The Douglas Dounty Sheriff’s Department has identified the man who died Sunday at the Wakarusa music festival.

The sheriff’s department said it was 29-year-old William J. Pospisil of Key Largo, Fla., who died at the festival.

Foul play is not suspected. The coroner’s office is now investigating.

Sheriff’s officials said toxicology results could take some time to complete.

Fire and medical crews were called to the festival site at Clinton Lake around 4:15 p.m. Sunday to a report of a person not breathing.