Chorley Police are currently at the scene of a suspected gas explosion on Kirkby Avenue, Clayton-le-Woods.
A police spokesman said:
“We were called at around 1.30pm today (Friday, October 15) to a report a house had collapsed.
“Our officers are at the scene along with our colleagues from Lancashire Fire and Rescue Service and the Ambulance Service.
“A safety cordon has been put in place and nearby residents have been evacuated.
“Road closures have been put in place and people are being advised to avoid the area.”