Contributory Factors Loss of Process Control

February

202319FebAll DayConcept Sciences Explosion 1999Concept Sciences Allentown (US-PA)Lessons:Emergency Preparedness,Process Knowledge,Risk Assessment,Stakeholder EngagementIndustry:ChemicalsCountry:United StatesLanguage:ENLoC:Overpressure Origin: CSB Incident:Runaway reaction explosionHazards:ReactiveContributory Factors:Loss of Process ControlImpact:HUMAN (Offsite Fatalities)Effects:1-10 FatalitiesMaterial:HydroxylamineTopics:Chemical Reaction,Occupied Buildings

April

202308AprAll DayMorton International Runaway Chemical Reaction 1998Morton International Inc. Paterson (US-NJ)Lessons:Commitment & Culture,Risk Assessment,Workforce InvolvementIndustry:ChemicalsCountry:United StatesLanguage:ENLoC:Overpressure Origin: CSB Incident:Runaway reaction explosionHazards:Reactive,ToxicContributory Factors:Loss of Process ControlImpact:HUMAN (On Site Injuries)Effects:< 100 InjuriesMaterial:Ortho-NitrochlorobenzeneTopics:Chemical Reaction

202311AprAll DayD.D. Williamson Catastrophic Vessel Failure 2003D.D. Williamson Louisville (US-KY)Lessons:Asset integrity,Competency,Operating Procedures,Risk AssessmentIndustry:Food & DrinkCountry:United StatesLanguage:ENLoC:Overpressure Origin: CSB Incident:Pressure burstHazards:Corrosive,Environmental,ToxicContributory Factors:Loss of Process ControlImpact:HUMAN (On Site Fatalities)Effects:1-10 FatalitiesMaterial:AmmoniaTopics:Pressure Systems

202312AprAll DayMFG Chemical (Dalton) Toxic Release 2004MFG Chemical, Inc. Callahan Rd. Dalton (US-GA)Lessons:Emergency Preparedness,Process Knowledge,Stakeholder EngagementIndustry:ChemicalsCountry:United StatesLanguage:ENLoC:Genuine release Origin: CSB Incident:Runaway reaction explosionHazards:FlammableContributory Factors:Loss of Process ControlImpact:HUMAN (Offsite Injuries)Effects:≥ 100 InjuriesMaterial:Allyl alcohol,Allyl chlorideTopics:Chemical Reaction

May

202304MayAll DayVeolia Environmental Services Explosion 2009Veolia West Carrollton (US-OH)Lessons:Asset integrity,Emergency Preparedness,Risk AssessmentIndustry:Waste TreatmentCountry:United StatesLanguage:ENLoC:Component malfunction Origin: CSB Incident:VCEHazards:FlammableContributory Factors:Loss of Process ControlImpact:HUMAN (On Site Injuries)Effects:< 100 InjuriesMaterial:HydrocarbonsTopics:Occupied Buildings

June

202314JunAll DayUniversal Form Clamp Explosion 2006Universal Form Clamp Co. Bellwood (US-IL)Lessons:Asset integrity,Compliance with Standards,Emergency PreparednessIndustry:ManufacturingCountry:United StatesLanguage:ENLoC:Genuine release Origin: CSB Incident:VCEHazards:FlammableContributory Factors:Loss of Process ControlImpact:HUMAN (On Site Fatalities)Effects:1-10 FatalitiesMaterial:Heptane

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