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CSB | INVESTIGATION INFORMATION PAGE
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CAI/Arnel Chemical Plant Explosion |
Danvers, MA, November 22, 2006 |
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Ruins of destroyed CAI/Arnel chemical facility after powerful explosion. |
Click here for Recommendations Information Page
Incident Description
During the early morning hours of November 22, a powerful explosion destroyed the CAI/Arnel ink and paint manufacturing facility in Danvers, Massachusetts. Scores of nearby homes and businesses were damaged, some beyond repair. A number of residents were hospitalized. There were no injuries in the plant, which was unoccupied at the time.
Investigation Status
The CSB's final report was approved by a vote of the Board at a public meeting in Danvers, Massachusetts, on May 13, 2008.
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Final Investigation Report
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![Webcast](https://webarchive.library.unt.edu/eot2008/20090506000240im_/http://www.csb.gov/images/icon_webcast.gif) |
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![News Releases](https://webarchive.library.unt.edu/eot2008/20090506000240im_/http://www.csb.gov/images/icon_news.gif) |
News Release May 13, 2008 - CSB Investigation into Massive 2006 CAI Explosion in Danvers, Massachusetts, Concludes Lack of Company Safeguards Allowed Solvent Vapor to Accumulate When Ink-Mixing Tank Was Left Heating Overnight |
![News Releases](https://webarchive.library.unt.edu/eot2008/20090506000240im_/http://www.csb.gov/images/icon_news.gif) |
News Release April 30, 2008 - CSB to Hold May 13 Public Meeting in Danvers, Massachusetts, to Consider CAI/Arnel Explosion Final Investigation Report |
![News Releases](https://webarchive.library.unt.edu/eot2008/20090506000240im_/http://www.csb.gov/images/icon_news.gif) |
News Release November 15, 2007 - One Year after Massive Blast in Danvers, Massachusetts, CSB Analysis Confirms Solvent Vapor Explosion, Examination of State's Fire Safety Oversight Continues |
![News Releases](https://webarchive.library.unt.edu/eot2008/20090506000240im_/http://www.csb.gov/images/icon_news.gif) |
News Release May 9, 2007 - In Preliminary Findings, CSB Investigators Say 2006 Danvers, Massachusetts, Explosion Caused by Solvent Vapor Accumulation, Lack of Ventilation inside Building; Flammable Liquid Safety Standards Were Not Implemented, CSB Investigators Find |
![News Releases](https://webarchive.library.unt.edu/eot2008/20090506000240im_/http://www.csb.gov/images/icon_news.gif) |
News Release April 18, 2007 - CSB to Convene May 9 Community Meeting in Danvers, Mass., Explosion Investigation, Present Preliminary Findings, Hear Public Comments |
![News Releases](https://webarchive.library.unt.edu/eot2008/20090506000240im_/http://www.csb.gov/images/icon_news.gif) |
News Release February 6, 2007 - CSB Investigation of Danvers Accident Continues as Team Weighs Explosion Models; CSB Chairman Urges All Businesses Pay Heightened Attention to Flammable Solvent Safety |
![News Releases](https://webarchive.library.unt.edu/eot2008/20090506000240im_/http://www.csb.gov/images/icon_news.gif) |
News Release December 1, 2006 - CSB Continues Investigation of Massachusetts Chemical Plant Explosion: Statement of Lead Investigator John Vorderbrueggen |
![News Releases](https://webarchive.library.unt.edu/eot2008/20090506000240im_/http://www.csb.gov/images/icon_news.gif) |
News Release November 22, 2006 - CSB Deploys Investigators to Site of CAI, Inc. Explosion and Community Damage in Danvers, Massachusetts |
![Presentations](https://webarchive.library.unt.edu/eot2008/20090506000240im_/http://www.csb.gov/images/icon_slides.gif) |
CSB PowerPoint Presentation on Preliminary Findings Public Meeting, May 9, 2007 |
![Transcripts](https://webarchive.library.unt.edu/eot2008/20090506000240im_/http://www.csb.gov/images/icon_transcript.gif) |
Transcript of Board Public Meeting, Danvers, MA, May 15, 2008 |
![Transcripts](https://webarchive.library.unt.edu/eot2008/20090506000240im_/http://www.csb.gov/images/icon_transcript.gif) |
Transcript of Board Community Meeting, Danvers, MA , May 9, 2007 |
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