EXH2019030790

PCHBPollution Control Hearings Board of the State of Washington

Northv_.est Regional Office ° 3190 160th Avenue SE ° Bellevue, Washington 98008-5452 • (425) 649-7000 December 5, 2001 Grant Beck, Director San Juan County Permit Center P.O. Box 947 Friday Harbor, WA 98250 Dear Mr. Beck: RE: Ayer property on Oreas Island This letter is in response to your request for additional review of the SEPA checklist, and other materials, for the Ayer wetland restoration proposal. In addition to the checklist and three site plans, I reviewed the Wetland Boundary Determination Final Report (Report), dated May 2001, and the Non-Compensatory Type 1 Proposal for Wetland Restoration (Proposal), dated June 2001, both prepared by Amanda Azous. I also spoke with Ms. Azous, the wetland consultant for this project, on October 29, 2001 regarding the details of the proposal. The proposal includes Phalaris arundinacea (reed canarygrass) removal for the existing 3.6 acre wetland, excavation (ranging from 3 to 15 feet in depth) of approximately 2 acres of existing wetland, and replanting portions of the wetland. The plan is to change the current emergent wetland into an aquatic bed, open water and emergent wetland system, which could be stocked with cutthroat trout. The underlying soil in the wetland area is Semiahmoo muck. The Department of Ecology (Ecology) believes this proposal is a wetland conversion, changing one type of wetland into another, and is not "restoration", which is defined as the process of . intentionally returning an ecosystem to a close approximation of its pre-disturbance condition. A ....... wetland conversion trades certain wetland functions…
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