EXH 254: Declaration Dyanne Sheldon Supporting ACC Motion Stay PCHB No. 01-133/01-160 Cert. No. 1996-4-02325

This document is a declaration by environmental scientist Dyanne Sheldon, submitted in support of the Airport Communities Coalition's motion for a stay in a Washington State Pollution Control Hearings Board case challenging permits issued to the Port of Seattle. Sheldon outlines her extensive background as a wetland ecologist and land-use planner, including her role in creating King County's pioneering wetland management program in the early 1980s. The case centers on a Section 401 Water Quality Certification and Coastal Zone Management Act concurrency statement issued to the Port of Seattle in connection with Sea-Tac Airport expansion activities.

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Declaration of Dyanne Sheldon, environmental scientist and wetland ecologist, filed in support of Airport Communities Coalition’s (ACC) Motion for Stay before the Pollution Control Hearings Board (PCHB), Case Nos. 01-133 and 01-160. Sheldon details over 20 years of experience in wetland ecology and management in the Pacific Northwest, including her role as the first local wetland planner for King County, Washington (1983–1988), where she developed the first wetland rating system, buffer and setback requirements, and compensatory mitigation requirements in the region. Declaration addresses Section 401 Certification No. 1996-4-02325 and CZMA concurrency statement issued August 10, 2001 and reissued September 21, 2001 (Amended-1), relating to the Port of Seattle third runway project. Respondents are State of Washington Department of Ecology and Port of Seattle. Filed by Helsell Fetterman LLP and Rachael Paschal Osborn, Attorney at Law.

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