Chemical Transportation Incidents – Week of 9-5-26

Reporting Background 

See this post for explanation, with the most recent update here (removed from paywall). 

Data from PHMSA’s online database of transportation related chemical incidents that have been reported to the agency. 

Incidents Summary  

• Number of incidents – 461 (430 highway, 30 air, 1 rail, 0 water) 
• Serious incidents – 1 (0 Bulk release, 1 evacuation, 1 injury, 0 death, 0 major artery closed, 1 fire/explosion, 26 no release)  
• Largest container involved – 33,894-gal DOT 111A100W1 Railcar {Sodium Hydroxide, Solution} Liquid (top?) valve open, cap not tool tight. 
• Largest amount spilled – 75-gal Plastic IBC {Toxic Liquids, Organic, N.O.S.} Reaction during transit caused heat and overpressure in one IBC. 
• Total amount reported spilled in all incidents – 1012.4-gal 

NOTE: Links above are to Form 5800.1 for the incident described. 

Most Interesting Chemical: Isophoronediamine: A clear to light-yellow liquid. Highly soluble though slightly denser than water. May be toxic by inhalation and skin absorption. Corrosive to skin. Used to make other chemicals. (Source: CameoChemicals.NOAA.gov).  

INSERT UN 2289 Placard