Note: EPA no longer updates this information, but it may be useful as a reference or resource.

Please see www.epa.gov/air/ozonepollution for the latest information on EPA's efforts to reduce ground level ozone pollution.

NOx Emissions in Tons per Day (1993 Base Year)

Area	1993 Point	1993 Area	1993 Mobile	1993 Total	2008 Point	2008 Area	2008 Mobile	2008 Total	Amount Reduced
REGION III
VIRGINIA
Hampton Roads	85.209	66.887	77.983	230.079	81.072	78.088	70.061	229.221	0.858
REGION VI
LOUISIANA
Lake Charles	106.96	0.45	55.98	163.39	101.05	0.46	54.96	156.47	6.92
REGION VIII
UTAH
Salt Lake City*	27.74	7.32	123.83	158.89	29.47	9.57	115.37	154.39	4.5
REGION X
WASHINGTON
Seattle-Tacoma	24.31	19.26	359.20	402.77	24.31	17.85	315.27	357.43	45.34

Totals:	244.219	93.97	616.993	955.182	235.902	105.968	555.661	897.511	57.671

Notes: Emissions do not include biogenic sources. Projected emission inventory dates are not 2008 in all cases; see specific area for actual inventory year. * 1994 Base yr.; 2007 Projected yr.

Region				Amount Reduced
3				0.858
6				6.92
8				4.5
10				45.34
Total				57.618

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REGION III