United States Nuclear Regulatory Commission - Protecting People and the Environment

Information Notices - 1984

Document Number Title Revision Publish Date Reviewed Date
IN-84-94 Reconcentration of Radionuclides Involving Discharges Into Sanitary Sewage Systems Permitted Under 10 CFR 20.303 -- 12/21/1984 --
IN-84-93 Potential for Loss of Water From The Refueling Cavity -- 12/17/1984 --
IN-84-92 Cracking of Flywheels On Cummins Fire Pump Diesel Engines -- 12/17/1984 --
IN-84-91 Quality Control Problems of Meteorological Measurements Programs -- 12/10/1984 --
IN-84-90 Main Steam Line Break Effect on Environmental Qualification of Equipment -- 12/07/1984 --
IN-84-89 Stress Corrosion Cracking in Nonsensitized 316 Stainless Steel -- 12/07/1984 --
IN-84-88 Standby Gas Treatment System Problems -- 12/03/1984 --
IN-84-87 Piping Thermal Deflection Induced by Stratified Flow -- 12/03/1984 --
IN-84-86 Isolation Between Signals of The Protection System and Non-Safety-Related Equipment -- 11/30/1984 --
IN-84-85 Molybdenum Breakthrough From Technetium-99m Generators -- 11/30/1984 --
IN-84-84 Deficiencies in Ferro-Resonant Transformers 1 08/24/1985 --
-- 11/27/1984 --
IN-84-83 Various Battery Problems -- 11/19/1984 --
IN-84-82 Guidance for Posting Radiation Areas -- 11/19/1984 --
IN-84-81 Inadvertent Reduction in Primary Coolant Inventory in BWRs During Shutdown and Startup -- 11/16/1984 --
IN-84-80 Plant Transients Induced By Failure of Non-Nuclear Instrumentation Power -- 11/08/1984 --
IN-84-79 Failure to Properly Install Steam Separator at Vermont Yankee -- 11/05/1984 --
IN-84-78 Underrated Terminal Blocks That May Adversely Affect Operation of Essential Electrical Equipment -- 11/02/1984 --
IN-84-77 Incident Involving Teletherapy Unit (AECL Eldorado-78) -- 10/26/1984 --
IN-84-76 Loss of All AC Power -- 10/19/1984 --
IN-84-75 Calibration Problems - Eberline Instrument Model 6112B Analog Teletectors -- 10/05/1984 --
IN-84-74 Isolation of Reactor Coolant System From Low-Pressure Systems Outside Containment -- 09/28/1984 --
IN-84-73 Downrating of Self-Aligning Ball Bushings Used in Snubbers -- 09/14/1984 --
IN-84-72 Clarification of Conditions for Waste Shipments Subject To Hydrogen Gas Generation -- 09/10/1984 --
IN-84-71 Graphitic Corrosion of Cast Iron in Salt Water -- 09/06/1984 --
IN-84-70 Reliance on Water Level Instrumentation with a Common Reference Leg S1 08/26/1985 --
-- 09/04/1984 --
IN-84-69 Operation of Emergency Diesel Generators S1 02/24/1986 --
-- 08/29/1984 --
IN-84-68 Potential Deficiency in Improperly Rated Field Wiring to Solenoid Valves -- 08/21/1984 --
IN-84-67 Recent Snubber Inservice Testing with High Failure Rates -- 08/17/1984 --
IN-84-66 Undetected Unavailability of The Turbine-Driven Auxiliary Feedwater Train -- 08/17/1984 --
IN-84-65 Underrated Fuses Which May Adversely Affect Operation of Essential Electrical Equipment -- 08/16/1984 --
IN-84-64 BWR High-Pressure Coolant Injection (HPCI) Initiation Seal-In and Indication -- 08/15/1984 --
IN-84-63 Defective RHR Replacement Piping -- 08/13/1984 --
IN-84-62 Therapy Misadministrations To Patients Undergoing Cobalt-60 Teletherapy Treatments -- 08/10/1984 --
IN-84-61 Overexposure of Driver in PWR Refueling Cavity -- 08/08/1984 --
IN-84-60 Failure of Air-Purifying Respirator Filters To Meet Efficiency Requirement -- 08/06/1984 --
IN-84-59 Deliberate Circumventing of Station Health Physics Procedures -- 08/06/1984 --
IN-84-58 Inadvertent Defeat of Safety Function Caused By Human Error Involving Wrong Unit, Wrong Train, or Wrong System -- 07/25/1984 --
IN-84-57 Operating Experience Related to Moisture Intrusion in Safety-Related Electrical Equipment At Commercial Power Plants -- 07/27/1984 --
IN-84-56 Respirator Users Notice for Certain 5-Minute Emergency Escape Self-Contained Breathing Apparatus -- 07/10/1984 --
IN-84-55 Seal Table Leaks at PWRs S1 05/14/1985 --
-- 07/06/1984 --
IN-84-54 Deficiencies in Design Base Documentation and Calculations Supporting Nuclear Power Plant Design -- 07/05/1984 --
IN-84-53 Information Concerning the Use of Loctite 242 and Other Anaerobic Adhesive/Sealants -- 07/05/1984 --
IN-84-52 Inadequate Material Procurement Controls on the Part of Licensees and Vendors S1 05/08/1985 --
-- 06/29/1984 --
IN-84-51 Independent Verification -- 06/26/1984 --
IN-84-50 Clarification of Scope of Quality Assurance Programs for Transport Packages Pursuant to 10 CFR 50, Appendix B -- 06/21/1984 --
IN-84-49 Intergranular Stress Corrosion Cracking Leading To Steam Generator Tube Failure -- 06/18/1984 --
IN-84-48 Failures of Rockwell International Globe Valves S1 12/16/1984 --
-- 06/18/1984 --
IN-84-47 Environmental Qualification Tests of Electrical Terminal Blocks -- 06/15/1984 --
IN-84-46 Circuit Breaker Position Verification -- 06/13/1984 --
IN-84-45 Reversed Differential Pressure Instrument Sensing Lines -- 06/11/1984 --
IN-84-44 Environmental Qualification Testing of Rockbestos Cables -- 06/08/1984 --
IN-84-43 Storage and Handling of Ophthalmic Beta Radiation Applicators -- 06/07/1984 --
IN-84-42 Equipment Availability for Conditions During Outages not Covered by Technical Specifications -- 06/05/1984 --
IN-84-41 IGSCC in BWR Plants -- 06/01/1984 --
IN-84-40 Emergency Worker Doses -- 05/30/1984 --
IN-84-39 Inadvertent Isolation of Containment Spray Systems -- 05/25/1984 --
IN-84-38 Problems with Design, Maintenance and Operation of Offsite Power Systems -- 05/17/1984 --
IN-84-37 Use of Lifted Leads and Jumpers During Maintenance or Surveillance Testing -- 05/10/1984 --
IN-84-36 Loosening of Locking Nut on Limitorque Operator S1 09/11/1984 --
-- 05/01/1984 --
IN-84-35 BWR Post-Scram Drywell Pressurization -- 04/23/1984 --
IN-84-34 Respirator User Warning: Defective Self-Contained Breathing Apparatus Air Cylinder -- 04/23/1984 --
IN-84-33 Main Steam Safety Valve Failures Caused By Failed Cotter Pins -- 04/20/1984 --
IN-84-32 Auxiliary Feedwater Sparger and Pipe Hanger Damage -- 04/18/1984 --
IN-84-31 Increased Stroking Time of Bettis Actuators Because of Swollen Ethylene-Propylene Rubber Seals and Seal Set -- 04/18/1984 --
IN-84-30 Discrepancies in Record Keeping and Material Defects in Bahnson [HVAC] Units -- 04/18/1984 --
IN-84-29 General Electric Magne-Blast Circuit Breaker Problems -- 04/17/1984 --
IN-84-28 Recent Serious Violations of NRC Requirements by Well-Logging Licensees -- 04/17/1984 --
IN-84-27 Recent Serious Violations of NRC Requirements by Medical Licensees -- 04/17/1984 --
IN-84-26 Recent Serious Violations of NRC Requirements by Moisture Density Gauge Licensees -- 04/16/1984 --
IN-84-25 Recent Serious Violations of NRC Requirements by Radiography Licensees -- 04/16/1984 --
IN-84-24 Physical Qualification of Individuals to Use Respiratory Protective Devices -- 04/05/1984 --
IN-84-23 Results of The NRC-Sponsored Qualification Methodology Research Test on ASCO Solenoid Valves -- 04/05/1984 --
IN-84-22 Deficiency in Comsip, Inc. Standard Bed Catalyst -- 03/29/1984 --
IN-84-21 Inadequate Shutdown Margin -- 03/28/1984 --
IN-84-20 Service Life of Relays in Safety-Related System -- 03/21/1984 --
IN-84-19 Two Events Involving Unauthorized Entries Into PWR Reactor Cavities -- 03/21/1984 --
IN-84-18 Stress Corrosion Cracking in PWR Systems -- 03/07/1984 --
IN-84-17 Problems with Liquid Nitrogen Cooling Components Below the Nil Ductility Temperature -- 03/05/1984 --
IN-84-16 Failure of Automatic Sprinkler System Valves to Operate -- 03/02/1984 --
IN-84-15 Reporting of Radiological Releases -- 03/02/1984 --
IN-84-14 Highlights of Recent Transport Regulatory Revisions By DOT and NRC -- 03/02/1984 --
IN-84-13 Potential Deficiency in Motor-Operated Valve Control Circuits and Annunciation -- 02/28/1984 --
IN-84-12 Failure of Soft Seat Valve Seals -- 02/27/1984 --
IN-84-11 Training Program Deficiencies -- 02/24/1984 --
IN-84-10 Motor-Operated Valve Torque Switches Set Below The Manufacturer's Recommended Value -- 02/21/1984 --
IN-84-09 Lessons Learned From NRC Inspections of Fire Protection Safe Shutdown Systems (10 CFR 50, Appendix R) 1 03/07/1984 --
-- 02/13/1984 --
IN-84-08 Employee Protection -- 02/14/1984 --
IN-84-07 Design-Basis Threat and Review of Vehicular Access Controls -- 01/03/1984 --
IN-84-06 Steam Binding of Auxiliary Feedwater Pumps -- 01/25/1984 --
IN-84-05 Exercise Frequency 1 03/28/1984 --
-- 01/16/1984 --
IN-84-04 Failure of Elastomer Seated Butterfly Valves Used Only During Cold Shutdowns -- 01/18/1984 --
IN-84-03 Compliance with Conditions of License and Notification of Disability by Licensed Operators -- 01/18/1984 --
IN-84-02 Operating a Nuclear Power Plant at Voltage Levels Lower Than Analyzed -- 01/10/1984 --
IN-84-01 Excess Lubricant in Electric Cable Sheaths -- 01/10/1984 --
Page Last Reviewed/Updated Tuesday, September 01, 2015