PNO-III-10-007: Difference between revisions
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# | {{Adams | ||
| number = ML101390615 | |||
| issue date = 05/19/2010 | |||
| title = PNO-III-10-007, Unusual Event Declared at Quad Cities Due to Freon Leak in the Access Building | |||
| author name = Cushman B, Ring M | |||
| author affiliation = NRC/RGN-III | |||
| addressee name = | |||
| addressee affiliation = | |||
| docket = 05000254, 05000265, 07200053 | |||
| license number = DPR-029, DPR-030 | |||
| contact person = | |||
| document report number = PNO-III-10-007 | |||
| document type = NRC Preliminary Notification of Event/Occurrence | |||
| page count = 1 | |||
}} | |||
{{#Wiki_filter:PRELIMINARY NOTIFICATION - REGION III May 19, 2010 PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE -- PNO-III-10-007 | |||
This preliminary notification constitutes EARLY notice of events of POSSIBLE safety or public interest significance. The information is as initially received without verification or evaluation, and is basically all that is known by the Region III staff on this date. | |||
Facility Quad Cities Exelon Generation Co. | |||
Cordova, IL Docket Nos. 50-254; 50-265; 72-053 License Nos. DPR-29; DPR-30 Licensee Emergency Classification x Notification of Unusual Event Alert Site Area Emergency General Emergency Not Applicable | |||
==SUBJECT:== | |||
UNUSUAL EVENT DECLARED AT QUAD CITIES DUE TO FREON LEAK IN THE ACCESS BUILDING | |||
DESCRIPTION: | |||
An Unusual Event was declared at the Quad Cities Nuclear Plant on May 19, 2010, at | |||
13:30 p.m. due to a Freon leak in the plant's Access Facility. | |||
The leak was coming from a valve associated with a refrigeration unit on the roof of the building and has been isolated. | |||
All personnel were evacuated from the area. The problem was confined to the Access Facility, which is not connected to any other buildings. | |||
This issue had no impact on plant operation. Both Quad Cities units remained at full power. | |||
The plant's radiation protection personnel took air samples inside the building to make sure Freon readings were down to acceptable levels and to allow acce ss through the A ccess Facility. | |||
NRC resident inspectors monitored the event from the control room and were in communication with NRC Region III and Headquarters staff. | |||
The State of Illinois has been informed. | |||
The information presented herein has been discussed with the licensee and is current as of 4:00 p.m. (CDT) on May 19, 2010. | |||
ADAMS Accession Number ML101390615. | |||
CONTACT: Mark Ring Brian Cushman 630-829-9703 309-654-2227}} | |||
{{PNO-Nav|region=III}} | |||
Revision as of 14:23, 20 August 2019
| ML101390615 | |
| Person / Time | |
|---|---|
| Site: | Quad Cities  |
| Issue date: | 05/19/2010 |
| From: | Cushman B, Ring M NRC/RGN-III |
| To: | |
| References | |
| PNO-III-10-007 | |
| Download: ML101390615 (1) | |
PRELIMINARY NOTIFICATION - REGION III May 19, 2010 PRELIMINARY NOTIFICATION OF EVENT OR UNUSUAL OCCURRENCE -- PNO-III-10-007
This preliminary notification constitutes EARLY notice of events of POSSIBLE safety or public interest significance. The information is as initially received without verification or evaluation, and is basically all that is known by the Region III staff on this date.
Facility Quad Cities Exelon Generation Co.
Cordova, IL Docket Nos. 50-254; 50-265;72-053 License Nos. DPR-29; DPR-30 Licensee Emergency Classification x Notification of Unusual Event Alert Site Area Emergency General Emergency Not Applicable
SUBJECT:
UNUSUAL EVENT DECLARED AT QUAD CITIES DUE TO FREON LEAK IN THE ACCESS BUILDING
DESCRIPTION:
An Unusual Event was declared at the Quad Cities Nuclear Plant on May 19, 2010, at
13:30 p.m. due to a Freon leak in the plant's Access Facility.
The leak was coming from a valve associated with a refrigeration unit on the roof of the building and has been isolated.
All personnel were evacuated from the area. The problem was confined to the Access Facility, which is not connected to any other buildings.
This issue had no impact on plant operation. Both Quad Cities units remained at full power.
The plant's radiation protection personnel took air samples inside the building to make sure Freon readings were down to acceptable levels and to allow acce ss through the A ccess Facility.
NRC resident inspectors monitored the event from the control room and were in communication with NRC Region III and Headquarters staff.
The State of Illinois has been informed.
The information presented herein has been discussed with the licensee and is current as of 4:00 p.m. (CDT) on May 19, 2010.
ADAMS Accession Number ML101390615.
CONTACT: Mark Ring Brian Cushman 630-829-9703 309-654-2227