The City of Boston's Household Hazardous Waste Drop-Off Days are scheduled for Jun 14 at UMASS Boston and Jun 28 at the West Roxbury Public Works Yard at Millennium Park. From 9am-2pm. For Boston residents only. No commercial waste will be accepted. Proof of residency required. The City reserves the right to reject materials 617-635-4959, www.cityofboston.gov/publicworks/recycling/hazardouswaste.asp