Ottawa Fire Services battled a blaze in Orleans Sunday morning.
A basement unit in a two-storey row home caught fire shortly before 11 a.m.
Ottawa Fire says they received a 9-1-1 call from a neighbour to 747 Hanock Crescent.
Crews were able to extinguish the blaze within an hour.
The residents are displaced, but do not require Victim Services.
Damages are estimated at $70,000.
An Ottawa Fire Services Investigator is responding to the incident.