- Annual Notice to Local Boards of Health
- Recreational Camps Licensed by Local Boards of Health
- Drinking Water at Local Fairs
- Transient Non-Community Systems Annual Water Quality Reports
- Drinking Water Regulations & Standards
- Certified Laboratories
- FAQs: Public Health and Drinking Water
- FAQs: Standards & Testing
Private or Public Drinking Water System
Information presented in chart form to help determine whether your supply is a public or private facility.
West Nile Virus Application of Pesticides to Wetlands Resource Areas and Buffer Zones, and Public Water Systems (Guidance BRPG01-02)
Guidance to determine if mosquito control work (e.g. application of pesticides) is exempt or requires an Emergency Certification under the Wetlands Protection Act, and whether application of pesticides to a public water source for mosquito control can go forward.
- West Nile Virus & Massachusetts Public Drinking Water Systems
- Bottled Water
MassDEP does not regulate bottled water, which is under the oversight of the Department of Public Health. We provide some informational resources on the topic here.
- Private Wells
Private wells are under the jurisdiction of local boards of health. This page includes guidance, testing, and maintenance recommendations and other resources for private well owners.
- Small Systems
- Septic Systems/Title 5
Guidance, policies, regulations, frequently asked questions, fact sheets and other reference materials relative to conventional septic systems and innovative or alternative wastewater treatment systems.
Manganese Monitoring Notice to Public Water Suppliers
As part of a continued effort to provide timely information to protect public health, MassDEP is raising awareness regarding levels of manganese in Massachusetts Public Drinking Water systems.