Air Quality Regulations

General Information

• Plain English Guide to the Clean Air Act
  Provides a brief, straight forward introduction to the Clean Air Act of 1990.
• Clean Air Markets Program
  Information about market-based regulatory programs aimed designed to improve air quality.
• EPA Office of Air and Radiation Policy and Guidance Information
  Information for regulated entities on all rules, policies, and guidance published by the Office of Air and Radiation.

Acid Rain

• Clean Air Markets : Acid Rain Program
  Provides information about the Acid Rain Program
• Conservation and Renewable Energy Reserve
  The Acid Rain Program promotes pollution prevention through its SO2 allowance trading program. Since allowances are assigned a market value, utilities have an incentive to emit less SO2 in order to conserve these allowances

Aerosols

• Aerosols
  These manuals give information on alternatives to solvent cleaning using ozone-depleting solvents.
• Alternative Aerosols : FAQs
  Provides an overview of regulations governing production, use and replacement of three ozone-depleting solvents.

Air Permits

Air Permits
Provides information about air permits.

Air Quality Monitoring

• Attainment/Maintenance of National Ambient Air Quality Standards Information (NAAQS) (Title I)
  Provides information about maintenance of national ambient air quality standards.
• National Ambient Air Quality Standards (NAAQS)
  The Clean Air Act requires EPA to set National Ambient Air Quality Standards (NAAQS) for wide-spread pollutants from numerous and diverse sources considered harmful to public health and the environment.
• RCRA, Superfund and EPCRA Call Center Training Module : Introduction to Air Emission Standards
  The RCRA training module for air emission standards.

Emissions

• Allowance Trading
  Focuses on trading concepts, program design considerations, and tracking of allowances.
• Clean Air Markets : Reporting Emissions
  Regulated sources must report all emissions as measured by continuous emissions monitors. EPA has established standard reporting procedures and has developed standardized software for such reporting.
• Emission Standards for Hazardous Air Pollutants
  Links to information about specific hazardous air pollutants, and contact information for EPA project and compliance leads for each.
  
• Emissions Tracking System Fact Sheet
  Provides links to Frequently Asked Questions about the Emissions Tracking System (ETS).
• RCRA, Superfund and EPCRA Hotline Training Module: Introduction to Boilers and Industrial Furnaces
  The RCRA training module for boilers and industrial furnaces.

Hazardous Air Pollutants

• Aerospace Industry : NESHAP Rule and Implementation Information
  Information related to Subpart GG - National Emission Standards for Aerospace Manufacturing and Rework Facilities.
• Amino and Phenolic Resins Manufacture : EPA Rules and Implementation Information
  Links to documents about amino and phenolic resins manufacture, including the text of the rule.
• Applicability Determination Index
  ADI contains written responses to source owners or operators who need to know whether certain intended actions constitute the commencement of construction, reconstruction, or modification to the New Source Performance Standards (NSPS) in 40 CFR Parts 60 a.
• Coke Oven Batteries : EPA Rules and Implementation Information
  Links to the rule NESHAP for coke oven batteries and related documentation.
  
• Coke Oven Batteries : FAQs
  Frequently asked questions about the NESHAP for Coke Oven Batteries.
• Dry Cleaning Emissions Standards
  EPA emission standards for industrial and small neighborhood dry cleaners.
• Facilities Dry Cleaning with Perchloroethylene : FAQs
  Frequently Asked Questions about dry cleaning with Perchloroethylene.
• Perchloroethylene Dry Cleaning Facilities : EPA Rules and Implementation Information
  NESHAP rule for Perchloroethylene dry cleaning facilities, and other associated documentation.
• Ferromanganese and Silicomanganese Production : EPA Rules and Implementation Information
  Links to documents related to Subpart XXX- National Emission Standards for Ferromanganese and Silicomanganese Production.
• Gasoline Distribution MACT (40 CFR 63, subpart R) : EPA Rules and Implementation Information
  Subpart R - Standards of Performance for Storage Vessels, Bulk Gasoline Terminals, Marine Vessel Loading Operations, and Petroleum Refineries
• Hazardous Organic NESHAP : EPA Rules and Implementation Information
  Documents related to Subpart [F, G, H, and I]- National Emission Standards for Organic Hazardous Air Pollutants from the Synthetic Organic Chemical Manufacturing Industry.
• Magnetic Tape Manufacturing : EPA Rules and Implementation Information
  Rules and documentation related to Subpart EE - National Emission Standards for Magnetic Tape Manufacturing.
• Mineral Wool Production : EPA Rules and Implementation Information
  Rules and documentation related to Subpart DDD - National Emission Standards for Mineral Wool Production.
• National Emission Standards for Hazardous Air Pollutants (NESHAP) for the Aerospace Manufacturing and Rework Industry -Background Information for Promulgated Standards: Addendum
  Subpart GG - Aerospace Basis and Information Document (BID) for Promulgated Standards, Addendum.
• Pulp and Paper NESHAP : FAQs
  Frequently asked question abut NESHAP relevant to the pulp and paper manufacturing industry.
• Pulp and Paper NESHAP : FAQs : Volume 2
  Frequently asked question abut NESHAP relevant to the pulp and paper manufacturing industry.
• Polyether Polyols Production : EPA Rules and Implementation Information
  Rules and documentation related to Subpart PPP - National Emission Standards for Polyether Polyols Production.
  
• Portland Cement Manufacturing Industry : Questions & Answers
  Frequently asked questions about the Portland Cement NESHAP.
• Shipbuilding and Ship Repair : EPA Rules and Implementation Information
  Rules and documentation related to Subpart II- National Emission Standards for Shipbuilding and Ship Repair.
• Toxic Air Pollutants : Rules and Implementation
  EPA rules and regulations for all industries that emit one or more toxic air pollutants in significant quantities.

Mobile Sources

• Clean Air Act Title 609 : Refrigerants in Motor Vehicle Air Conditioning Systems
  Contains fact sheets that explain the effects of CFC-12 on the ozone layer, the substitutes and how they must be used, and the regulations that govern motor vehicle conditioning in the U.S.
• Guidance Documents on Reformulated Gasoline
  Provides information about reformulated gasoline.
• Mobile Source Air Toxics Rule
  Presents information on mobile source air toxics and strategies for reducing risk to the public from these pollutants.
  
• Motor Vehicle Air Conditioning : Servicing Farm and Heavy-Duty Equipment
  Offers help to owners and servicers of farm and heavy-duty equipment understand how the Clean Air Act governs the servicing of MVAC-like appliances.
• Nonroad Diesel Equipment : Contact Us
  Provides contact information to receive information about nonroad diesel equipment.
  
• On-Board Diagnostics : Vehicle and Engine Manufacturers
  Pursuant to the Clean Air Act Amendments of 1990, EPA requires vehicle and engine manufacturers to install OBD systems on light-duty vehicles and trucks, as well as heavy-duty engines

Ozone Depleting Substances

• Alternatives/SNAP : Refrigerants and Air Conditioning
  Information about substitutes for ozone depleting substances used in refrigeration and air conditioning.
• Alternative Refrigerants : FAQs
  Commonly asked questions about substitute refrigerants. Lists are available in several formats.
• Choosing and Using Alternative Refrigerants for Motor Vehicle Air Conditioning
  Document provides guidance on alternative refrigerants under SNAP and links to additional guidance.
• Halons and Their Substitutes : FAQs
  Provides a series of questions and answers on the regulations governing the production and use of halons and the development of substitute agents for fire suppression and explosion protection.
  
• Ozone Depletion : Contact Us
  Contact EPA's Global Programs Division about matters pertaining to ozone depletion.
  
• Phaseout of Ozone-Depleting Substances
  Links to resources about the phaseout of various ozone depleting substances and trading and production allowances.
• Refrigerant Recycling Rule, Section 608 Compliance
  This fact sheet provides an overview of the refrigerant recycling requirements of Section 608 of the Clean Air Act of 1990, as amended.
  
• SNAP Program : Substitutes for Ozone Depleting Chemicals
  The Significant New Alternatives Policy (SNAP) Program is EPA's program to evaluate and regulate substitutes for ozone-depleting chemicals being phased out under the stratospheric ozone protection provisions of the Clean Air Act (CAA).
• USEPA/ICEL Manuals
  These manuals give information on alternatives to solvent cleaning using ozone-depleting solvents.

Particulate Matter

• PM Supersites Program - Key Contacts
  Contact information for the particulate matter supersites program.
  

Stationary Sources

• New Source Review Permit Program
  Gives basic information and links to documentation on the New Source Review law.
• New Source Review Policy Guidance
  Gives guidance on policy issues related to the implementation of New Source Review.
• New Source Review (NSR) : Where You Live
  Provides permit contact information by State.
  
• Clarification of the Use of Appendix I of the Clean Air Act Stationary Source Civil Penalty Policy
  Provides clarification on the use of Appendix I of the Clean Air Act Stationary Source Civil Penalty Policy.
• Stationary Air Conditioning : General Information
  Links to a variety of fact sheets with compliance information about air conditioning standards.
• Clean Air Act Title 608 : Recycling of Refrigerants in Stationary Systems
  Information about regulations issued under section 608 of the Clean Air Act, which govern the recycling of refrigerants in stationary systems and to end the practice of venting refrigerants to the air. These regulations also govern the handling of halon fire extinguishing agents.