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- Information Notice 1986-44, Failure to Follow Procedures When Working in High Radiation Areas (Issue date: 10 June 1986, Topic: High Radiation Area, Chernobyl)
- Information Notice 1986-45, Potential Falsification of Test Reports on Flanges Manufactured by Golden Gate Forge and Flange, Inc (Issue date: 10 June 1986, Topic: Nondestructive Examination, Chernobyl)
- Information Notice 1986-46, Improper Cleaning and Decontamination of Respiratory Protection Equipment (Issue date: 12 June 1986, Topic: Chernobyl)
- Information Notice 1986-47, Erratic Behavior of Static O Ring Differential Pressure Switches (Issue date: 10 June 1986, Topic: Half scram, Chernobyl)
- Information Notice 1986-48, Inadequate Testing of Boron Solution Concentration in the Standby Liquid Control System (Issue date: 13 June 1986, Topic: Chernobyl)
- Information Notice 1986-49, Age/Enviroment Induced Electrical Cable Failures (Issue date: 16 June 1986)
- Information Notice 1986-50, Inadequate Testing to Detect Failures of Safety-Related Pneumatic Components or Systems (Issue date: 18 June 1986)
- Information Notice 1986-51, Excessive Pneumatic Leakage in the Automatic Depressurization System (Issue date: 18 June 1986)
- Information Notice 1986-52, Conductor Insulation Degradation on Foxboro Model E Controllers (Issue date: 26 June 1986)
- Information Notice 1986-53, Improper Installation of Heat Shrinkable Tubing (Issue date: 26 June 1986, Topic: Unanalyzed Condition)
- Information Notice 1986-54, Criminal Prosecution of a Former Radiation Safety Officer Who Willfully Directed an Unqualified Individual to Perform Radiography (Issue date: 27 June 1986)
- Information Notice 1986-55, Delayed Access to Safety-Related Areas and Equipment During Plant Emergencies (Issue date: 10 July 1986, Topic: High Radiation Area)
- Information Notice 1986-56, Reliability of Main Steam Safety Valves (Issue date: 10 July 1986)
- Information Notice 1986-57, Operating Problems with Solenoid Operated Valves at Nuclear Power Plants (Issue date: 11 July 1986)
- Information Notice 1986-58, Dropped Fuel Assembly (Issue date: 11 July 1986)
- Information Notice 1986-59, Increased Monitoring of Certain Patients with Implanted Coratomic, Inc. Model C-100 and C-101 Nuclear-Powered Cardiac Pacemakers (Issue date: 14 July 1986)
- Information Notice 1986-60, Unanalyzed Post-LOCA Release Paths (Issue date: 28 July 1986)
- Information Notice 1986-61, Failure of Auxiliary Feedwater Manual Isolation Valve (Issue date: 28 July 1986)
- Information Notice 1986-62, Potential Problems in Westinghouse Molded Case Circuit Breakers Equipped With a Shunt Trip (Issue date: 31 July 1986)
- Information Notice 1986-62, Potential Problems in Westinghouse Molded Case Circuit Breakers Equipped with a Shunt Trip (Issue date: 31 July 1986)
- Information Notice 1986-63, Loss of Safety Injection Capability (Issue date: 6 August 1986, Topic: Boric Acid)
- Information Notice 1986-64, Deficiencies in Upgrade Programs for Plant Emergency Operating Procedures (Issue date: 14 August 1986)
- Information Notice 1986-65, Malfunctions of ITT Barton Model 580 Series Switches During Requalification Testing (Issue date: 14 August 1986)
- Information Notice 1986-65, Malfunctions of Itt Barton Model 580 Series Switches During Requalification Testing (Issue date: 14 August 1986)
- Information Notice 1986-66, Potential for Failure of Replacement AC Coils Supplied by the Westinghouse Electric Corporation for use in Class IE Motor Starters and Contactors (Issue date: 15 August 1986)
- Information Notice 1986-66, Potential for Failure of Replacement AC Coils Supplied by the Westinghouse Electric Corporation for Use in Class Ie Motor Starters and Contactors (Issue date: 15 August 1986)
- Information Notice 1986-66, Potential for Failure of Replacement AC Coils Supplied by the Westinghouse Electric Corporation for Use in Class IE Motor Starters and Contactors (Issue date: 15 August 1986)
- Information Notice 1986-67, Portable Moisture/Density Gauges; Recent Incidents and Common Violations of Requirements for Use, Transportation, and Storage (Issue date: 15 August 1986, Topic: Stolen)
- Information Notice 1986-68, Stuck Control Rod (Issue date: 15 August 1986)
- Information Notice 1986-69, Spurious System Isolations Caused by the Panalarm Model 86 Thermocouple Monitor (Issue date: 18 August 1986)
- Information Notice 1986-70, Potential Failure of All Emergency Diesel Generators (Issue date: 18 August 1986)
- Information Notice 1986-71, Recent Identified Problems with Limitorque Motor Operators (Issue date: 19 August 1986)
- Information Notice 1986-72, Failure 17-07 PH Stainless Steel Springs in Valcor Valves Due to Hydrogen Embrittlement (Issue date: 19 August 1986)
- Information Notice 1986-72, Failure 17-07 Ph Stainless Steel Springs in Valcor Valves Due to Hydrogen Embrittlement (Issue date: 19 August 1986)
- Information Notice 1986-73, Recent Emergency Diesel Generator Problems (Issue date: 20 August 1986)
- Information Notice 1986-74, Reduction of Reactor Coolant Inventory Because of Misalignment of RHR Valves (Issue date: 20 August 1986)
- Information Notice 1986-75, Incorrect Maintenance Procedure on Traversing Incore Probe Lines (Issue date: 21 August 1986)
- Information Notice 1986-76, Problems Noted in Control Room Emergency Ventilation Systems (Issue date: 28 August 1986, Topic: Loop seal)
- Information Notice 1986-77, Computer Program Error Report Handling (Issue date: 28 August 1986)
- Information Notice 1986-78, Scram Solenoid Pilot Valve (SSPV) Rebuild Kit Problems (Issue date: 2 September 1986, Topic: Shutdown Margin)
- Information Notice 1986-79, Degradation or Loss of Charging Systems at PWR Nuclear Power Plants using Swing-Pump Designs (Issue date: 2 September 1986)
- Information Notice 1986-79, Degradation or Loss of Charging Systems at PWR Nuclear Power Plants Using Swing-Pump Designs (Issue date: 2 September 1986, Topic: Shutdown Margin)
- Information Notice 1986-80, Unit Startup with Degraded High Pressure Safety Injection System (Issue date: 12 September 1986)
- Information Notice 1986-81, Broken Inner-External Closure Springs on Atwood & Morrill Main Steam Isolation Valves (Issue date: 15 September 1986)
- Information Notice 1986-82, Failures of Scram Discharge Volume Vent and Drain Valves (Issue date: 16 September 1986, Topic: Scram Discharge Volume)
- Information Notice 1986-83, Underground Pathways into Protected Areas, Vital Areas, Material Access Areas, & Controlled Access Areas (Issue date: 19 September 1986)
- Information Notice 1986-83, Underground Pathways Into Protected Areas, Vital Areas, Material Access Areas, & Controlled Access Areas (Issue date: 19 September 1986)
- Information Notice 1986-84, Rupture of a Nominal 40-Millicurie Iodine-125 Brachytherapy Seed Causing Significant Spread of Radioactive Contamination (Issue date: 30 September 1986, Topic: Brachytherapy)
- Information Notice 1986-85, Enforcement Actions Against Medical Licensees for Willful Failure to Report Misadministrations (Issue date: 3 October 1986, Topic: Brachytherapy)
- Information Notice 1986-86, Clarification of Requirements for Fabrication and Export of Certain Previously Approved Type B Packages (Issue date: 10 October 1986, Topic: Brachytherapy)