The Beaufort County Sheriff's Office detonated a stick of dynamite that washed ashore on a Harbor Island beach Thursday afternoon.

A beachgoer found the dynamite around 4 p.m., according to a Sheriff's Office news release.

Area residents were alerted and members of the Beaufort County Bomb Squad responded, detonating the explosive in place without incident, according to the release.

No one was injured and no damage reported.

The Sheriff's Office does not know where the dynamite came from.

The beach reopened by 6:45 p.m.

- Tom Barton