Working with you
to keep Casco Bay blue.



Friends of Casco Bay’s mission is to improve and protect the environmental health of Casco Bay. 



Our areas of work are:



How you can help:


Photograph by Kevin Morris


Photograph by Dave Dostie


Get to know us. Read our stories.

Presumscot River Creates a Brown Bay

Stormwater: the Largest Source of Pollution into Casco Bay

October 12, 2017

MS4. Unless you are a civil engineer or a municipal public works director charged with dealing with discharge permits, you may not know that “MS4”… Read more

Storm Drain Stenciling

Friends of Casco Bay Volunteers Take to the Streets—and the Beach

October 12, 2017

This past summer, volunteers undertook several community service projects to help keep Casco Bay clean. Thank you to TD Green Team, the Leadership Development Program… Read more

Sewage Treatment Plant courtesy of Portland Water District

Historic Agreement to Cut Nitrogen by 20-40%

October 12, 2017

Imagine if we could remove 500 to 1,000 pounds of excess nitrogen from the Bay each day. An historic effort by Portland Water District may… Read more

Upcoming Events

Join us for our
Volunteer Appreciation &
Annual Member’s Meeting

Tuesday, January 23, 2018
(Snow Date: Wednesday, January 24, 2018)

Learn more here.

We’re proud members of

Cover photo: Photograph by Kevin Morris