ML19225B151

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Forwards IE Info Notice 79-18, Skylab Reentry. No Action Required
ML19225B151
Person / Time
Site: 05000139
Issue date: 07/06/1979
From: Engelken R
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V)
To: Carlson D
WASHINGTON, UNIV. OF, SEATTLE, WA
References
NUDOCS 7907230772
Download: ML19225B151 (1)


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NUCLEAR REGULATORY COMMISSION i,, j REGION V D,84&if d'g 1.40 N. CALIF ORNI A COUL EVARD s

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WALNUT CREE K, CALIFORNIA 94V6 July 6,1979 Docket ??o. 50-139 University of Washington Seattle, Washington 53105 Attention:

Dale A. Carlson College of Engineering Gentlecer::

This Information l'otice is provided as an early notification of a possibly significant matter.

It is expected that recipients will review the informa-tior for possible applicability to their facilities.

fio specific action or response is requested at this time.

If you have questions regarding this matter, please contact the Director of the apprcpriate flRC P,egional Office.

Sincerely, i) * '

Ii 'L ( /

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~

R. H. Engelken Director

Enclosure:

IE Information flotice F. 79-18 g r O'Z 2'S O 7 7 1 -

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348 350

UNITED STATES NUCLEAR REGULATORY COMMISSION OFFICE OF INSPECTION AND ENFORCEi1ENT WASHINGTON, D.C.

20555 July 6, 1979 IE Information Notice No. 79-18 SKYLAB REENTRY Description of Circumstances:

The most recent dates for reentry of Skylab are July 10 to 14,1979, with July 12, as the most probable date.

Recognizing that a hit on a nuclear power olant would be highly unlikely by Skylab debris, the NRC believes it would be prudent for licensees to review their contingency plans in case such an event should actually occur.

The NRC is in communication with the Department of Energy (DOE), and will receive notification from them as soon as the reentry corridor can be established. This notification may occur within 1 to 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> before reentry actua ly occurs.

If it is determined that there are any licensed nuclear power plants in the reentry corridor, the plants will receive notification from their respective Regional Office via the dedicated phone line.

This Informatior Notice is provided as an ea ly notification of a possibly significant matter.

It is expected that recipients will review the informa-tion for possible applicability to their facilities.

No specific action or response is requested at this time.

If further NRC evaluations so indicate, an IE Circular or Bulletin b. I be issued to recomend or request specific licnesee actions.

If you have questions regarding the matter, please contact the Director of the appropriate NRC Regional Office.

No written responst a this inforriation notice is required.

Enclosure:

List of IE Information Notices Issued in 1979 348 351 7907120387

IE Information Notice No. 79-18 Enclosure July 6, 1979 Page 1 of 2 LISTING OF IE INF0911ATION NOTICES ISSUED IN 1979 Information Subject Date Issued To Notice No.

Issued 79-01 Bergen-Paterson Hydraulic 2/2/79 All pg.:er reactor Shock and Sway Arrestor facilities with an OL or a CP 79-02 Attempted Extortion -

2/2/79 All Fuel Facilities Low Enriched Uranium 79-C3 Linitorque Vab.e Geared 2/9/79 All power reactor Linit Switen Lubricant facilitics with an OL c. a CP 79-04 Cegradation af 2/16/79 All power reactor i

Eng neered facilities with an Sciety Features OL or a CP 79-05 Use of Inproper Materials 3/21/79 All power reactor in fafety-Related Components facilities with an OL or CP 79-06 Stress Analysis of 3/23/79 All Holders of Safety-Related Piping Reactor OL or CP 79-07 Rupture of Radwaste Tanks 3/26/79 All power reactor facilities with an OL or CP 79-08 Interconnection of 3/28/79 All power reactor Contaminated Systems with facilities with an Service Air Systems Used OL and Pu Processing As the Source of Breathing fuel facilities Air 79-09 Spill of Radioactively 3/30/79 All power reactor Contaminated Resin facilities with aa OL 79-10 Nonconforming Pipe 4/16/79 All p,wer reactor Support Struts facilities with a CP 79-11 Lower Reactor Vessel "ead 5/7/79 All holders of Reactor Insulatico Suppnrt Problen OLs and cps 348 352

IE Information flotice flo. 79-18 Enclosure July 6, 1979 Page 2 of 2 LISTIfiG OF IE If; FORMATION NOTICES ISSUED If1 1979 Information Subject Date Issued To flotice flo.

Issued 79-12 Attempted Damage to New 5/11/79 All Fuel Facilities Fuel Assemblies Research Reactors, and Power Reactors with an OL or CP 79-13 Indication of Low Water 5/29/79 All Holders of Peactor Level in the Oyster Creek OLs and cps Reactor 79-14 i;RC Position of Electrical 6/11/79 All Power Reactor Cable Support Systems Facilities with a CP 79-15 Deficient Procedures 6/7/79 All Holders of Reactor OLs and cps 79-16 Muclear Ir.cident at Three 6/22/79 All Research Reactors f4ile Island and Test Reactors with Ols 79-17 Source Holder Assembly Damage 6/20/79 All Holders of Reactor Damage From Misfit Between OLs and cps Assembly and Reactor Upper Grid Plate 348 353