The Winthrop Harbormaster's Department works to keep Winthrop Harbor safe, by enforcing local and state boating laws and safety regulations, as well as coordinating and assisting in first aid, water rescue, and emergency evacuations. Members of the Harbormaster Department come from a variety of occupational backgrounds including police officers, firefighters, deputy sheriffs, engineers and marine captains, to name a few. The Harbormaster's Department also inspects private mooring systems to ensure issuance of and compliance with the terms of town mooring decals.