Massachusetts Department of Environmental Protection (MASSDEP)

Massachusetts Department of Environmental Protection

MassDEP is responsible for ensuring clean air and water, safe management and recycling of solid and hazardous wastes, timely cleanup of hazardous waste sites and spills, and the preservation of wetlands and coastal resources.


Main Office - 1 Winter Street, Boston, MA - Downtown Crossing on the MBTA
1 Winter Street , Boston, MA 02108


Main Office 617-292-5500

Fax: 617-574-6880 | Hours: M-F 9am-5pm

24 Hour Spill/Emergency Line 888-304-1133

to report a spill/emergency any time

MassDEP logo

Who we serve

MassDEP serves the Commonwealth by protecting natural resource areas that involve water, land and air. MassDEP enforces environmental laws, provides technical assistance to cities and towns, issues permits and licenses for activities near sensitive resources, inspects contaminated site cleanups, and partners with other federal and state agencies, municipal officials and environmental stakeholders.

Recent news & announcements



Tell us what you think