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Pacific Southwest, Region 9

Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations

Air Actions, Arizona

Lead (Pb) Actions in Hayden, Arizona

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August 2014: Redesignation for the 2008 lead (Pb) National Ambient Air Quality Standards

August 20, 2014: EPA took final action to redesignate the Hayden area to nonattainment for the 2008 lead (Pb) national ambient air quality standards (NAAQS).

Contact Information
Ginger Vagenas (vagenas.ginger@epa.gov)
415-972-3964

Gwen Yoshimura (yoshimura.gwen@epa.gov)
415-947-4134

April 2014: Proposed Redesignation for the 2008 Lead (Pb) National Ambient Air Quality Standards

April 21, 2014: EPA proposed to redesignate the Hayden area to nonattainment for the 2008 lead (Pb) national ambient air quality standards (NAAQS).

Contact Information
Ginger Vagenas (vagenas.ginger@epa.gov)
415-972-3964

Gwen Yoshimura (yoshimura.gwen@epa.gov)
415-947-4134

June 2013: Notification that the air quality designation for the Hayden area, currently designated unclassifiable, should be revised to nonattainment for the 2008 lead national ambient air quality standards (NAAQS)

June 12, 2013: EPA sent a letter to Governor Brewer notifying her that available lead (Pb) monitoring data indicate that the air quality designation for the Hayden area, which is currently designated unclassifiable, should be revised to nonattainment for the 2008 lead national ambient air quality standards (NAAQS).

Contact Information
Ginger Vagenas (vagenas.ginger@epa.gov)
415-972-3964

Gwen Yoshimura (yoshimura.gwen@epa.gov)
415-947-4134

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