ENS 49661: Difference between revisions
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| event date = 12/19/2013 08:38 PST | | event date = 12/19/2013 08:38 PST | ||
| last update date = 12/20/2013 | | last update date = 12/20/2013 | ||
| title = Both Divisions | | title = Both Divisions of Primary Containment Oxygen and Hydrogen Atmospheric Monitors Inoperable for Maintenance | ||
| event text = This notification is being made due to a loss of emergency assessment capability in accordance with 10 CFR 50.72(b)(3)(xiii). At 0838 PST on 12/19/2013, the Division 1 sample rack for monitoring primary containment oxygen and hydrogen atmospheric concentrations was removed from service for planned maintenance activities. The Division 1 sample rack is expected to be out of service for 14 hours. The redundant Division 2 sample rack was previously removed from service for maintenance and remains out of service for repairs. Compensatory measures to monitor primary containment for hydrogen and oxygen are available via grab samples using chemistry procedures. | | event text = This notification is being made due to a loss of emergency assessment capability in accordance with 10 CFR 50.72(b)(3)(xiii). At 0838 PST on 12/19/2013, the Division 1 sample rack for monitoring primary containment oxygen and hydrogen atmospheric concentrations was removed from service for planned maintenance activities. The Division 1 sample rack is expected to be out of service for 14 hours. The redundant Division 2 sample rack was previously removed from service for maintenance and remains out of service for repairs. Compensatory measures to monitor primary containment for hydrogen and oxygen are available via grab samples using chemistry procedures. | ||
The NRC Resident Inspector has been notified. | The NRC Resident Inspector has been notified. | ||
Latest revision as of 20:52, 1 March 2018
| Where | |
|---|---|
Columbia Generating Station  Washington (NRC Region 4) | |
| Reporting | |
| 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness | |
| Time - Person (Reporting Time:+-3.67 h-0.153 days <br />-0.0218 weeks <br />-0.00503 months <br />) | |
| Opened: | Greg Knudson 12:58 Dec 19, 2013 |
| NRC Officer: | Donald Norwood |
| Last Updated: | Dec 20, 2013 |
| 49661 - NRC Website
| |