Acetylene tanks


Check with your supplier for return and refill options. Tanks that have held flammable compressed gasses (Oxygen, Acetylene, Propane) are not recyclable. They pose a fire hazard and must be disposed of as hazardous waste.

Household Hazardous Waste Collection

How can we help you? I'd like...

Service Requests

Commonwealth Connect Promo

Cambridge citizen requests, now online & on the go! Report issues here.


Have a question?
Find the answer in our extensive
Frequently Asked Questions

Dept of Public Works

147 Hampshire St
Cambridge MA 02139


Hours of Service

Monday: 8:30am-8pm
Tuesday-Thursday: 8:30am-5pm
Friday: 8:30am-12pm

Recycling Center Hours
Tuesday & Thursday: 4:00pm-7:30pm  
Saturday: 9:00am-4:00pm