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Unit 22

Unit 22. Clean Air Act of 1970. History of Air Quality Regulation. Smoke from steam boilers 1880’s & 90’s - Chicago, Cincinnati, Pittsburgh & NYC First comprehensive law Oregon - 1952. Federal Law. Air Pollution Control Act of 1955 Research & investigation

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Unit 22

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  1. Unit 22 Clean Air Act of 1970

  2. History of Air Quality Regulation • Smoke from steam boilers • 1880’s & 90’s - Chicago, Cincinnati, Pittsburgh & NYC • First comprehensive law • Oregon - 1952

  3. Federal Law • Air Pollution Control Act of 1955 • Research & investigation • Motor Vehicle Control Act of 1960 - Research

  4. Federal Law • Clean Air Act of 1963 • Investigation by Surgeon General- advisory • Research & tech. Assistance to state & local governments • Development of air quality criteria by Secretary of HEW • Abatement actions - only one

  5. Federal Law • Motor Vehicle Air Pollution Control Act of 1965 • Standards authorized • Economic & tech. practicalities considered

  6. Federal Law • 1967 Air Quality Act • Comprehensive • Atmospheric regions - HEW • Air quality regions - jurisdictional boundaries & other factors • Ambient air quality standards to be adopted by states • State implementation plans • Preemption of stricter state standards

  7. Federal Law • Clean Air Act of 1970 • Federal/state division • States • monitoring • controlling • preventing • Federal • standard setting • research • financial & tech. asst. to states

  8. National Ambient Air Quality Standards • Primary standards • Protect human health • Secondary standards • Protect public welfare

  9. National Ambient Air Quality Standards • Carbon monoxide • Sulfur dioxide • Particulate matter • Nitrogen dioxide • Ozone • Lead

  10. National Ambient Air Quality Standards • 247 air quality regions • Five year review for standards • State implementation plans (SIPs) • Nonattainment areas • deadlines • reg. Of small & med. Businesses • oxygenated fuels

  11. National Ambient Air Quality Standards • Permit program (1990 amendments) • Modeled after CWA • No significant deterioration (NSD)

  12. New Source Performance Standards • EPA must prove standard attainable

  13. National Emissions Standards • 1990 air toxins program • hazardous air pollutants • 189 listed

  14. 1990 Clean Air Act Amendments • Acid rain control • Allowances for sulfur dioxide emissions • Trading program • Enforcement • Tightening of source permit requirements • Stronger criminal enforcement

  15. NOx SIP Call • Litigation • http://www.epa.gov/oar/oaqps/ • http://daq.state.nc.us/

  16. Issues not covered in the CAA • Global warming • http://www.ncdc.noaa.gov/ol/ncdc.html • Ozone layer depletion • CFC phase-out • 1986 Radon Gas and Indoor Air Quality Act

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