Household Hazardous Waste Collection Day August 26
The third of four Household Hazardous Waste Collection Days in 2023 will be on Saturday, August 26, from 9 a.m. – 1 p.m., at 65 Waverly Street. Please enter the event via Waverly St at Brookline St. This event is for Cambridge residents only.
PB Cycle 6
The $1,125,000 in FY21 capital funds for the eight winning projects from the sixth PB cycle became available on July 1, 2020. The graphic below displays the status of each project. The budget Office will continue to update this information as more work is completed.
Medication Takeback Day
Dispose of your medications safely at Medication Takeback Day at the Cambridge Senior Center! The Cambridge Public Health Department, Cambridge Police Department, and Cambridge Council on Aging are hosting a Medication Takeback Event on Monday, November 2 from 1:00 p.m. to 3:00 p.m.
CPL Nature Club: Protecting Urban Biodiversity Nature Walk (Main)
Join Earthwise Aware for a fascinating walk as we explore how land use and climate change shape the future of urban green spaces. The loss of biodiversity and the impacts of climate change are pressing challenges, but small actions can lead to big change.
Discover how you can make a difference by helping to protect urban ecosystems. Learn to observe and document the incredible interactions between plants, animals, and their habitats while contributing to EwA’s community-driven ecology science projects. Together, we can create a brighter future for urban nature!
Meet in Joan Lorentz Park. Registration required.
May 31 Weekend Traffic Alert
The City of Cambridge is notifying residents, businesses, and visitors of multiple temporary street closures throughout the weekend due to scheduled community events on Saturday, May 31 and Sunday, June 1. Events include the Attic Block Party (affecting Harvard Square) and the Cambridge 5K at CambridgeSide.
Blood Drive (Main)
The Bloodmobile is coming to Cambridge Public Library!
The blood donation process is safe, simple, and satisfying. All donations will go directly to Massachusetts General Hospital where your 1 donation can save 3 different people.
Please sign up at https://bit.ly/MGHCambridge3?r=qr (Walk-ins welcome!)
Read to a Dog - for Adults! (O'Neill)
Come spend time with a cuddly friend! Trained therapy dogs provide warm and nonjudgmental reading companions, this time for adults. Registration for each 10-minute time slot is required and begins on Tuesday, April 1 by calling or visiting the O’Neill Branch Library at 617-349-4023.
4 Mellen Street Affordable Housing Application Information Session
The application period for Homeowners Rehab Inc. (HRI)’s 29-unit affordable development at 4 Mellen Street in Cambridge is now open. Click here to fill out the application online. Physical applications are available at the following locations:
810 Memorial Drive, #200, Cambridge, MA 02139
City Hall, 795 Massachusetts Avenue, Cambridge, MA 02139
City Hall Annex, 344 Broadway, Cambridge, MA 02139
Multi-Service Center, 362 Green St, Cambridge, MA 02139
Cambridge Public Library, 449 Broadway, Cambridge, MA 02139
Completed applications can be returned to HRI as follows:
Online: https://waitlistcheck.com/MA3398
By Email: FourMellen@Wingatecompanies.com
By Mail: 810 Memorial Drive, #200, Cambridge, MA 02139
Applications are available from June 1, 2026 to July 31, 2026 at 5 p.m. with a lottery to be held August 13th, 2026, at 3:00 p.m. via Teams. Applicants are not required to attend the lottery.
To learn more about the application and lottery process, please attend one of the upcoming information sessions:
In person: Thursday, June 11, 2026 from 6 – 7:30 p.m. at 810 Memorial Drive, 3rd Floor, Cambridge MA 02139
Online via Teams: Tuesday, July 7, 2026 from 6 – 7:30 p.m. Teams Meeting link: https://shorturl.at/BxHwS
For more information about this project, please visit https://linktr.ee/FourMellen.
For information about eligibility or the application process, please contact HRI at (617) 693-0981or email FourMellen@wingatecompanies.com.