Wheelabrator Saugus maintains the Bear Creek Wildlife Sanctuary, a 370-acre wildlife refuge abutting the 2,274-acre Rumney Marsh ecosystem in Saugus and Revere. Situated directly behind Wheelabrator Saugus, the Bear Creek Wildlife Sanctuary is certified by the Wildlife Habitat Council as both a Wildlife at Work and a Corporate Lands for Learning habitat location.

The Sanctuary may be accessed by authorized volunteers and on organized bird walks.