11:04 pm the mine lost power due to a blown lightning arrestor in the surface substation. 11:15 pm the call was made to evacuate the mine. 11:16 pm MSHA was notified. #3 and #2 hoist were used on generator power to hoist personnel from the mine. All employees were evacuated by 1:16 am. MSHA was made aware at 1:19 am. Power was restored to the mine by 4:30 am.