The State Organization Index provides an alphabetical listing of government organizations, including commissions, departments, and bureaus.
Top-requested sites to log in to services provided by the state
Learn about ways to protect the environment, from recycling to wetlands management to cleanup of hazardous waste sites and spills.
Learn about solid and hazardous wastes, state efforts to promote recycling and composting, and best practices for responsible waste management and disposal.
Information about the MA Hazardous Materials Emergency Response System
Learn about toxic chemicals and substances, their effects on health and the environment, underground storage tank (UST) regulation, and more.
The "Bottle Bill" places a five cent deposit on carbonated beverage and sparkling water containers sold in Massachusetts. Find out where you can return them for a refund.
The Secretary of Energy and Environmental Affairs is Trustee for the state's natural resources. MassDEP's Natural Resource Damages Program develops claims and manages restoration projects.
Many homes in Massachusetts have septic systems. There are specific regulations about the installation, use and maintenance of these systems that you need to know.
Find TURA compliance requirements and TURA program resources.