UPDATE 3.11pm: PRELIMINARY examinations have led investigators to believe a house fire at Cohuna was not suspicious.
But inquiries into the blaze, which destroyed the Murray Valley Highway residence, are ongoing.
Fire investigators remain at the scene.
Police have encouraged anyone with information about the fire to call the Swan Hill Police Station on 5036 1600.
EARLIER: DETECTIVES from the Swan Hill Crime Investigation Unit are investigating the cause of a house fire at Cohuna.
Emergency services were called to a property along the Murray Valley Highway about 3.30am.
Firefighters arrived to find the property well alight, a Country Fire Authority spokesman said.
Five units responded to the blaze.
CFA and police remain at the scene.
The house is believed to have been unoccupied at the time of the fire.
More to come.