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  2. Tennessee Department of Environment and Conservation

    en.wikipedia.org/wiki/Tennessee_Department_of...

    TDEC is legally responsible for the protection of Tennessee's air, water, and soil quality. As of 2006, the department had at least fourteen divisions: the Division of Air Pollution Control, the Division of Archaeology, the Division of Geology, the Division of Ground Water Protection, the Division of Internal Audit, the Division of Natural Heritage, the Division of Radiological Health, the ...

  3. State Implementation Plan - Wikipedia

    en.wikipedia.org/wiki/State_Implementation_Plan

    A State Implementation Plan (SIP) is a United States state plan for complying with the federal Clean Air Act, administered by the Environmental Protection Agency (EPA). The SIP, developed by a state agency and approved by EPA, consists of narrative, rules, technical documentation, and agreements that an individual state will use to control and clean up polluted areas.

  4. National Emissions Standards for Hazardous Air Pollutants

    en.wikipedia.org/wiki/National_Emissions...

    The National Emission Standards for Hazardous Air Pollutants (NESHAP) are air pollution standards issued by the United States Environmental Protection Agency (EPA). The standards, authorized by the Clean Air Act, are for pollutants not covered by the National Ambient Air Quality Standards (NAAQS) that may cause an increase in fatalities or in serious, irreversible, or incapacitating illness.

  5. United States vehicle emission standards - Wikipedia

    en.wikipedia.org/wiki/United_States_vehicle...

    The Clean Air Act of 1963 (CAA) was passed as an extension of the Air Pollution Control Act of 1955, encouraging the federal government via the United States Public Health Service under the then-Department of Health, Education, and Welfare (HEW) to encourage research and development towards reducing pollution and working with states to establish their own emission reduction programs.

  6. Clean Air Act (United States) - Wikipedia

    en.wikipedia.org/wiki/Clean_Air_Act_(United_States)

    The Air Quality Act of 1967 (Pub. L. 90–148) authorized planning grants to state air pollution control agencies, permitted the creation of interstate air pollution control agencies, and required HEW to define air quality regions and develop technical documentation that would allow states to set ambient air quality and pollution control ...

  7. What's an air quality alert? Which Tennessee city has worst ...

    www.aol.com/whats-air-quality-alert-tennessee...

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  8. Regulation of greenhouse gases under the Clean Air Act

    en.wikipedia.org/wiki/Regulation_of_greenhouse...

    Section 202(a)(1) of the Clean Air Act requires the Administrator of the EPA to establish standards "applicable to the emission of any air pollutant from…new motor vehicles or new motor vehicle engines, which in [her] judgment cause, or contribute to, air pollution which may reasonably be anticipated to endanger public health or welfare" (emphasis added). [3]

  9. Tennessee sues farmer with 6,000 cows, missing permits over ...

    www.aol.com/tennessee-sues-farmer-6-000...

    The Tennessee attorney general has accused a Clay County farmer of flouting state law by allowing large amounts of cow waste to flow into waterways. Tennessee sues farmer with 6,000 cows, missing ...