Notes
U.S. Fish and Wildlife Service (FWS) biological opinion (FWS Reference #1-3-00-F-1420) transmitted to Lowell H. Johnson, Federal Aviation Administration, regarding effects of the proposed Master Plan Update Improvements (MPUI) for Seattle-Tacoma International Airport (Sea-Tac) in King County, Washington on threatened bull trout (Salvelinus confluentus), bald eagle (Haliaeetus leucocephalus), and marbled murrelet (Brachyramphus marmoratus) under Section 7 of the Endangered Species Act. The document covers formal consultation reinitiated due to bull trout listing, marbled murrelet presence, and project modifications; addresses FAA actions including passenger facility charges, grants, airport traffic control tower construction, and Army Corps of Engineers Clean Water Act Section 404 permit for fill of approximately 18.37 acres of wetlands permanently and 2.05 acres temporarily, with off-site mitigation near the Green River in Auburn, King County. Projects include third runway embankment fill (16.5 million cubic yards), Runway 16X/34X, Extension of Runway 34R, interconnecting taxiways, and property acquisition along Des Moines Memorial Drive and SR-509. Biological assessment dated June 2000; supplemental data from Parametrix Inc., Earth Tech Inc., PGG 2000; Port of Seattle represented by Stoel Rives LLP.