United States Nuclear Regulatory Commission - Protecting People and the Environment

Part 21 Reports

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The U.S. Nuclear Regulatory Commission (NRC) receives reports from its licensees under Part 21 of Title 10 of the Code of Federal Regulations. This regulation specifies the conditions under which information must be submitted when a licensed facility, activity, or basic component fails to comply with the Atomic Energy Act of 1954, as amended, or other NRC regulations.

Recently Updated Reports

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Log No. Notifier Description Report Date Event No. / Accession No.
2013-08-03 Dresser-Rand Defective Raw Material Used to Manufacture Valve Stems for Terry Type Emergency Feedwater Pump Drive Turbines 04/01/2014 ML14094A445
2014-18-00 GE Hitachi Nuclear Energy Interim Report: Containment Loads Potentially Exceed Limits with High Suppression Pool Water Level in the ABWR Design 03/31/2014 ML14090A068
2014-17-00 C&D Technologies, Inc. Interim Report - Inability to Complete Evaluation Regarding Misaligned Separators in LCR-25 Standby Batteries 03/28/2014 ML14094A012
2014-21-00 Pentair Valves and Controls Interim Report – Evaluation regarding potential deficiencies in justification of use of prorate spring in PV-62 (CAR 674) 03/27/2014 ML14090A433
2014-20-00 Pentair Valves and Controls Interim Report - Evaluation regarding potential deficiencies in testing of PV-62 (CAR 675) 03/27/2014 ML14090A431
2014-19-00 Pentair Valves and Controls Interim Report  - Evaluation Regarding Potential Deficiencies in Seismic Qualifications (CAR 673) 03/27/2014 ML14090A430
2014-16-00 United Controls International Interim Letter, UCI Not Capable of Determining if a Defect Exists in General Electric SBM Switches 03/19/2014 ML14085A012
2014-14-00 United Controls International Faulty Thomas and Betts Logic Power Supply Assembly Printed Circuit Boards 03/19/2014 ML14085A013
2014-13-00 Dresser-Rand Company PG Type Turbine Mechanical Governor Bearing Missing Aluminum Bronze Insert 03/17/2014 ML14079A353
2014-12-00 Waterford 3

Allen Bradley Type 700RTC Relay Spurious De-Energizing

03/13/2014 ML14079A028
2014-11-00 GE Hitachi Nuclear Energy Interim Report Related to the Unseating of a Valve Spring on a Scram Solenoid Pilot Valve 03/13/2014 ML14072A324
2014-10-00 Valcor Engineering Corporation Cracked Seat Discovered on Solenoid Operated Process Valve During AP1000 Qualification Testing 03/12/2014 ML14079A551
2014-15-00 ASCO Valve Incorporated Scram Solenoid Pilot Valve Not Exhausting Properly 03/11/2014 ML14079A026
2013-08-02 Dresser-Rand Defective Raw Material Used to Manufacture Valve Stems for Terry Type Emergency Feedwater Pump Drive Turbines 02/28/2014 ML14069A468
2014-09-00 Nuclear Logistics, Inc. Potential Manufacturing Defect in Replacement Masterpact Cradles 02/26/2014 ML14069A467
2013-68-01 C&D Technologies, Inc. Updated Interim Report - Inability to Complete 10CFR Part 21 Evaluation Regarding Cracking in KCR-13 Standby Battery Jars 02/24/2014 ML14063A434
2014-08-00 Engine Systems, Inc. Emergency Diesel Generator Staring Air Pressure Regulator Supplied to Brunswick Nuclear Plant 02/14/2014 ML14057A806
2014-07-00 ABB Inc. Instruction Leaflet for CVX & CVX-1 Relays May be Deficient 02/10/2014 ML14055A352
2014-06-00 Weir Valves & Controls USA Interim Report Regarding TRICENTRIC Triple Offset Butterfly Valves 02/07/2014 ML14055A394
2014-05-00 Hilti Notification of a Potentially Safety Relevant Non-Conformance for HSL-3 M24 Carbon Steel Expansion Anchors 01/09/2014 ML14030A179
2013-44-02 Mirion Technologies (Conax Nuclear) Report Closure - Unqualified Material Used in Electrical Penetration Assemblies 02/05/2014 ML14042A202
2014-04-00 Westinghouse Electric Co. Part 21/50.55(e) Interim Report - AP1000 Reactor Coolant Pump Locked Rotor Analysis Deviation 01/29/2014 ML14042A215
2013-69-00 SCE&G (V. C. Summer 2 & 3) 10 CFR 50.55(e) Report - Root Cause Analysis Identifies Significant Breakdowns in the CB&l-Lake Charles Quality Assurance Program 12/19/2013 ML13358A317
2013-66-01 TriVis Inc. Non-Destructive Weld Testing Failed to Meet Procedural Requirements 01/29/2014 EN 49628
2014-03-00 CB&I Nuclear Interim Part 21 Report Regarding Deviations of Sub-Modules Supplied for AP1000 CA20 Module Assembly 01/21/2014 ML14029A197
2014-02-00 CCI Thermal Technologies Inc Nonconformance of an Electrical Tubular Water Heater 01/21/2014 ML14034A188
2014-01-00 C&D Technologies, Inc. Loose Battery Vent Assemblies. 01/21/2014 ML14034A189
2013-65-01 Flanders Filters Follow Up and Closure of Possible Deviation or Defect in Nuclear Qualified High Efficiency Particulate Air (HEPA) Filters 01/07/2014 ML14010A086
2013-68-00 C&D Technologies, Inc. Interim Report - Inability to Complete 10CFR Part 21 Evaluation Regarding Cracking in KCR-13 Standby Battery Jars 12/20/2013 ML13358A306
2013-67-00 Fisher Controls International LLC Fisher Type 377 Trip Valves Not Processed as Required 12/19/2013 EN 49664
2013-56-01 CB&I Nuclear Closure of Interim Report Regarding Deviations of Supplied Materials for Wall Module Assembly 12/18/2013 ML13361A096
2013-49-01 Tennessee Valley Authority Browns Ferry 3 - Closure of 10 CFR Part 21 Interim Report - General Electric (GE) Hitachi Nuclear Energy - SBM Type Manual Switch 12/18/2013 ML13357A267
2013-66-00 TriVis Inc. Non-Destructive Weld Testing Failed to Meet Procedural Requirements 12/13/2013 ML13358A046
2013-65-00 Flanders Filters Possible Deviation or Defect in Nuclear Qualified High Efficiency Particulate Air (HEPA) Filters 12/09/2013 EN 49620
2013-37-02 Ultra Electronics Final Report - Linear Indications / Cracks in Pressure Transmitter Flange Forging 10/08/2013 ML13346A027
2013-64-00 GE Hitachi Nuclear Energy Failure of Relay Logic Card Modules in 2 Out of 4 Voters 12/05/2013 ML13340A382
2013-06-05 CB&I Lake City (LC) Final Report: Indeterminate Status of Rebar Spices Used for Modules Being Supplied to AP1000 Projects Vogtle Unit 3 and V. C. Summer Unit 2 12/04/2013 ML13346A597
2013-52-01 Tennessee Valley Authority Closure of Interim Report: Browns Ferry 1, 2, and 3 - Emergency Diesel Generator Relay Contact Failed to Operate as Expected 12/02/2013 ML13343A143
2013-63-00 Vogtle Units 3 & 4 10CFR50.55(e) Report - Deficiency Identified in Quality Assurance Program 12/02/2013 EN 49595
2013-62-00 V. C. Summer Units 2 & 3 10CFR50.55(e) Report - Deficiency Identified in Quality Assurance Program 11/26/2013 EN 49582
2013-61-00 Fisher Controls International Improper Dedication of Actuator Parts 11/26/2013 EN 49581
2013-60-00 ABB, Inc. Deficiency Related to the Primary Close Latch in K-Line Circuit Breakers 11/25/2013 ML13339A770
2013-59-00 Columbiana Hi Tech, LLC Identified Discrepancy with Individual NDT Level II Certification 11/24/2013 EN 49569
2013-06-04 CB&I Lake City (LC) Indeterminate Status of Rebar Spices Used for Modules Being Supplied to AP1000 Projects Vogtle Unit 3 and V. C. Summer Unit 2 11/24/2013 ML13337A164
2013-46-01 Westinghouse Electric Co. Closure of Interim Report - AP1000 Time Response for the Safety Analysis Cannot be Directly Measured 11/22/2013 ML13331A082
2013-58-00 Engine Systems, Inc. Diode CR7 Wiring Reversed on Emergency Diesel Generator Automatic Voltage Regulator Panel 11/13/2013 ML13324A490
2013-57-00 Flowserve Potential Defect in SMB Geared Limit Switch 11/08/2013 ML13324A391
2013-54-01 Catawba Nuclear Station Incomplete Brazing of Contacts on Diesel Generator Control Relay 11/08/2013 ML13316B560
2013-55-01 CB&I (Chicago Bridge & Iron) Revised Interim Report Regarding Commercial-Grade Dedication Nonconformance 10/18/2013 (Revised 10/25/2013) ML13304A512
2013-56-00 CB&I Nuclear Interim Report Regarding Deviations of Supplied Materials for Wall Module Assembly 10/15/2013 ML13308A418
2011-17-02 Browns Ferry, Unit 1 Failure of a Low Pressure Coolant Injection Flow Control Valve (a 10 CFR 50.73 Report Supplement) 09/30/2013 ML13275A139
2011-17-01 Browns Ferry, Unit 1 Failure of a Low Pressure Coolant Injection Flow Control Valve (a 10 CFR 50.73 Report Supplement) 02/10/2012 ML12045A343
2013-55-00 CB&I (Chicago Bridge & Iron) Interim Report Regarding Commercial-Grade Dedication Nonconformance 10/18/2013 ML13296A027
2013-54-00 Catawba Nuclear Station Incomplete Brazing of Contacts on Diesel Generator Control Relay 10/10/2013 EN 49426
2013-45-01 Baldor Electric Co. Motors May Have a Point of Entry for Foreign Material 10/03/2013 ML13284A084

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Page Last Reviewed/Updated Thursday, April 10, 2014