TagNoise(92)
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Common environmental noise levels
★How loud is too loud? Continued exposure to noise above 85 dBA (adjusted decibels) over time will cause hearing loss. The volume (dBA) and the length of exposure to the sound will tell you how harmful the noise is. In general, the louder the noise, the less time required before hearing loss will occur. According -
1997-02-06Sea-Tac International Airport Impact Mitigation Study (HOK)
★ 32The Helmuth, Obata Kassabaum study, referred to as ‘HOK’, began as an individual community grant application by the City of Burien. Understandably it became associated with the ACC (plaintiffs in lawsuits attempting to stop the Third Runway) and a response to the defects of the Third Runway EIS. However, this was an independent effort, put -
FAA Role In Use Of Land At Sea-Tac (NSTP) 01/08/1990
★FAA ROLE IN USE OF LAND AT .SEA-TAC AUTHORITY FOR INVOLVEMENT: FEDERAL FUNDS SPENT ON THE AIRPORT Planning Land acquisition Construction Noise Insulation Equipment SOURCE OF FUNDS: Federal Aid Airport Program (FAAP) 1946 Airport Developnent aid program (ADAP) 1970 Planning Grant Program (ECP) Aviation Safety and Noise Abatement Act 1979 Airport Improverrent Program (AIP) 1982 -
1982-06-09Noise Exposure Update
★ 32The first major noise analysis after the Sea-Tac Communities Plan and the last before the first Part 150. Revises the noise analysis from the 1975 Sea-Tac/Communities Plan to reflect major changes in aviation operations, particularly airline deregulation (which increased major carriers from twelve to over twenty-five) and the doubling of commuter airline operations. The study -
2026-05-22SAMP: the unsustainable airport master plan – 2026 pre-open house hero
A flyer criticizing Sea-Tac Airport’s Sustainable Airport Master Plan (SAMP), highlighting it would result in one third more flights with increased noise and pollution, but no mitigation or compensation. The document announces public comment period beginning May 22, 2026 and directs readers to information resources. -
2026-05-22SAMP – the unsustainable airport master plan
A flyer criticizing the Port of Seattle’s Sustainable Airport Master Plan (SAMP), highlighting that it proposes one third more flights with no mitigation or compensation. The document announces the opening of public comment on May 22, 2026 and encourages community engagement. -
2026-05-08It all adds up SEA change – deploying underwater tech to study how noise affects marine life
Port of Seattle infographic about deploying underwater technology to study the effects of noise on marine life. Features an image of a whale fin breaking the surface with text emphasizing environmental stewardship and the cumulative impact of ocean noise. -
2026-04-28Noisequest logo
Logo image for NoiseQuest, featuring the word ‘NOISE’ in blue letters with an airplane silhouette incorporated into the design. This appears to be the branding logo for the NoiseQuest website at Penn State University. -
Airport Improvement Program Guidelines for Noise Mitigation Implementation
This document outlines FAA guidelines for implementing noise mitigation programs under the Airport Improvement Program (AIP). It details requirements for developing specific guidelines covering acquisition programs, sound insulation, purchase assurance, and various implementation criteria including appraisals, market exposure, and relocation proposals.