ML18018B553

Revised Quarterly Data Rept,Seismic Monitoring Program, Oct-Dec 1983.

ML18018B553
Person / Time
Site:	Harris
Issue date:	12/31/1983
From:	CAROLINA POWER & LIGHT CO.
To:
Shared Package
ML18018B552	List: ML18018B551 ML18018B553
References
NUDOCS 8401310246
Download: ML18018B553 (2)

Text

QUARTERLY DATA REPORT SHNPP SEISMIC MONITORING PROGRAM OCTOBER 1, 1983 DECEMBER 31, 1983 Carolina Power 5 Light Company (CPAL) 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 127 cultural events wer e recorded with an S-P of less than five seconds. No local earthquakes were detected.

Of these 127 events, 96 were confirmed as being explosions by responsible companies or agencies. The remaining 31 events displayed the signature and arrival pattern typical of previously identified cultural events and none occurred at night or'n a weekend or holiday.

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