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                  EPA TECHNICAL SUPPORT CENTERS AND HOTLINES
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EPA's technical support centers and telephone "hotlines" (listed below) provide
support to state and local air pollution control agencies as they develop and
carry out assistance to business and industry pertaining to the understanding
and compliance with the requirements of the Clean Air Act which include:
(1) control technologies; (2) pollution prevention methods and alternatives;
(3) emission measurement methods; (4) air pollution monitoring devices; and
(5) preventing the accidental releases of toxic chemicals into the environment.
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SERVICE CENTER - HOTLINE           SUBJECTS AND SERVICES
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EPA Control Technology Center   *  General assistance and
     (919) 541-0800                information on the Clean Air Act

                                *  Federal air pollution standards

                                *  Air pollution control technologies
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Emission Measurement Technical  *  Air emissions testing methods
    Information Center
     (919) 541-1060             *  Emission monitoring guidance

                                *  Federal testing and monitoring
                                   requirements
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Emergency Planning and          *  Accidental chemical release prevention
Community Right-to-Know 
  Information Hotline           *  Hazardous chemical emergency planning
    (800) 535-0202             
                                *  Toxic Release Inventory Assistance
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Office of Pollution Prevention  *  Pollution Prevention methods

     (1) Technical Assistance   *  Summaries of state programs, case
          (703) 821-4800           studies, waste minimization assessments

     (2) RCRA Superfund Hotline
          (800) 424-9346
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Stratospheric Ozone Information *  General information on stratospheric
           Hotline                 ozone depletion and its protection
        (800) 296-1996
                                *  Consultation on ozone protection
                                   regulations and requirements under the
                                   1990 Amendments, including;

                                   - Production phase-out and controls;
                                   - Servicing of motor vehicle air
                                     conditioners;
                                   - Recycling and emissions reduction;
                                   - Technician and equipment certification;
                                   - Ban of non-essential uses; and product
                                     labeling
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Acid Rain Hotline               *  Consultation on acid rain regulations 
(617) 674-7377			   and requirements under Title IV of the
				   Clean Air Act
     
                                *  Distribution of technical documents
                                   associated with;

                                   - core acid rain proposed rules
                                   - final auctions and sales rules
                                   - allowance data base
                                   - proposed allowance allocation rule

                                *  Distribution of acid rain fact sheets,
                                   Federal Register notices, and regulatory
                                   impact analyses