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Although mask orders are no longer in effect, many people in Cambridge continue to mask up in indoor settings and on public transportation. The Cambridge Public Health Department (CPHD) strongly supports this practice! We are experiencing an increase in COVID-19 cases both regionally and in the city, and taking measures to protect yourself is a smart choice.

Cambridge has long been committed to taking action on climate change to reduce emissions and prepare for climate impacts. Identifying ways to make building operations less carbon-intensive is essential to reaching the city and state’s goal of achieving net-zero emissions by 2050 or earlier. The Cambridge Fossil Fuel Free Ordinance will go into effect starting March 22, 2024. Here's what you need to know about the ordinance.

Healthy Household Habits for Clean Water, every day personal actions you take can have a significant impact on the quality of water in our local rivers.

An overview of the Cambridge Police Department's calls for service on May 13, 2025

1983 report addressing the diverse needs of the Cambridgeport community by proposing a program of balanced development. The report includes proposals for housing, open space, transportation and business development improvements.

The Cambridge Watershed Site Monitoring Program Report is a summary of the site monitoring, outreach, and review efforts of the Cambridge Water Department (CWD)’s Watershed Management Division.

Water Conservation

Commission on Immigrant Rights and Citizenship meeting held on March 16

Meeting minutes of the Cambridge Public Library Board of Trustees meeting held November 4, 2020

April 2021 LGBTQ+ Commission Monthly Meeting Minutes