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05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed
Show incoming properties 
Category
LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT  and Licensee Event Report
Accession number
ML20215L760  +
Area
Switchyard +
CFR
10 CFR 50.73#a2 +
Docket
05000277  +, 00277  +  and 00278  +
From
Exelon +, (FORMERLY PHILADELPHIA ELECTRIC +, Logue R +  and Birely W +
Has query"Has query" is a predefined property that represents meta information (in form of a <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Subobject">subobject</a>) about individual queries and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +, 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +  and 05000277/LER-1987-004-02, :on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +
Hours
2.083333e-4 d (0.005 hours, 2.97619e-5 weeks, 6.849e-6 months)  +
Issue date
May 7, 1987  +
LER number
4  +
LER year
1,987  +
Modification date"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
02:38:29, 4 December 2024  +
Page count
5  +
Power source
4kV +
Reporting criterion
10 CFR 50.73(a)(2) +
SSC
31es-4104 +
Site
Peach Bottom +
Start date
May 7, 1987  +
State
Washington +
System
Secondary containment +, Reactor Protection System +, Primary Containment Isolation System +, Primary containment +  and Standby Gas Treatment System +
Title
:on 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed   +
Title:
On 870407,primary Containment Isolations Occurred.Caused by Partial Loss of Offsite Power Due to Buildup of Snow on Power Lines & Contact W/Trees.Trees Near 220-kV Lines Trimmed +
To
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM) +
Topic
Half scram +  and Loss of Offsite Power +
URL"URL" is a <a href="/Special:Types/URL" title="Special:Types/URL">type</a> and predefined property provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a> to represent URI/URL values.
https://lersearch.inl.gov/Index.aspx?Page=PDFView?Doc::2771987004R02.pdf  +  and http://pbadupws.nrc.gov/docs/ML2021/ML20215L760.pdf  +
 
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