TagEnvironmental Impact Statement(400)

Parametrix-prepared maps (Sheets 1-3 of 8, AR 053454-053456, dated February 20, 2002) depicting existing and post-project conditions near Sea-Tac Airport, showing wetlands, impacted wetlands, impervious surfaces, stormwater detention facilities, stormwater vaults, mitigation area buffers, permanent impact areas, prior converted cropland, Miller Creek, parcel boundaries, permanent impact lines, MSE wall, and airport navigation aids. Maps cover

Draft guide (AR 027607) authored by Clifford D. (Doug) Rushton, Water Resources Program, Washington Department of Ecology, issued February 11, 2002. Intended for use by watershed planning groups developing instream flow recommendations for water bodies in Washington State. Discusses selected approaches to instream flow setting, potential environmental effects at different flow levels, and common assessment

Port Of Seattle’s Motion for Partial Summary Judgment filed in PCHB Case No. 01-160 before the Pollution Control Hearings Board for the State of Washington, opposing ACC (Airport Communities Coalition) claims that Ecology’s 401 Certification is invalid due to SEPA non-compliance. The motion argues six independent grounds for dismissal of Agreed Issue No. 14 (‘Did

Declaration of Michael Feldman, Director of Aviation Facilities and Environmental Programs at Port Of Seattle, filed in PCHB Case No. 01-160 (Airport Communities Coalition v. Department of Ecology and Port Of Seattle). Feldman attests to the history of environmental review for the Sea-Tac Airport Master Plan Update, including the 1996 FEIS, May 1997 SEIS, FAA

This document is a professional resume for W.A. Rozeboom, a civil engineer and hydrologist with 20 years of experience in water resources management, surface water hydrology, and hydraulic modeling. His work has focused primarily on flood control, stormwater management, floodplain mapping, and water rights administration in Washington State, Hawaii, and other regions. This document does not appear to contain content directly relevant to Sea-Tac Airport noise policy.

Internal memo from Ching-Pi Wang to Ann Kenny (cc: Jeannie Summerhays, Steve Alexander), dated January 23, 2002, reviewing the Port of Seattle’s Embankment Fill Monitoring Plan (EFMP) for the Third Runway, 401 Certification Condition E.3. Comments cover requirements for logic tree flow diagrams for tiered sampling and staged screening (groundwater, seepage), statistical methods for baseline

Parametrix, Inc. technical memorandum dated January 21, 2002, from Jim Kelley, Ph.D., to Muffy Walker, US Army Corps of Engineers Regulatory Branch, regarding Port Of Seattle permit 1996-4-02325 (Sea-Tac Airport Master Plan Update). Provides supplemental information on wetland impacts in upper watersheds of Miller Creek, Walker Creek, and Des Moines Creek, including percent loss of

Transmittal form dated January 9, 2002, from Jim Kelley of Parametrix, Inc. to Ann Kenny at the Washington Department of Ecology NWRO (Northwest Regional Office), Project Number 556-2912-001-01-03, Project Name STIA MPU Permitting. Transmits: (1) Revised Section 8 References for the Natural Resource Mitigation Plan (NRMP, November 2001), correcting omitted citations; (2) Errata Sheet correcting

Memorandum dated December 12, 2001 from Michael Kenrick and Reese Hastings of Hart Crowser Inc. to Jim Thomson of HNTB, project number 4978-62, analyzing pre-construction and post-construction hydrologic conditions at Borrow Area 1 associated with the Port of Seattle Master Plan Update for Sea-Tac International Airport (STIA). Covers surface water and groundwater impacts, wetland hydrology,

Parametrix, Inc. December 2001 report for Port Of Seattle on Low Streamflow Analysis and Summer Low Flow Impact Offset Facility Proposal for the Seattle-Tacoma International Airport (STIA) Master Plan Update Improvements. Document AR018164, Exhibit 140. Covers HSPF model calibration, embankment modeling, non-hydrologic impacts (cessation of water withdrawals, removal of septic tank discharges), HEC-RAS modeling, vault