A large number of beaches have been closed to swimming in Oak Bluffs and West Tisbury due to high levels of enterococcus bacteria found during routine water testing. Health agents in those two towns have put out notices about the closures.

In West Tisbury the following beaches are closed to swimming: Lambert’s Cove, Seth’s Pond, Salt Works at Seven Gates Farm, Long Cove Pond, Long Point at the ocean and the Tisbury Great Pond at the Trustees of Reservations.

In Oak Bluffs the following beaches have been closed to swimming: Inkwell Beach, Pay Beach, Madeiros Cove, and Eastville Beach.

Beaches will be retested and results released as soon as available, health agents said.