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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/