UPDATE 12.20pm: A CFA media spokeswoman said the leak was caused by a farmer who hit a service line when he was putting in a post.
The CFA attended to keep the scene safe until the gas company arrived to fix the leak.
The incident has since been marked as safe.
Earlier: WARRNAMBOOL fire brigade is responding to reports of a gas leak in the city's east.
Crews were called to the incident at Glenview Drive at 9.37am.
The Vic Emergency websites states there are three vehicles responding.
More to come.