Local industries recognized for excellence in pretreatment of wastewater


Congratulations to these ten Portland businesses who achieved full compliance with their industrial discharge permits for the 2021-2022 Industrial Pretreatment (IPT) year which ended on April 30th:


Barber Foods

Concord Coachlines

Cozy Harbor Seafood

ecomaine Waste-to-Energy

D.L. Geary Brewing

Kimberly Clark Larsen-Chapman Landfill

Maine College of Art and Design

Northern Light Mercy Hospital

Maine Medical Center



Certain businesses in Portland are required to comply with a series of Clean Water Act mandates because of the nature of the industrial wastewater they discharge to the sewer. All 24 industries that are part of the Industrial Pretreatment program take extra measures to help protect Casco Bay. For more information on industrial pretreatment, visit our website: https://www.pwd.org/industrial-pretreatment.