The quake struck about 2am on Sunday,with about 5000 people reporting they felt the quake as far as Sunshine in Melbourne’s west,St Kilda and Reservoir.
Victoria’s State Emergency Service said there had some calls for assistance,but there had only been minor damage and no injuries were reported.
Premier Jacinta Allan told reporters on Sunday morning that two properties in the Colac area may have been damaged in the earthquake.
“I’m advised that following the magnitude 5.0 earthquake that was experienced around the Colac area overnight,there are two properties that may have some damage. There’s obviously further assessments being undertaken because,of course,there was also aftershocks that were experienced as well,” Allan said.
An aftershock of 3.5 magnitude was felt at 5.44am in Apollo Bay.
Adam Pascale,chief scientist at the Seismology Research Centre,was woken by the quake.