Clean Air Acts
The Air Pollution Control Act of 1955•First federal air pollution legislation
•Funded research for scope and sources of air pollution The Air Pollution Control Act of 1955 was the first federal legislation involving air pollution. This Act provided funds ($5 million dollars/year for 5 years) for federal research in air pollution but despite the word “control” in the name of the legislation it had no regulation component.
Clean Air Act of 1963•Authorized the development of a national program to address air pollution related environmental problems
• Authorized research into techniques to minimize air pollution
The Clean Air Act of 1963 was the first federal legislation regarding air pollution control. It established a federal program within the U.S. Public Health Service and authorized research into techniques for monitoring and controlling air pollution.
Air Quality Act of 1967•Authorized enforcement procedures for air pollution problems involving interstate transport of pollutants
• Authorized expanded research activities The Air Quality Act of 1967 was enacted in order to expand federal government activities. Under this law, the federal government started to regulate interstate air pollution transport. For the first time, the federal government also conducted extensive ambient monitoring studies and stationary source inspections.
Clean Air Act 1970•Authorized the establishment of National Ambient Air Quality Standards
•Established requirements for State Implementation Plans to achieve the National Ambient Air Quality Standards
•Authorized the establishment of New Source Performance Standards for new and modified stationary sources
•Authorized the establishment of National Emission Standards for Hazardous Air Pollutants
•Increased enforcement authority
•Authorized requirements for control of motor vehicle emissions
1977 Amendments to the Clean Air Act of 1970•Authorized provisions related to the Prevention of Significant Deterioration
•Authorized provisions relating to areas which are non-attainment with respect to the National Ambient Air Quality Standards The 1977 CAA amendments set more rigorous requirements for reducing emissions in areas that do not meet the NAAQS and established the Prevention of Significant Deterioration (PSD) regulations for areas that already meet the NAAQS. The PSD regulations are designed to prevent any significant de
1990 Amendments to the Clean Air Act of 1970•Authorized programs for Acid Deposition Control
•Authorized a program to control 189 toxic pollutants, including those previously regulated by the National Emission Standards for Hazardous Air Pollutants
•Established permit program requirements
•Expanded and modified provisions concerning the attainment of National Ambient Air Quality Standards
•Expanded and modified enforcement authority The 1990 amendments to the CAA in large part were intended to meet unaddressed or insufficiently addr