Palisades Nuclear Power Plant

Plant in Covert Township has been identified as one of 78 highest performing reactors in nation. But is working on what regulators call a "chilled work environment"

NRC says plant near South Haven operated safely in 2013, and the first half of this year, but problems have not gone away

Mediated settlement includes refresher courses and an ombudsman to help raise concerns about safety

Entergy, which owns the nuclear power plant, says it's taking steps to prevent similar problems in the future.

Nuclear Regulatory Commission official says issue of security department is "problematic"

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