DCR Office of Watershed Management

DCR's Division of Water Supply Protection, Office of Watershed Management (DWSP) manages and protects the the Quabbin Reservoir, Ware River, Wachusett Reservoir, and Sudbury Reservoir watersheds, the source drinking water supply for 3 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.

Who we serve

DWSP provides the Massachusetts Water Resources Authority (MWRA) source water for treatment and distribution to 51 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.

Upcoming Events from DCR Office of Watershed Management

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