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For more information, please contact David Kall (202-366-6276).

FHWA and EPA National Near-Road Study - Detroit

Figure 25

					Direction
	All wind directions				Downwind						Direction				Direction
			Normalized				Normalized		All wind directions		Downwind		All wind directions		Downwind
	Mean	Mean	Normalized	Mean	Mean	Mean	Normalized	Mean	Mean	Normalized	Mean		Mean	Normalized	Mean	Normalized
Distance from road (m)	NO	NO2		NOX	NO	NO2		NOX	CO		CO		BC		BCug/m3	BC
-100	15.46	18.79	1.10	34.25	2.89	14.39	0.65	17.28	0.37	0.90	0.27	0.53	0.61	0.71	0.54	0.42
10	34.25	17.12	1.00	51.37	56.49	22.08	1.00	78.57	0.41	1.00	0.51	1.00	0.86	1.00	1.28	1.00
100	8.83	14.95	0.87	23.77	10.43	20.25	0.92	30.69	0.28	0.68	0.29	0.57	0.52	0.60	0.70	0.55
300	11.78	19.06	1.11	30.84	6.71	20.49	0.93	27.2	0.3	0.73	0.32	0.63	0.40	0.47	0.48	0.38

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Updated: 6/28/2017

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