Text

Presentation for 2016 Dresden Nuclear Power Station EOC Open House
	ML17156A797
Person / Time
Site:	Dresden
Issue date:	06/05/2017
From:	; NRC/RGN-III
To:	;
References
	Download: ML17156A797 (6)
	v • d • e

Dresden Nuclear Power Station Units 2 and 3 Annual Assessment Summary 2016 Reactor Oversight Process Nuclear Regulatory Commission - Region III

What We/NRC Regulate What It Includes Reactors Materials Safety Security Waste Environment What We Dont Regulate Assurance of Plant Safety Elements Continuous Training Long-Term Maintenance Military Radon Regulation Compliance Defense In-X-Rays Depth 1

How We Regulate Regulatory Framework NRCs Safety Mission Strategic Performance Areas Cornerstones Cross-Cutting Areas Human Performance--Safety Conscious Work Environment--Problem Identification & Resolution Performance Indicators Significance Threshold Performance Indicators 17 Performance Indicators PIs for each cornerstone Green White Yellow Red Licensee submits data to NRC Increasing Safety Significance quarterly Inspection program verifies accuracy Inspection Findings Data available on NRC website Green White Yellow Red Increasing Safety Significance 2

Action Matrix Columns Industry-Wide Performance 90 86 80 As of 02/27/2017 Multiple/Repetitive 70 Licensee Regulatory Degraded Unacceptable Degraded Response Response Performance Performance 60 Cornerstone 50 40 30 20 10 Increasing: 10 0 3 0

Safety Significance 0 0

Inspection

Management Involvement

Regulatory Action Industry-Wide Inspection Findings Industry-Wide Performance Indicators Finding data current as of 2/22/2017 693 700 6713 7000 600 Calendar Year 6000 Calendar Year 500 2016 data 2016 data 5000 400 300 4000 200 3000 100 2000 2 4 0

0 1000 0 7 0 0 0

Green White Yellow Red 3

NRC Annual Assessment Summary NRC Inspection Activities Dresden Nuclear Power Station Dresden 2016 The Licensee, Exelon Generation, operated the station 6761 total hours expended by NRC on Reactor safely and in a manner that preserved the public health Oversight Process activities and safety and protected the environment. 3289 inspector hours of direct inspection activity Dresden Unit 2 was in the Licensee Response Column 592 inspector hours reviewing and observing plant of the NRCs ROP Action Matrix for the last quarter of 2016. operating status Dresden Unit 3 met all cornerstone objectives with only 1768 inspector hours of preparation for and one White finding identified (Mitigating Systems documentation of inspection activities Cornerstone) in the last quarter of 2016 1112 hours0.0129 days <br />0.309 hours <br />0.00184 weeks <br />4.23116e-4 months <br /> for other Reactor Oversight Process NRC plans baseline inspections at Dresden for 2016 elements (e.g., assessments and communications) with one supplemental inspection associated with the White finding NRC Inspection Activities Dresden Nuclear Power Station Dresden Nuclear Power Station for 2016 PIs and Findings January 1 through December 31, 2016 2 resident inspectors on site - residents produced four quarterly inspection reports and walked through All Green Performance Indicators 1 White inspection finding associated with failure to verify the plant daily adequacy of design for Unit 3 High Pressure Coolant Injection 28 other inspectors participated in various inspections Pumps Auxiliary Oil Pump motor shunt resistance settings 6 Green inspection findings which included:

2 major team inspections Failure to maintain design control of the room ventilation Triennial Component Design Basis Inspection system associated with the Unit 2/3 Diesel Generator Biennial Problem Identification and Resolution Failure to control changes to maintenance activities scope results in a steam leak in the drain system of the Unit 2 Inspection High Pressure Coolant Injection Pump 4

Actions in Response to the NRC Social Media Japan Nuclear Accident Channels