Contact EPA Pacific Southwest Air Program
Pacific Southwest, Region 9
Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations
Air Actions, Arizona
Carbon Monoxide Actions in Phoenix, AZ
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Actions on this page:
- January 2016: Approval of the Phoenix CO Maintenance Area's Second 10-Year Maintenance Plan
- September 2015: Proposed Approval of Second 10-Year Maintenance Plan
- January 2005: Final Redesignation for Carbon Monoxide
- September 2004: Proposed Redesignation for Carbon Monoxide
- September 2003: Final Finding of Attainment for Carbon Monoxide
January 2016: Approval of the Phoenix CO Maintenance Area's Second
10-Year Maintenance Plan
January 25, 2016: EPA approved the State of Arizona's request, submitted by the state on April 2, 2013, that we approve the 2013 Maintenance Plan for the Phoenix carbon monoxide maintenance area as a revision to the Arizona State Implementation Plan. The plan addresses continued maintenance in the area for the carbon monoxide (CO) national ambient air quality standards (NAAQS) for another ten years, until 2025. EPA redesignated the area to attainment and approved the first maintenance plan in 2005. EPA also found adequate and approved the plan's motor vehicle emissions budget (MVEB) for 2025.
- Federal Register Notice: Final Rule (Published 3/3/2016)
- Fact Sheet (PDF) (1 pp, 30K)
Contact Information
John J. Kelly (kelly.johnj@epa.gov)
(415) 947-4151
September 2015: Proposed Approval of the Phoenix CO Maintenance Area's
Second 10-Year Maintenance Plan
September 30, 2015: EPA proposed to approve a request, submitted by the State of Arizona on April 2, 2013, that we approve the 2013 Maintenance Plan for the Phoenix carbon monoxide maintenance area as a revision to the Arizona State Implementation Plan. The plan addresses continued maintenance in the area for the carbon monoxide (CO) national ambient air quality standards (NAAQS) for another ten years, until 2025. EPA redesignated the area to attainment and approved the first maintenance plan in 2005. EPA also proposed to find adequate and to approve the plan's motor vehicle emissions budget (MVEB) for 2025. The proposal provides a 30-day comment period.
- Federal Register Notice: Proposed Rule (Published 10/19/2015)
- Fact Sheet (PDF) (1 pp, 31K)
Contact Information
John J. Kelly (kelly.johnj@epa.gov)
(415) 947-4151
January 2005: Final Redesignation for Carbon Monoxide
January 3, 2005: EPA redesignated the Phoenix metropolitan area in Arizona to attainment for the National Ambient Air Quality Standard (NAAQS) for carbon monoxide and approved the attainment demonstration and maintenance plan showing maintenance of the CO standard through 2015. EPA also finalized a boundary change that removes the Gila River Indian Community (GRIC) from the Phoenix CO maintenance area.
- Federal Register Notice: Final Rule (Published March 9, 2005)
- Press release (January 5, 2005)
Contact Information
Wienke Tax (tax.wienke@epa.gov)
(415) 947-4192
September 2004: Proposed Redesignation for Carbon Monoxide
September 21, 2004: EPA proposed to redesignate the Phoenix metropolitan area in Arizona to attainment for the National Ambient Air Quality Standard (NAAQS) for carbon monoxide and proposed to approve the attainment demonstration and maintenance plan showing maintenance of the CO standard through 2015. EPA also proposed a boundary change that removes the Gila River Indian Community (GRIC) from the Phoenix CO maintenance area.
- Federal Register Notice: Proposed Rule (Published October 8, 2004)
- Press release (September 22, 2004)
Contact Information
Wienke Tax (tax.wienke@epa.gov)
(415) 947-4192
September 2003: Final Finding of Attainment for Carbon Monoxide
September 9, 2003: EPA finalized its finding of attainment for the Phoenix area for the carbon monoxide national air quality health standard.
- Federal Register Notice: Final Rule (Published September 22, 2003)
- Technical Support Document (PDF) (August 2003) (10 pp, 74K)
Contact Information
Wienke Tax (tax.wienke@epa.gov)
(415) 947-4192