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CARD: Coalition for Action on Remediation of Dioxane

Welcome To The CARD Site

The Coalition for Action on Remediation of Dioxane (CARD) is a partnership of local governments and citizens that look at strategies to address the groundwater contamination from the industrial solvent 1,4-dioxane, released by Gelman Sciences, now Pall Life Sciences (PLS).  The groundwater contamination has expanded in Washtenaw County to an area over three miles long and one mile wide. 

1,4-Dioxane Plume Map

1,4-Dioxane Plumes and Associated Well Locations Map, Updated February 2016 (click on map to enlarge image).


Click here to go to the 2016 CARD Meeting Calendar

Meetings are held at the Washtenaw County Western Service Center, located at 705 N. Zeeb Rd. in Ann Arbor, MI. 


More Information:

There is a public townhall meeting being held by the City of Ann Arbor on Thursday, October 27th, 2016 from 7:00-9:00 pm at the Eberwhite School (800 Soule Blvd, Ann Arbor).  The meeting is intended to answer resident questions regarding the 1,4-dioxane plume and the recent detections in the shallow groundwater.  

* If you would like to test your water for 1,4-dioxane, please click here for more information on laboratories that provide this analysis. 


Click Here to read the Final Report!


Michigan Department of Environmental Quality (DEQ) Sampling Database: this database contains data provided to the DEQ and can be accessed on the DEQ's public FTP site. 
Username:  deq-public-ftp
Password:  Jumbl355# 
  • The database is located in the Gelman subdirectory.  The database cannot be run directly from the FTP site and must be copied to your computer and opened using Microsoft Access.  The database is updated monthly, however is only available on the FTP site for 2-weeks every month.  If the database is not available please contact Jennifer Conn (contact information is below) at Washtenaw County or Dan Hamel at the DEQ (517-780-7832).


More News/Updates

Subscribe to CARD Email List

Links to 1,4-Dioxane Related Information


We welcome your feedback and suggestions! For more information contact Jennifer Conn at 734-222-3855 or by email.

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