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BERGEN COUNTY

Bergen County Average 1996 NATA Modeled Air Concentrations Compared to Health Benchmarks
Pollutant Modeled Air Concentration (ug/m3) Health Benchmark (ug/m3) Risk Ratio % Contribution by Source Category
Point Area Onroad Mobile Nonroad Mobile Background
Acetaldehyde 1.8 0.45 4 0.01% 9% 48% 42% 0%
Acrolein 0.22 0.02 11 0.003% 9% 47% 44% 0%
Acrylonitrile 0.0027 0.015 0.2 70% 30% 0% 0% 0%
Arsenic compounds 0.00013 0.00023 0.6 9% 90% 1% 0.2% 0%
Benzene 2.0 0.13 15 1% 3% 42% 29% 25%
Beryllium compounds 0.000028 0.00042 0.07 1% 99% 0% 0.01% 0%
1,3-Butadiene 0.083 0.0036 23 0.001% 0.3% 80% 20% 0%
Cadmium compounds 0.00028 0.00029 1 4% 96% 0% 0.01% 0%
Carbon tetrachloride 0.88 0.067 13 0.0004% 0.2% 0% 0% 100%
Chloroform 0.094 0.043 2 0.4% 11% 0% 0% 89%
Chromium compounds 0.0030 0.00025 12 18% 70% 3% 9% 0%
Coke oven emissions 0 0.0016 0 0% 0% 0% 0% 0%
1,3-Dichloropropene 0.21 0.25 0.8 0% 100% 0% 0% 0%
Diesel particulate matter 4.6 0.5 9 0% 0% 23% 77% ***
Ethylene dibromide 0.0077 0.0045 2 0.01% 0.04% 0% 0% 100%
Ethylene dichloride 0.062 0.038 2 1% 0.2% 0% 0% 99%
Ethylene oxide 0.0044 0.011 0.4 0.3% 100% 0% 0% 0%
Formaldehyde 2.5 0.077 32 0.2% 5% 30% 54% 10%
Hexachlorobenzene 0.000093 0.0022 0.04 0% 0.4% 0% 0% 100%
Hydrazine 0.000018 0.0002 0.09 9% 92% 0% 0% 0%
Lead compounds 0.0094 0.1 0.09 3% 37% 1% 59% 0%
Manganese compounds 0.0032 0.05 0.06 1% 88% 1% 10% 0%
Mercury compounds 0.0032 0.3 0.01 5% 45% 0.04% 3% 47%
Methylene chloride 1.1 2.1 0.5 25% 61% 0% 0% 14%
Nickel compounds 0.0051 0.0032 2 29% 67% 2% 3% 0%
Perchloroethylene 0.43 0.17 3 3% 64% 0% 0% 32%
Polychlorinated biphenyls 0.00038 0.01 0.04 0% 0.003% 0% 0% 100%
Polycyclic organic matter 0.16 0.018 9 1% 99% 0.2% 0.1% 0%
7-PAH * 0.0087 0.0051 2 0.03% 98% 2% 0.3% 0%
Propylene dichloride 0.00018 0.053 0.003 66% 34% 0% 0% 0%
Quinoline 0.0000033 0.00029 0.01 0% 100% 0% 0% 0%
1,1,2,2-Tetrachloroethane 0.0012 0.017 0.07 88% 13% 0% 0% 0%
Trichloroethylene 0.26 0.5 0.5 30% 40% 0% 0% 31%
Vinyl chloride 0.0033 0.11 0.03 79% 21% 0% 0% 0%

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Last Updated: March 18, 2011