Victoria’s emergency services remain on high alert after a dramatic landslide caused a $2.3 million McCrae home to collapse down a cliff, injuring a council worker who leapt from the second floor to escape.

The worker is recovering in stable condition at Frankston Hospital.

As storms threaten another 20mm of rain, authorities fear more landslides and have expanded exclusion zones, rendering 11 nearby homes uninhabitable and forcing evacuations.

SES Controller Mark Daw stressed uncertainty, warning more slips are likely.

Point Nepean Road will stay closed for at least a week while geotechnical engineers assess risks.

Homeowner and IT entrepreneur Nick Moran expressed relief that his family and others escaped unharmed after a previous landslide narrowly missed his loved ones.

Experts note the area’s ancient, weathered granite increases danger, especially after recent heavy rains.

The Mornington Peninsula Shire has set up a relief hub in Dromana to support displaced residents.