Good and Gooder: New NAAQS, New Requirements

May 7, 2008

Carol Kemker, Deputy Director Carol Kemker, Deputy Director Air, Pesticides and Toxics Management DivisionAir, Pesticides and Toxics Management DivisionEPA, Region 4 Atlanta, GeorgiaEPA, Region 4 Atlanta, Georgia

Georgia Air Quality and Climate Summit

The Federal Framework for “Gooder”

EPA sets NAAQS for pollutants harmful to public health & environment Ozone Particulate matter Lead Carbon monoxide Nitrogen Dioxide Sulfur Dioxide

EPA must review NAAQS every 5 years

Pollutant Primary Standards Secondary Standards

PM10

PM2.5

150 ug/m3 (24 hr)

15 ug/m3 (annual)

35 ug/m3 (24 hr)

Same as primary

Ozone 0.08 ppm (8 hr) (1997 - current)

0.075 ppm (8 hr) (2008)

Same as primary

Lead 1.5 ug/m3 (quarterly) (1978 - current)

? (2008)

Same as primary

Carbon monoxide

9 ppm or 10 mg/m3 (1 hr)

35 ppm or 40 mg/m3 (8 hr)

None

Nitrogen dioxide

0.053 ppm or 100 ug/m3 (annual) Same as primary

Sulfur dioxide

0.03 ppm (annual)

0.14 ppm (24 hr)

0.5 ppm (3 hr)

Current NAAQS

Southeast Air Quality

New and Upcoming Rulemaking

&

2008 8-Hour Ozone Standard

March 12, 2008 – EPA strengthened Ozone NAAQS

March 27, 2008 – Noticed Published

Primary Standard 0.075 ppm (3rd decimal place, no rounding)

Secondary Standard 0.075 ppm

Air Quality Index (AQI) – changed to reflect new standard States encouraged to implement immediately

Revised Ozone Standard Designations Timeline

State/Tribal recommendations due March 12, 2009

EPA Response No later than November 12, 2009 (120 days prior to final

designations)

States/Tribes may provide Prior to final designations additional comments

Final Designations No later than March 12, 2010*

* If the EPA Administrator determines that there is insufficient information to make final designations, then the date of final designations may be extended by up to one year but no later than March 12, 2011.

Milestone Date

2008 8-hour Ozone NAAQS

Region 4 Designated PM2.5 Nonattainment and Unclassifiable Areas

for 1997 Annual Standard

N

Partial (7)

Whole (40)

Unclassifiable (3)

SIPs for nonattainment areas due April 2008

Current nonattainment area (NAA) violates 24-hr NAAQS [29 areas]

Current NAA meets 24-hr NAAQS [10 areas]

• Sites in current NAA violate the 24-hr NAAQS [131 sites / 29 areas]

• Sites not in a current NAA violate the 24-hr NAAQS [48 sites / 32 areas]

Areas/Sites Violating Revised (2006) 24-Hour PM2.5 NAAQS(based on 2004-2006 data)

Revised (2006) 24-hour PM2.5 Standard Designations Timeline

State/Tribal recommendations Dec. 18, 2007 (based on ’04-’06 data)

EPA Response No later than August 20, 2008 (based on ’05-’07 data) (120 days prior to final

designations)

States/Tribes may provide Prior to final designations additional comments

Final Designations No later than Dec. 18, 2008*

* If the EPA Administrator determines that there is insufficient information to make final designations, then the date of final designations may be extended by up to one year but no later than December 18, 2009.

Milestone Date 2006 PM2.5 NAAQS

Lead (Pb) NAAQS Review

EPA under court ordered deadline to review the Pb NAAQS May 1, 2008 – EPA proposed new Pb NAAQS

Proposed tightening standard .10 - .30 ug/m3

Seeking comment below .10 ug/m3 and up to .50 ug/m3

60 day comment period after publication June 12, 2008 – Public Hearings

Baltimore & St. Louis September 15, 2008 – Final rule

Revised Lead (Pb) Standard Designations Timeline

State/Tribal recommendations due September 2009

EPA Response No later than May 2011 (120 days prior to final

designations)

States/Tribes may provide Prior to final designations additional comments

Final Designations No later than September 2011

Milestone Date Lead NAAQS

Voluntary Initiatives

Southeast Diesel Collaborativewww.southeastdiesel.org

Voluntary partnership to improve air quality and public health by reducing emissions from existing diesel engines

3rd Annual Partners Mtg-June 23-25 in ATL

JOIN UP! 700+ members so far

2008 DERA Funding Available

SEDC has 3.6M to award Proposals due: June 12, 2008 For more information: www.grants.gov or

http://www.southeastdiesel.org/

Contact Information

Carol Kemker (404)562-8975 or kemker.carol@epa.gov

Questions?