ML19322E966

Advises That Potential Deficiency Reported on 800226 Involving Main Feedline Rupture W/Assumed Failure in Steam Generator Blowdown Sys Does Not Constitute Safety Concern. Considers Matter Closed

ML19322E966
Person / Time
Site:	South Texas
Issue date:	03/27/1980
From:	Oprea G HOUSTON LIGHTING & POWER CO.
To:	Seyfrit K NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
References
ST-HL-AE-437, NUDOCS 8004040390
Download: ML19322E966 (3)

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f The Light Company Hotiston U hnng & nw m hx 1700 Houston Texas 77001 (713)228 9211 E

March 27, 1980 ST-HL-AE-437 SFN: V-0530 Mr. Karl Seyfrit Director, Region IV Nuclear Regulatory Commission 611 Ryan Plaza Drive, Suite 1000 Arlington, Texas 76102

Dear Mr. Seyfrit:

South Texas Project Units 1 & 2 Docket Nos. STN 50-498, STN 50-499 Potential for Reduced Cooling With Steam Generator Blowdown On February 26, 1980, Houston Lighting & Power Ccmpany notified your office of a potential deficiency involving a main feedline rupture with an assumed failure in the Steam Generator Blowdown System.

An evaluation of this matter has revealed that there is no associated safety concern.

Thus, this matter is considered closed.

Very truly yours, x

• -i ONI Ex vutiveWice President SSR:bf l

Vh9 8004040 39o

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y;btq, & Po,e Ca:pany ST-HL-AE-437 Page 2 CC: E. A. -Turner D.G. Barker C.L. McNeese H.R. Dean R.L. Waldrop G.B. Painter A.J. Granger R. A. Frazar M.D. Schwarz (Baker & Botts)

R. __Gordon Gooch (Baker & Botts)

J.R. Newnan (Lowenstein, Newman, Reis, Axelrad & Toll)

Director, Office of Inspection & Enforcement Nuclear Regulatory Commission Washington, D.C. 20555 M.L. Borchelt Executive Vice President Central Power & Light Company P.O. Box 2121 Corpus Christi, Texas 78403 R.L. Hancock Director of Electrical Utilities City of Austin P.O. Box 1088 Austin, Texas 78767 J.B. Poston Assistant General Manager of Operations City Public Service Board P.O. Box 1771 San Antonio, Texas 78296 R.C. Mecke City Public Service Board P.O. Box 1771 San Antonio, Texas 78295 M.C. Nitcholas City of Austin P.O. Box 1088 Austin, Texas 78767 R.L. Range Central Power & Light Company P.O. Box 2121 Corpus Christi, Texas 78403 Charles Bechoefer, Esquire Chairman, Atomic Safety & Licensing Board U.S. Nuclear Regulatory Commission Washington, D.C.

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Houston tr) ting & Tbur Company ST-HL-AE-437 Page 3 Dr. James C. Lamb, III 313 Woodhaven Road Chapel Hill, North Carolina 27514 Dr. Emneth A. Luebke Atomic Safety & Licensing Commission U.S. Nuclear Regulatory Commission Washington, D.C.

20555 Steven A. Sinkin, Esquire 116 Villita Street San Antonio, Texas 78205 Citizens for Equitable Utilities c/o Ms. Peggy Buchorn Route 1, Box 432 Brazoria, Texas 77422 Richard W. Lowerre, Esquire Assistant Attorney General for the State of Texas P.O. Box 12548 Capitol Station Austin, Texas 78711 Henry J. McGurren, Esquire Hearing Attorney Office of the Executive Legal Director U.S. Nuclear Regulatory Commission Washington, D.C.

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