When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Noise regulation - Wikipedia

    en.wikipedia.org/wiki/Noise_regulation

    After the watershed passage of the United States Noise Control Act of 1972, [2] other local and state governments passed further regulations. A noise regulation [citation needed] restricts the amount of noise, the duration of noise and the source of noise. It usually places restrictions for certain times of the day. [3]

  3. Noise Control Act - Wikipedia

    en.wikipedia.org/wiki/Noise_Control_Act

    The Noise Pollution and Abatement Act of 1972 is a statute of the United ... The initial EPA regulations and programs provided a basis for development of many state ...

  4. California Environmental Quality Act - Wikipedia

    en.wikipedia.org/wiki/California_Environmental...

    The California Environmental Quality Act (CEQA / ˈ s iː. k w ə /) is a California statute passed in 1970 and signed in to law by then-governor Ronald Reagan, [1] [2] shortly after the United States federal government passed the National Environmental Policy Act (NEPA), to institute a statewide policy of environmental protection.

  5. Environmental noise - Wikipedia

    en.wikipedia.org/wiki/Environmental_noise

    The Environmental Noise Directive (END) was created in the European Union to provide guidelines, laws, and standards in the management of environmental noise. The END has created noise mapping, noise action plans, and quiet areas to control environmental noise and the negative effects it can have on individuals.

  6. Noise control - Wikipedia

    en.wikipedia.org/wiki/Noise_control

    An effective model for noise control is the source, path, and receiver model by Bolt and Ingard. [9] Hazardous noise can be controlled by reducing the noise output at its source, minimizing the noise as it travels along a path to the listener, and providing equipment to the listener or receiver to attenuate the noise.

  7. Title 40 of the Code of Federal Regulations - Wikipedia

    en.wikipedia.org/wiki/Title_40_of_the_Code_of...

    Title 40 is a part of the United States Code of Federal Regulations. Title 40 arranges mainly environmental regulations that were promulgated by the US Environmental Protection Agency (EPA), based on the provisions of United States laws (statutes of the U.S. Federal Code). Parts of the regulation may be updated annually on July 1. [1]

  8. Clean Air Act (United States) - Wikipedia

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

    EPA's "light-duty vehicles" regulations cover passenger cars, minivans, passenger vans, pickup trucks, and SUVs. "Heavy-duty vehicles" regulations cover large trucks and buses. EPA first issued motorcycle emissions regulations in 1977 (42 FR 1122) and updated them in 2004 (69 FR 2397). Vehicle testing program

  9. Day-night average sound level - Wikipedia

    en.wikipedia.org/wiki/Day-Night_Average_Sound_Level

    There is a similar metric called day-evening-night average sound level (Lden or DENL) commonly used in other countries, or community noise exposure level (CNEL) used in California legislation; that is, the DNL with the addition of an evening period from 19:00 to 22:00 when noise level measurements are boosted 5 dB (or 4.77 dB in the case of ...