Coalition for Action on Remediation of Dioxane (CARD)

Question and Answer Sessions for Gelman 1,4-Dioxane Plume Litigation Settlement Agreement

The Washtenaw County Board of Commissioners hosted a question and answer session and heard public comment on the proposed settlement agreement in the Gelman 1,4-dioxane plume litigation on September 24, 2020. 

Dr. Larry Lemke, Professor of Environmental Geology at Central Michigan University, and Mr. Fred Dindoffer, lawyer at Bodman PLC, delivered presentations to answer community-submitted questions.

Dindoffer Presentation

Lemke Presentation

Public Hearings on Proposed Amended Consent Judgment for Gelman Sciences

The Michigan Department of Environment, Great Lakes and Energy (EGLE) held a virtual public meeting on September 14, 2020 to receive comments on the proposed Fourth Amended and Restated Consent Judgment. The meeting can be watched here:

The Scio Township Board of Trustees hosted public comments on the proposed Fourth Amended Consent Judgment during their September 22, 2020 meeting.  This meeting can be watched here:

Proposed Settlement Documents

The ongoing legal process regarding the contaminated Gelman Sciences site has reached the point where the proposed settlement documents are available to the public. On Aug 31, 2020, the Court Confidentially Order dated March 23, 2017 was lifted. Documents are now available at

At this time, all documents at the above link are proposed and have not been approved by the intervening parties.

How to submit public comments on the proposed settlement agreement

Email Washtenaw County at [email protected], the City of Ann Arbor at [email protected] or the Michigan Department of Environment, Great Lakes & Energy at [email protected] to submit comments.

What is CARD?

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, Inc. The groundwater contamination has expanded in Washtenaw County to an area over three miles long and one mile wide.

Current CARD Officers

To view the member listing, please see the CARD board page

View the CARD bylaws.

Due to the impacts of coronavirus, we will be having all CARD meetings remotely on Zoom until further notice.

If you haven't gotten the Zoom invitation on CARDcore, and wish to attend the Zoom meeting, please email Beth at [email protected] to be sent the information to join.

Please note that all CARD meetings are audio and video recorded.

CARD Meeting Agendas & Minutes

View agendas and approved minutes for CARD meetings.

1,4-Dioxane Water Testing Laboratories

These local laboratories provide 1,4-dioxane analysis at the expense of the homeowner / resident. Please contact the laboratories for information regarding pricing, detection limits, obtaining bottles, and sampling procedures. 

For more information on testing your drinking water for 1,4-dioxane, please see our Testing Drinking Water for 1,4-dioxane fact sheet (PDF).

More Information