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