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DCR Office of Watershed Management

DCR's Division of Water Supply Protection, Office of Watershed Management (DWSP) manages and protects the Quabbin Reservoir, Ware River, Wachusett Reservoir, and Sudbury Reservoir watersheds, the source drinking water supply for 2.7 million people.

Follow the links below to visit the watersheds and find out details about public access rules and maps, water quality, education, planning, forestry, and other natural resource protection activities.

Visit the watersheds

Quabbin Reservoir 
Ware River Watershed  
Wachusett Reservoir 
Sudbury Reservoir 
Explore DWSP's Natural Resource programs 

Who we serve

DWSP provides the Massachusetts Water Resources Authority (MWRA) source water for treatment and distribution to 53 communities.  The DCR/MWRA water supply system is one of the few unfiltered drinking water supplies in the country.

The mission of DWSP is to utilize and conserve water and other natural resources to protect, preserve and enhance the environment of the Commonwealth and to assure the availability of pure water for future generations.

Watershed Management Programs

DCR Watershed Water Quality  Watershed Protection Act  Watershed Education Programs  Public Access Maps, Rules, Fishing, and Hunting Information  DCR Watershed Advisory Committees  Water Supply Protection Spotlight: Loons 

Upcoming Events

See all events   for the DCR Office of Watershed Management

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