MYRTLE BEACH, S.C. — After successfully rescuing a young girl from a rip current Friday night, a Good Samaritan was pulled underwater and later found dead.

The incident occurred at approximately 7:53 p.m. near 10th Avenue South in Myrtle Beach, after lifeguards had already gone off duty. 

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According to authorities, the Good Samaritan managed to get the girl to safety before being pulled underwater by the current.

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The Myrtle Beach Police and Fire departments launched a search that continued into the following morning. 

Authorities confirmed that the missing swimmer's body washed ashore and was recovered at 1:00 p.m. Saturday.

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Rip currents typically move at 1 to 2 feet per second, but dangerous swells can accelerate up to 8 feet per second.

This intense speed allows them to rapidly overpower swimmers and sweep them far out to sea.