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On May 29, 2008, at approximately 1136 PDT … On May 29, 2008, at approximately 1136 PDT, the offsite power grid connected to San Onofre experienced a momentary system disturbance. Control Room indicators alerted Operators that the grid frequency dipped to approximately 59.6 Hz. Because frequency dipped below 59.7 Hz, SCE is reporting this event in accordance with 10CFR50.72(b)(3)(v)(D). </br>The frequency dip lasted approximately 10 seconds, reportedly due to a loss of generation in the Pacific Northwest. The grid is currently operating at nominal frequency. </br> </br>At the time of the event, San Onofre Unit 2 was operating in Mode 1 at approximately 99 percent power and Unit 3 was operating in Mode 1 at approximately 80 percent power. The NRC Resident Inspector has been notified of this event and will be provided a copy of this report.nd will be provided a copy of this report. +
18:36:00, 29 May 2008 +
44,247 +
18:06:00, 29 May 2008 +
18:36:00, 29 May 2008 +
On May 29, 2008, at approximately 1136 PDT … On May 29, 2008, at approximately 1136 PDT, the offsite power grid connected to San Onofre experienced a momentary system disturbance. Control Room indicators alerted Operators that the grid frequency dipped to approximately 59.6 Hz. Because frequency dipped below 59.7 Hz, SCE is reporting this event in accordance with 10CFR50.72(b)(3)(v)(D). </br>The frequency dip lasted approximately 10 seconds, reportedly due to a loss of generation in the Pacific Northwest. The grid is currently operating at nominal frequency. </br> </br>At the time of the event, San Onofre Unit 2 was operating in Mode 1 at approximately 99 percent power and Unit 3 was operating in Mode 1 at approximately 80 percent power. The NRC Resident Inspector has been notified of this event and will be provided a copy of this report.nd will be provided a copy of this report. +
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00:00:00, 29 May 2008 +
Modification date"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
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18:36:00, 29 May 2008 +
URL"URL" is a <a href="/Special:Types/URL" title="Special:Types/URL">type</a> and predefined property provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a> to represent URI/URL values.