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

County:      LIMESTONE


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

ACROLEIN -- 0.19 0.024% 70% 30% 0%
DIESEL EMISSIONS 180 0.12 0% 0% 25% 75%
FORMALDEHYDE 1.8 0.099 0.0013% 12% 12% 76%
CARBON TETRACHLORIDE 34 0.020 0% 0.0011% 0% 100%
BENZENE 16 0.0091 0.60% 11% 8.5% 80%
1,2-DIBROMOETHANE 0.51 0.0089 0% 0.00090% 0% 100%
TETRACHLOROETHYLENE 0.80 0.0034 0.00044% 5.2% 0% 95%
ACETALDEHYDE 0.082 0.0034 0.018% 21% 79% 0%
MANGANESE -- 0.0020 1.5% 97% 1.5% 0%
NICKEL 0.024 0.0019 17% 77% 5.9% 0%
MERCURY -- 0.0010 5.5% 93% 1.5% 0%
BERYLLIUM 0.0020 0.0010 24% 76% 0% 0%
TOLUENE -- 0.00063 5.6% 49% 46% 0%
CADMIUM 0.017 0.00046 7.3% 93% 0% 0%
DICHLOROMETHANE 0.16 0.00039 0.072% 14% 0% 86%
XYLENE (MIXED ISOMERS) -- 0.00039 4.8% 20% 21% 54%
1,3-DICHLOROPROPENE (MIXED ISOMERS) 0.11 0.00034 0% 100% 0% 0%
1,3-BUTADIENE 1.1 0.00034 0% 36% 64% 0%
POLYCHLORINATED BIPHENYLS 0.20 0.00029 0% 0% 0% 100%
ARSENIC 0.027 0.00028 63% 36% 1.1% 0%
CHLOROFORM 0.39 0.00025 0% 0.12% 0% 100%
CHROMIUM 0.26 0.00022 15% 43% 42% 0%
LEAD 0 0.00021 16% 59% 24% 0%
1,2-DICHLOROETHANE 1.2 0.00014 0.0011% 0.035% 0% 100%
TRICHLOROETHYLENE 0.15 0.00013 0% 3.5% 0% 96%
ACRYLONITRILE 0.023 0.000040 0% 100% 0% 0%
HEXACHLOROBENZENE 0.044 0.000029 0% 0.32% 0% 100%
VINYL CHLORIDE 0.0080 0.000021 0% 100% 0% 0%
ETHYLENE OXIDE 0.033 0.000012 0% 100% 0% 0%
ETHYLBENZENE -- 0.000012 2.2% 40% 58% 0%
N-HEXANE -- 0.0000099 0.13% 84% 16% 0%
METHYL TERT-BUTYL ETHER -- 0.0000038 0.12% 93% 6.4% 0%
STYRENE -- 0.0000020 0.0060% 1.0% 99% 0%
1,2-DICHLOROPROPANE 0 0.0000012 0% 100% 0% 0%
HYDRAZINE 0 0.000000030 0% 100% 0% 0%
1,1,2,2-TETRACHLOROETHANE 0.0020 0.000000015 0% 100% 0% 0%
QUINOLINE 0 -- 0% 100% 0% 0%
POLYCYCLIC ORGANIC MATTER (POM) 1.4 -- 0.0018% 99% 0.91% 0%

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