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Aviation Noise Impact Environmental noise is defined as “the noise emitted from all sources except in the industrial workplace” (Schomer and Associates, 2001, p. 1). Major sources of environmental noise come from road, rail and air traffic. In the United States, over 40 percent of the population is exposed to transport noise exceeding levels of 55 decibels (Schomer and Associates, 2001, p. 1). The decibel is a way to measure noise. The decibel allows people to understand sound strength using numbers ranging between 20 and 120 (Richards, 1973). Noise pollution continues to grow, especially in complaints in the area of air traffic. Annoyance is the most prevalent effect of aircraft noise. It is important that while the average noise level in the community is usually what is reported, some people will be more upset or annoyed with the sound. The effects of noise pollution of air traffic do not cause dramatic injuries, but they do affect physical areas of the body. Sleep disruption, masking of the television and conversations, and chronic stress, or even hearing damage (World Health Organization, 1999). There are agencies that are currently dealing with noise issues. The Federal Aviation Administration (FAA) uses the (Avera