As per the AP:
The U.S. Nuclear Regulatory Commission said an alert at the Oyster Creek plant in Forked River, N.J., ended early Wednesday. An alert is the second-lowest designation in a four-tiered warning system.
The alert was triggered as water rose outside the plant, threatening cooling equipment. NRC officials said water levels had since fallen and were still dropping. The plant, which was offline before the storm, also regained offsite power after losing it.The full history of the alert can be garnered the the NRC (Nuclear Regulatory Commission) event notification report 48452 here.