30.9330.8730.0028.6926.6425.4025.2311
Mar30.1630.1229.1328.0026.2725.1425.0811
Apr29.1229.0928.7027.8626.1525.0224.8111
May28.7528.7328.4327.8326.4325.2425.1710
Jun29.4229.3328.4028.0426.6125.1024.9410
Jul30.5630.3828.6427.8526.5525.0525.0010
Aug30.9730.7828.9928.0327.3325.9425.9410
Sep31.2030.8529.2728.3927.5524.8724.2411
Oct31.2030.9129.4728.5827.5224.2623.7011
Nov31.3531.0529.4328.5926.9324.5224.0011
Dec31.4931.2229.5328.3226.6224.9124.5511
.As of 8/1/2020 08:48-2
   Statistics Options

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Daily Groundwater Data

Most recent Provisional daily data value: 25.73 on 08/06/20
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
09/11/0904/21/20 3,81798
Lowest
Level
5th
%ile
10th
%ile
25th
%ile
50th
%ile
75th
%ile
90th
%ile
95th
%ile
Highest
Level
31.6930.8629.9928.9728.1726.7625.7924.9223.42

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
09/10/0904/22/2033
Highest WLDate of Highest WLLowest WLDate of Lowest WL
24.0511/19/1931.2511/07/12

Groundwater Levels Options

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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
09/10/0908/06/204,680
Highest WLDate of Highest WLLowest WLDate of Lowest WL
23.4210/06/1931.6901/28/13

Period of Record Options

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