SOUTHEASTERN AIR QUALITY UPDATE
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SOUTHEASTERN AIR QUALITY UPDATE John Hornback Metro 4/SESARM Southeastern Diesel Collaborative Kick-Off Meeting Atlanta, Georgia April 26, 2006. ↑ Population = ↑ Activities. 2007 Urban Mobile NOx Emissions. Other. Light Duty Gas Vehicles. 1%. 15%. Light Duty Gas Trucks2. 8%.

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Presentation Transcript

SOUTHEASTERN AIR QUALITY UPDATE

John Hornback

Metro 4/SESARM

Southeastern Diesel Collaborative

Kick-Off Meeting

Atlanta, Georgia

April 26, 2006



2007 urban mobile nox emissions
2007 Urban Mobile NOx Emissions

Other

Light Duty Gas Vehicles

1%

15%

Light Duty Gas Trucks2

8%

Heavy Duty

Diesel

Vehicles

52%

Light Duty Gas Trucks1

17%

Heavy Duty Gas Vehicles

7%


Selected city findings
Selected City Findings

  • Average annual PMfine mass composition:

    • 70% Regional (far upwind background concentrations)

    • 10% Urban (influence of general urban emissions with little influence from specific nearby local sources)

    • 20% Local (influence of emissions from sources within or near the point of concern)


An approach to the solution
An Approach to the Solution

  • Understanding the problems

  • Accepting responsibility

  • Committing to working together

  • Utilizing a broad range of approaches across the various emission sectors

  • Completing early priority projects

  • Communicating efforts, improvements, and other benefits

    “THE DIESEL COLLABORATION

    CAN BE A GREAT ASSET!”




Contact information
Contact Information

  • John Hornback

    • Executive Director

    • Metro 4, Inc.

    • Southeastern States Air Resource Managers, Inc.

    • 404-361-4000

    • [email protected]


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