Dive Summary:

• Southern California Edison (SCE) submitted a response to the Nuclear Regulatory Commission’s (NRC) confirmatory action letter as well as a restart plan for Unit 2 of its San Onofre Nuclear Generating Station, which has been offline since January.
• Unit 2 was taken out of service for a planned outage, but cannot be restarted until the plans for its restart have been approved by the NRC; Unit 3 is also out of service and will remain that way until further investigations into a small leak are conducted.
• The restart plan covers repairs to Unit 2 and adds additional monitoring, detection, and response activities, all of which have been validated by three independent experts.

From the article:

Southern California Edison (SCE) submitted its response to the Nuclear Regulatory Commission's (NRC) confirmatory action letter, along with its restart plan for Unit 2 of its San Onofre Nuclear Generating Station.

The unit cannot be restarted until all plans have been approved by the NRC. ...