ML20034E498

Memo to File Mesa Assessment Event Summary Table 1

ML20034E498
Person / Time
Site:	San Onofre
Issue date:	05/16/2016
From:	Southern California Edison Co
To:	Office of Nuclear Material Safety and Safeguards
Shared Package
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References
Download: ML20034E498 (1)

Text

Record of Radiological Events at the Mesa Table

EVENT NRC INSPECT REPORTS NOVs CARs ITAs/ARs CORRESPONDENCE OTHER REPORTS MEMOS INTERVIEW CONFIRMATION 1

12/1980:

Contaminated Excavation Material Dumped at the Mesa Intersection 50-206/

80-33;81-02 No No No No No No Yes 2

2/1981:

Survey of U1 Excavation Material at Old Highway 101 Landfill No No No ITA# 84311 4/3/81: Results of soil sampling 1/12/84: Phone conversation with NRC regarding potential reportability No 1/17/81; 4/17/81; 2/17/84 Yes 3

10/1981:

Contaminated Material Found at Lower Mesa No No No No 10/7/81: Phone conversation with NRC regarding event No 12/4/81 No 4

7/1983 - 6/1984:

Contaminated Tools &

Equipment Found at Mesa Facilities 50-206/

83-20 10/27/83 2/13/82 ITA #s: 83221; 84295; 84331; and 84386 8/5/83: Request for Licensing to Cover Byproduct Material at Mesa; 7/28/83; Contaminated Material at Mesa GRIP; 10/14/83; Press Release 11/10/83: HP Response to NOV 2/7/84:

Request to SCE to forward final results 3/21/84: Final Survey Results 9/29/83: PNO-V-83-41; 10/7/83: USNRC Exit Interview; 12/21/83: Mesa Radiological Impact Report 12/4/81; 9/20/83; 10/3/83; 10/12/83; 10/18/83; 6/20/84 Yes 5

1219/85:

Contaminated Pipe Found at the Lower Mesa Star Yard 50-206/

86-12 No No No No No No No 6

1988 - 1989:

Contaminated Tools, Components, and Equipment Found at the Mesa Star Yard 50-206/

88-23; 88-26; 89-08; 89-15; and 89-23 No SO-P-1171; and 1177 ITA #s: 89045; 89061 and 89069 3/30/89; E-mails, D. Hernandez & D.

Rosenblum 2/29/89: Stop Work Report, #89-01; 3/22/89: QA Activity Monitoring Report; 3/29/89: Station Log Sheet; 5/5/89:

QA Activity Monitoring Report 041-89; 6/9/89: QA Surveillance Report, SOS-109-89 5/9/89: M&TE Material Flow to Westminster Yes 7

5/1992:

Contaminated Materials Found at the Mesa Salvage Yard No No No ITA# 92115 No No 6/24/92 No 8

1992/94 - 2014 Transfer of Benthic Material to Seaweed Drying Pad 50-206/

86-12;86-21 No No ITA #s: 83181; 84319; 84485; 88020; 90039; 92123;94267; and 94268 No No 5/16/86; 5/24/93; and 5/6/94 Yes 9

1993 - 1994 Damaged Exempt Cl-36 source in HP Classroom 105 of Building G-48 No No No No No No No Yes 10 10/2001:

Contaminated Pliers Found in Building G-44 No No No AR#:

010901163-6 No No No No 11 11/2003:

Contaminated Air Hose Found in Building G-40 No No No AR#:

031100334 No No No No