05000000/LER-1986-011, Partially Deleted LER 86-011-00:on 860410,vital Area Intrusion Alarm Failure Occurred.Cause of Event Deleted. Alarm & Door Tested Satisfactorily
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Patricia L. Weekley, Security Supervisor I
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roximately 1125 hours0.013 days <br />0.313 hours <br />0.00186 weeks <br />4.280625e-4 months <br /> on 4/10/8 ailed to alarm when being checked for alarm surveillance. The vita area door was locked. This door is a alarm only door. The door was left <ipe the alarm was received at approximately 1135 hours0.0131 days <br />0.315 hours <br />0.00188 weeks <br />4.318675e-4 months <br />.
or compensation until repairs were completed and alarm receive.
8709150166 870910 PDR FOIA WILLIAM 87-410 PDR mac Form Me ft 03
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hRC Pe** 3m6A W3 %sCLE AR RE0VLATORY COMMtS&som LICENSEE EVENT REPORT (LER) TEXT CONTINUATION
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Hillstone Nuclear Power Station "I
o l5 l0 l 0 l o l2 l 415 8l 6 0l1 l 1 0l 0 0l 2 0F 0l2 rexs w - a-.. =;=:...=- vc w mann Identification of Occurrences 1
At a roximately 1125 hours0.013 days <br />0.313 hours <br />0.00186 weeks <br />4.280625e-4 months <br /> on 4 0 86 vital are Effects Loss of alarm surveillance to a single vital area door.
Description of Compensatory Measures l
Designation of Apparent Causes The failure was apparently due to a
.By the time Security 16C tec n c ans arr ve o c ec ce door c a alarmed.
Further tests were conducted and the door alarmed l
properly each time.
Corrective Action
The nd the door tested satisfactorily, l
e i
l REGION 1
_ Security Event Re> ort Jn-Office Review rorm Iref. IP 90712) 1.
Notification:
pa te Tim Proept (phone) 5a :<a doesnJsuenAsd&f &f g,y Written
//-/3'#6 Received in RI 8'-N-[h II.
Adequacy of Report:
To assess event _
To assess cause Inspector's action III.
Corrective Action
Cornpleted Cd Planned k-r d-Adequate e
V Inspector's action IV.
_ Generic Applicability: __
f /y, d m [g, g,g g d %,,
Inspector s action V.
No. of Previous or Causally linked Events within the Past 3 Years: __
/
ector's action k W / Y/ d d u $u s I
VI.
Adequate _
I Inspector's action 6
Vll.
Inspector'sRecormendation(s):
Notify other NRC Office b Reason Vill.
Licensee Report in Tracking System: h-IX.
In-Dffice Review:
Date completed _S-7-(d Inspector h,/ #4N/1 j:-
r Documented in IR No.
Review time recorded on Fonn 766 (IP 90712) _
/b X.
On-Site Followup:
Date (approx) planned Date completed IR No.
~
Review time recorded on Fonn 766 (IP 92700) _
Findings (surmarize) i XI.
_ Inspector's Comnents: _M d Maup [,//M#purd f
bw Y
X11.
Reviewed By: _
Date:
Cocnents: __
1 NORTHEAST UTILITIES
- " ' ' ' ' "'"" S*'a.n sunt. Bernn. Conn.cowt i, ccweeu.u o.-ia c"'*'
P.O. BOX 270
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HARTFORD. CONNECTICUT 06141-0270 4
(203) 666-6911 k
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April 15, 1986 MP-8948 Docket No. 50-245 l
Docket No. 50-336 Docket No. 50-423 l
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Mr. Richard W. Starostecki, Director l
Division of Project and Resident Programs l
NRC Region I i
U.S. Nuclear Regulatory Commission j
631 Park Avenue i
King of Prussia, Pennsylvania 19406 l
Dear Mr. Starostecki:
I This letter forwards a report of a security related event pursuant to the requirements of 10CFR part 73, paragraph 73.71(c).
Very truly ycurs, NORTHEAST NUCLEAR ENERGY COMPANY FOR: Wayne D. Romberg Station Superintendent cou % y BY:,ames
. Kelley Station Services Superintendent Millstone Nuclear Power Station WDR/PLW:mo
Attachment:
Report of Security Event 86-011-00 cc: Director of Inspection and Enforcement U.S. Nuclear Regulatory Commission, Washington, D.C.
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