TABLE 1-6 Top 20 Reported Hazardous Material Incidents: 2009
Rank Commodity Name Hazard Class Incidents
1 Paint or Paint-Related Material Flammable-Combustible Liquid 1,355
2 Paint-Related Material Flammable-Combustible Liquid 1,070
3 Flammable Liquids, N.O.S. Flammable-Combustible Liquid 799
4 Paint Combustible Liquid 612
5 Corrosive Liquids, N.O.S. Corrosive Material 602
6 Isopropanol Flammable-Combustible Liquid 481
7 Sodium Hydroxide Solution Corrosive Material 413
8 Fire Extinguishers Nonflammable Compressed Gas 320
8 Hydrochloric Acid Solution Corrosive Material 320
10 Corrosive Liquid, Basic, Inorganic Corrosive Material 318
11 Printing Ink, Flammable Flammable-Combustible Liquid 280
12 Resin Solution, Flammable Flammable-Combustible Liquid 262
13 Corrosive Liquid, Acidic, Inorganic Corrosive Material 248
14 Methanol Flammable-Combustible Liquid 236
15 Consumer Commodity Other Regulated Material, Class D 226
16 Alcohols, N.O.S. Flammable-Combustible Liquid 222
17 Potassium Hydroxide Solution Corrosive Material 221
18 Gasoline Flammable-Combustible Liquid 220
19 Aerosols Flammable Flammable Compressed Gas 189
20 Sulfuric Acid Corrosive Material 179
KEY: N.O.S. = Not Otherwise Specified.
NOTES: Due to multiple commodities being involved in a single incident, the totals above may not correspond to the
totals in other reports. The Hazardous materials incident reporting requirements and the Incident Report Form (Form
DOT F 5800.1) were changed as of Jan. 1, 2005. Reportable incidents now include all undeclared hazardous
materials shipments and specification cargo tanks that receive damage to their lading retention systems while
hauling hazardous materials. Paint-Related Material (Flammable-Combustible Liquid) include paint thinning, drying,
removing or reducing compound. Paint (Combustible Liquid) includes paint, lacquer, enamel, stain, shellac solutions,
varnish, polish, liquid filler, and liquid lacquer base.
SOURCE: U.S. Department of Transportation, Pipeline and Hazardous Materials Safety Administration, Hazardous
Materials Information System , available at
http://www.phmsa.dot.gov/staticfiles/PHMSA/DownloadableFiles/Files/2009comdrank.pdf as of October 2010.