GOLETA, Calif. -

Santa Barbara County firefighters are investigating the cause of a mobile home that erupted in flames.

The fierry explosion happened around 1:30 p.m. Wednesday in the 900 block of Ward Drive, and destroyed the double-wide home.

Firefighters were able to keep the flames from spreading to other homes in the community.

The 217 freeway off-ramp was closed for a short time.

Initial reports said that propane tank may have exploded.

One bystander suffered heat stroke while watching the incident unfold.

945 Ward Dr, Goleta, CA 93111