Thirteen people have been arrested and more than 100 were found in possession of illicit substances at the Listen Out Festival in Sydney.
Police said they were happy with the partygoers at the festival at Centennial Parklands on Saturday, despite more than 116 people being found with drugs.
Thirteen people were charged with drug related offences.
Three people were taken to hospital with suspected drug-related issues, police said.
Up to 25,000 revellers attended the festival and police said they were happy with the overall behaviour of attendees.
