Firefighters say the blaze started at around 8:30 a.m. Barbara Orrego dragged her mother, Katherine Foote, from a bedroom that was on fire toward the front door. From there, a neighbor pulled Foote up to the road.
Oxygen from tanks inside the home caused small explosions.
The mobile home was destroyed.
The Cattaraugus County Fire Investigation Team has been called to determine the cause of the blaze.