Linn County, IA – One person was critically hurt in a house explosion just outside of Cedar Rapids in Linn County Thursday afternoon.

Sheriff Brian Gardner said the man in his 20s was taken by helicopter to a hospital with life-threatening injuries from the explosion at 5902 Rogers Rd. NW. Officials stated that the man sustained several injuries and severe burns.

The sheriff said some sort of gas caused the explosion but he was not sure if it was propane or natural gas. Officials said the man was working on the property when the explosion happened, but investigators are also not sure yet what caused the gas to explode.

As of this article, firefighters were still putting out the fire from the blast. Fire departments had to bring in water to put out the fire since the home had no fire hydrants nearby.