TagAirport(174)
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2025-10-03Urban Ultrafine Particles – Advisory Group Meeting
Meeting agenda for University of Washington advisory group focused on urban ultrafine particles research. The 3-hour meeting covers partner updates, UW research highlights, policy landscape review, regional monitoring enhancements, and open forum discussion to address knowledge gaps from the MOV-UP study. -
2025-10-01Impacts of Aviation Emissions on Air Quality Near Hanscom Field, Bedford, Massachusetts – Results of a Two-Season Monitoring Campaign
A comprehensive study measuring ultrafine particles, lead, and other air pollutants from aviation emissions at Hanscom Field across four surrounding Massachusetts towns. The study found that UFP concentrations were up to two-fold higher at downwind sites and often exceeded WHO guidelines, with the highest impacts in Bedford and Lexington. -
2025-09-15SMPS Particle Bin Counts and Geometric Mean at SeaTac North
Scientific data chart showing particle size distribution measurements over time at SeaTac North location. The chart displays particle bin midpoints from 5-382 nm and geometric mean values using contour lines and color coding, with data points marked throughout the time period from 08:31 to 12:54 PST. -
2025-09-15SMPS Particle Bin Counts and Geometric Mean at 10th&Weller
A scientific chart showing SMPS (Scanning Mobility Particle Sizer) particle bin count measurements and geometric mean data collected at the 10th & Weller monitoring location over a 24-hour period. The contour plot displays particle size distribution data from 5nm to 382nm, with logarithmic color scaling showing particle concentrations from September 15, 2025. -
2025-09-12Legal Services Agreement Regarding Issues Regarding Port of Seattle’s Sustainable Airport Master Plan (SAMP)
Legal engagement letter from Leech Tishman Nelson Hardiman to the City of SeaTac for representation regarding the Port of Seattle’s Sustainable Airport Master Plan FONSI/ROD review and potential petition for review. The agreement outlines a $300,000 budget with $10,000 initial retainer and hourly billing rates. -
2025-08-16Aircraft Flying Over Seattle Metropolitan Area
Aerial view showing commercial aircraft flying over the Seattle metropolitan area with Mount Rainier visible in the background. The image depicts multiple aircraft including what appears to be commercial jets flying over the city’s urban landscape and waterways. -
2025-08-12Passenger Growth – Port of Seattle Commission Regular Meeting P69
A chart showing passenger growth at the Port of Seattle from 2021-2025, displaying actual passenger numbers from 2021-2024 (36.2M to 52.6M), 2025 budget of 53.5M, and forecast of 53.1M. The forecast shows 9% growth compared to 2024 actual but is 0.7% lower than the 2025 budget. -
2025-08-12Airport Development Fund Balance
A chart showing the Airport Development Fund balance with beginning balance of $739,774, forecast ending balance of $830,000, and budget of $829,833. The ending balance forecast of $830M represents the target of 18 months of operations and maintenance for 2025. -
2025-08-08
Stone LLP | Complete List of FAA Grant Assurances
Complete List Of FAA Grant Assurances Complied by the Airport & Aviation Attorneys at STONE LLP Grant Assurances Applicable To Airports and Airport Sponsors As of the writing of this webpage, the FAA mandates a total of 39 grant assurances and these apply to each airport’s performance of its grant agreement with the federal government -
2025-06-14Airport Control Tower and Aircraft Scene
Image showing people walking near an airport control tower with an Alaska Airlines aircraft visible in the frame. The scene appears to be taken at an airport tarmac or runway area with cloudy skies in the background.