Welcome to Arizona

WESTAR Fall Business MeetingOctober 31 - November 1, 2011

Tempe, Arizona

Eric C. Massey, Director

Air Quality Division

Arizona and Air Quality

• We have a long history in air quality

• We have unique conditions

• We have interesting challenges

• We have great western colleagues

Christmas Day 2006

ARIZONA NONATTAINMENT

AND MAINTENANCE

AREAS

Challenges and Opportunities

• Gone are the days when “SIP” was synonymous with “just a taste”– PM10

• Maricopa County 5% Plan• Pinal County Redesignation

– Ozone• Phoenix area – for now

– SO2• Copper smelter specific areas in Hayden and Miami

– Lead “IF” SIP– Regional Haze

• Revising 2009 ozone boundary recommendation

Exceptional Events

• Summer of 2011 was extreme– 17 PM10 exceedance days in Maricopa County alone– Around 100 monitored violations– 1 hour PM10 concentration of more than 6,000 µg/m3

• Working closely with staff in Region 9 to address– Draft demonstration for July 2 – 8, 2011 submitted

• Concerns with April 2011 guidance document still remain.– Rural area exceptional event demonstrations– Dispute resolution

On the horizon

• New Source Review Reform & SIP Gap• Emergency Episodes Rule

• SO2 maintenance plans and their interaction with existing SO2 NAA

• Regional haze?• Regional air quality planning

– Ozone– CSAPR?

Contact Information:

Eric C. Massey, Director

Air Quality Division

Arizona Dept. of Environmental Quality

E-mail: ecm@azdeq.gov

Phone: (602) 771-2308

Fax: (602) 771-2366