IR 07100016/2011022

Notice of Violation from Insp on 971016-1122.Violation Noted:Between 971027 & 971028,both Standby Liquid Control Subsystems Were Inoperable & Plant Was Not Brought to at Least Hot Shutdown Condition

ML20197F028
Person / Time
Site:	Dresden, 07100016
Issue date:	12/19/1997
From:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
To:
Shared Package
ML20197E973	List: IR 07100016/2011022 ML20197E968 ML20197F054
References
50-010-97-24, 50-10-97-24, 50-237-97-24, 50-249-97-24, NUDOCS 9712300122
Download: ML20197F028 (1)

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NOTICE OF VIOLATION Commonwealth Edison Company Docket Nos. 50-010: M7: e l,9 Dresden Nuclear Power Station, Units 1,2 and 3 License Nos. DPR e ' M 'm #-

i During an NRC inspection conducted from October 16 to November 22,1997, Mm.,9 of NRC requirements were identified. In accordance with the " General Statement of Policy and Procedure for NRC Enforcement Actions," NUREG-1000, the violation is listed below:

Dresden TS 3.4.A.1.b stated that with both standby liquid control subsystems inoperable, ht least one must be restored to operable status within 8 hours9.259259e-5 days <br />0.00222 hours <br />1.322751e-5 weeks <br />3.044e-6 months <br /> or be in at least hot shutdown within the next 12 hour1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br /> Contrary to the above, between October 27,1997,0609 hours0.00705 days <br />0.169 hours <br />0.00101 weeks <br />2.317245e-4 months <br /> and October 28,1997, 1015 hours0.0117 days <br />0.282 hours <br />0.00168 weeks <br />3.862075e-4 months <br />, both standby liquid control subsystems were inoperable and the plant was not brought to at least a hot shutdown conditio This is a Severity Level IV violation (Supplement 1).

Pursuant to the provisions of 10 CFR 2.201, Commonwealth Edison Company is hereby required to submit a written statement or explanation to the U.S. Nuclear Regulatory Commisslon, ATTN.:

Document Control Desk, Washington, D.C. 20555, with a copy to the Regional Administrator, Region lil, and a copy to the NRC Resident inspector at the facility that is the subject of this Notice, within 30 days of the date of the letter transmitting this Notice. This reply should be clearly marked as a * Reply to a Notice of Violation" and should include for each violation: (1) the reason for the violation, or, if contested, the basis for disputing the violation, (2) the corrective steps that have been taken and the results achieved, (3) the corrective steps that will be taken to avoid further violations, and (4) the date when full compliance will be achieved. Your response may reference or include previously docketed correspondence, if the correspondence adequately addresses the required response, if an adequate reply is not received within the time specified in this Notice, an order or a Demand for Information may be issued as to why the license should not be modified, suspended, or revoked, or why such other action as may be proper should not be taken. Where good cause is shown, consideration will be given to extending the response tim Because your response will be placed in the NRC Public Document Room (PDR), to the extent pos ,ble, it should not include any personal privacy, proprietary, or safeguards information so that it can be placed in the PDR without redactions. !f personal privacy or proprietary info #mation is necessary to provide an accepiable response, then please provide a bracketed copy of your response that identifies the information that should be protected and a redacted copy of your response that deletes such information, if you request withholding of such material, you myJJ specifically identify the portions of your response that you seek to have withheld and provide in detail the bases for your claim of withholding (e.g., explain why the disclosure of information will create an unwarranted invasion of personal privacy or provide the information required by 10 CFR 2.790(b) to support a request for withholding confidential commercial or financial information). If safeguards information is necessary to provide an acceptable response, please provide the level of protection described in 10 CFR 73.2 Dated at Lisle, Illinois this.llth day of December 1997 9712300122 971219 PDR ADOCK 05000010 Q PDR