Areas With the 1-hour Standard Revoked

As of April 15, 2008
* Design values for 2001-2003 period.

Areas Listed Alphabetically	8-hr* Design Value (ppm)	1-hr* Design Value (ppm)	Category/ Classification	2000 Pop. (1000's)	No. of 1-Hr Counties	No. of 8-Hr Counties	EPA Region	State
Berkeley and Jefferson Counties, WV	0.086	0.105	Subpart 1 EAC	118	0	2	3	WV
Chattanooga, TN-GA	0.088	0.113	Subpart 1 EAC	372	0	3	4	TN-GA
Columbia, SC	0.089	0.108	Subpart 1 EAC	494	0	2	4	SC
Fayetteville, NC	0.087	0.108	Subpart 1 EAC	302	0	1	4	NC
Frederick Co, VA	0.085	0.106	Subpart 1 EAC	82	0	2	3	VA
Greensboro-Winston Salem-High Point, NC	0.093	0.121	Marginal EAC	1,285	4	8	4	NC
Greenville-Spartanburg-Anderson, SC	0.087	0.114	Subpart 1 EAC	799	0	3	4	SC
Hickory-Morganton-Lenoir, NC	0.088	0.105	Subpart 1 EAC	309	0	4	4	NC
Johnson City-Kingsport-Bristol, TN	0.086	0.110	Subpart 1 EAC	206	0	2	4	TN
Nashville, TN	0.086	0.107	Subpart 1 EAC	1,097	5	5	4	TN
Roanoke, VA	0.085	0.107	Subpart 1 EAC	235	0	4	3	VA
San Antonio, TX	0.089	0.119	Subpart 1 EAC	1,559	0	3	6	TX
Washington Co (Hagerstown), MD	0.086	0.109	Subpart 1 EAC	131	0	1	3	MD

13 Total Areas				6,998	9	40

Area	8-hr* Design Value (ppm)	1-hr* Design Value (ppm)	Category/ Classification	2000 Pop. (1000's)	No. of 1-Hr Counties	No. of 8-Hr Counties	EPA Region	State

The Denver-Boulder-Greeley-Ft Collins-Love., CO Subpart 1 EAC area was designated nonattainment for 8-hour Ozone, effective November 20, 2007 ( 72 FR 53952) based on air quality data from 2005, 2006 and the first three quarters of 2007.
Denver-Boulder-Greeley-Ft Collins-Love., CO*	0.087	0.114	Subpart 1 EAC	2,811	7	9	8	CO