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40 <br />L-1 <br />Alert - An event has occurred that could reduce the <br />plant's level of safety, but back-up systems still <br />work. Emergency agencies are notified and kept <br />informed, but no action by the public is necessary. <br />Site Area Emergency - <br />The event involves major <br />problems with the plant's safety and has progressed <br />to the point that a release of some radioactivity into <br />the air or water is possible, but is not expected to <br />exceed Environmental protection Agency Protective <br />Action Guidelines (PACs). Thus, no action by the <br />public is necessary. <br />General Emergency - The event has caused a loss of <br />safety systems. <br />If such an event occurs, radiation <br />could be released that would penetrate the site <br />boundary. State and local authorities will take action <br />to protect the residents living near the plant. The <br />alert and notification system will be sounded. People <br />in the affected areas could be advised to evacuate, or <br />in some situations, to shelter in place. When the <br />sirens are sounded, radio and television alerts will <br />have site-specific information and instructions. <br />The St. Lucie Nuclear Power Plant is located 12 miles <br />southeast of the City of Ft. Pierce on Hutchinson Island in <br />St. Lucie County. The facility contains two reactors and is <br />owned and operated by the Florida Power & Light <br />Corporation. Counties within the 50 -mile EPZ include all or <br />portion of St. Lucie, Martin, Glades, Osceola, Okeechobee, <br />Brevard, Highlands, Palm Beach and Indian River. <br />Power Failure (outages) <br />In the U.S., from July 2 to August 10, 1996, the Western <br />States Utility Power Grid reported widespread power <br />outages that affected millions of customers in several <br />western states and adjacent areas of Canada and Mexico. <br />These problems resulted from a variety of related causes, <br />including sagging lines due to hot weather, flashovers from <br />transmission lines to nearby trees, and incorrect relay <br />settings. According to the electric utility industry's trade <br />Indian River County Comprehensive Emergency Management Plan Basic Page 28