To report an oil spill or leak, the release of hazardous materials or other immediate threats to public health, you need to Report a Spill or Environmental Emergency.
For environmental issues that fall under MassDEP's jurisdiction, please complete and submit the Environmental Complaint Form on this page.
If you do not see your issue listed on the form, please refer to our Guide to Filing Environmental Complaints to find your issue and to identify the appropriate agency for a timely response.