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Criteria Air Pollutants in the USA
PollutantScorecardFacilitiesSourcesEmissions
Volatile Organic CompoundsSC51,835447,7083,043,653,818.43
Nitrogen OxidesSC33,631189,89714,223,152,876.32
Carbon MonoxideSC33,544191,0397,715,504,583.39
Sulfur DioxideSC30,594158,91225,804,063,120.06
Primary PM10 (Includes Filterables + Condensibles)SC23,807249,5731,333,446,451.54
Primary PM (Includes Filterables + Condensibles)SC15,697103,219940,181,076.44
AmmoniaSC14,67449,4602,174,913,175.59
Primary PM10, Filterable Portion OnlySC13,38391,811483,146,584.79
Primary PM2.5, Filterable Portion OnlySC10,63768,328241,625,774.35
Primary PM2.5 (Includes Filterables + Condensibles)SC9,98078,6211,020,357,026.31
Primary PM, Filterable Portion OnlySC3,90225,441345,321,584.05
Primary PM Condensible Portion Only (All Less Than 1 Micron)SC6254,757147,413,665.22
Hazardous Air Pollutants in the USA
PollutantScorecardFacilitiesSourcesEmissions
TolueneSC29,701100,160127,408,059.86
BenzeneSC29,594101,92218,949,848.21
Xylenes (Mixture of o, m, and p Isomers)SC25,44178,43183,912,639.75
HexaneSC20,61350,79674,220,421.51
Ethyl BenzeneSC19,39146,39218,203,787.88
Methyl Ethyl KetoneSC15,35927,88839,043,824.85
TetrachloroethyleneSC14,28917,81113,736,541.79
FormaldehydeSC14,10660,64036,938,018.81
Methyl Isobutyl KetoneSC12,74620,51115,798,315.56
Methylene ChlorideSC12,46017,73021,967,808.03
Methyl ChloroformSC11,82915,25718,850,516.58
ChloroformSC11,18215,2902,218,824.18
Mercury & CompoundsSC11,05215,44770,716.98
TrichloroethyleneSC10,98813,07210,858,543.58
Ethylene DichlorideSC10,54414,800824,648.33
ChlorobenzeneSC10,47216,321964,905.11
Methyl ChlorideSC10,25812,5262,919,058.28
Carbon TetrachlorideSC10,21112,66618,944,929.81
Ethylene DibromideSC10,17013,45047,734.06
Vinyl ChlorideSC10,13411,7322,227,150.42
Carbon DisulfideSC10,12512,87230,739,384.94
Ethyl ChlorideSC9,88911,2471,186,586.64
Vinylidene ChlorideSC9,65510,226133,109.42
1,4-DichlorobenzeneSC9,63914,138281,688.34
NaphthaleneSC9,52836,8654,038,185.43
Propylene DichlorideSC9,51010,040313,806.41
1,1,2,2-TetrachloroethaneSC9,48410,051512,512.65
AcrylonitrileSC9,47310,3721,926,425.23
LeadSC9,41441,7482,648,726.94
Carbonyl SulfideSC9,35110,27730,541,261.05
Ethylidene Dichloride (1,1-Dichloroethane)SC9,3109,743723,064.57
AcetaldehydeSC8,44731,77516,490,867.39
NickelSC7,88324,1103,275,251.32
ManganeseSC7,02420,8453,800,895.92
ChromiumSC6,78219,44118,608,399.05
CadmiumSC6,75420,530121,418.36
Benzo[a]PyreneSC6,57017,88538,657.46
FluorantheneSC6,45318,459244,050.79
Benz[a]AnthraceneSC6,41018,17324,593.25
AcroleinSC6,40920,7582,126,005.38
MercurySC6,23516,45836,288.92
ChryseneSC6,14917,09728,808.23
ArsenicSC6,11119,06118,785,440.28
PyreneSC6,01316,2229,432.15
FluoreneSC6,01116,16111,465.59
Benzo[g,h,i,]PeryleneSC5,97514,83326,953.25
PhenanthreneSC5,73715,00584,040.48
AcenaphtheneSC5,60214,22374,047.41
BerylliumSC5,56516,4271,492,013.99
Benzo[b]FluorantheneSC5,56114,3701,693.27
Indeno[1,2,3-c,d]PyreneSC5,55315,3521,715.67
MethanolSC5,53524,600181,203,479.54
AnthraceneSC5,52514,39125,371.15
Benzo[k]FluorantheneSC5,51413,9241,138.22
AcenaphthyleneSC5,34313,6707,941.57
SeleniumSC5,33816,4761,776,465.72
Dibenzo[a,h]AnthraceneSC5,09913,674495.89
CobaltSC4,79612,343225,407.86
Hydrochloric AcidSC4,59712,284923,456,417.83
StyreneSC4,00514,13055,109,082.08
Lead & CompoundsSC3,76710,737738,031.42
Glycol EthersSC3,5938,03227,277,141.39
PhenolSC2,79511,4459,155,472.59
1,3-ButadieneSC2,78510,4332,622,498.24
Chromium (VI)SC2,7437,709127,489.62
Nickel & CompoundsSC2,7418,862833,167.08
PAH, totalSC2,7319,210268,533.55
Chromium & CompoundsSC2,6968,46618,294,469.88
Methyl Tert-Butyl EtherSC2,6897,9845,126,411.30
Manganese & CompoundsSC2,6659,5051,431,446.18
o-XyleneSC2,4106,6181,604,045.54
Hydrogen FluorideSC2,3637,772128,032,103.63
CumeneSC2,23310,0652,071,507.39
Arsenic & Compounds (Inorganic Including Arsine)SC1,9757,043169,828.35
Ethylene GlycolSC1,9655,1486,135,431.87
Cadmium & CompoundsSC1,9597,09671,556.57
ChlorineSC1,8204,77620,090,734.67
2-MethylnaphthaleneSC1,6815,8753,459.31
Butyl CellosolveSC1,6435,2945,489,305.47
Cobalt & CompoundsSC1,6325,285106,803.92
2,2,4-TrimethylpentaneSC1,5385,3121,086,141.51
AcetophenoneSC1,4655,438339,975.00
Beryllium & CompoundsSC1,4644,30016,508.47
Selenium & CompoundsSC1,4594,611324,667.79
AntimonySC1,2693,260106,681.79
3-MethylcholanthreneSC1,2323,9127.39
Vinyl AcetateSC1,2304,7524,001,278.80
7,12-Dimethylbenz[a]AnthraceneSC1,2083,84851.66
Methyl MethacrylateSC1,1963,3603,408,817.67
Bis(2-Ethylhexyl)PhthalateSC1,1553,238934,706.68
PropionaldehydeSC1,1113,3121,412,830.73
m-XyleneSC1,0394,1561,935,918.13
Polycyclic Organic MatterSC1,0163,6911,119,276.95
Methyl BromideSC1,0132,3081,151,487.37
PhosphorusSC9703,094177,536.04
BiphenylSC9623,7071,121,201.45
Dioxins, Total, W/O Individ. Isomers Reported {PCDDS}SC8871,904142.67
Dioxins 8599456.73
2,3,7,8-Tetrachlorodibenzo-p-DioxinSC8441,5371,973.16
Antimony & CompoundsSC7851,664161,490.89
Propylene OxideSC7843,500454,667.92
BromoformSC7471,835172,951.05
IsophoroneSC7272,239818,419.52
p-XyleneSC7082,7191,889,316.16
Lead Compounds (Inorganic)SC6774,30148,397.26
2,3,7,8-TetrachlorodibenzofuranSC6611,2091.78
Benzyl ChlorideSC6581,708673,086.57
p-DioxaneSC6341,649211,201.02
Ethylene OxideSC6011,339685,105.29
CyanideSC5901,66320,192,964.76
2,4-DinitrotolueneSC5731,5202,077.76
Dimethyl SulfateSC5671,50054,898.34
MethylhydrazineSC5611,503166,399.95
Dibutyl PhthalateSC5522,217235,960.29
2-ChloroacetophenoneSC5511,5507,322.22
Polychlorinated Dibenzofurans, TotalSC493799780.45
5-MethylchryseneSC4711,338502.66
TriethylamineSC4181,2111,536,326.33
Octachlorodibenzo-p-DioxinSC3747594.36
OctachlorodibenzofuranSC3667592.64
DiethanolamineSC359873319,337.71
1,1,2-TrichloroethaneSC3571,304219,952.06
Acrylic AcidSC339963535,927.06
CresolSC3372,75519,382,005.39
2,3,7,8-TCDD TEQSC3334571,111,829.27
1,2,3,4,6,7,8-Heptachlorodibenzo-p-DioxinSC3185870.08
4-NitrophenolSC3165629,602.41
1,2,3,4,6,7,8-HeptachlorodibenzofuranSC3075720.07
2,4-DinitrophenolSC301495362.65
Dimethyl PhthalateSC301853515,381.86
Cyanide & CompoundsSC298800569,731.07
1,2,3,7,8,9-Hexachlorodibenzo-p-DioxinSC2845710.26
Diethylene Glycol Monobutyl EtherSC282812375,773.24
Hexamethylene DiisocyanateSC27795552,355.69
AcetonitrileSC2731,0601,019,272.92
2,3,4,6,7,8-HexachlorodibenzofuranSC2735330.02
1,2,3,4,7,8-HexachlorodibenzofuranSC2725300.03
1,2,3,7,8,9-HexachlorodibenzofuranSC2575120.00
HydroquinoneSC254640104,263.96
1,2,3,7,8-PentachlorodibenzofuranSC2535070.02
1,2,3,7,8-Pentachlorodibenzo-p-DioxinSC2535070.01
N,N-DimethylformamideSC252604650,590.28
2,3,4,7,8-PentachlorodibenzofuranSC2514810.03
1,2,3,4,7,8,9-HeptachlorodibenzofuranSC2515020.01
1,2,3,6,7,8-Hexachlorodibenzo-p-DioxinSC24749213.63
1,2,3,4,7,8-Hexachlorodibenzo-p-DioxinSC2474420.25
Benzo[e]PyreneSC244569525.10
1,2,3,6,7,8-HexachlorodibenzofuranSC2424980.02
Hexachlorodibenzo-p-DioxinSC235471119.02
PeryleneSC232534130.72
PentachlorophenolSC2213739,159.30
QuinoneSC2172588,460.73
2,4-Toluene DiisocyanateSC20845376,432.05
Benzo[b+k]FluorantheneSC19745832.58
Ethyl AcrylateSC193642152,644.19
1,2,4-TrichlorobenzeneSC189983972,923.82
Maleic AnhydrideSC183479288,086.44
Chromium IIISC1833066,782.68
AnilineSC1811,035483,719.65
2,4,6-TrichlorophenolSC171287738.24
Total PentachlorodibenzofuranSC1703360.30
1-Chloro-2,3-EpoxypropaneSC170547705,938.64
Phthalic AnhydrideSC169384272,713.52
Cellosolve SolventSC168445425,281.75
Total Heptachlorodibenzo-p-DioxinSC1683330.11
Total HeptachlorodibenzofuranSC1653270.24
Polychlorinated BiphenylsSC1642585,828.11
Total HexachlorodibenzofuranSC1633220.23
Hydrogen CyanideSC1617121,324,641.84
2-ChloronaphthaleneSC15537177.76
Propyl CellosolveSC155404803,295.71
DibenzofuranSC15352732,813.84
Cellosolve AcetateSC153572103,640.82
Total Pentachlorodibenzo-p-DioxinSC1423080.12
1,3-DichloropropeneSC12844113,050.12
Mercury (Organic)SC11618321.11
2-Butoxyethyl AcetateSC116454213,349.70
o-CresolSC10782673,042.63
HexachlorobenzeneSC1052031,130.62
Ethylene Glycol Methyl EtherSC105235446,171.32
AcrylamideSC10026218,072.01
Chromic Acid (VI)SC942681,460.00
Methyl IodideSC90218123,738.33
Total TetrachlorodibenzofuranSC851440.43
B[j]FluoranthenSC8151521.30
1,2-EpoxybutaneSC7717822,452.54
Diethylene Glycol Monoethyl EtherSC7620038,484.02
AsbestosSC752283,625.72
Diethylene Glycol Monomethyl EtherSC7412728,974.50
HydrazineSC7315711,113.29
o-ToluidineSC7345932,802.14
7-PAHSC6465744.35
Allyl ChlorideSC6421251,546.12
PhosphineSC6215217,792,057.36
p-CresolSC5926332,610.17
Chromium TrioxideSC5813723,826,132.16
NitrobenzeneSC5819981,154.37
CatecholSC5611113,336.57
Total Tetrachlorodibenzo-p-DioxinSC541080.06
N,N-DimethylanilineSC4922716,389.06
Triethylene glycolSC471728,739.12
m-CresolSC4522241,243.64
Butyl Carbitol AcetateSC4427166,505.12
Strontium ChromateSC441565,751.13
ChloropreneSC42139860,812.17
Benzo(a)fluorantheneSC41560.00
HexachloroethaneSC4127670,531.03
ArsineSC39100599.56
Titanium TetrachlorideSC385433,433.46
QuinolineSC371427,723.56
HexachlorobutadieneSC362142,406.56
Radionuclides 3629513,823.36
Diethyl SulfateSC3511213,647.93
PhosgeneSC3510810,056.27
HexachlorocyclopentadieneSC3389144,297.46
Benzo(c)phenanthreneSC336321.44
Chloroacetic AcidSC294840,354.97
2,4-Dichlorophenoxy Acetic AcidSC27505,034.98
TrifluralinSC27396,509.72
4,6-Dinitro-o-CresolSC25737,338.74
2,4,5-TrichlorophenolSC25421,690.68
Toluene-2,4-DiamineSC23862,475.61
Ethylene ThioureaSC2368896.96
2-NitropropaneSC2319623,231.96
Lead ChromateSC2343646.80
Sodium CyanideSC233163,301.57
Dichloroethyl EtherSC23625,326.72
p-PhenylenediamineSC227131,519.00
Chromic OxideSC22471,202.35
Benzene Soluble Organics (BSO) 2159117,876.05
Methylene Chloride Soluble Organics (MCSO) 21611,456,301.08
Manganese DioxideSC20428,595.78
Antimony TrioxideSC207710,106.37
Lead (II) OxideSC20355,402.76
MethoxytriglycolSC2011454,047.77
Manganese TrioxideSC191273,597.04
BenzidineSC1931207.89
Nickel OxideSC18391,375.38
2-(Hexyloxy)EthanolSC1875170,591.54
Ethyl Carbamate ChlorideSC182619,668.17
16-PAH 1625024,347.60
Methyl IsocyanateSC1629966.08
N-Hexyl CarbitolSC168299,041.20
Phenyl CellosolveSC16318,231.00
Zinc ChromateSC1687237.62
1,2-Dibromo-3-ChloropropaneSC1636769.95
Chloromethyl Methyl EtherSC141571,377.90
N-NitrosodimethylamineSC142022.39
MethoxychlorSC1321325.26
AcetamideSC132033,694.74
Ethylene Glycol Monomethyl Ether AcetateSC132252,748.09
1,2-PropylenimineSC13229,180.88
HeptachlorSC1220959.77
Potassium CyanideSC12231,346.41
Cadmium OxideSC1214172.25
Radon And Its Decay Products 12374181.92
ChlordaneSC121985,495.45
1,1-Dimethyl HydrazineSC1226837.42
N-NitrosomorpholineSC11202,024.89
Bis(Chloromethyl)EtherSC112121.41
Styrene OxideSC111637,272.89
Fine Mineral Fibers 10174,429.70
BenzofluoranthenesSC1020200.19
Diethylene Glycol Dimethyl EtherSC10187,061.10
Sodium DichromateSC10221,350.72
CaptanSC9152,255.62
Triglycol Monobutyl EtherSC930110.40
MethylanthraceneSC91211.50
4-NitrobiphenylSC9223.63
ToxapheneSC91637.18
Nickel SulfateSC915363.23
Tetraethyl LeadSC85210,721.48
4-AminobiphenylSC81624.18
BenzotrichlorideSC8185,147.81
Dibenzo[a,e]PyreneSC838111.84
Lead Compounds (Other Than Inorganic)SC819366.71
CarbarylSC8174,236.71
DichlorvosSC812365.02
1,2-DimethoxyethaneSC8109,889.26
Barium ChromateSC77633.80
Arsenic TrioxideSC7131,560.23
Manganese TetroxideSC7201,138.50
1,2,3,4,5,6-HexachlorocyclyhexaneSC71312.30
Dibenzo[a,h]PyreneSC7129.86
Dimethylcarbamoyl ChlorideSC714127.48
PentachloronitrobenzeneSC7161,697.20
o-AnisidineSC7147,459.01
Selenium HexafluorideSC770.15
ChlorobenzilateSC618700.66
4-DimethylaminoazobenzeneSC61510.80
EthyleneimineSC612105.60
Calcium CyanamideSC68254.14
1,3-PropanesultoneSC6187,372.91
PropoxurSC6824.44
Antimony OxideSC510514.00
Vinyl BromideSC513123,833.40
Sodium ChromateSC5352,644.99
Arsenic AcidSC4424.18
Potassium DichromateSC4282.23
1-MethylnaphthaleneSC44511.48
2-AcetylaminofluoreneSC4958.53
Beryllium OxideSC45354.10
Cobalt OxideSC45466.55
1,2-DiphenylhydrazineSC4107.90
Calcium ChromateSC466172.93
Coke Oven Emissions 415278,010.17
Carbitol AcetateSC488,496.07
EthoxytriglycolSC33049.80
Chromium Zinc OxideSC3336.34
Chromic SulfateSC333.56
Nickel SulfamateSC36184.68
Di(Ethylene Glycol Monobutyl Ether) PhthalateSC33366.58
Nickel AcetateSC3321.83
Dibenzo[a,i]PyreneSC3810.06
ParathionSC39100.50
Copper CyanideSC3432.40
Mercuric ChlorideSC3848.64
Nickel ChlorideSC3532.00
Potassium ChromateSC2182,754.78
UraniumSC21777.22
Selenium DioxideSC230.00
N-Nitroso-N-MethylureaSC250.00
Beta-PropiolactoneSC240.00
DiazomethaneSC240.00
Cobalt HydrocarbonylSC220.02
Lead Chromate OxideSC2216.01
Nickel CarbonylSC234,518.30
Chromic Sulfuric AcidSC220.25
ChlorambenSC250.00
Nickel (II) Sulfate HexahydrateSC221,200.03
Chromium ChlorideSC220.59
Zinc Potassium ChromateSC2224.13
Nickel SubsulfideSC113.40
Diethylene Glycol DibenzoateSC1118,180.00
Manganese, tricarbonyl (.eta.5-2,4-cyclopentadien-1-yl)-SC112.42
Chromium DioxideSC110.00
Lead NitrateSC110.00
Diethylene Glycol Ethyl Methyl EtherSC120.06
Iodine 131SC110.00
Cadmium NitrateSC110.00
3-Butoxy-1-PropanolSC110.00
Cobalt AluminateSC110.85
Lead SubacetateSC127.14
Hexanoic acid, 2-ethyl-, cobalt(2+) saltSC186.37
3-Methoxy-1-PropanolSC12246.40
Chromic acid (H2Cr2O7), calcium salt (1:1)SC1390.01
Chromium HydroxideSC1390.01
Nickel CarbideSC110.00
Nickel NitrateSC110.20
Lead DioxideSC1112.26
Arsenic PentoxideSC11338.00
Cadmium acetateSC110.01
Zinc ChromiteSC1510.40
Dibenzo[a,l]PyreneSC1110.25
Elemental Gaseous Mercury 11120.00
Gaseous Divalent Mercury 110.40
2-Propoxyethyl AcetateSC110.00
Dibenzo[a,j]AcridineSC1110.11
Lead AcetateSC110.10
Dibenzo-p-DioxinSC12146,200.00
1-NitropyreneSC150.00
Zinc CyanideSC114.00
Ceramic Fibers (Man-Made) 111.49
Naphthenes (Cyclo) 110.00
Glasswool (Man-Made Fibers) 111.00
Cobalt NaphthaSC110.65
HexamethylphosphoramideSC110.22
Dde (1,1-Dichloro-2,2-Bis(p-Chlorophenyl) Ethylene)SC119.20
Ethylene Glycol Diethyl EtherSC1131.76
Lead SulfateSC110.00
2-Methyl-PropanenitrileSC1178,305.00
Ammonium chromateSC185.70
Ammonium DichromateSC130.00
Ethylene Glycol Mono-Sec-Butyl EtherSC11300.00
Coal TarSC1251.26
Manganese SulfateSC114.97
Lead ArsenateSC15263.00