As of Saturday, August 24, 2024 at 1:44PM, Kalmus Beach has been re-opened to swimming. The re-opening comes after a water re-test sample collected reported appropriate conditions.
Cyanobacteria Alert – May 22 2026
“When in Doubt, Please Stay Out.” A potentially toxic cyanobacteria bloom has been observed at Hamblin Pond, Barnstable Mystic Lake, Barnstable The town


