Police are appealing for information after a man pulled a gun on people in separate encounters at Cringila and Woonona.
Police have been told a man pulled up in front of a property in Malcolm Avenue, Cringila, just after 9pm Thursday.
He pulled a gun on a 37-year-old man before driving away.
A short time later, the man is believed to have confronted a group of people in Campbell Street, Woonona, while armed with a firearm.
Police from Lake Illawarra and Wollongong Local Area Commands have launched an investigation.
No one was injured in either encounter.
It is believed all parties are known to each other.
Police are appealing for anyone who has information about the incidents to contact Crime Stoppers on 1800 333 000.