Some Muskingum County Residents are without electricity today (Thursday) . American Electric Power says 1200 customers are without service in the Zanesville area and eastern Muskingum County. A-E-P says there is no word yet on what caused the problem. But A-E-P says there was a failure at the Bridgeville Sub-station. Perry Elementary School at 6975 East Pike is also affected by the power outage, but classes are continuing. Service should be restored by 2:30 this afternoon.