| Department of Environmental Protection: Principal agency for administering environmental laws. |
| Department of Conservation and Recreation: Manages public beaches, pools, ice rinks, parks and other facilities in the greater Boston area. |
| Department of Fisheries, Wildlife and Environmental Law Enforcement: Enforces laws relating to fishing, hunting, boating and recreational vehicles. |
| Environmental Federal Register Summaries: Weekly, categorized listing of environmentally related notices in the Federal Register that are national in scope or specific to New England. DEP |
| Executive Office of Environmental Affairs: Includes the Department of Environmental Protection, Coastal Zone Management, MassGIS, the Department of Environmental Management, an other agencies. |
| Massachusetts Geographic Information System (MassGIS): Maintains a statewide database of spatial information for environmental planning and management. |
| Massachusetts Water Resources Authority: Provides drinking water and wastewater treatment services to the greater Boston area. |
| MMR Impact Area Groundwater Study Program: Massachusetts Military Reservation. Provides information about the ongoing cleanup of historic military training activities at Camp Edward's Impact Area. |
| Office of Coastal Zone Management: Manages protection of coastal and marine resources; coordinates with other agencies. |