Hotel / Motel, Hotel / Restaurant Spartanburg, SC – Sprinkler system activates after explosion at Sleep Inn motel July 12, 2016 viking210 Several fire department were called to a motel Saturday night after reports of an explosion that came from one of the rooms,the Spartanburg County Sheriff’s Office said. County dispatchers said crews were called out to the Sleep Inn on South Blackstock Road in Spartanburg County just after 6 p.m. Deputies said the motel was evacuated and the house sprinkler system was activated. The cause of the explosion is unknown at this time, and deputies said there is no indication it was a result of a meth lab, officials said. The Sheriff’s Office is continuing the investigation.