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Industrial Incidents Caused by Communication Failure

Communication failures — between shifts, between contractors and facility staff, between field operators and control room, or between management layers — have repeatedly allowed hazardous conditions to persist or escalate. These CSB investigations document specific communication breakdowns and the systemic factors — lack of written handover, language barriers, unclear roles — that made them possible.

49 investigations
Industries: Chemical Manufacturing, Petroleum Refining, Oil And Gas Production
Years: 1998–2024

Incidents (49)

Incident Date Location Key Hazards
T2 Laboratories Inc. Reactive Chemical Explosion 12/19/2007 Jacksonville, FL Runaway Reaction, Thermal Runaway
Environmental Enterprises Hydrogen Sulfide Release 12/11/2002 Cincinnati, OH Hydrogen Sulfide Release, Toxic Release
Optima Belle Explosion and Fire 12/08/2020 Belle, WV Explosion, Fire
Marathon Martinez Renewable Fuels Fire 11/19/2023 Martinez, CA Fire, Chemical Release
DPC Enterprises Glendale Chlorine Release 11/17/2003 Glendale, AZ Toxic Release, Chemical Release
DuPont La Porte Facility Toxic Chemical Release 11/15/2014 La Porte, TX Toxic Release, Chemical Release
Wacker Polysilicon Chemical Release 11/13/2020 Charleston, TN Chemical Release, Toxic Release
Valero Delaware City Refinery Asphyxiation Incident 11/05/2005 Delaware City, DE Asphyxiation
Aghorn Operating Inc. Waterflood Station Hydrogen Sulfide Release 10/26/2019 Odessa, TX Hydrogen Sulfide Release, Toxic Release
First Chemical Corp. Reactive Chemical Explosion 10/13/2002 Pascgoula, MS Runaway Reaction, Explosion
PEMEX Deer Park Chemical Release 10/10/2024 Deer Park, TX Hydrogen Sulfide Release, Toxic Release
EQ Hazardous Waste Plant Explosions and Fire 10/05/2006 Apex, NC Fire, Explosion
Xcel Energy Company Hydroelectric Tunnel Fire 10/02/2007 Georgetown, CO Fire, Flash Fire
Evergreen Packaging Paper Mill - Fire During Hot Work 09/21/2020 Canton, NC Fire
BP - Husky Oregon Chemical Release and Fire 09/20/2022 Oregon, OH Chemical Release, Fire
Bayer CropScience Pesticide Waste Tank Explosion 08/28/2008 Institute, WV Runaway Reaction, Explosion
DPC Enterprises Festus Chlorine Release 08/14/2002 Festus, MO Chemical Release, Toxic Release
Barton Solvents Explosions and Fire 07/17/2007 Valley Center, KS Explosion, Fire
Enterprise Pascagoula Gas Plant Explosion and Fire 06/27/2016 Moss Point, MS Chemical Release, Explosion
Philadelphia Energy Solutions (PES) Refinery Fire and Explosions 06/21/2019 Philadelphia, PA Chemical Release, Explosion
Goodyear Heat Exchanger Rupture 06/11/2008 Houston, TX Overpressure, Chemical Release
ConAgra Natural Gas Explosion and Ammonia Release 06/09/2009 Garner, NC Explosion, Ammonia Release
Didion Milling Company Explosion and Fire 05/31/2017 Cambria, WI Dust Explosion, Explosion
TS USA Molten Salt Eruption 05/30/2024 Explosion, Overpressure
Kaltech Industries Waste Mixing Explosion 04/25/2002 New York , NY Runaway Reaction, Explosion
Formosa Plastics Vinyl Chloride Explosion 04/23/2004 Illiopolis, IL Explosion, Fire
Macondo Blowout and Explosion 04/20/2010 Explosion, Fire
MFG Chemical Inc. Toxic Gas Release 04/12/2004 Dalton, GA Runaway Reaction, Toxic Release
Morton International Inc. Runaway Chemical Reaction 04/08/1998 Patterson, NJ Runaway Reaction, Thermal Runaway
Union Carbide Corp. Nitrogen Asphyxiation Incident 03/27/1998 Hahnville, LA Asphyxiation, Toxic Release
BP America (Texas City) Refinery Explosion 03/23/2005 Texas City, TX Explosion, Fire
Carbide Industries Fire and Explosion 03/21/2011 Louisville, KY Explosion, Overpressure
CTA Acoustics Dust Explosion and Fire 02/20/2003 Corbin, KY Dust Explosion, Fire
Concept Sciences Hydroxylamine Explosion 02/19/1999 Allentown, PA Explosion, Chemical Release
Tesoro Martinez Sulfuric Acid Spill 02/12/2014 Martinez, CA Chemical Release, Toxic Release
Packaging Corporation of America Hot Work Explosion 02/08/2017 Deridder, LA Explosion, Fire
Kleen Energy Natural Gas Explosion 02/07/2010 Middletown, CT Explosion, Chemical Release
Technic Inc. Ventilation System Explosion 02/07/2003 Cranston, RI Explosion, Fire
Bethlehem Steel Corporation Gas Condensate Fire 02/02/2001 Chesterton, IN Fire, Explosion
West Pharmaceutical Services Dust Explosion and Fire 01/29/2003 Kinston, NC Dust Explosion, Explosion
Foundation Food Group Fatal Chemical Release 01/28/2021 Gainesville , GA Chemical Release, Asphyxiation
Honeywell Geismar Chlorine and Hydrogen Fluoride Releases 01/23/2023 Geismar, LA Chemical Release, Explosion
DuPont Belle Toxic Chemical Releases 01/23/2010 Belle, WV Toxic Release, Chemical Release
Pryor Trust Fatal Gas Well Blowout and Fire 01/22/2018 Pittsburg County, OK Explosion, Fire
BLSR Operating Ltd. Vapor Cloud Fire 01/13/2003 Rosharon, TX Vapor Cloud Explosion, Flash Fire
Bethune Point Wastewater Plant Explosion 01/11/2006 Daytona Beach, FL Explosion, Fire
Freedom Industries Chemical Release 01/09/2014 Charleston, WV Chemical Release, Toxic Release
Texas Tech University Chemistry Lab Explosion 01/07/2010 Lubbock, TX Explosion, Runaway Reaction
Sierra Chemical Co. High Explosives Accident 01/07/1998 Mustang, NV Explosion, Fire

Common Patterns

Across these 49 investigations, the CSB consistently found communication failure alongside these co-occurring failure modes, industries, and hazard types:

Co-occurring failure modes: Procedural Failure · Design Deficiency · Training Deficiency · Management of Change Failure · Human / Operator Error

Primary industries: Chemical Manufacturing, Petroleum Refining, Oil And Gas Production

Associated hazard types: Chemical Release · Explosion · Fire · Toxic Release


Data sourced from CSB.gov public investigation reports. This site is an independent project not affiliated with the U.S. CSB.