Sewage Notification System

Instructions for permittees that need to submit information on their sewage discharges to MassDEP's electronic reporting system per 314 CMR 16.00, "Notification Requirements to Promote Public Awareness of Sewage Pollution".
In the event of a discharge or overflow, a report must be filed within 18 hours of issuing the Public Advisory Notification.

Sewage Notification Data System Contact

The Details of Sewage Notification System

What you need for Sewage Notification System

The Sewage Notification Data System is the MassDEP electronic reporting system described in 314 CMR 16.07. Permit holders should report CSO, SSO, and partially treated discharges and overflows into the Data System. Reports should be submitted within 18 hours of issuing the Public Advisory Notification. A second report with verified data should be submitted by the 15th of the following month. These reports can be viewed by the public.

How to submit Sewage Notification System

Next steps for Sewage Notification System

  1. Register as a user

  2. Review the Instructions

    Follow the instructions to submit an incident report.

  3. Submit your Incident Report

More info for Sewage Notification System

Public portal containing submitted reports:

For more information about CSOs and SSOs, please see

Demonstration of the data system:

Sewage Notification Data System Tips:

Contact for Sewage Notification System

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