Final CSO Public Notification Plan 

The City of Somerville has prepared and submitted a Final Combined Sewer Overflow (CSO) Public Notification Plan to the Massachusetts Department of Environmental Protection (MassDEP). Any interested party can view the plan here. Written comments can be submitted until February 23, 2023. This is a period of 30 days after the date of publication in the Environmental Monitor. Submit written comments to MassDEP by email (preferred) to or by mail to 100 Cambridge St, Suite 900 Boston, MA 02114. Submit written comments to City of Somerville by email or by mail to Engineering Division, 1 Franey Road, Somerville MA 02145.