McHenry County Department of Health - Environmental Health
Translate this page:

Groundwater Contamination

Press Enter to show all options, press Tab go to next option

Groundwater Contamination Incidents

For information on specific groundwater contamination incidents, please click on the links below.



Back to Top 

 Port Barrington - Riverwalk Subdivision

Information Flyers Provided to Residents

Agency Response

Aerial Maps of Well Water Sampling Results

 Material Safety Data Sheets (MSDS) - Pond Treatment Chemicals

Riverwalk Homeowners Association Service Reports

Back to Top

 Spring Grove

Back to Top

 Arsenic in McHenry County

General Education Information/Fact Sheets

Health Implications

 Maps of Water Wells Sampled for Naturally Occurring Arsenic


Certified Labs

Related Links

 Back to Top

 Former Toastmaster Property - Algonquin

Back to Top

 Fox River Grove

Back to Top

 Crystal Lake

Back to Top


Back to Top


Back to Top


 Back to Top




Free viewers are required for some of the attached documents.
They can be downloaded by clicking on the icons below.

Acrobat Reader Download Acrobat Reader Flash Player Download Flash Player Windows Media Player Download Windows Media Player Microsoft Silverlight Download Microsoft Silverlight Word Viewer Download Word Viewer Excel Viewer Download Excel Viewer PowerPoint Viewer Download PowerPoint Viewer