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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Table 2 - Hazardous Materials Incidents for the Highway, Air, and Rail Modes: 1995-2000

Monday, September 10, 2012

Table 2 - Hazardous Materials Incidents for the Highway, Air, and Rail Modes: 1995-2000

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Hazard class Highway
1995 1996 1997 1998 1999 2000 Total 1995-2000 Percentage of total
Other regulated material, Class D1 1 3 1 2 0 0 7 0.01
Explosive, mass explosion hazard 5 0 1 1 2 2 11 0.01
Explosive projection hazard 0 0 1 1 0 1 3 <0.01
Explosive, fire hazard 0 1 0 0 1 1 3 <0.01
Explosive, no blast hazard 3 1 1 3 2 0 10 0.01
Very insensitive explosive 6 4 4 9 8 3 34 0.04
Extremely insensitive detonating 0 0 0 0 0 0 0 0
Combustible liquid 386 310 279 352 280 263 1,870 2.3
Flammable gas 131 113 102 95 89 112 642 0.8
Nonflammable compressed gas 145 118 124 171 229 266 1,053 1.3
Poisonous gas 30 35 28 21 30 25 169 0.21
Flammable/combustible liquid 5,090 4,922 4,722 5,240 5,541 5,636 31,151 39
Flammable solid 82 77 87 95 116 106 563 0.7
Spontaneously combustible 22 19 15 27 20 16 119 0.15
Dangerous when wet material 32 22 15 11 14 16 110 0.14
Oxidizer 333 244 376 457 408 373 2,191 2.7
Organic peroxide 99 98 96 130 158 202 783 1
Poisonous materials 1,154 988 924 1,055 938 890 5,949 7.5
Infectious substance (etiologic) 0 1 4 3 168 136 312 0.39
Radioactive material 7 8 9 9 8 4 45 0.06
Corrosive material 4,717 4,629 4,762 4,968 6,604 6,486 32,166 40
Miscellaneous hazardous materials 594 396 372 399 388 415 2,564 3.2
Total 12,837 11,989 11,923 13,049 15,004 14,953 79,755 100

Hazard class Air
1995 1996 1997 1998 1999 2000 Total 1995-2000 Percentage of total
Other regulated material, Class D1 52 54 44 120 73 61 404 5.6
Explosive, mass explosion hazard 0 1 1 1 0 0 3 0.04
Explosive projection hazard 1 0 0 0 0 0 1 0.01
Explosive, fire hazard 0 0 1 0 2 0 3 0.04
Explosive, no blast hazard 2 3 3 10 8 10 36 0.5
Very insensitive explosive 0 0 0 0 0 0 0 0
Extremely insensitive detonating 0 0 0 0 0 0 0 0
Combustible liquid 1 2 1 0 5 3 12 0.17
Flammable gas 22 27 31 27 46 48 201 2.8
Nonflammable compressed gas 33 26 39 59 42 62 261 3.6
Poisonous gas 0 0 0 2 0 1 3 0.04
Flammable/combustible liquid 515 553 616 788 944 832 4,248 59.2
Flammable solid 4 2 4 7 10 5 32 0.45
Spontaneously combustible 0 0 1 1 1 0 3 0.04
Dangerous when wet material 4 0 1 1 3 1 10 0.14
Oxidizer 3 6 11 13 14 13 60 0.8
Organic peroxide 1 4 5 2 5 1 18 0.25
Poisonous materials 25 49 47 62 75 76 334 4.7
Infectious substance (etiologic) 2 2 6 7 4 3 24 0.33
Radioactive material 3 8 3 3 5 7 29 0.4
Corrosive material 133 157 186 227 312 260 1,275 17.8
Miscellaneous hazardous materials 21 29 34 59 38 40 221 3.1
Total 822 923 1,034 1,389 1,587 1,423 7,178 100

Hazard class Rail
1995 1996 1997 1998 1999 2000 Total 1995-2000 Percentage of total
Other regulated material, Class D1 0 0 0 0 0 0 0 0
Explosive, mass explosion hazard 0 1 1 0 1 0 3 0.05
Explosive projection hazard 0 0 1 0 1 0 2 0.03
Explosive, fire hazard 0 0 0 0 0 0 0 0
Explosive, no blast hazard 0 0 0 0 1 0 1 0.02
Very insensitive explosive 0 0 0 0 0 0 0 0
Extremely insensitive detonating 0 0 0 0 0 0 0 0
Combustible liquid 54 59 46 34 55 59 307 4.7
Flammable gas 87 62 64 61 80 86 440 6.7
Nonflammable compressed gas 96 89 113 93 111 87 589 9
Poisonous gas 21 19 10 16 21 17 104 1.6
Flammable/combustible liquid 334 358 346 339 412 371 2,160 33
Flammable solid 2 2 4 2 1 4 15 0.23
Spontaneously combustible 1 2 0 0 0 1 4 0.06
Dangerous when wet material 2 2 3 4 2 2 15 0.23
Oxidizer 24 20 23 32 23 30 152 2.3
Organic peroxide 2 1 0 0 0 0 3 0.05
Poisonous materials 37 23 27 21 24 38 170 2.6
Infectious substance (etiologic) 0 0 0 0 0 0 0 0
Radioactive material 0 1 6 18 2 2 29 0.44
Corrosive material 447 416 398 314 294 305 2,174 33.2
Miscellaneous hazardous materials 59 70 78 62 49 62 380 5.8
Total 1,166 1,125 1,120 996 1,077 1,064 6,548 100

1 Material, such as a consumer commodity, which presents a limited hazard during transportation due to its form, quantity, and packaging (49 CRF, ch. 1, sec. 173.144).

NOTE: Due to multiple classes being involved in a single incident, the totals above may not correspond to the totals in other reports.

SOURCE: U.S. Department of Transportation, Hazardous Materials Information System (HMIS) database, available at http://www.hazmat.dot.gov, as of July 19, 2001.