The owners of the Oyster Creek Nuclear Generating Station have been hit with a second civil penalty levied by the Nuclear Regulatory Commission. The $50,000 penalty is for a separate and distinct security-related violation from one issued in December 2021.

The latest civil penalty, issued Jan. 26, stems from two violations and related performance deficits discovered during an NRC investigation at the site of the decommissioning nuclear plant in the first quarter of 2021, according to the federal…