A police officer has been bitten by a dog and a patrol damaged in the aftermath of an out-of-control party in Rockingham overnight.
Police found about 120 teenagers and a large amount alcohol when they arrived at a home on Arkwell Avenue about 10pm.
The event was declared an out-of-control gathering when a number of youths were found to be intoxicated and guests started throwing bottles.
One party-goer damaged the bonnet of a police car by throwing a brick at the police officers.
The organiser agreed to shut the party down after speaking with police.
One officer was given medical treatment after being bitten by a dog inside the home.
No charges have been laid, but investigations are continuing.