HUNTERDON COUNTY

CEP Average Air Toxics Estimates for Hunterdon County, NJ in 1990
				Contribution by Source Category
Pollutant (HAP)	Air Concentration ug/m3	Health Benchmark ug/m3	Risk Ratio	Point%	Area%	Mobile%	Background%
Acetaldehyde	0.43	0.45	1	1	38	61	----
Acrolein *	0.12	0.02	6	1	51	48	----
Acrylamide	0.00000092	0.00077	0.001	100	----	----	----
Acrylonitrile	0.0055	0.015	0.4	3	98	----	----
Arsenic	0.00020	0.00023	1	22	38	40	----
Benzene	1.5	0.12	13	4	24	41	31
Beryllium	0.000011	0.00042	0.03	40	59	1	----
1,3-Butadiene	0.084	0.0036	23	0.2	43	56	----
Cadmium	0.00018	0.00029	1	18	82	----	----
Carbon tetrachloride	0.88	0.067	13	----	----	----	100
Chloroform	0.089	0.043	2	5	2	----	93
Chromium	0.00077	0.000083	9	51	35	14	----
p-Dichlorobenzene	0.045	0.091	0.5	----	100	----	----
1,3-Dichloropropene	0.022	0.027	1	----	100	----	----
Dioxin	0.000000019	0.00000003	1	8	15	1	77
Ethyl acrylate	0.0029	2	0.001	8	92	----	----
Ethylene dibromide	0.0077	0.0045	2	----	----	----	100
Ethylene dichloride	0.075	0.038	2	----	19	----	81
Ethylene oxide	0.0016	0.01	0.2	45	55	----	----
Formaldehyde	0.87	0.077	11	1	28	43	29
Hydrazine	0.0000056	0.0002	0.03	----	----	----	----
Lead *	0.0039	0.1	0.04	15	59	26	----
Manganese *	0.0036	0.05	0.1	10	75	16	----
Mercury compounds *	0.0019	0.3	0.01	2	16	1	81
Methyl chloride	1.3	0.56	2	0.02	1	----	95
Methylene chloride	0.30	2	0.2	25	25	----	49
Methylene diphenyl diisocyanate *	0.0025	0.6	0.004	100	----	----	----
Naphthalene *	0.089	14	0.01	5	30	65	----
Nickel	0.0040	0.0042	1	36	57	7	----
Polycyclic organic matter	0.15	0.0059	25	9	43	48	----
Propylene dichloride	0.00050	0.053	0.01	8	92	----	----
Quinoline	0.0000043	0.00029	0.01	----	----	----	----
Styrene	0.029	1.8	0.02	26	18	56	----
1,1,2,2-Tetrachloroethane	0.00000019	0.017	0.00001	100	----	----	----
Tetrachloroethylene	0.39	0.071	6	3	60	----	36
1,1,2-Trichloroethane	0.00035	0.063	0.01	66	34	----	----
Trichloroethylene	0.23	0.1	2	9	56	----	35
Vinyl chloride	0.010	0.012	1	4	96	----	----
Vinylidene chloride	0.00000079	0.02	0.00004	100	----	----	----

back to 1990 county-level estimates