Police arrived in Gossamer Street around 12.20am after receiving several Triple Zero reports of shots being fired.

When officers arrived, they found a man standing next to a vehicle.

As they approached the man, they allegedly noticed 12-gauge shotgun in the vehicle.

The 26-year-old Leeton man was arrested and upon further inspection, police discovered the gun was loaded with five live rounds.

The man was taken to police station and breath-tested, allegedly returning a reading of .141.

Back in Gossamer Street, police established a crime scene and six spent shell cartridges were seized and taken for forensic examination.

Detectives have canvassed the neighbourhood and statements are being obtained. The man was still at Leeton police station on Monday morning.