"Combined sewer system", a sewer system designed to collect and convey storm water runoff and sewage in shared piping.
"Department", the department of environmental protection.
"Discharge" or "discharging", a release or diversion of sewage, industrial waste or other effluent, which is untreated or partially treated, including from a combined sewer system overflow, that is emitted from an outfall directly or indirectly into waters of the commonwealth.
"Outfall", an outlet designed for the purpose of allowing a discharge that is part of, or connected to, a combined sewer system, sanitary sewer system or treatment works, including a connection to any such system or facility intended to allow wastewater to divert or bypass treatment by a facility.
"Permittee", a person granted a permit under section 43 to operate and maintain a particular outlet for the discharge of pollutants into waters of the commonwealth or a person discharging pollutants from an outlet without a required permit or in violation of the conditions of a valid permit.
A public advisory shall, to the extent a permittee has the information available, describe in plain language the:
If the proposed method or the current discharge detection capabilities of the permittee's outfall will not provide timely or reliable information, the commissioner may extend the time for a permittee to issue a public advisory; provided, that such time shall be extended only as necessary, and by not more than 24 hours after discovery of the discharge. A permittee that has been granted an extension shall make necessary improvements to its outfall, if any, to detect an outfall discharge within the timeframes established pursuant to subsections (c) and (d).
Upon application of the permittee, the commissioner may waive any requirement under this section related to a permittee's outfall; provided, that:
Mass. Gen. Laws ch. 21, § 43A