Department of Public Health Data Library

Your go-to source for Massachusetts public health data.

Learn more about drinking water contaminants for Massachusetts community water systems.

Data from fatal drug overdoses and poisonings occurring in Massachusetts

Reports from the Massachusetts Department of Public Health (DPH)

View data on the number of infants and toddlers referred to early intervention services each month.

Find data that assists the Early Intervention Division in monitoring service patterns, identifying disparities, and informing continuous quality improvement efforts to ensure equitable access to high-quality early intervention services for all eligible children and their families.

The Emergency Preparedness Portal is the result of collaboration between the Bureau of Climate and Environmental Health and the Office of Preparedness and Emergency Management at DPH. This portal provides a variety of data on the different communities across MA and is intended to enhance inclusive community planning activities.

This dashboard contains data regarding opioid-related incidents (ORI) from the Massachusetts Ambulance Trip Record Information System (MATRIS) documented by emergency medical services (EMS).

See environmental health investigation reports and additional information for Massachusetts. View information by region or by city/town.

The tool is intended to facilitate the use of the EOEEA EJ Policy, enhance inclusive community planning for environmental assessment, and inform a wide range of activities.