Nuclear Plant in N.J. on Alert as Sandy Tests Industry

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Hurricane Sandy forced three nuclear power plants to shut and put another on alert as federal regulators dispatched inspectors to monitor 11 facilities in the path of the storm, the biggest test for the U.S. industry since a crisis in Japan more than 18 months ago.

Public Service Enterprise Group Inc. manually closed its 1,174-megawatt Salem Unit 1, about 18 miles south of Wilmington, Delaware, when four of six circulating pumps were no longer available because of weather, according to Joe Delmar, a company spokesman. The unit operated at full power yesterday, while unit 2 was shut for refueling.