ENS 45153: Difference between revisions

v t e ENS Event
00:30 Jun 24, 2009
Title	Partial Loss of the Emergency Response Data System (Erds)
Event Description	A partial loss of the ability to send ERDS data to the NRC for greater than 60 minutes occurred. The loss affects transmission of Standby Liquid Control Tank levels, Main Condenser Vacuum levels, and data for North and South Ventilation Stacks and Drywall Post LOCA radiation monitors. The [Safety Parameter Display System] SPDS, [Health Physics Network] HPN and [Emergency Notification System] ENS systems are not affected. Troubleshooting to identify and correct the data loss to ERDS is in progress. The licensee notified the NRC Resident Inspector. * * UPDATE AT 0029 EDT ON 6/24/09 FROM SHULTZ TO HUFFMAN * * * Data for North and South Ventilation Stacks and Drywell Post LOCA radiation monitors was restored to ERDS at 2345 hours0.0271 days <br />0.651 hours <br />0.00388 weeks <br />8.922725e-4 months <br /> on 6/23/09" The licensee will notify the NRC Resident Inspector. * * UPDATE AT 1310 EDT ON 06/24/09 FROM MARK CHRISTOPHER TO S. SANDIN * * * Data gathered from Standby Liquid Control and Main Condenser Vacuum is not plant data that is transmitted to ERDS. ERDS was fully restored with the required input data at 2345 hours0.0271 days <br />0.651 hours <br />0.00388 weeks <br />8.922725e-4 months <br /> on 6/23/2009. The licensee informed the NRC Resident Inspector. Notified R1DO (Henderson).

ENS 45153 +/-
Where
Limerick Pennsylvania (NRC Region 1)
Reporting

10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness
Time - Person (Reporting Time:+-1.83 h-0.0763 days <br />-0.0109 weeks <br />-0.00251 months <br />)
Opened:	Brandon Shultz 22:40 Jun 23, 2009
NRC Officer:	Vince Klco
Last Updated:	Jun 24, 2009
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v • d • e

v t e Emergency Notification System
Limerick with 10 CFR 50.72(b)(3)(xiii), Loss of Emergency Preparedness
WEEKMONTHYEAR2023-02-06T11:30:00 [Table view]
[ENS list for Limerick]

@@ Line 16: / Line 16: @@
 | event date = 06/23/2009 20:30 EDT
 | last update date = 06/24/2009
-| title = Partial Loss Of The Emergency Response Data System (Erds)
+| title = Partial Loss of the Emergency Response Data System (Erds)
 | event text = A partial loss of the ability to send ERDS data to the NRC for greater than 60 minutes occurred. The loss affects transmission of Standby Liquid Control Tank levels, Main Condenser Vacuum levels, and data for North and South Ventilation Stacks and Drywall Post LOCA radiation monitors.
 The [Safety Parameter Display System] SPDS, [Health Physics Network] HPN and [Emergency Notification System] ENS systems are not affected.

Latest revision as of 22:11, 1 March 2018