RMP on-site quantities by chemical

(This table shows amounts of each chemical within processes that have worst-case accidents than could potentially reach off-site. Facilities that are no longer registered with RMP are not included.)


Table sorted by chemical name: re-sort using column headers

Chemical NameChemical Type# of facilitiesPounds in processes
1,1-Dimethylhydrazine [Hydrazine, 1,1-dimethyl-]Toxic3194,313
1,3-ButadieneFlammable68367,235,369
1,3-PentadieneFlammable1362,279,062
1-ButeneFlammable57324,841,382
1-Chloropropylene [1-Propene, 1-chloro-]Flammable3582,979
1-PenteneFlammable1239,285,814
2,2-Dimethylpropane [Propane, 2,2-dimethyl-]Flammable5649,000
2-ButeneFlammable124,075,622
2-Butene-cisFlammable157,756,151
2-Butene-trans [2-Butene, (E)]Flammable148,030,080
2-Chloropropylene [1-Propene, 2-chloro-]Flammable31,284,203
2-Methyl-1-buteneFlammable128,019,422
2-Methylpropene [1-Propene, 2-methyl-]Flammable44800,636,495
2-Pentene, (E)-Flammable62,323,672
2-Pentene, (Z)-Flammable51,646,553
3-Methyl-1-buteneFlammable81,607,094
AcetaldehydeFlammable2734,276,029
Acetylene [Ethyne]Flammable382,416,864
Acrolein [2-Propenal]Toxic153,284,055
Acrylonitrile [2-Propenenitrile]Toxic82342,858,977
Acrylyl chloride [2-Propenoyl chloride]Toxic148,000
Allyl alcohol [2-Propen-1-ol]Toxic1926,176,825
Allylamine [2-Propen-1-amine]Toxic2267,366
Ammonia (anhydrous)Toxic6,98410,335,041,774
Ammonia (conc 20% or greater)Toxic428209,118,919
ArsineToxic1082,570
Boron trichloride [Borane, trichloro-]Toxic3114,500
Boron trifluoride [Borane, trifluoro-]Toxic161,172,200
BromineToxic2213,647,305
ButaneFlammable4268,353,062,828
ButeneFlammable2252,535,666
Carbon disulfideToxic3639,193,182
CBI AcidsToxic149,000
CBI Flammable SubstanceFlammable71,013,718
ChlorineToxic2,345844,296,914
Chlorine dioxide [Chlorine oxide (ClO2)]Toxic591,918,287
Chloroform [Methane, trichloro-]Toxic4098,060,064
Chloromethyl ether [Methane, oxybis[chloro-]Toxic114,477
Chloromethyl methyl ether [Methane, chloromethoxy-]Toxic2490,112
Crotonaldehyde [2-Butenal]Toxic39,109,608
Crotonaldehyde, (E)- [2-Butenal, (E)-]Toxic2145,608
Cyclohexylamine [Cyclohexanamine]Toxic3416,842,346
Dichlorosilane [Silane, dichloro-]Flammable7854,000
Difluoroethane [Ethane, 1,1-difluoro-]Flammable4916,035,793
Dimethylamine [Methanamine, N-methyl-]Flammable4338,021,477
Dimethyldichlorosilane [Silane, dichlorodimethyl-]Toxic1017,842,938
Epichlorohydrin [Oxirane, (chloromethyl)-]Toxic49134,036,813
EthaneFlammable622,778,708,315
Ethyl acetylene [1-Butyne]Flammable4168,718
Ethyl chloride [Ethane, chloro-]Flammable1820,066,500
Ethyl ether [Ethane, 1,1'-oxybis-]Flammable3521,394,530
Ethyl mercaptan [Ethanethiol]Flammable5310,930,104
Ethylamine [Ethanamine]Flammable1111,228,350
Ethylene [Ethene]Flammable891,079,440,426
Ethylene oxide [Oxirane]Toxic86190,126,603
Ethylenediamine [1,2-Ethanediamine]Toxic5248,970,456
Ethyleneimine [Aziridine]Toxic211,357,144
Flammable MixtureFlammable87934,947,641,511
FluorineToxic448,027
Formaldehyde (solution)Toxic175174,619,895
FuranToxic33,780,367
HydrazineToxic1315,734,076
Hydrochloric acid (conc 37% or greater)Toxic4739,480,830
Hydrocyanic acidToxic159,163,033
HydrogenFlammable10111,932,645
Hydrogen chloride (anhydrous) [Hydrochloric acid]Toxic8026,678,491
Hydrogen fluoride/Hydrofluoric acid (conc 50% or greater) [Hydrofluoric acid]Toxic14186,769,662
Hydrogen selenideToxic558,065
Hydrogen sulfideToxic466,529,589
Iron, pentacarbonyl- [Iron carbonyl (Fe(CO)5), (TB-5-11)-]Toxic138,500
Isobutane [Propane, 2-methyl]Flammable2092,218,260,475
Isobutyronitrile [Propanenitrile, 2-methyl-]Toxic314,188,342
Isopentane [Butane, 2-methyl-]Flammable134188,785,449
Isoprene [1,3-Butadiene, 2-methyl-]Flammable30137,432,105
Isopropyl chloride [Propane, 2-chloro-]Flammable41,320,843
Isopropyl chloroformate [Carbonochloridic acid, 1-methylethy ester]Toxic7771,710
Isopropylamine [2-Propanamine]Flammable2940,122,076
Methacrylonitrile [2-Propenenitrile, 2-methyl-]Toxic211,275,793
MethaneFlammable90135,657,239
Methyl chloride [Methane, chloro-]Toxic4461,188,634
Methyl chloroformate [Carbonochloridic acid, methylester]Toxic4375,398
Methyl ether [Methane, oxybis-]Flammable4214,052,806
Methyl formate [Formic acid, methyl ester]Flammable82,963,617
Methyl hydrazine [Hydrazine, methyl-]Toxic511,628,324
Methyl mercaptan [Methanethiol]Toxic1124,836,494
Methylamine [Methanamine]Flammable2633,133,405
Methyltrichlorosilane [Silane, trichloromethyl-]Toxic1427,489,078
Nitric acid (conc 80% or greater)Toxic1638,673,838
Nitrogen TetroxideToxic130,000
Oleum (Fuming Sulfuric acid) [Sulfuric acid, mixture with sulfur trioxide]Toxic44159,961,381
PentaneFlammable205581,832,388
Peracetic acid [Ethaneperoxoic acid]Toxic911,978,156
Perchloromethylmercaptan [Methanesulfenyl chloride, trichloro-]Toxic1450,000
Phosgene [Carbonic dichloride]Toxic151,367,643
PhosphineToxic237,000
Phosphorus oxychloride [Phosphoryl chloride]Toxic2213,675,397
Phosphorus trichloride [Phosphorous trichloride]Toxic2425,316,895
PiperidineToxic914,565,618
Propadiene [1,2-Propadiene]Flammable3113,000
PropaneFlammable63411,151,054,831
Propionitrile [Propanenitrile]Toxic914,570,033
Propyl chloroformate [Carbonochloridic acid, propylester]Toxic4272,550
Propylene [1-Propene]Flammable1461,516,608,721
Propylene oxide [Oxirane, methyl-]Toxic90340,036,961
Propyleneimine [Aziridine, 2-methyl-]Toxic311,383,408
Propyne [1-Propyne]Flammable5167,000
SilaneFlammable61,386,812
Sulfur dioxide (anhydrous)Toxic45039,793,235
Sulfur trioxideToxic2223,213,860
Tetrafluoroethylene [Ethene, tetrafluoro-]Flammable3548,000
Tetramethylsilane [Silane, tetramethyl-]Flammable6398,532
Tetranitromethane [Methane, tetranitro-]Toxic168,263
Titanium tetrachloride [Titanium chloride (TiCl4) (T-4)-]Toxic3444,400,182
Toluene 2,4-diisocyanate [Benzene, 2,4-diisocyanato-1-methyl-]Toxic2957,571,344
Toluene 2,6-diisocyanate [Benzene, 1,3-diisocyanato-2-methyl-]Toxic155,691,425
Toluene diisocyanate (unspecified isomer) [Benzene, 1,3-diisocyanatomethyl-]Toxic64137,583,102
Trichlorosilane [Silane, trichloro-]Flammable2034,195,683
Trifluorochloroethylene [Ethene, chlorotrifluoro-]Flammable62,275,000
Trimethylamine [Methanamine, N,N-dimethyl-]Flammable2615,984,714
Trimethylchlorosilane [Silane, chlorotrimethyl-]Toxic1618,510,907
Vinyl acetate monomer [Acetic acid ethenyl ester]Toxic107471,559,277
Vinyl acetylene [1-Buten-3-yne]Flammable4306,074
Vinyl chloride [Ethene, chloro-]Flammable32782,736,462
Vinyl ethyl ether [Ethene, ethoxy-]Flammable156,500
Vinyl fluoride [Ethene, fluoro-]Flammable2878,000
Vinyl methyl ether [Ethene, methoxy-]Flammable35,469,000
Vinylidene chloride [Ethene, 1,1-dichloro-]Flammable1246,270,177
Vinylidene fluoride [Ethene, 1,1-difluoro-]Flammable72,392,000
Total----80,214,206,420


This search was done on August 21, 2018. It was compiled from government data last released on April 30, 2018. This search result was produced by RTK NET. The data were obtained from the U.S. EPA's Risk Management System database (RMP).