TagPort Of Seattle(2410)

Stipulation and Order filed October 8, 2001 before the Washington State Pollution Control Hearings Board (PCHB) in Case Nos. 01-133, 01-150, and 01-160. Airport Communities Coalition (ACC) appealed Clean Water Act Section 401 Certifications issued by the Washington State Department of Ecology under Order Numbers 1996-4-02325 (August 10, 2001) and amended 1996-4-02325 (Amended-1, September 21,

Port Of Seattle sur reply memorandum filed in Pollution Control Hearings Board cases No. 01-133 and No. 01-160, Airport Communities Coalition (ACC) v. Department of Ecology and Port Of Seattle. Addresses ACC’s motion for stay of the amended §401 Certification for STIA, arguing: (1) WAC 173-225-030 requires public notice only for new applications, not amendments;

Draft memorandum dated October 5, 2001, from Todd Pollard and Linda Logan to Port Of Seattle project files (project number 556-2625-002), summarizing chemical analysis of STIA receiving stream samples collected January 14, 1999 during a storm event with 86-hour antecedent dry period and 1.18 inches of rainfall. Samples collected from 8 locations including SDS-3, Miller

A October 2001 draft memorandum summarizes chemical analysis results from a January 14, 1999 stormwater sampling event at Seattle-Tacoma International Airport (STIA). Water samples were collected from eight receiving stream locations during a storm and tested for metals (copper, lead, and zinc), organic carbon, hardness, and suspended solids. The key finding was that metal concentrations at all sampling sites fell below Washington State hardness-corrected water quality standards (WAC 173-201A-040).

Fax cover sheet and letter dated October 2, 2001 from Port Of Seattle (Elizabeth Leavitt, Manager Aviation Environmental Programs) to Ms. Ann Kenny, Washington Department of Ecology Northwest Regional Office, transmitting two documents in satisfaction of §401 Water Quality Certification Order #1996-4-02325 Condition F.1. Condition F.1 requires proposed construction BMPs to prevent interception of contaminated

Declaration of Katie Walter, principal wetland scientist at Shannon & Wilson Inc., filed in PCHB No. 01-133, Airport Communities Coalition v. State of Washington Department of Ecology and Port Of Seattle. Walter details her qualifications (BS Botany, University of Washington 1990; certified Professional Wetland Scientist) and her role as Shannon & Wilson project manager under

Declaration of Erik Stockdale, Senior Wetlands Specialist at Washington State Department of Ecology (Ecology), Shorelands and Environmental Assistance Program, filed in PCHB No. 01-133 before the Pollution Control Hearings Board, Airport Communities Coalition (ACC) v. State of Washington Department of Ecology and Port Of Seattle. Stockdale describes his qualifications (Professional Wetlands Scientist, SWS, MMA University

This legal declaration by Ann Kenny, an Environmental Specialist with Washington State's Department of Ecology, was filed before the Pollution Control Hearings Board in a case involving the Airport Communities Coalition challenging the Port of Seattle. The document addresses water quality conditions attached to a Clean Water Act Section 401 Certification for Sea-Tac Airport expansion, specifically focusing on Low Flow Mitigation Plans for Walker, Miller, and Des Moines Creek basins affected by increased impervious surfaces. Kenny explains how Ecology required the Port to develop detailed mitigation measures, including stormwater vault pilot testing and contingency plans, to offset hydrological impacts caused by airport development.

Letter dated October 2, 2001 from Elizabeth Leavitt, Manager Aviation Environmental Programs, Port Of Seattle, to Ann Kenny at Washington Department of Ecology Northwest Regional Office, submitting two documents in satisfaction of §401 Water Quality Certification Order #1996-4-02325, Condition F.1, for Seattle-Tacoma International Airport (STIA). Attached document: ‘Proposed Construction BMPs To Prevent Interception of Contaminated

Declaration of Ann Kenny, Environmental Specialist 4 at Washington Department of Ecology (Ecology) Northwest Regional Office, filed in PCHB No. 01-133, Airport Communities Coalition v. State of Washington Department of Ecology and Port Of Seattle. Kenny details her qualifications, role as Federal Permit Coordinator, and Ecology’s 401 Certification review process under Clean Water Act §401