MERCER COUNTY

CEP Average Air Toxics90 Estimates for Mercer County, NJ in 19
				Contribution by Source Category
Pollutant (HAP)	Air Concentration ug/m3	Health Benchmark ug/m3	Risk Ratio	Point%	Area%	Mobile%	Background%
Acetaldehyde	0.82	0.45	2	2	31	67	----
Acrolein *	0.24	0.02	12	----	47	53	----
Acrylamide	0.0000099	0.00077	0.013	100	----	----	----
Acrylonitrile	0.019	0.015	1	5	95	----	----
Arsenic	0.00067	0.00023	3	15	62	24	----
Benzene	2.7	0.12	23	----	21	61	18
Beryllium	0.000015	0.00042	0.04	28	71	1	----
1,3-Butadiene	0.20	0.0036	54	----	20	80	----
Cadmium	0.0019	0.00029	6	7	93	----	----
Carbon tetrachloride	0.89	0.067	13	----	1	----	99
Chloroform	0.094	0.043	2	1	11	----	88
Chromium	0.0027	0.000083	32	42	50	8	----
p-Dichlorobenzene	0.16	0.091	2	----	100	----	----
1,3-Dichloropropene	0.074	0.027	3	----	100	----	----
Dioxin	0.000000063	0.00000003	2	30	46	1	24
Ethyl acrylate	0.012	2	0.01	16	83	----	----
Ethylene dibromide	0.0077	0.0045	2	----	----	----	100
Ethylene dichloride	0.11	0.038	3	1	44	----	55
Ethylene oxide	0.0071	0.01	0.7	59	41	----	----
Formaldehyde	1.5	0.077	20	1	23	60	16
Hydrazine	0.0000087	0.0002	0.04	----	----	----	----
Lead *	0.027	0.1	0.3	5	87	9	----
Manganese *	0.018	0.05	0.4	5	86	9	----
Mercury compounds *	0.0052	0.3	0.02	3	67	1	29
Methyl chloride	1.3	0.56	2	0.3	2	----	95
Methylene chloride	0.45	2	0.2	13	53	----	33
Methylene diphenyl diisocyanate *	0.00074	0.6	0.001	100	----	----	----
Naphthalene *	0.21	14	0.02	0.1	21	78	----
Nickel	0.011	0.0042	3	36	59	5	----
Polycyclic organic matter	0.41	0.0059	69	22	27	51	----
Propylene dichloride	0.0025	0.053	0.05	38	62	----	----
Quinoline	0	0.00029	0	----	----	----	----
Styrene	0.10	1.8	0.1	1	42	56	----
1,1,2,2-Tetrachloroethane	0.00000016	0.017	0.0000	100	----	----	----
Tetrachloroethylene	0.74	0.071	10	3	78	----	19
1,1,2-Trichloroethane	0.00034	0.063	0.01	3	97	----	----
Trichloroethylene	0.52	0.1	5	9	75	----	16
Vinyl chloride	0.042	0.012	3	7	93	----	----
Vinylidene chloride	0.0000023	0.02	0.0001	100	----	----	----

back to 1990 county-level estimates