Cambridge Public Health Department Issues Public Health Warning
Avoid contact with the Alewife Brook in Cambridge due to potential harmful bacteria and other pollutants. Warning in effect until 5 a.m., January 28, 2023. People and pets should avoid contact with the Alewife Brook and parts of the Mystic River from January 26-28 due to the release of stormwater mixed with sewage into the brook.
Inspectional Services
The Inspectional Services Department (ISD) is responsible for the enforcement all laws and related City ordinances that pertain to the Massachusetts State Building Code and certain articles of the State Sanitary Code. ISD also enforces the Zoning Ordinance.
Red Line Closure 2026
Red Line service will be suspended between Alewife and Park Street for 10 consecutive days this July. Free and accessible shuttle buses will replace and make all stops between Alewife and Park Street.
Press
References to Cambridge Public Library in the media
Cambridge Street Code
The Street Code is a resource for people who walk, bike, drive, and use public transportation. It describes the rules and etiquette for getting around Cambridge safely.