All data

This data describes mosquito-borne illnesses in Massachusetts by county, city, and town. You can also download a risk management plan.

Annual network plan archive for the MassDEP statewide air monitoring network

Reports from the Massachusetts Department of Public Health (DPH)

Reports from the Massachusetts Department of Public Health (DPH)

Data on vaccination and exemption rates from school immunization surveys of childcare/preschool, kindergarten, grade 7, grade 11, and college.

Use these archived reports to find information on medically-treated and fatal injuries to MA residents.

Report of a 2009 study on the presence of arsenic and uranium in drinking water wells in eastern Massachusetts.

Download data about asbestos removal projects in Massachusetts. You can filter your search by project ID, location, type, and date. This dataset is hosted in the Energy & Environmental Affairs Data Portal, an open data hub for state environmental data.

Certified by the Executive Office of Aging & Independence, Assisted Living Residences (ALRs) are private residences that offer, for a monthly fee, housing, meals, and personal care services to aging adults who live independently.

The following dashboard shows statewide Behavioral Health Help Line (BHHL) utilization data and some demographic data about BHHL callers. This data is collected by the Massachusetts Behavioral Health Partnership (MBHP), the vendor that operates the BHHL, and maintained by the Department of Mental Health (DMH).