ML18017B483

Quarterly Seismic Monitoring Program Rept for Jul-Sept 1981

ML18017B483
Person / Time
Site:	Harris
Issue date:	10/28/1981
From:	CAROLINA POWER & LIGHT CO.
To:
Shared Package
ML18017B482	List: ML18017B481 ML18017B483
References
NUDOCS 8111030500
Download: ML18017B483 (2)

Text

QUARTERLY DATA REPORT SHNPP SEISMIC MONITORING PROGRAM JULY 1 1981 SEPTEMBER 30 1981 Carolina Power 6 Light Company (CPGL) 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 91 cultural events were recorded with an S-P of less than 5 seconds.

No local earthquakes were detected.

Of these 91 events, 68 were confirmed as being explosions by responsible companies or agencies. The remaining 23 events displayed the signature and arrival pattern typical of previously identified cultural events and none occurred at night or on a weekend or holiday.

8ili030800 8ff028 r PDR ADOCK 08000400 R

PDR

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