A power outage occurred at 5 Shaft at approx 3pm on 9/2/13. Recloser #1 at MOS #3 sub tripped and locked out; this is suspected to have occurred due to storm activity in the area. #5 Hoist lost power just as it began hoisting 14 employees. Power was restored about 2.5 hours later. After hoist checks were completed all employees were then safely raised to surface.