The Assateague Island National Seashore lifeguard protected swimming area at North Ocean Beach is in operation from 9:00 am to 5:00 pm seven-days a week. The Assateague State Park lifeguard protected swimming area is in operation from 10:00 am to 5:00 pm, with a lifeguard patrolling on an ATV (all-terrain vehicle) until 7:00 pm. Lifeguards and red flags are actively warning swimmers of persistent seaward or “rip” currents along Assateague’s beaches.