EXH AR021666: Declaration Dr. John Strand Supporting ACC Reply Motion Stay PCHB 01-133 01-160

Dr. John Strand, a fisheries biologist, submitted this declaration to the Washington Pollution Control Hearings Board challenging the state Department of Ecology's water quality certification for Sea-Tac Airport expansion. He argues that stormwater runoff from Seattle-Tacoma International Airport contains copper, lead, and zinc at levels exceeding Washington State Water Quality Criteria, citing the Port of Seattle's own 1995-1996 data showing metals concentrations downstream of airport outfalls far above allowable limits. The declaration was filed in support of the Airport Communities Coalition, representing several cities neighboring the airport, in their motion to stay the certification.

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Declaration of Dr. John Strand, Principal Biologist for Columbia Biological Assessments and Ph.D. fisheries biologist, filed in PCHB cases No. 01-133 and No. 01-160 on behalf of Airport Communities Coalition (ACC) in reply supporting a motion to stay Section 401 Certification No. 1996-4-02325 (amended September 21, 2001) issued by Washington Department of Ecology for USACOE Public Notice 1996-4-02325 (Sea-Tac Airport third runway). Strand rebuts Port Of Seattle and Ecology claims that Water Quality Criteria (WQC) violations do not occur in Miller Creek and Des Moines Creek from Seattle-Tacoma International Airport stormwater discharges. Presents 1995–1996 metals data documenting exceedances of Washington State WQC for copper (5.3 ug/L hardness-adjusted), lead (16 ug/L), and zinc downstream of STIA outfalls in Miller Creek, including total recoverable copper 0.7–44 ug/L downstream and total recoverable lead <0.5–106 ug/L downstream. Also addresses Airport Soil Fill Acceptance Criteria. ACC members include Cities of Burien, Des Moines, Federal Way, Normandy Park, Tukwila, and Highline School District.

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