Contact EPA Pacific Southwest Air Program
Pacific Southwest, Region 9
Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations
Air Actions, Arizona
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Regional Haze in Arizona
Actions on this page:
Phase 3
- January 2017: Final Action for Arizona Regional Haze SIP Revision for Cholla Power Plant
- November 2016: Arizona Regional Haze Federal Implementation Plan (FIP) Revision
- June 2016: Arizona Regional Haze State Implementation Plan (SIP) Revision for Cholla Generating Station
- June 2016: Arizona Regional Haze Federal Implementation Plan (FIP) Revision for Phoenix Cement Company (PCC) and CalPortland Cement (CPC)
- March 2016: Arizona Regional Haze Federal Implementation Plan (FIP) Revision for Coronado Generating Station
- March 2015: Arizona Regional Haze Federal Implementation Plan (FIP) – Coronado Generating Station
- February 2015: Arizona Regional Haze SIP and FIP – Apache Generating Station
- January 2015: Revisions to the Arizona Regional Haze Federal Implementation Plan
- September 2014: Revision to the Arizona Regional Haze SIP and withdrawal of the existing FIP
- June 2014: Arizona Section 308 Regional Haze Federal Implementation Plan (FIP)
- January 2014: Arizona Section 308 Regional Haze Federal Implementation Plan (FIP) Proposal
Phase 2
- July 2013: Arizona Section 308 Regional Haze State Implementation Plan (SIP) – Partial Approval/Partial Disapproval of Arizona's Regional Haze SIP
- May 2013: Arizona Section 308 Regional Haze State Implementation Plan (SIP) – Proposed Partial Approval/Partial Disapproval of Arizona’s Regional Haze SIP
- December 2012: Arizona Section 308 Regional Haze State Implementation Plan (SIP) - Proposed Partial Approval/Partial Disapproval of Remaining Portions of Arizona's Regional Haze SIP
Phase 1
- November 2012: Arizona Section 309 Regional Haze State Implementation Plan (SIP) - Partial Approval/Partial Disapproval of State Plan and Federal Plan
- July 2012: Arizona Section 309 Regional Haze State Implementation Plan (SIP) – Partial Federal Implementation Plan (FIP) – Proposed Rule
- July 2013: Arizona Section 309 Regional Haze State Implementation Plan (SIP) – Partial Disapproval – Final Rule
- January 2013: Arizona Section 309 Regional Haze State Implementation Plan (SIP) - Partial Disapproval – Proposed Rule
Regional Haze Section 308
January 13, 2017 – Arizona Regional Haze SIP Revision and Withdrawal of FIP for Cholla Power Plant
This final action approves a source-specific Arizona Regional Haze SIP Revision for the Cholla Power Plant and withdraws the FIP provisions that applied to this facility.
- Final Rule (pre-publication version) (PDF) (59 pp, 363 K)
- Fact Sheet (PDF) (1 pp, 47 K)
June 30, 2016 - Arizona Regional Haze State Implementation Plan (SIP) Revision for Cholla Generating Station
This action proposes to approve a revision to the Arizona Regional Haze SIP and rescind the applicable provisions of the Arizona Regional Haze Federal Implementation Plan for Cholla Generating Station. The Regional Haze Program's goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas.
- Federal Register Notice: Proposed Rule (published July 19, 2016)
- Fact Sheet (PDF) (1 pp, 95 K)
Contact Information
Anita Lee (lee.anita@epa.gov)
(415) 972-3958
November 4, 2016 - Arizona Regional Haze Federal Implementation Plan (FIP) Revision
This action revises the Arizona Regional Haze FIP for Phoenix Cement Company (PCC) Clarkdale Plant and the CalPortland Cement (CPC) Rillito Plant. The Regional Haze Program's goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas.
- Federal Register Notice: Final Rule (published November 21, 2016)
- Fact Sheet (PDF) (1 pp, 37 K)
Contact Information
Krishna Viswanathan (viswanathan.krishna@epa.gov)
(520) 999-7880
June 15, 2016 - Arizona Regional Haze Federal Implementation Plan (FIP) Revision for Phoenix Cement Company (PCC) and CalPortland Cement (CPC)
This action proposes to revise the Arizona Regional Haze FIP for the Phoenix Cement Company (PCC) Clarkdale Plant and the CalPortland Cement (CPC) Rillito Plant. The Regional Haze Program's goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas.
- Federal Register Notice: Proposed Rule (published June 30, 2016)
- Fact Sheet (PDF) (1 pp, 22K)
Contact Information
Krishna Viswanathan (viswanathan.krishna@epa.gov)
(520) 999-7880
March 29, 2016 - Arizona Regional Haze Federal Implementation Plan (FIP) Revision for Coronado Generating Station
This action revises the Arizona Regional Haze FIP for the Coronado Generating Station. The Regional Haze Program's goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas.
- Federal Register Notice: Final Rule (published April 13, 2016)
- Fact Sheet (PDF) (62 pp, 2K)
Contact Information
Krishna Viswanathan (viswanathan.krishna@epa.gov)
(520) 999-7880
March 13, 2015 - Arizona Regional Haze Federal Implementation Plan (FIP) for Coronado Generating Station
EPA is proposing to revise the Arizona Regional Haze FIP for Coronado Generating Station. The Regional Haze Program's goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas. There will be a 45-day comment period after publication in the Federal Register.
- Federal Register Notice: Proposed Rule (published March 31, 2015)
- Fact Sheet (PDF) (1 pp, 174K)
Contact Information
Krishna Viswanathan (viswanathan.krishna@epa.gov)
(520) 999-7880
February 27, 2015: Arizona Regional Haze SIP and FIP for Apache Generating Station
This final action approves a revision to the Arizona Regional Haze SIP and withdraws the corresponding part of the existing FIP for Apache Generating Station. The Regional Haze Program’s goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas.
- Federal Register Notice: Final Rule (published April 10, 2015)
- Fact Sheet (PDF) (2 pp, 188K)
Contact Information
Krishna Viswanathan (viswanathan.krishna@epa.gov)
(520) 999-7880
September 2014: Revision to the Arizona Regional Haze SIP and withdrawal of the existing FIP for Apache Generating Station
This action proposes to approve a revision to the Arizona Regional Haze SIP and withdraw the existing FIP for Apache Generating Station. The Regional Haze Program's goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas.
- Federal Register Notice: Proposed Rule (published September 19, 2014)
- Fact Sheet (PDF) (2 pp,163K)
Contact Information
Krishna Viswanathan (viswanathan.krishna@epa.gov)
(520) 999-7880
January 2015: Revisions to Arizona Regional Haze Federal Implementation Plan
EPA proposed to revise provisions of the Arizona Regional Haze Federal Implementation Plan applicable to the Nelson Lime Plant. The Regional Haze Program's goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas. EPA is providing a 45 day public comment period from the date of publication in the Federal Register. Comments are due on or before February 27, 2015.
- Federal Register Notice: Proposed Rule (published January 13, 2015)
Contact Information
Krishna Viswanathan (viswanathan.krishna@epa.gov)
(520) 999-7880
June 2014: Arizona Section 308 Regional Haze Federal Implementation Plan (FIP)
June 27, 2014 - This action promulgates federal requirements for those elements of the Arizona Regional Haze State Implementation Plan (SIP) that EPA disapproved on July 30, 2013. The Regional Haze Program’s goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas.
- Federal Register Notice: Final Rule (published September 3, 2014)
- Fact Sheet (PDF) (3pp, 341K)
January 2014: Arizona Section 308 Regional Haze Federal Implementation Plan (FIP) Proposal
January 27, 2014 - This action proposes to promulgate federal requirements for those elements of the Arizona Regional Haze State Implementation Plan that EPA disapproved on July 30, 2013. The Regional Haze Program's goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas. EPA will accept public comments for 45 days after publication in the Federal Register.
- Federal Register Notice: Proposed Rule (published February 18, 2014)
- Fact Sheet (PDF) (3 pp, 255K)
- Press Release
Contact Information
Krishna Viswanathan (viswanathan.krishna@epa.gov)
(520) 999-7880
July 2013: Arizona Section 308 Regional Haze State Implementation Plan (SIP) – Partial Approval/Partial Disapproval of Arizona's Regional Haze SIP
July 15, 2013 - EPA approved partially and disapproved partially the remaining portions of Arizona's Regional Haze State Implementation Plan (SIP). The Regional Haze Program's goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas.
- Federal Register Notice: Final Rule (published August 8, 2013)
- Fact Sheet (PDF) (3 pp, 15K)
May 2013: Arizona Section 308 Regional Haze State Implementation Plan (SIP) – Proposed Partial Approval/Partial Disapproval of Arizona’s Regional Haze SIP
May 9, 2013 - This proposal modifies EPA’s positions on Arizona's Regional Haze State Implementation Plan (SIP) as laid out in our previous proposal, published in the Federal Register on December 21, 2013. The Regional Haze Program’s goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas.
- Federal Register Notice: Proposed Rule (published on May 20, 2013)
- Fact Sheet (PDF) (2 pp, 103K)
December 2012: Arizona Section 308 Regional Haze State Implementation Plan (SIP) - Proposed Partial Approval/Partial Disapproval of Remaining Portions of Arizona's Regional Haze State Implementation Plan (SIP)
December 7, 2012 - EPA proposes to approve partially and disapprove partially the remaining portions of Arizona's Regional Haze State Implementation Plan (SIP). The Regional Haze Program's goal is to reduce emissions of pollutants that impair visibility at protected national parks and wilderness areas, known as Class I areas.
Contact Information
Krishna Viswanathan (viswanathan.krishna@epa.gov)
(520) 999-7880
November 2012: Arizona Section 309 Regional Haze State Implementation Plan (SIP) - Partial Approval/Partial Disapproval of State Plan and Federal Plan
November 15, 2012 - EPA is taking final action to approve in part and disapprove in part Arizona's plan to control air pollution at Apache Generating Station, Cholla Power Plant and Coronado Generating Station. EPA is also promulgating a Federal Implementation Plan to replace certain elements of the State Implementation Plan. These pollutants contribute to visibility impairment in protected national parks and wilderness areas, known as Class 1 areas, in Arizona and neighboring States.
- Federal Register Notice: Final Rule
- Fact Sheet (PDF) (2pp, 101K)
July 2012: Arizona Regional Haze SIP - Proposed Partial Approval/Partial Disapproval and Partial FIP
July 2, 2012 - EPA is proposing to partially approve and partially disapprove Arizona's plan to control air pollution at Cholla power plant, Apache Generating Station and Coronado Generating Station. EPA is also promulgating a Federal Implementation Plan for certain elements of the SIP. These pollutants contribute to visibility impairment in protected national parks and wilderness areas, known as Class 1 areas, in Arizona and neighboring States.
- Federal Register Notice: Proposed Rule
- Fact Sheet plus Map (PDF) (2 pp, 131K)
- Technical Support Document (TSD) for Proposed Rulemaking (PDF) (101pp, 1.3M)
- Notice of Additional Public Hearings
- Press Release
Contact Information
Krishna Viswanathan (viswanathan.krishna@epa.gov)
(520) 999-7880
Regional Haze Section 309
July 2013: Arizona Section 309 Regional Haze State Implementation Plan (SIP) – Partial Disapproval – Final Rule
July 26, 2013: EPA finalized a partial disapproval of Arizona’s section 309 state implementation plan (SIP) to implement the regional haze program.
- Federal Register Notice: Final Rule (August 8, 2013)
January 2013: Arizona Section 309 Regional Haze State Implementation Plan (SIP) – Partial Disapproval
January 23, 2013: EPA proposed to disapprove in part Arizona’s section 309 State Implementation Plan (SIP) to implement the regional haze program addressing visibility impairment in mandatory Class I areas covered by the requirements related to the Grand Canyon Visibility Transport Commission, an optional program for certain western states.
- Federal Register Notice: Proposed Rule (February 5, 2013)
Contact Information
Krishna Viswanathan (viswanathan.krishna@epa.gov)
(520) 999-7880