South Korea's Wolsong No.1 reactor insecure against natural disasters - private group

SEOUL (Reuters) - South Korea's second-oldest nuclear reactor, whose operator wants to run it till 2022, is not safe enough, a private advisory group which reviewed natural disaster simulation tests by the operator, was quoted in a report released by the nuclear watchdog on Tuesday.

Yet, the Korea Institute for Nuclear Safety, which also reviewed the test simulating disasters such as earthquakes and tsunami on Wolsong No.1, said in the report that the more than 30-year-old reactor was safe enough to continue to operate.