San Onofre's Seismic Study to Play Role in Nuclear Plant's Future

San Onofre's Seismic Study to Play Role in Nuclear Plant's Future Patch.com Since the leak, Edison has been working with the US Nuclear Regulatory Commission to complete certain benchmark inspections before the commission will allow the units to be restarted. The impending seismic study at San Onofre comes as the regulatory ... Earthquake generates nuclear plant safety concerns KFMB News 8 - ‎Apr 24, 2012‎ It may be the first along the San Joaquin Hills thrust fault discovered 13 years ago. There were no reports of damage or injury from Monday's quake, but it is generating concerns, over the safety of the San Onofre nuclear plant.