ML20009E180

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Advises That IE Info Notice 81-09, Degradation of Residual Heat Removal (RHR) Sys, Was Sent to Listed Licensees
ML20009E180
Person / Time
Site: Beaver Valley, Millstone, Calvert Cliffs, Dresden, Peach Bottom, Salem, Nine Mile Point, Indian Point, Oyster Creek, Hope Creek, Pilgrim, Arkansas Nuclear, Susquehanna, Seabrook, Limerick, Vermont Yankee, Haddam Neck, Ginna, Farley, Sterling, Yankee Rowe, Maine Yankee, FitzPatrick, 05000363, 05000516, 05000517, Shoreham, Crane  Entergy icon.png
Issue date: 03/26/1981
From: Eisenhut D
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I), Office of Nuclear Reactor Regulation
To:
ALABAMA POWER CO., ARKANSAS POWER & LIGHT CO., COMMONWEALTH EDISON CO., NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
References
NUDOCS 8107270192
Download: ML20009E180 (4)


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D}2Js l8l LIST OF HOLDERS OF NUCLEAR POWER REACTOR OPERATING LICE 0SES AND CONSTRUCTION PERMITS RECEIVING IE INFORMATION NOTICE NO. 81-09 Baltimore Gas and Electric Company Docu t Nos. 50-317 ATTN: Mr. A. E. Lundvall, Jr.

50-318 Vice President, Supply P. O. Box 1475 Baltimore, Maryland 21203 Boston Edison Company M/C Nuclear Docket No. 50-293 ATTN: Mr. A. V. Morisi Nuclear Operations Support Manager 800 Boylston Street Boston, Massachusetts 02199 Connecticut Yankee Atomic Power Company 06cket No. 50-213 ATTN: Mr. W. G. Counsil Vice President - Nuclear Engineering and Operations P. O. Box 270 Hartford, Connecticut 06101 Consolidated Edison Company of Docket Nos. 50-03 New York, Inc.

50-247 l

ATTN: Mr. John D. O'Toole Assistant Vice President - Nuclear Affairs and Quality Asstrance 4 Irving Place New York, New York 10003 Duquesne Li yht Company Docket No. 50-334 ATTN:

Mr. C. N. Duna Vice President Operations Division 435 Sixth Avenue Pittsburgh, Pennsylvania 15219 Jersey Central Power and Light Company Docket No. 50-219 ATTN: Mr. Ivan R. Finfrock, Jr.

Vice President Oyster Creek Nuclear Generating Station P. O. Box 388 Forked River, New Jersey 08731 14

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2 Maine Yankee Atomic Power Company Docket No. 50-309 ATTN: Mr. Robert H. Groce Senior Engineer-Licensing 1671 Worcester Road Framingham, Massachusetts 01701 Metropolitan Edison Company Docket No. 50-289 ATTN: Mr. H. D. Hukill Vice President and Director of TMI-1 P. O. Box 480 Middletown, Pennsylvania 17057 Metropolitan Edison Company Docket No. 50-320 ATTN: Mr. G. K. Hovey Vice President and Director of TMI-2 P. O. Box 480 Middletown, Pennsylvania 17057 Niagara Mohawk Power Corporation Docket No. 50-220 ATTN: Mr. T. E. Lempges Vice President Nuclear Generation 300 Erie Boulevard West Syracuse, New York 13202 Northeast Nuclear Energy Company Docket Nos. 50-336 ATTN: Mr. W. G. Counsil 50-245 Senior Vice President - Nuclear 50-423 Engineering and Operations P. O. Box 270 Hartford, Connecticut 06101 i

Philadelphia Electric Company Docket Nos. 50-277 ATTN: Mr. S. L. Daltroff 50-278 Vice President Electric Production 2301 Market Street Philadelphia, Pennsylvania 19101 Power Authority of the State of New York Docket No. 50-286 Indian Point 3 Nuclear Power Plant ATTN:

Mr. S. S. Zulla Resident Manager P. O. Box 215 Buchanan, New York 10511 pvwm4-

3 Power Authority of the State of New York Docket No. 50-333 James A. FitzPatrick Nuclear Power Plant ATTN: Mr. R. J. Pasternak Resident Managee P. O. Box 41 Lycoming, New York 13093 Public Service Electric and Gas Company Docket Nos. 50-272 ATTN: Mr. F. W. Schneider.

50-311 Vice President - Production 80 Park Plaza - 15A Newark, New Jersey 07101 Rochester Gas and Electric Corporation Docket No. 50-244 ATTN:

Mr. John E. Maier Vice President Electric and Steam Production 89 East Avenue Rochester, New York 14649 Vermont Yankee Nuclear Power Corporation Docket No. 50-271 ATTN:

Mr. Robert L. Smith Licensing Engineer 1671 Worcester Road Framingham, Massachusetts 01701 Yankee Atomic Electric Company Docket No. 50-29 ATTN:

Mr. James A. Kay Senior Engineer-Licensing 1671 Worcester Road Framingham, Massachusetts 01701 Ouquesne Light Company Docket No. 50-412 ATTN:

Mr. E. J. Woolever Vice President 435 Sixth Avenue Pittsburgh, Pennsylvania 15219 Jersey Central Power & Light Company Docket No. 50-363 ATTN: Mr. I. R. Finfrock, Jr.

Vice President 260 Cherry Hill Road Parsippany, New Jersey 0705A Long Island Lighting Company Docket No. 50-322 ATTN: Mr. M. S. Pollock Vice President - Nuclear 175 East Old Country Road Hicksville, New York 11801

4 Long Island Lighting Company Docket Nos. 50-516 ATTN: Mr. Charles P. Davis 50-517 Senior Vice President 250 Old Country Road Mineola, New York 11501 Niagara Mohawk Power Corporation Docket No. 50-410 ATTN: Mr. Gerald K. Rhode Vice President System Project Management c/o Miss Catherine R. Seibert 300 Erie Boulevard, West Syracuse, NY 13202 Pennsylvania Power & Light Company Docket Nos. 50-387 ATTN: Mr. Norman W. Curtis 50-388 Vice President Engineering and Construction - Nuclear 2 North Ninth. Street Allentown, Pennsylvania 18101 Philadelphia Electric Company Docket Nos. 50-352 ATTN: Mr. John S. Kemper 50-353 Vice President Engineering and Research 2301 Market Street Philadelphia, Pennsylvania 19101 Public Service Electric & Gas Company Docket Nos. 50-354 ATTN: Mr. T. J. Martin 50-355 Vice President Engineering and Construction 80 Park Plaza - 17C Newark, New Jersey 07101 Public Service Company of New Hampshire Docket Nos. 50-443 ATTN: Mr. W. C. Tallman 50-444 Chairman and Chief Executive Officer 1000 Elm' Street Manchester, New Hampshire 03105 Rochester Gas & Electric Corporation Docket No. 50-485 ATTN: Mr. J. E. Arthur Chief Engineer 89 East Avenue

. Rochester, New York 14649 l

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SSINS No.:

6835 Accession No.:

8011040280 IN 81-09 UNITED STATES NUCLEAR REGULATORY COMMISSI'N OFFICE OF INSPECTION AND ENFORC INT WASHINGTON, D.C.

20555 March 26, 1981 IE Information Notice No. 81-09:

DEGRADATION OF RESIDUAL HEAT REMOVAL (RHR)

SYSTEM Descilption of Circumstances:

Rece'nt, repeated expressions of serious concern have been made regarding loss of shutdown cooling capability (IEB 80-12 and IN 80-20).

Nevertheless, an additional instance has occurred in which proper attention was not given to assure reliability of the shutdown cocling function.

On March 5,1981 during a shutdown at Beaver Valley, residual heat removal (RHR) flow was severely degraded while the water level was near the hot leg midpoint. During the 54 minutes necded to vent both RHR pumps and add approxi-mately 600 gallons of water to the primary system, primary coolant temperature increased from 102 F to 168 F.

The event occurred when water was slowly lost from the reference leg of a temporary (tygon tubing) differential pressure system installed to measure water level in the primary system.

There were no required surveillance procedures to checi proper operation of the wate'r level instrument.

Consequently, the reference leg water loss was not detected until the actual primary system water level de reased to about 6" below the indicated level, sufficiently los to alluw air entrainment in the RHR suction line, which air-bound both RHR pumps.

Loss of shutdown cooling capability is a potentially significant contributor to the total risk associated with nuclear power (Reactor Safety Study, WASH - 1400, pg. 135.)

It is expected that licensees will review the circumstances of this event and take appropriate actions to assure shutdown cooling system operability.

This notification, in conjunction with IEB 80-12 and IN 80-20, is intended to convey the seriousness of NRC concern with failures to maintain adequate decay heat removal provisions.

No written response to this information notice is required.

If you require additional information with regard to this subject, please contact the appropriate NRC Regional Office

Attachment:

Recently issued IE Information Notices s

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IN 81-09 March 26, 1981 RECENTLY ISSUED IE.INFORMATION NOTICES Information Si' ject Date Issued to Notice No.

Issued 81-10 Inadvertant Containment 3/25/81 All holders of a Spray Due to Personnel power reactor Error OL or CP i

81-08 Repetitive Failure 3/20/81 All holders of a of Limitorque SMB-4 power reactor Motor-To-Shaft OL or CP 81-07 Potential Problems 3/16/81 All holders of a with Water-Soluble power reactor OL Purge Dam Materials or CP Used During Inert Gas Welding 81-06 Failure of ITE Model 3/11/81 All holders of a 600 Circuit Breaker power reactor 81-05 Degraded DC System 3/13/81 All holders of at Palisades a power reactor OL or CP i

81-04 Cracking in Main 2/27/81 All holders of a Steam Lines power reactor OL or CP 81-03 Checklist for 2/2/81 All holders of a Licensees Making power reactor Notifications of OL Significant Events in Accordance with 10-CFR 50.72 81-02 Transportation of 1/23/81 All holcars of a Radiography Devices radiography license 81-01 Possible Failures of 1/16/81 All holders of a General Electric power reactor OL Type HFA Relays or CP 80-45 Potential Failure of 12/17/80 All holders of a 8WR Backup Manual power reactor s

Scram Capability OL or CP

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