A complaint filed with California regulators says Southern California Edison boosted the cost of replacing defective steam generators at the troubled San Onofre nuclear plant, according to the Associated Press.
The Alliance for Nuclear Responsibility complaint says the utility violated federal securities law by manipulating inflation calculations so Edison could recover more money from ratepayers.
The complaint filed Wednesday with the state Public Utilities Commission reportedly claims Securities and Exchange Commission filings show costs may have been hiked up to $100 million.
The twin-reactor plant in northern San Diego County has been shut down more than year. A tiny radiation leak led to the discovery of damage to hundreds of tubes that carry radioactive water.