ENS 47684: Difference between revisions
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| event date = 02/22/2012 13:45 EST | | event date = 02/22/2012 13:45 EST | ||
| last update date = 02/22/2012 | | last update date = 02/22/2012 | ||
| title = Electrical Distribution System Maintenance | | title = Electrical Distribution System Maintenance to Impact Emergency Response Facilities | ||
| event text = Calvert Cliffs will be performing planned U-1 Refueling Outage maintenance to a portion of the sites 1E Electrical Distribution System. This maintenance window is expected to be 36 hours long and will start at 1400 today. This will impact the dissemination of plant data to the TSC, EOF, and OSC. ERDS will also be out of service for both Unit-1 and Unit-2. Should an emergency be declared during this period, the Control Room will continue to have the capability to retrieve plant data inputs to assess plant conditions and perform core damage assessment. | | event text = Calvert Cliffs will be performing planned U-1 Refueling Outage maintenance to a portion of the sites 1E Electrical Distribution System. This maintenance window is expected to be 36 hours long and will start at 1400 today. This will impact the dissemination of plant data to the TSC, EOF, and OSC. ERDS will also be out of service for both Unit-1 and Unit-2. Should an emergency be declared during this period, the Control Room will continue to have the capability to retrieve plant data inputs to assess plant conditions and perform core damage assessment. | ||
Control Room Emergency Response Organization personnel will use backup methods already captured in emergency response procedures to disseminate plant parameter data to the effected Emergency Response Facilities and NRC during the plant data network outage. MIDAS (Meteorological Data) will continue to be operational at the site. | Control Room Emergency Response Organization personnel will use backup methods already captured in emergency response procedures to disseminate plant parameter data to the effected Emergency Response Facilities and NRC during the plant data network outage. MIDAS (Meteorological Data) will continue to be operational at the site. | ||
Latest revision as of 22:04, 1 March 2018
| Where | |
|---|---|
Calvert Cliffs  Maryland (NRC Region 1) | |
| Reporting | |
| 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness | |
| Time - Person (Reporting Time:+-4.78 h-0.199 days <br />-0.0285 weeks <br />-0.00655 months <br />) | |
| Opened: | Charles Morgan 13:58 Feb 22, 2012 |
| NRC Officer: | Pete Snyder |
| Last Updated: | Feb 22, 2012 |
| 47684 - NRC Website
| |