Hyannis Yacht Club Beach Beach has been re-opened to swimming as of Tuesday, August 13, 2024 at 5:10 PM. The re-opening comes after a water re-test sample collected reported appropriate conditions.
Cyanobacteria Alert – June 4 2026
June 4, 2026
“When in Doubt, Please Stay Out.” A potentially toxic cyanobacteria bloom has been identified at the following pond(s): Mares Pond, Falmouth Snake Pond, Sandwich Queen