The Port of Seattle filed a pre-hearing brief challenging aspects of a 2003 water pollution permit issued by Washington State's Department of Ecology for Seattle-Tacoma International Airport (Sea-Tac). The permit, considered one of the most stringent stormwater permits in the country, sets numeric water quality limits, requires extensive toxicity testing, and mandates upgrades to the airport's stormwater and wastewater management systems. The brief addresses a range of contested issues, including effluent limits, sampling requirements, and construction stormwater controls.Open full document
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Pre-hearing brief filed by the Port of Seattle before the Pollution Control Hearings Board for the State of Washington, concerning the NPDES permit issued by the Washington Department of Ecology for Seattle-Tacoma International Airport. The brief addresses multiple issues including numeric effluent limits for stormwater discharges, sampling frequency and locations, turbidity parameters, and other permit conditions. Also joined by Airport Communities Coalition, Citizens Against SeaTac Expansion, and Puget Sound Keeper Alliance as appellants.