ENS 51041: Difference between revisions
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| event date = 05/04/2015 03:20 MST | | event date = 05/04/2015 03:20 MST | ||
| last update date = 05/05/2015 | | last update date = 05/05/2015 | ||
| title = Seismic Monitoring System Out | | title = Seismic Monitoring System Out of Service | ||
| event text = The following event description is based on information currently available. If through subsequent reviews of this event additional information is identified that is pertinent to this event or alters the information being provided at this time a follow-up notification will be made via the ENS or under the reporting requirements of 10CFR50.73. | | event text = The following event description is based on information currently available. If through subsequent reviews of this event additional information is identified that is pertinent to this event or alters the information being provided at this time a follow-up notification will be made via the ENS or under the reporting requirements of 10CFR50.73. | ||
This event is being reported pursuant to 10 CFR 50.72(b)(3)(xiii) for a loss of emergency assessment capability at the Palo Verde Nuclear Generating Station (PVNGS). On May 4, 2015 at 0320, seismic monitoring (SM) system force balance accelerometer R0006 was determined to be non-functional due to an emergent equipment failure. On May 4,2015, at approximately 1600, further review of this equipment failure and the related impact to the capability of the SM system determined that this was a reportable loss of emergency assessment capability. | This event is being reported pursuant to 10 CFR 50.72(b)(3)(xiii) for a loss of emergency assessment capability at the Palo Verde Nuclear Generating Station (PVNGS). On May 4, 2015 at 0320, seismic monitoring (SM) system force balance accelerometer R0006 was determined to be non-functional due to an emergent equipment failure. On May 4,2015, at approximately 1600, further review of this equipment failure and the related impact to the capability of the SM system determined that this was a reportable loss of emergency assessment capability. | ||
Latest revision as of 21:47, 1 March 2018
| Where | |
|---|---|
Palo Verde  Arizona (NRC Region 4) | |
| Reporting | |
| 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness | |
| Time - Person (Reporting Time:+14.47 h0.603 days <br />0.0861 weeks <br />0.0198 months <br />) | |
| Opened: | Anton Pestka 00:48 May 5, 2015 |
| NRC Officer: | Vince Klco |
| Last Updated: | May 5, 2015 |
| 51041 - NRC Website
| |