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Status of SIP Required Elements for the SO2 (1971) NAAQS

Required Elements by Area
As of 10/01/2020



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SO2 (1971) / Ajo   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard AZ 05/15/1992   Approval 01/02/2004 68 FR 62243
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SO2 (1971) / AQCR 131: Anoka, Carver, Dakota, Hennepin, Ramsey, Scott, and Washington counties (Minneapolis-St. Paul)   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard MN 05/15/1992 05/29/1992 Approval 05/16/1994  
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SO2 (1971) / AQCR 238: Oneida County: Rhinelander Sub-city area   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP WI 05/15/1992 10/21/1994 Approval 12/07/1994  
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SO2 (1971) / Central Steptoe Valley   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard NV 05/15/1992   Approval 06/11/2002  
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SO2 (1971) / Coshocton County; Franklin Township   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard OH 05/15/1992 10/26/1995 Approval 07/05/2000 65 FR 35577
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SO2 (1971) / Cuyahoga County (part)   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard OH 05/15/1992 09/27/2003 Approval 09/07/2004 69 FR 41336
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SO2 (1971) / Douglas   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard AZ 05/15/1992   Approval 05/01/2006 71 FR 9941
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SO2 (1971) / East Helena Area   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard MT 05/15/1992 03/30/1994 Approval 03/28/1995  
SO2 SIP - secondary standard MT 11/15/1993 10/26/2018 Approval 10/11/2019 84 FR 47897
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SO2 (1971) / Gallia County; Addison Township   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - secondary standard OH 05/15/1992 10/26/1995 Approval 07/05/2000 65 FR 35577
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SO2 (1971) / Hancock County (Part) The city of Weirton, including Butler and Clay: Magisterial Districts   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP WV 07/20/1995 07/21/1995 Approval 07/06/2004 69 FR 24986
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SO2 (1971) / Hayden   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard AZ 05/15/1992        
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SO2 (1971) / Jefferson County; (part) Steubenville & Mingo Junction   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard OH 05/15/1992 08/20/1998 Approval 05/17/1999 64 FR 13070
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SO2 (1971) / Lake County; (part) Eastlake, Timberlake, Lakeline, Willoughby, Mentor   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard OH 05/15/1992 08/20/1998 Approval 05/19/1999 64 FR 13070
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SO2 (1971) / Laurel Area   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 Nonattainment NSR MT 11/15/1993 05/23/1994 Approval 09/18/1995 60 FR 36715
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SO2 (1971) / Lorain County (part)   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard OH 05/15/1992 10/26/1995 Approval 07/05/2000 65 FR 35577
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SO2 (1971) / Lucas County (part)   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard OH 05/15/1992 03/30/1999 Approval 03/18/2004 69 FR 4856
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SO2 (1971) / Miami   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard AZ 05/15/1992   Approval 03/26/2007 72 FR 3062
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SO2 (1971) / Morenci   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard AZ 05/15/1992   Approval 06/25/2004 69 FR 22447
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SO2 (1971) / Muscatine County; (part)   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard IA 10/11/1995 06/19/1996 Approval 12/31/1997 62 FR 63454
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SO2 (1971) / New Manchester-Grant magisterial district in Hancock County   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard WV 12/01/1994 02/17/1995 Approval 01/27/1997 61 FR 60191
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SO2 (1971) / NJ portion of the Northeast Pennsylvania-Upper Delaware Valley Interstate AQCR: (part)   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard NJ 05/15/1992        
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SO2 (1971) / Piti Power Plant   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard GU See Note   Approval 01/01/1991  
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SO2 (1971) / Salt Lake County   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 Nonattainment NSR UT 05/15/1992 11/12/1993 Approval 07/05/1995 60 FR 22277
SO2 SIP - primary standard UT 05/15/1992 05/15/1992 Approval 01/13/1995 59 FR 64326
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SO2 (1971) / San Manuel   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard AZ 05/15/1992   Approval 03/18/2008 73 FR 3396
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SO2 (1971) / Tanguisson Power Plant   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard GU See Note   Approval 01/01/1991  
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SO2 (1971) / Tooele County (part)   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 Nonattainment NSR UT 05/15/1992 11/12/1993 Approval 07/05/1995 60 FR 22277
SO2 SIP - primary standard UT 05/15/1992 05/15/1992 Approval 01/13/1995 59 FR 64326
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SO2 (1971) / Warren County: Conewago Twp   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP - primary standard PA 05/15/1992 12/09/1993 Approval 03/18/2003 68 FR 2454
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SO2 (1971) / Warren County: Warren Boro, Pleasant Twp, Glade Twp   
 
SIP Requirement State Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
SO2 SIP PA 07/20/1995 09/26/1995 Approval 03/18/2003 68 FR 2454
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