CSO Public Notification

The City of Haverhill has prepared and submitted a Revised Final Combined Sewer Overflow (CSO) Public Notification Plan to the Massachusetts Department of Environmental Protection (MassDEP).

Written comments can be submitted until May 7, 2024.  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 massdep.sewagenotification@mass.gov or by mail to 100 Cambridge St, Suite 900 Boston, MA 02114.  Submit written comments to the City of Haverhill by email to ilewis@haverhillma.gov or by mail to City of Haverhill WWTP, 40 South Porter Street, Haverhill MA, 01835.  

This Public Notice is published in the Environmental Monitor and The Eagle Tribune and can be viewed in its entirety by clicking here.

CSO discharges consist, or likely consist, of untreated or partially treated sewage and waste. Public health officials recommend avoiding contact with water bodies during rainstorms and for 48 hours afterward, as there may be increased health risks due to bacteria or other pollutants associated with urban stormwater runoff or discharges of untreated or partially treated wastewater. 

Click here to view the CSO map which provides near real-time information (5-minute intervals) on CSO activation status, where they occur, how often and how long they occur.The City’s annual CSO report is posted here. The annual report provides information on the locations of Haverhill's CSOs, a summary of CSO activations and volumes, status and progress of CSO abatement work.