Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.
Click to hideNews Bulletins

Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 421155088133101 43N 9E-18.3a1

Mchenry County, Illinois
Latitude  42°11'55", Longitude  88°13'31" NAD27
Land-surface elevation 745 feet above NGVD29
The depth of the well is 140 feet below land surface.
The depth of the hole is 140 feet below land surface.
This well is completed in the Silurian-Devonian aquifers (N400SLRDVN) national aquifer.
This well is completed in the Silurian System (350SLRN) local aquifer.

Period of record
Begin Date End Date Levels
1928-02-01 1985-07-01 5

 
Choose Output Format

Retrieve Groundwater level data for Selected Sites
Choose one of the following options for displaying data for the sites meeting the criteria above
?
Retrieve data from: to: (YYYY-MM-DD -- Blank = all data)
?
Graphs of data
?
Table of data
?
Tab-separated data *

 * Save compressed files with a .gz file extension.