April Question of the Month: Conversion Equipment Regulations

Question of the Month: What notable changes to federal alternative fuel conversion regulations resulted from the U.S. Environmental Protection Agency’s (EPA) final rulemaking?

Answer: On March 29, 2011, EPA announced the final rulemaking to adopt changes to the regulations in Title 40 of the Code of Federal Regulations, part 85, subpart F. These regulations apply to manufacturers of alternative fuel conversion systems for light-duty vehicles and heavy-duty highway vehicles and engines. The Clean Air Act prohibits anyone ...

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EPA Streamlines Regulations for Car and Truck Fuel Conversion Systems

New options encourage innovation, maintain air quality protections

The U.S. Environmental Protection Agency (EPA) has updated rules making it easier for manufacturers to sell fuel conversion systems. The conversion systems allow vehicles to run on alternative fuels, which may appeal to consumers concerned about energy security, fuel costs, or emissions.

These changes reflect the EPA’s interest in encouraging innovation and spurring conversions that optimize clean air and clean energy technologies. It is also in keeping with the president’s January 18, 2011, executive ...

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Virginia Clean Cities Internship

Interested in making a difference this summer 2011? Intern with Clean Cities and help the nation reduce its dependence on petroleum, lower carbon and local air pollutant emissions, and build a green economy!

Clean Cities University Workforce Development Program Workforce Development Program is an initiative of Clean Cities, a government-industry partnership sponsored by the U.S. Department of Energy’s Vehicle Technologies Program that strives to reduce petroleum ...

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March Flux Report – Hydrogen


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Virginia Clean Cities and Birch Studio, a brand agency located in Downtown Charlottesville, recently released its first edition of The Flux Report – an easy-to-read snapshot of green technology as it relates to specific industries. The concept of the report stems from the firm’s longtime commitment to promoting evolving technologies that reduce our carbon footprint and overall lesson impact on ...

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March 23rd – Fleet Innovation

On March 23rd, 2011 Virginia Clean Cities hosted a comprehensive workshop on fleet innovation, addressing the subject of EcoDriving, Electric Vehicles, and Hydrogen.  This workshop was held in Fairfax Virginia at the Fairfax County Government Center.

Participants learned About:

  • Update on Virginia Clean Cities efforts and stakeholders
  • Fuel Economy- with hands-on experience with driving methods to save fuel and money
    • Joe O’Neill, NC Solar Center
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February Question of the Month

Welcome to the February installment of the Clean Cities Technical Response Service (TRS) Question of the Month.

Question of the Month: What are Renewable Identification Numbers (RINs), and how are they generated, transferred, and traded?

Answer: The U.S. Environmental Protection Agency (EPA) uses the RIN as a unit for tracking compliance under the Renewable Fuels Standard (RFS2) program. RFS2 requires obligated parties (refiners, blenders, and importers) to ensure that the conventional fuel (gasoline or diesel) sold or introduced into commerce ...

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