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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