POLLUTION LOCATOR|Hazardous Air Pollutants | Source Categories Contributing to Chemical-specific Risks

County:      DALE


HAP Sort by Added Cancer Risk (per 1,000,000) Sort by Noncancer Hazard Index Percent Emitted from Point Sources Percent Emitted from Area Sources Percent Emitted from Mobile Sources Percent from Background Levels

DIESEL EMISSIONS 150 0.10 0% 0% 49% 51%
CARBON TETRACHLORIDE 37 0.022 0% 0.0077% 0% 100%
BENZENE 20 0.012 1.3% 7.2% 22% 69%
1,3-BUTADIENE 4.0 0.0012 0.66% 35% 64% 0%
POLYCYCLIC ORGANIC MATTER (POM) 3.3 -- 0.000038% 99% 0.63% 0%
FORMALDEHYDE 3.2 0.18 0.076% 24% 28% 48%
1,2-DICHLOROETHANE 1.3 0.00015 0.000042% 0.023% 0% 100%
TETRACHLOROETHYLENE 0.93 0.0039 0.000016% 11% 0% 89%
CADMIUM 0.75 0.021 99% 0.89% 0% 0%
1,2-DIBROMOETHANE 0.55 0.0097 0% 0.0022% 0% 100%
ACETALDEHYDE 0.52 0.021 0.0089% 21% 79% 0%
CHLOROFORM 0.43 0.00027 0.0014% 0.70% 0% 99%
CHROMIUM 0.33 0.00028 1.6% 34% 64% 0%
1,3-DICHLOROPROPENE (MIXED ISOMERS) 0.31 0.00096 0% 100% 0% 0%
DICHLOROMETHANE 0.25 0.00061 21% 16% 0% 63%
POLYCHLORINATED BIPHENYLS 0.22 0.00032 0% 0% 0% 100%
TRICHLOROETHYLENE 0.17 0.00014 0% 5.5% 0% 94%
ARSENIC 0.13 0.0013 58% 42% 0.29% 0%
ETHYLENE OXIDE 0.096 0.000036 0% 100% 0% 0%
HEXACHLOROBENZENE 0.048 0.000031 0% 0.052% 0% 100%
ACRYLONITRILE 0.034 0.000058 0.80% 99% 0% 0%
NICKEL 0.025 0.0019 0.86% 88% 11% 0%
LEAD 0.0090 0.0049 69% 29% 2.2% 0%
VINYL CHLORIDE 0.0090 0.000022 0% 100% 0% 0%
BERYLLIUM 0.0050 0.0021 0.52% 99% 0% 0%
1,1,2,2-TETRACHLOROETHANE 0.0020 0.000000016 0% 100% 0% 0%
QUINOLINE 0.0010 -- 0% 100% 0% 0%
HYDRAZINE 0 0.00000022 0% 100% 0% 0%
1,2-DICHLOROPROPANE 0 0.0000017 0% 100% 0% 0%
ETHYLBENZENE -- 0.000039 3.3% 15% 82% 0%
STYRENE -- 0.000066 87% 0.32% 12% 0%
ACROLEIN -- 0.69 1.4% 64% 35% 0%
MERCURY -- 0.00010 1.3% 66% 32% 0%
MANGANESE -- 0.0025 6.5% 91% 2.9% 0%
TOLUENE -- 0.0019 7.1% 21% 72% 0%
N-HEXANE -- 0.000016 0.021% 53% 47% 0%
XYLENE (MIXED ISOMERS) -- 0.00068 2.3% 12% 50% 36%
METHYL TERT-BUTYL ETHER -- 0.0000022 0% 49% 51% 0%

See the 1996 emissions data EPA used to estimate exposures from these source categories