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-]Toxic3219,313
1,3-ButadieneFlammable71381,324,337
1,3-PentadieneFlammable1355,342,636
1-ButeneFlammable56317,058,850
1-Chloropropylene [1-Propene, 1-chloro-]Flammable3580,737
1-PenteneFlammable1339,183,436
2,2-Dimethylpropane [Propane, 2,2-dimethyl-]Flammable5649,000
2-ButeneFlammable123,975,622
2-Butene-cisFlammable157,656,151
2-Butene-trans [2-Butene, (E)]Flammable147,830,080
2-Chloropropylene [1-Propene, 2-chloro-]Flammable31,283,292
2-Methyl-1-buteneFlammable1310,219,422
2-Methylpropene [1-Propene, 2-methyl-]Flammable43799,951,365
2-Pentene, (E)-Flammable62,323,672
2-Pentene, (Z)-Flammable51,646,553
3-Methyl-1-buteneFlammable81,607,094
AcetaldehydeFlammable2833,906,042
Acetylene [Ethyne]Flammable362,448,624
Acrolein [2-Propenal]Toxic143,236,895
Acrylonitrile [2-Propenenitrile]Toxic84341,825,959
Acrylyl chloride [2-Propenoyl chloride]Toxic148,000
Allyl alcohol [2-Propen-1-ol]Toxic1721,496,659
Allylamine [2-Propen-1-amine]Toxic2267,366
Ammonia (anhydrous)Toxic7,04110,490,688,224
Ammonia (conc 20% or greater)Toxic447210,486,496
ArsineToxic970,603
Boron trichloride [Borane, trichloro-]Toxic3114,500
Boron trifluoride [Borane, trifluoro-]Toxic161,172,200
BromineToxic2414,546,508
ButaneFlammable4098,738,616,637
ButeneFlammable2252,557,666
Carbon disulfideToxic3741,518,548
CBI AcidsToxic149,000
CBI Flammable SubstanceFlammable7960,977
ChlorineToxic2,429846,866,511
Chlorine dioxide [Chlorine oxide (ClO2)]Toxic601,934,223
Chloroform [Methane, trichloro-]Toxic3997,452,215
Chloromethyl ether [Methane, oxybis[chloro-]Toxic114,477
Chloromethyl methyl ether [Methane, chloromethoxy-]Toxic2490,112
Crotonaldehyde [2-Butenal]Toxic29,039,608
Crotonaldehyde, (E)- [2-Butenal, (E)-]Toxic199,608
Cyclohexylamine [Cyclohexanamine]Toxic3216,593,706
Dichlorosilane [Silane, dichloro-]Flammable4556,000
Difluoroethane [Ethane, 1,1-difluoro-]Flammable4814,465,102
Dimethylamine [Methanamine, N-methyl-]Flammable4335,159,887
Dimethyldichlorosilane [Silane, dichlorodimethyl-]Toxic1017,472,769
Epichlorohydrin [Oxirane, (chloromethyl)-]Toxic48120,262,765
EthaneFlammable622,777,226,840
Ethyl acetylene [1-Butyne]Flammable4124,718
Ethyl chloride [Ethane, chloro-]Flammable1819,886,500
Ethyl ether [Ethane, 1,1'-oxybis-]Flammable3521,100,323
Ethyl mercaptan [Ethanethiol]Flammable5910,725,391
Ethylamine [Ethanamine]Flammable1211,393,350
Ethylene [Ethene]Flammable891,075,976,239
Ethylene oxide [Oxirane]Toxic85184,689,663
Ethylenediamine [1,2-Ethanediamine]Toxic5251,014,577
Ethyleneimine [Aziridine]Toxic211,357,144
Flammable MixtureFlammable87039,550,554,048
FluorineToxic550,027
Formaldehyde (solution)Toxic174211,666,300
FuranToxic33,780,367
HydrazineToxic1417,712,926
Hydrochloric acid (conc 37% or greater)Toxic4839,236,659
Hydrocyanic acidToxic1510,300,051
HydrogenFlammable10210,534,665
Hydrogen chloride (anhydrous) [Hydrochloric acid]Toxic8026,196,545
Hydrogen fluoride/Hydrofluoric acid (conc 50% or greater) [Hydrofluoric acid]Toxic14090,738,632
Hydrogen selenideToxic446,111
Hydrogen sulfideToxic506,283,812
Iron, pentacarbonyl- [Iron carbonyl (Fe(CO)5), (TB-5-11)-]Toxic138,500
Isobutane [Propane, 2-methyl]Flammable2042,285,294,836
Isobutyronitrile [Propanenitrile, 2-methyl-]Toxic314,188,342
Isopentane [Butane, 2-methyl-]Flammable133188,354,442
Isoprene [1,3-Butadiene, 2-methyl-]Flammable28137,360,485
Isopropyl chloride [Propane, 2-chloro-]Flammable31,156,000
Isopropyl chloroformate [Carbonochloridic acid, 1-methylethy ester]Toxic7811,710
Isopropylamine [2-Propanamine]Flammable2839,529,569
Methacrylonitrile [2-Propenenitrile, 2-methyl-]Toxic211,275,793
MethaneFlammable87128,772,370
Methyl chloride [Methane, chloro-]Toxic4559,832,327
Methyl chloroformate [Carbonochloridic acid, methylester]Toxic3350,398
Methyl ether [Methane, oxybis-]Flammable4113,823,212
Methyl formate [Formic acid, methyl ester]Flammable82,967,702
Methyl hydrazine [Hydrazine, methyl-]Toxic511,720,924
Methyl mercaptan [Methanethiol]Toxic1225,390,252
Methylamine [Methanamine]Flammable2532,208,488
Methyltrichlorosilane [Silane, trichloromethyl-]Toxic1526,689,970
Nitric acid (conc 80% or greater)Toxic1638,116,138
Nitrogen TetroxideToxic130,000
Oleum (Fuming Sulfuric acid) [Sulfuric acid, mixture with sulfur trioxide]Toxic47184,230,642
PentaneFlammable205542,261,136
Peracetic acid [Ethaneperoxoic acid]Toxic511,784,298
Perchloromethylmercaptan [Methanesulfenyl chloride, trichloro-]Toxic1450,000
Phosgene [Carbonic dichloride]Toxic151,355,643
PhosphineToxic231,276
Phosphorus oxychloride [Phosphoryl chloride]Toxic2213,287,397
Phosphorus trichloride [Phosphorous trichloride]Toxic2826,088,345
PiperidineToxic1014,619,710
Propadiene [1,2-Propadiene]Flammable2102,000
PropaneFlammable64211,995,738,779
Propionitrile [Propanenitrile]Toxic915,338,933
Propyl chloroformate [Carbonochloridic acid, propylester]Toxic6510,550
Propylene [1-Propene]Flammable1471,514,567,396
Propylene oxide [Oxirane, methyl-]Toxic89350,249,816
Propyleneimine [Aziridine, 2-methyl-]Toxic311,383,408
Propyne [1-Propyne]Flammable4156,000
SilaneFlammable5936,812
Sulfur dioxide (anhydrous)Toxic45047,691,747
Sulfur trioxideToxic2222,850,120
Tetrafluoroethylene [Ethene, tetrafluoro-]Flammable4606,000
Tetramethylsilane [Silane, tetramethyl-]Flammable5372,792
Tetranitromethane [Methane, tetranitro-]Toxic168,263
Titanium tetrachloride [Titanium chloride (TiCl4) (T-4)-]Toxic3444,503,782
Toluene 2,4-diisocyanate [Benzene, 2,4-diisocyanato-1-methyl-]Toxic2578,962,031
Toluene 2,6-diisocyanate [Benzene, 1,3-diisocyanato-2-methyl-]Toxic134,661,164
Toluene diisocyanate (unspecified isomer) [Benzene, 1,3-diisocyanatomethyl-]Toxic63118,856,913
Trichlorosilane [Silane, trichloro-]Flammable2033,732,421
Trifluorochloroethylene [Ethene, chlorotrifluoro-]Flammable61,525,000
Trimethylamine [Methanamine, N,N-dimethyl-]Flammable2515,898,284
Trimethylchlorosilane [Silane, chlorotrimethyl-]Toxic1618,220,995
Vinyl acetate monomer [Acetic acid ethenyl ester]Toxic104408,173,659
Vinyl acetylene [1-Buten-3-yne]Flammable4306,074
Vinyl chloride [Ethene, chloro-]Flammable33674,349,703
Vinyl ethyl ether [Ethene, ethoxy-]Flammable156,500
Vinyl fluoride [Ethene, fluoro-]Flammable2880,000
Vinyl methyl ether [Ethene, methoxy-]Flammable35,469,000
Vinylidene chloride [Ethene, 1,1-dichloro-]Flammable1142,430,177
Vinylidene fluoride [Ethene, 1,1-difluoro-]Flammable72,613,000
Total----86,099,095,559


This search was done on November 22, 2017. It was compiled from government data last released on January 31, 2017. This search result was produced by RTK NET. The data were obtained from the U.S. EPA's Risk Management System database (RMP).