EXH0045017596

PCHBPollution Control Hearings Board of the State of Washington

Dear Colonel Graves, Ms. Walker and Ms. Terzi: Re: Corps Ref:.No. 1996-4-02325; Port of Seattle Document Inconsistencies + As you know, Northwest Hydraulic Consultants has been retained on behalf of the Airport Communities Coalition (ACC) to provide a technical review of stormwater facilities and streamfiow impacts from development activities at SeaTac airport. The purpose of this letter is to identify inconsistencies in the Port's proposals for site development and stormwater management. It supplements our prior letters anddeclarations in this matter, the latest of which is our November 26, 2001, letter to you. Since our last letter, numerous additional documents relating to the airport development activities have been obtained by ACC public disclosure requests. This letter focuses on the two documents identified below. - Port of Seattle - Commission Agenda Item No. 8a for Meeting on November 13, 2001. Memorandum dated October 16, 2001 regarding Resolution No. 3469, agreements between the Port of Seattle and the City of SeaTac for use and redevelopment of borrow areas 3 and 4 on Port property within the City. A copy of that memorandum is enclosed for reference. "Natural R,esource Mitigation Plan, Seattle-Tacoma International Airport, Master Plan Update Improvements,"November 2001, prepared by Parametrix, Inc. for Port of Seattle. Please note that this letter does not reflect a detailed review of the project Natural Resource Mitigation Plan (NRMP). In particular, the November 2001 version of the NR,MP does not • adequately address or resolve our previously-expressed concerns over the water-holding capability of the relocatedMiller Creek channel,or…
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