In addition:
Explosion In Door Co. Causes Injuries, Damage
(WFRV) ELLISON BAY, Wis. Authorities are at the scene of an explosion in Door County.
According to Fire Chief Chris Hecht of the Sister Bay/Liberty Grove Fire Department, three buildings were damaged by the explosion at the Cedar Grove Resort in Ellison Bay.......
http://wfrv.com/topstories/local_story_191073042.html
There is virtually nothing in Door County. Nice quiet, sparsely populated resort area.
>>>>Explosion In Door Co. Causes Injuries, Damage
Looks like this one was gas too. Saying 'propane tank exploded'.