FORT BEND COUNTY, Texas -

Three people were seriously burned in a home explosion in Arcola, according to the Fort Bend County fire marshal.

It happened around 9:30 p.m. Friday on West Davis and Davis Street.

The explosion caught the house on fire and fully engulfed the one story home.

Three people living inside the home were hurt.

According to investigators, a 75-year-old woman was had 40% of her body burned. She was flown to the hospital in serious condition.

Her daughter and the daughter's boyfriend also were burned and taken to the hospital in stable condition.

Arson is investigating the fire.