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National Vehicle and Fuel Emissions Laboratory

NVFEL Sign

The U.S. Environmental Protection Agency's (EPA's) National Vehicle and Fuel Emissions Laboratory (NVFEL) is part of the Office of Transportation and Air Quality (OTAQ) which is responsible for carrying out laws to control air pollution from motor vehicles, engines, and their fuels.  OTAQ's mission is to reconcile the transportation sector with the environment by advancing clean fuels and technology, and working to promote more livable communities. OTAQ is divided between EPA's headquarters in Washington, D.C., and NVFEL in Ann Arbor, Michigan.

The Laboratory's primary responsibilities include:

Organizationally, the lab functions as part of the EPA's Washington, DC, headquarters.

NVFEL/EPA Org Chart

The Laboratory was established in 1971, shortly after the creation of EPA.  It is located in Ann Arbor, Michigan, near the headquarters of domestic automobile manufacturers to facilitate transfer of test vehicles back and forth.

There are about 400 employees at NVFEL.  Staff expertise spans a variety of technical and public policy fields including auto mechanics, engineering, chemistry, economics, natural resources management, and law.

The NVFEL lab provides the Office of Transportation and Air Quality with emission testing services for motor vehicle, heavy-duty engine, and nonroad engine programs in support of rulemakings, enforcement actions, and procedures development.  Testing activities include:

Vehicle Testing

certifying that vehicles and engines meet federal emissions and fuel economy standards

Engine Testing

testing engines for in-use compliance

Analyzing Fuels

analyzing fuels, fuel additives, and
exhaust compounds

In addition, the lab assists in the development of automotive technology to reduce conventional pollutants and greenhouse gas emissions, such as the Clean Car Automotive Technology Program, low NOx diesel engine, and alternative fuel technologies.

For more information on NVFEL, please contact Terry Newell, phone: (734) 214-4462 or email: newell.terry@epa.gov.

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