TagSea-Tac Airport(1835)

Record of telecon dated 1-16-01, call from Ann Kenny (phone 425-649-4310) regarding airport overview tour, field delineation by Corps of Engineers, Jim Kelly, Kilroy building next to airport on Hwy 99, Thursday AM internal meeting, mitigation hazard plan, and California Coastal Commission. Ann wants to go out tomorrow for Corps field delineation. AR 018359, Exhibit

Port of Seattle technical appendices (Volume 2) to the study examining effects of runway deicing on dissolved oxygen (DO) in receiving waters at Seattle-Tacoma International Airport, covering the 1999-2000 winter season. Includes QA/QC and field methods for Hydrolab instruments, Northwest Ponds DO profile data collection, continuous monitoring data assessment, tracer plots for each monitoring location,

A December 7, 2000 letter from the Port of Seattle to the Washington Department of Ecology responds to questions raised at a November 16, 2000 meeting regarding the Seattle-Tacoma International Airport Ground Water Study conducted under Agreed Order #97TC-122. The letter addresses the completion status of various research tasks, including hydrogeological surveys, contamination site identification, groundwater flow modeling, and pollution prevention for underground storage tank systems. The Port agrees with some of Ecology's assessments of incomplete tasks while disputing others, and clarifies its position on the scope of work required under the agreement.

Hart Crowser draft geotechnical engineering report (J-4978-28) prepared for HNTB, December 4, 2000, addressing the Third Runway embankment at Seattle-Tacoma International Airport, SeaTac, Washington. Covers embankment fill materials, slope stability analyses, foundation instability, subgrade improvements, liquefaction analysis (175-year and 475-year seismic events), FLAC deformation modeling, MSE walls (North Satellite Area, West, South), Phase 4 fill,

Wetland Delineation Report prepared by Parametrix, Inc. for Port Of Seattle, Seattle-Tacoma International Airport (Sea-Tac Airport), December 2000, project number 556-2912-001 (41). Report covers wetland delineation for Master Plan Update Improvements including North Employee Parking Lot, Runway Safety Area Extension, Third Runway project area, Borrow Areas 1 and 3, South Aviation Support Area (SASA)/Tyee Valley

Wetland Functional Assessment and Impact Analysis prepared by Parametrix, Inc. for Port Of Seattle, Seattle-Tacoma International Airport, December 2000 (project number 556-2912-001). AR 048122. Covers wetland delineation, functional assessment, and impact analysis for Master Plan Update Improvements including Runway Safety Areas, relocation of South 154th Street, new Third Runway, borrow areas, and South Aviation Support

Low Streamflow Analysis prepared by Earth Tech, Inc. for Port Of Seattle as part of the Seattle-Tacoma Airport Master Plan Update, dated December 2000. AR 043961. Report covers existing streamflow conditions, watershed modeling of current and proposed conditions, hydrologic behavior of runway fill, changes in non-hydrologic flows, effects of secondary recharge, reserved stormwater release, and

Final Natural Resource Mitigation Plan prepared by Parametrix, Inc. for Port Of Seattle, Seattle-Tacoma International Airport Master Plan Update Improvements, December 2000 (AR 048591, project 556-2912-001). Covers wetland delineation and descriptions, Miller Creek Basin, Des Moines Creek Basin, Gilliam Creek, South Aviation Support Area (SASA), runway safety area extensions, South 154th Street relocation, on-site borrow

Low Streamflow Analysis prepared by Earth Tech, Inc. for Port Of Seattle as part of the Seattle-Tacoma Airport Master Plan Update, dated December 2000. Report covers existing streamflow conditions, watershed modeling of current and proposed conditions, hydrologic behavior of runway fill, non-hydrologic flows, secondary recharge effects, reserved stormwater release, and summary of low streamflow effects

Wetland Functional Assessment and Impact Analysis prepared by Parametrix, Inc. (Kirkland, Washington) for Port Of Seattle, Seattle-Tacoma International Airport, December 2000, project number 556-2912-001 (03). Document filed in PCHB No. 01-133, received October 1, 2001 by Environmental Hearings Office, submitted as part of Port of Seattle’s Memo Opposing ACC’s Motion for Stay, Declaration of James