SIP Status Reports

You are here: EPA Home > Air Quality Implementation Plans > SIP Status Reports > National Status of a Ozone-1Hr (1979) SIP Required Element

National Status of a Ozone-1Hr (1979) SIP Required Element

Required Element: I/M Enhanced
NOTE: As of 03/12/2021, these reports are no longer being updated. For the latest information, see the SIP Status Tools.

Return to: Required Element Selection NAAQS Selection

Required Element: I/M Enhanced For Pollutant: Ozone-1Hr (1979)
State	Area Name	Deadline	Submittal Date	Latest Action	Date of Latest Action	FR Citation Click to view FR notice
Arizona	Phoenix Area	11/15/1992	09/06/1994	Approval	08/28/1996	61 FR 39343
Connecticut	Greater Connecticut Area	11/15/1993	06/24/1998	Approval	05/10/1999	64 FR 12005
Connecticut	New York-N. New Jersey-Long Island Area	11/15/1993	06/24/1998	Approval	05/10/1999	64 FR 12005
Connecticut	OTR 1990	11/15/1992	06/24/1998	Approval	05/10/1999	64 FR 12005
Delaware	Philadelphia-Wilmington-Trenton Area	11/15/1993	02/17/1995	Approval	11/01/1999	64 FR 52657
Delaware	OTR 1990	11/15/1992	02/17/1995	Approval	11/01/1999	64 FR 52657
District of Columbia	Washington Area	11/15/1993	11/25/1997	Approval	08/10/1999	64 FR 31498
District of Columbia	OTR 1990	11/15/1992	11/25/1997	Approval	08/10/1999	64 FR 31498
Georgia	Atlanta Area	11/15/1993	06/17/1996	Approval	03/30/1999	64 FR 4568
Illinois	Chicago-Gary-Lake County Area	11/15/1993	06/29/1995	Approval	04/23/1999	64 FR 8517
Illinois	St. Louis Area	01/29/2004		Redesignation approved	05/12/2003	68 FR 25442
Indiana	Chicago-Gary-Lake County Area	11/15/1993	06/06/1995	Approval	05/20/1996	61 FR 11142
Louisiana	Baton Rouge Area	11/15/1993	01/29/1999	Approval	09/26/2002	67 FR 60594
Maine	OTR 1990	11/15/1992	11/19/1998	Approval	02/09/2001	66 FR 1871
Maryland	Baltimore Area	11/15/1993	07/12/1995	Approval	12/28/1999	64 FR 58340
Maryland	Philadelphia-Wilmington-Trenton Area	11/15/1993	07/12/1995	Approval	12/28/1999	64 FR 58340
Maryland	Washington Area	11/15/1993	07/12/1995	Approval	09/02/1997	62 FR 40938
Maryland	OTR 1990	11/15/1992	07/12/1995	Approval	12/28/1999	64 FR 58340
Massachusetts	Boston-Lawrence-Worcester (E. Mass) Area	11/15/1993	10/20/2000	Approval	01/16/2001	65 FR 69254
Massachusetts	Springfield (W. Mass) Area	11/15/1993	10/20/2000	Approval	01/16/2001	65 FR 69254
Massachusetts	OTR 1990	11/15/1992	10/20/2000	Approval	01/16/2001	65 FR 69254
Missouri	St. Louis Area	01/29/2004		Redesignation approved	05/12/2003	68 FR 25418
New Hampshire	Boston-Lawrence-Worcester Area	11/15/1993	03/01/1994	Approval	02/09/2001	66 FR 1868
New Hampshire	Portsmouth-Dover-Rochester Area	11/15/1993	03/01/1994	Approval	02/09/2001	66 FR 1868
New Hampshire	OTR 1990	11/15/1992	03/01/1994	Approval	02/09/2001	66 FR 1868
New Jersey	Allentown-Bethlehem-Easton Area	11/15/1993	07/10/1995	Approval	06/13/1997	62 FR 26401
New Jersey	Atlantic City Area	11/15/1993	07/10/1995	Approval	06/13/1997	62 FR 26401
New Jersey	New York-N. New Jersey-Long Island Area	11/15/1993	07/10/1995	Approval	06/13/1997	62 FR 26401
New Jersey	Philadelphia-Wilmington-Trenton Area	11/15/1993	07/10/1995	Approval	06/13/1997	62 FR 26401
New Jersey	OTR 1990	11/15/1992	07/10/1995	Approval	06/13/1997	62 FR 26401
New York	New York-N. New Jersey-Long Island Area	11/15/1993	07/31/1995	Approval	06/06/2001	66 FR 22922
New York	OTR 1990	11/15/1992	07/31/1995	Approval	06/06/2001	66 FR 22922
Pennsylvania	Allentown-Bethlehem-Easton Area	11/15/1992	11/02/1993	Approval	08/02/1999	64 FR 32411
Pennsylvania	Altoona Area	11/15/1992	11/02/1993	Approval	08/02/1999	64 FR 32411
Pennsylvania	Erie Area	11/15/1992	11/02/1993	Approval	08/02/1999	64 FR 32411
Pennsylvania	Harrisburg-Lebanon-Carlisle Area	11/15/1992	11/02/1993	Approval	08/02/1999	64 FR 32411
Pennsylvania	Johnstown Area	11/15/1992	11/02/1993	Approval	08/02/1999	64 FR 32411
Pennsylvania	Lancaster Area	11/15/1992	11/02/1993	Approval	08/02/1999	64 FR 32411
Pennsylvania	Philadelphia-Wilmington-Trenton Area	11/15/1992	11/02/1993	Approval	08/02/1999	64 FR 32411
Pennsylvania	Pittsburgh-Beaver Valley Area	11/15/1992	11/02/1993	Approval	08/02/1999	64 FR 32411
Pennsylvania	Reading Area	11/15/1992	11/02/1993	Approval	02/27/1997
Pennsylvania	Scranton-Wilkes-Barre Area	11/15/1992	11/02/1993	Approval	08/02/1999	64 FR 32411
Pennsylvania	York Area	11/15/1992	11/02/1993	Approval	08/02/1999	64 FR 32411
Pennsylvania	Youngstown-Warren-Sharon Area	11/15/1992	11/02/1993	Approval	08/02/1999	64 FR 32411
Pennsylvania	OTR 1990	11/15/1992	11/02/1993	Approval	08/02/1999	64 FR 32411
Rhode Island	Providence (all of RI) Area	11/15/1993	11/17/2000	Approval	03/12/2001	66 FR 9661
Rhode Island	OTR 1990	11/15/1992	11/17/2000	Approval	03/12/2001	66 FR 9661
Texas	El Paso Area	11/15/1993	11/15/1993	Approval	09/21/1994	59 FR 43046
Texas	Houston-Galveston-Brazoria Area	11/15/1993	11/15/1993	Approval	09/21/1994	59 FR 43046
Vermont	OTR 1990	11/15/1992	03/21/1979	Approval	02/12/1980	45 FR 10775
Virginia	Washington Area	11/15/1993	07/18/1995	Approval	10/18/1999	64 FR 47670
Virginia	OTR 1990	11/15/1992	07/18/1995	Approval	10/18/1999	64 FR 47670
West Virginia	Charleston Area	11/15/1993	11/12/1992	Approval	09/06/1994	59 FR 45985
Wisconsin	Milwaukee-Racine Area	11/15/1992	11/15/1993	Approval	02/13/1995

We have made our best effort to ensure that the data contained in these reports is accurate. We note that there may be brief delays in updating the reports as we receive new state submissions and we take rulemaking action on plans. In order to assist us in providing accurate information, we request that you contact us by clicking on the "Contact Us" link near the top of this page with any comments regarding or corrections to the posted information, including concerns about whether the entries reflect the most recent status.