Learn about a group of contaminants in the environment called Per- and polyfluoroalkyl substances (PFAS). Find out where they have been found and what Massachusetts is doing to address them.
Find locations and details about oil and hazardous material disposal sites in Massachusetts.
Find jobs and internships at MassDEP
Get daily air quality updates and forecasts. Learn about our statewide air monitoring network. Find air quality data and learn about long-term trends.
Many homes in Massachusetts have septic systems. Title 5 rules specify how to install, use, and maintain these systems.
Throw away less, recycle more, and donate items that others can use.
Contacts for fees & billing inquiries. Annual compliance fees. Billing questions & help.
Apply for permits and approvals, certify environmental compliance, or submit required periodic reports.
All people have a right to be protected from environmental hazards and to live in and enjoy a clean and healthful environment.
A joint effort by MassDEP and DOER to advance environmental protection through renewable energy and energy efficiency projects
The Office of Research and Standards (ORS) provides scientific expertise to MassDEP in environmental health, toxicology, standard setting, ecological and human health risk assessment, chemistry and statistics.
Learn how you can find environmental information online, request public records or schedule a file review at MassDEP
Find out how to file an appeal of a MassDEP decision through the Office of Appeals and Dispute Resolution. Look up a recent MassDEP Final Decision.
The Office of Municipal Partnerships and Governmental Affairs (OMPGA) helps local governments address their environmental concerns.