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

County:      ALLEGHENY


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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 550 0.37 0% 0% 70% 30%
CHROMIUM 47 0.039 61% 30% 9.5% 0%
BENZENE 39 0.022 6.5% 6.8% 53% 34%
CARBON TETRACHLORIDE 36 0.021 0.000025% 0.062% 0% 100%
POLYCYCLIC ORGANIC MATTER (POM) 16 -- 33% 67% 0.72% 0%
1,3-BUTADIENE 13 0.0038 0.23% 2.0% 98% 0%
COKE OVEN EMISSIONS 8.1 -- 100% 0% 0% 0%
FORMALDEHYDE 6.1 0.34 0.26% 4.3% 73% 23%
TETRACHLOROETHYLENE 1.7 0.0072 0.013% 54% 0% 46%
ACETALDEHYDE 1.6 0.066 0.0075% 4.6% 95% 0%
1,3-DICHLOROPROPENE (MIXED ISOMERS) 1.4 0.0044 0% 100% 0% 0%
1,2-DICHLOROETHANE 1.3 0.00015 0.0069% 0.19% 0% 100%
NICKEL 0.89 0.068 29% 27% 44% 0%
ETHYLENE OXIDE 0.83 0.00032 4.9% 95% 0% 0%
QUINOLINE 0.66 -- 100% 0.25% 0% 0%
1,2-DIBROMOETHANE 0.53 0.0094 0% 0.0057% 0% 100%
CHLOROFORM 0.43 0.00027 0.00031% 4.3% 0% 96%
ARSENIC 0.41 0.0042 31% 39% 30% 0%
DICHLOROMETHANE 0.35 0.00086 4.9% 54% 0% 41%
TRICHLOROETHYLENE 0.24 0.00020 2.4% 34% 0% 63%