The State Organization Index provides an alphabetical listing of government organizations, including commissions, departments, and bureaus.
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Learn about drinking water safety, and about the programs and policies that keep it safe.
Look up the status of all drinking water public health orders issued by MassDEP. If you have specific questions about your town's health order, contact your local public water supplier.
The MassDEP Drinking Water Program makes sure that the water that comes to your home from public water supplies is safe to drink.
Find information on applying for, renewing, checking, and learning about Drinking Water Supply Facility Operator Licensing.
Find laboratories certified by the Massachusetts Department of Environmental Protection (MassDEP) to analyze drinking water.
EEA offers various grants and loans for water projects.
Permits and approvals for compliance with 310 CMR 22.00 Drinking Water Regulations. Owners and operators of public drinking water supplies must file with MassDEP.
The Office of Research and Standards (ORS) provides scientific expertise to MassDEP in environmental health, toxicology, standard setting, ecological and human health risk assessment, chemistry and statistics.
The Office of Watershed Management within DCR's Division of Water Supply Protection manages and protects the drinking water supply watersheds for approximately 2.5 million residents of Massachusetts, primarily in Greater Boston. The Quabbin Reservoir, Ware River, and Wachusett Reservoir watersheds are the sources of drinking water for treatment and distribution by the Massachusetts Water Resources Authority (MWRA).
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