State police at Schuylkill Haven are investigating an incident at Lake Wynonah in South Manheim Township, Schuylkill Haven, in which a explosive device was found Sunday morning.

Troopers said about 11:05 a.m. they received a call from a member of the Schuylkill County Dive Team, located in Schuylkill Haven, that they found what they believed to be a pipe bomb at the rear dock marina of the lake. The dive team was performing practice drills in the lake when the discovery was made.

The device was placed in a secured area and a safe perimeter was established. A member of the state police hazardous devices and explosive section was contacted, responded, and took care of the device, troopers said.

Residents of the gated community were notified of the incident, troopers added.