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Status of Colorado State SIP Infrastructure Requirements

Colorado Infrastructure Requirements by Pollutant
NOTE: As of 03/12/2021, these reports are no longer being updated. For the latest information, see the SIP Status Tools.

Jump to Colorado section for: 110(a)(2) Lead (2008) 110(a)(2) NO2 (2010) 110(a)(2) Ozone (1997) 110(a)(2) Ozone (2008) 110(a)(2) Ozone (2015) 110(a)(2) PM-2.5 (1997) 110(a)(2) PM-2.5 (2006) 110(a)(2) PM-2.5 (2012) 110(a)(2) SO2 (2010)


Colorado: 110(a)(2) Lead (2008) Infrastructure Requirements     Return to map
 
SIP Requirement Deadline Submittal Date Latest Action Date of Latest Action FR Citation
Click to view
FR notice
Section 110(a)(2)(A) Emission limits and other control measures 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(B) Ambient air quality monitoring/data system 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(C) Program for enforcement of control measures 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(i) - I Prong 1: Interstate transport - significant contribution 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(i) - I Prong 2: Interstate transport - interfere with maintenance 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(i) - II Prong 3: Interstate transport - prevention of significant deterioration 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(i) - II Prong 4: Interstate transport - protect visibility 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(ii) Interstate and international pollution abatement 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(E) Adequate resources 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(F) Stationary source monitoring system 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(G) Emergency power 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(H) Future SIP revisions 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(J) Consultation with government officials; Public notification; PSD and visibility protection 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(K) Air quality modeling/data 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(L) Permitting fees 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(M) Consultation/participation by affected local entities 10/15/2011 07/26/2012 Approval 09/18/2015 80 FR 50205

Colorado: 110(a)(2) NO2 (2010) Infrastructure Requirements     Return to map Top of page

SIP Requirement Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
Section 110(a)(2)(A) Emission limits and other control measures 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(B) Ambient air quality monitoring/data system 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(C) Program for enforcement of control measures 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(i) - I Prong 1: Interstate transport - significant contribution 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(i) - I Prong 2: Interstate transport - interfere with maintenance 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(i) - II Prong 3: Interstate transport - prevention of significant deterioration 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(i) - II Prong 4: Interstate transport - protect visibility 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(ii) Interstate and international pollution abatement 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(E) Adequate resources 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(F) Stationary source monitoring system 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(G) Emergency power 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(H) Future SIP revisions 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(J) Consultation with government officials; Public notification; PSD and visibility protection 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(K) Air quality modeling/data 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(L) Permitting fees 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(M) Consultation/participation by affected local entities 01/22/2013 03/07/2013 Approval 09/18/2015 80 FR 50205

Colorado: 110(a)(2) Ozone (1997) Infrastructure Requirements     Return to map Top of page

SIP Requirement Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
Section 110(a)(2)(A) Emission limits and other control measures 07/18/2000 01/09/2008 Approval 08/22/2011 76 FR 43906
Section 110(a)(2)(B) Ambient air quality monitoring/data system 07/18/2000 01/09/2008 Approval 08/22/2011 76 FR 43906
Section 110(a)(2)(C) Program for enforcement of control measures 07/18/2000 01/09/2008 Approval 08/22/2011 76 FR 43906
Section 110(a)(2)(D)(i) - I Prong 1: Interstate transport - significant contribution 07/18/2000 06/18/2009 Approval 07/06/2010 75 FR 31306
Section 110(a)(2)(D)(i) - I Prong 2: Interstate transport - interfere with maintenance 07/18/2000 06/18/2009 Approval 12/22/2010 75 FR 71029
Section 110(a)(2)(D)(i) - II Prong 3: Interstate transport - prevention of significant deterioration 07/18/2000 03/31/2010 Approval 02/08/2012 77 FR 1027
Section 110(a)(2)(D)(i) - II Prong 4: Interstate transport - protect visibility 07/18/2000 03/31/2010 Approval 05/20/2011 76 FR 22036
Section 110(a)(2)(D)(ii) Interstate and international pollution abatement 07/18/2000 01/09/2008 Approval 08/22/2011 76 FR 43906
Section 110(a)(2)(E) Adequate resources 07/18/2000 01/09/2008 Approval 08/22/2011 76 FR 43906
Section 110(a)(2)(F) Stationary source monitoring system 07/18/2000 01/09/2008 Approval 08/22/2011 76 FR 43906
Section 110(a)(2)(G) Emergency power 07/18/2000 01/09/2008 Approval 08/22/2011 76 FR 43906
Section 110(a)(2)(H) Future SIP revisions 07/18/2000 01/09/2008 Approval 08/22/2011 76 FR 43906
Section 110(a)(2)(J) Consultation with government officials; Public notification; PSD and visibility protection 07/18/2000 01/09/2008 Approval 08/22/2011 76 FR 43906
Section 110(a)(2)(K) Air quality modeling/data 07/18/2000 01/09/2008 Approval 08/22/2011 76 FR 43906
Section 110(a)(2)(L) Permitting fees 07/18/2000 01/09/2008 Approval 08/22/2011 76 FR 43906
Section 110(a)(2)(M) Consultation/participation by affected local entities 07/18/2000 01/09/2008 Approval 08/22/2011 76 FR 43906

Colorado: 110(a)(2) Ozone (2008) Infrastructure Requirements     Return to map Top of page

SIP Requirement Deadline Submittal Date Latest Action Date of Latest Action FR Citation
Click to view
FR notice
Section 110(a)(2)(A) Emission limits and other control measures 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(B) Ambient air quality monitoring/data system 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(C) Program for enforcement of control measures 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(i) - I Prong 1: Interstate transport - significant contribution 03/12/2011 12/31/2012 Approval 03/17/2016 81 FR 7706
Section 110(a)(2)(D)(i) - I Prong 2: Interstate transport - interfere with maintenance 03/12/2011 12/31/2012 Approval 03/17/2016 81 FR 7706
Section 110(a)(2)(D)(i) - II Prong 3: Interstate transport - prevention of significant deterioration 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(i) - II Prong 4: Interstate transport - protect visibility 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(D)(ii) Interstate and international pollution abatement 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(E) Adequate resources 03/12/2011   Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(F) Stationary source monitoring system 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(G) Emergency power 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(H) Future SIP revisions 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(J) Consultation with government officials; Public notification; PSD and visibility protection 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(K) Air quality modeling/data 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(L) Permitting fees 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205
Section 110(a)(2)(M) Consultation/participation by affected local entities 03/12/2011 12/31/2012 Approval 09/18/2015 80 FR 50205

Colorado: 110(a)(2) Ozone (2015) Infrastructure Requirements     Return to map Top of page

SIP Requirement Deadline Submittal Date Latest Action Date of Latest Action FR Citation
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FR notice
Section 110(a)(2)(A) Emission limits and other control measures 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(B) Ambient air quality monitoring/data system 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(C) Program for enforcement of control measures 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(D)(i) - I Prong 1: Interstate transport - significant contribution 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(D)(i) - I Prong 2: Interstate transport - interfere with maintenance 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(D)(i) - II Prong 3: Interstate transport - prevention of significant deterioration 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(D)(i) - II Prong 4: Interstate transport - protect visibility 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(D)(ii) Interstate and international pollution abatement 10/01/2018   Proposed approval 07/29/2019  
Section 110(a)(2)(E) Adequate resources 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(F) Stationary source monitoring system 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(G) Emergency power 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(H) Future SIP revisions 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(J) Consultation with government officials; Public notification; PSD and visibility protection 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(K) Air quality modeling/data 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(L) Permitting fees 10/01/2018 09/17/2018 Proposed approval 07/29/2019  
Section 110(a)(2)(M) Consultation/participation by affected local entities 10/01/2018 09/17/2018 Proposed approval 07/29/2019  

Colorado: 110(a)(2) PM-2.5 (1997) Infrastructure Requirements     Return to map Top of page

SIP Requirement Deadline Submittal Date Latest Action Date of Latest Action FR Citation
Click to view
FR notice
Section 110(a)(2)(A) Emission limits and other control measures 07/18/2000 04/04/2008 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(B) Ambient air quality monitoring/data system 07/18/2000 04/04/2008 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(C) Program for enforcement of control measures 07/18/2000 04/04/2008 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(D)(i) - I Prong 1: Interstate transport - significant contribution 07/18/2000 03/31/2010 Approval 02/08/2012 77 FR 1027
Section 110(a)(2)(D)(i) - I Prong 2: Interstate transport - interfere with maintenance 07/18/2000 03/31/2010 Approval 02/08/2012 77 FR 1027
Section 110(a)(2)(D)(i) - II Prong 3: Interstate transport - prevention of significant deterioration 07/18/2000 03/31/2010 Approval 02/08/2012 77 FR 1027
Section 110(a)(2)(D)(i) - II Prong 4: Interstate transport - protect visibility 07/18/2000 03/31/2010 Approval 05/20/2011 76 FR 22036
Section 110(a)(2)(D)(ii) Interstate and international pollution abatement 07/18/2000 04/04/2008 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(E) Adequate resources 07/18/2000 04/04/2008 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(F) Stationary source monitoring system 07/18/2000 04/04/2008 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(G) Emergency power 07/18/2000 04/04/2008 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(H) Future SIP revisions 07/18/2000 04/04/2008 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(J) Consultation with government officials; Public notification; PSD and visibility protection 07/18/2000 04/04/2008 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(K) Air quality modeling/data 07/18/2000 04/04/2008 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(L) Permitting fees 07/18/2000 04/04/2008 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(M) Consultation/participation by affected local entities 07/18/2000 04/04/2008 Approval 10/23/2013 78 FR 58186

Colorado: 110(a)(2) PM-2.5 (2006) Infrastructure Requirements     Return to map Top of page

SIP Requirement Deadline Submittal Date Latest Action Date of Latest Action FR Citation
Click to view
FR notice
Section 110(a)(2)(A) Emission limits and other control measures 09/21/2009 06/04/2010 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(B) Ambient air quality monitoring/data system 09/21/2009 06/04/2010 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(C) Program for enforcement of control measures 09/21/2009 06/04/2010 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(D)(i) - I Prong 1: Interstate transport - significant contribution 09/21/2009 05/11/2012 Approval 09/09/2015 80 FR 47862
Section 110(a)(2)(D)(i) - I Prong 2: Interstate transport - interfere with maintenance 09/21/2009 05/11/2012 Approval 09/09/2015 80 FR 47862
Section 110(a)(2)(D)(i) - II Prong 3: Interstate transport - prevention of significant deterioration 09/21/2009 05/11/2012 Approval 09/09/2015 80 FR 47862
Section 110(a)(2)(D)(i) - II Prong 4: Interstate transport - protect visibility 09/21/2009 05/11/2012 Approval 09/09/2015 80 FR 47862
Section 110(a)(2)(D)(ii) Interstate and international pollution abatement 09/21/2009 06/04/2010 Approval 09/09/2015 80 FR 47862
Section 110(a)(2)(E) Adequate resources 09/21/2009 06/04/2010 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(F) Stationary source monitoring system 09/21/2009 06/04/2010 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(G) Emergency power 09/21/2009 06/04/2010 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(H) Future SIP revisions 09/21/2009 06/04/2010 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(J) Consultation with government officials; Public notification; PSD and visibility protection 09/21/2009 06/04/2010 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(K) Air quality modeling/data 09/21/2009 06/04/2010 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(L) Permitting fees 09/21/2009 06/04/2010 Approval 10/23/2013 78 FR 58186
Section 110(a)(2)(M) Consultation/participation by affected local entities 09/21/2009 06/04/2010 Approval 10/23/2013 78 FR 58186

Colorado: 110(a)(2) PM-2.5 (2012) Infrastructure Requirements     Return to map Top of page

SIP Requirement Deadline Submittal Date Latest Action Date of Latest Action FR Citation
Click to view
FR notice
Section 110(a)(2)(A) Emission limits and other control measures 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(B) Ambient air quality monitoring/data system 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(C) Program for enforcement of control measures 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(D)(i) - I Prong 1: Interstate transport - significant contribution 12/14/2015 12/09/2015 Approval 08/06/2018 83 FR 31328
Section 110(a)(2)(D)(i) - I Prong 2: Interstate transport - interfere with maintenance 12/14/2015 12/09/2015 Approval 08/06/2018 83 FR 31328
Section 110(a)(2)(D)(i) - II Prong 3: Interstate transport - prevention of significant deterioration 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(D)(i) - II Prong 4: Interstate transport - protect visibility 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(D)(ii) Interstate and international pollution abatement 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(E) Adequate resources 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(F) Stationary source monitoring system 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(G) Emergency power 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(H) Future SIP revisions 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(J) Consultation with government officials; Public notification; PSD and visibility protection 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(K) Air quality modeling/data 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(L) Permitting fees 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(M) Consultation/participation by affected local entities 12/14/2015 12/01/2015 Approval 09/18/2017 82 FR 39030

Colorado: 110(a)(2) SO2 (2010) Infrastructure Requirements     Return to map Top of page

SIP Requirement Deadline Submittal Date Latest Action Date of Latest Action FR Citation
Click to view
FR notice
Section 110(a)(2)(A) Emission limits and other control measures 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(B) Ambient air quality monitoring/data system 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(C) Program for enforcement of control measures 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(D)(i) - I Prong 1: Interstate transport - significant contribution 06/02/2013 02/16/2018 Approval 10/01/2018 83 FR 44500
Section 110(a)(2)(D)(i) - I Prong 2: Interstate transport - interfere with maintenance 06/02/2013 02/16/2018 Approval 10/01/2018 83 FR 44500
Section 110(a)(2)(D)(i) - II Prong 3: Interstate transport - prevention of significant deterioration 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(D)(i) - II Prong 4: Interstate transport - protect visibility 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(D)(ii) Interstate and international pollution abatement 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(E) Adequate resources 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(F) Stationary source monitoring system 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(G) Emergency power 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(H) Future SIP revisions 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(J) Consultation with government officials; Public notification; PSD and visibility protection 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(K) Air quality modeling/data 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(L) Permitting fees 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
Section 110(a)(2)(M) Consultation/participation by affected local entities 06/02/2013 07/10/2013 Approval 09/18/2017 82 FR 39030
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.