Tag Archives: noise pollution

FAA’s DNL Noise Standards Allow Significant Health Risks to Communities Surrounding Airports

The Federal Aviation Administration last reviewed the technical bases for its noise policies in 1992.  The “day-night average sound level” (DNL), which is used by the FAA for establishing the “threshold of significant impact” under NEPA and the levels below … Continue reading


Posted in Airport, Aviation, Environmental, FAA, Regulatory | Tagged , , , , | 1 Comment