INVESTIGATIONS are underway after police executed an operation on High Street, Lancefield on Tuesday.

Police attended the address following reports of a man armed with a firearm at about 9am.

Police began calling out to anyone inside after shutting down a portion of the road.

After receiving no response, police entered and cleared the property about 1.20pm, establishing there were no occupants inside.

Lancefield Primary School also reportedly went into lockdown.

The investigation is ongoing.