Massachusetts

Massachusetts drinking water quality

Every public water system in Massachusetts we've verified. Each report covers one calendar year and shows the utility's own measured contaminant levels against federal limits.

• Boston (2024)
  9 contaminants measured
• Brockton (2024)
  12 contaminants measured
• Cambridge (2024)
  25 contaminants measured· 2 at or above the limit
• Lynn (2024)
  23 contaminants measured· 3 at or above the limit
• Malden (2024)
  9 contaminants measured
• Marlborough (2024)
  9 contaminants measured
• New Bedford (2024)
  25 contaminants measured· 2 at or above the limit
• Springfield (2024)
  11 contaminants measured· 1 at or above the limit