High Quality Content by WIKIPEDIA articles! Oldbury nuclear power station is a nuclear power station located on the south bank of the River Severn close to the village of Oldbury-on-Severn in South Gloucestershire, England. It is operated by Magnox North Limited, on behalf of the Nuclear Decommissioning Authority (NDA). Oldbury is one of four stations located close to the mouth of the River Severn and the Bristol Channel, the others being Berkeley, Hinkley Point A and Hinkley Point B.