Notes
Text states that the Ldn 65 noise contour contains approximately 14,128 acres and 67,000 people. This figure relates to the noise impact area around Sea-Tac Airport as defined by the Day-Night Average Sound Level (Ldn) metric.
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Text states that the Ldn 65 noise contour contains approximately 14,128 acres and 67,000 people. This figure relates to the noise impact area around Sea-Tac Airport as defined by the Day-Night Average Sound Level (Ldn) metric.