Mason City, IA (NorthwestIowaNow) — A Spirit Lake man was found dead early Wednesday morning in a Mason City park, according to local authorities.

At approximately 1:08 a.m. on July 8, Mason City Police officers responded to a report of an unresponsive adult male lying on the ground inside Lester Milligan Park, located at 1180 15th Street SW.

Upon arrival, officers discovered a deceased man near a vehicle in the park’s gravel parking lot. Mason City Fire Department medics and an investigator from the Cerro Gordo County Medical Examiner’s Office also responded to the scene.

Authorities identified the man as 47-year-old Bradley Johnson of Spirit Lake. His family has been notified.

Investigators with the Mason City Police Department and the Medical Examiner’s Office processed the scene. Police said there is no indication of a threat to the public, and investigators do not believe any additional individuals were involved.

The Iowa State Medical Examiner’s Office will conduct an autopsy as part of the ongoing investigation.

The death remains under investigation. No further information has been released.