ML18018B618

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Quarterly Data Rept for Seismic Monitoring Program,Jan-Mar 1984
ML18018B618
Person / Time
Site: Harris Duke Energy icon.png
Issue date: 03/31/1984
From: Zimmerman S
CAROLINA POWER & LIGHT CO.
To: Harold Denton
Office of Nuclear Reactor Regulation
References
NLS-84-177, NUDOCS 8404170325
Download: ML18018B618 (6)


Text

~e REGULATO

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~P ACCESSION NBR;8404170325 DOC ~ DATE: 84/03/31 NOTARIZED:

NO DOCKET FAOIL;50-400 Shearon Harris Nuclear. Power PlantE Unit ii Carolina 05000400 AUTH+NAt1E AUTHOR AFF ILIATION ZIMMERMANES.R, Carolina Power 8 Light Co.

AKCIP ~ NAME RECIPIENT AFFILIATION DENTONgH ~ RE Office of Nuclear Reactor Regulationg Director SUBJECT! "Quarterly Data Rept for Seismic Monitoring ProgramiJan-Mar 1984," N/840413 1 tr ~

DISTRIBUTION CODE:

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TITLE; Licensing Submittal:

PSAR/FSAR Amdts L Related Correspondence NOTES:

RECIPIENT ID CODE/NAME NRR/DL/ADL NRR LB3 LA INTERNAL; ELD/HDS1

,IE/DEPER/EPB 36 IK/DQASIP/QAB21 NRR/DE/CEB 1 1 NRR/DE/EQB 13 NRR/DE/MKB 18 NRR/DE/SAB 24 NRA/DHFS/HFEB40 NRR/DHFS/PSRB NRR/DS I /AEB 26 NRR/DSI/CPB 10 NRR/DSI/ICSB 16 NRf</DSI/PSB 19 NRR/DSI/RSB 23 RGN2 EXTERNAL: ACRS 41 DMS/DSS (AMDTS)

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1 RECIPIENT ID CODE/NAME NRR LB3 BC BUCKLEYgB 01 IE FILE IE/DEPKR/IRB 35 NRR/DE/AEAB NRR/DE/EHE8 NRR/DK/GB 28 NRR/DK/thTEB 17 NRR/DE/SGEB 25 NRR/DHFS/LQB 32 NRR/DL/SSPB NRR/DS I/ASB NRR/DS I/CSB 09 NRR/DSI/MKTB 12 AB 22 REG 04 RM/0D AMI/MI8 BNL(AMDTS ONLY)

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Carolina Power & Light Company

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SERIAL:

NLS-84-177 Nr. Harold R. Denton, Director Office of Nuclear Reactor Regulation United States Nuclear Regulatory Commission Washington, DC 20555 SHEARON HARRIS NUCLEAR POWER PLANT UNIT NO+

1

DOCKET NO. 50-400 SEISMIC MONITORING PROGRAM

Dear Nr. Denton:

Carolina Power

& Light Company hereby submits the Shearon Harris Nuclear Power Plant (SHNPP) seismic report for the first quarter of 1984.

This report includes the data collected between January 1,

1984 and March 31, 1984 by the seismic monitoring network installed at the SHNPP site.

Should you have any questions regarding this report, please contact Nr. Pedro Salas at (919) 836-8015.

Yours very truly, S.

R Z

merman Manager Nuclear Licensing Section PS/ccc (9861PSA)

Enclosure:

Seismic Quarterly Report:

cct Nr. B.

C. Buckley (NRC)

Hr. G. F. Maxwell (NRC-SHNPP) hir. J.

P. O'Reilly (NRC-RII) 411 Fayetteville Street o P. O. Box 1551 o Raleigh, N. C. 27602

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~y QUARTERLY DATA REPORT SHNPP SEISMIC MONITORING PROGRAM JANUARY 1, 1984 - MARCH 31, 1984 Carolina Power

& Light Company (CP&L) has completed another quarter of operation of its seismic monitoring program at the Shearon Harris Nuclear Power Plant site near New Hill, North Carolina.

During this period a total of 92 cultural events were recorded with an S-P of less than five seconds.

No local earthquakes were detected.

Of these 92 events, 76 were confirmed as being explosions by responsible companies or agencies.

The remaining 16 events displayed the signature and arrival pattern typical of previously identified cultural events and none occurred at night or on a weekend or holiday.

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