TagACC(1524)

Letter dated July 25, 2001 from Keith R. Smith, Water Resources Manager, Port Of Seattle, to Ann E. Kenny, Washington Department of Ecology Northwest Regional Office, clarifying the Low Streamflow Analysis and Summer Low Flow Impact Offset Facility Proposal for Seattle-Tacoma International Airport. Corrections address: embankment recharge calculation using ‘flat outwash grass’; non-contiguous groundwater contributions

Hart Crowser report (project 4978-44) prepared for HNTB documenting installation and verification results for Work Area 2 stone column test areas at the Third Runway Embankment Phase 4, SeaTac, Washington. Authored by Barry S. Chen, Ph.D., P.E. (Senior Associate Geotechnical Engineer) and John P. Laplante (Senior Staff Geotechnical Engineer). Report covers four test areas with

Final meeting notes from July 24, 2001 conference call on 401 Permit Decision-Making for Sea-Tac International Airport Third Runway, Low Flow Analysis. Prepared by Kate Snider, Floyd & Snider Inc. Attendees included Ann Kenny (Dept. of Ecology), Kelly Whiting (King County), Keith Smith (Port of Seattle), Paul Fendt (Parametrix), Joe Brascher (Aquaterra). Discusses Port of

Northwest Hydraulic Consultants writes to the Washington State Department of Ecology on behalf of the Airport Community Coalition regarding low streamflow analyses related to SeaTac Airport 401 Certification. The letter raises concerns that ongoing analyses by Parametrix (the Port’s consultant) remain based on models of uncertain suitability, likely underestimate airport impacts on low streamflows in

Letter dated July 23, 2001 from Port Of Seattle to Ann E. Kenny at Washington State Department of Ecology Northwest Regional Office regarding Low Streamflow Analysis and Summer Low Flow Impact Offset Facility Proposal for Seattle-Tacoma International Airport. Covers summer low streamflow impacts in Des Moines Creek, Miller Creek, and Walker Creek from airport Master

Parametrix, Inc. report prepared for Port Of Seattle assessing the existing (1994) and future (2006) hydrologic divide of Miller Creek, Walker Creek, and Des Moines Creek following Master Plan Update (MPU) construction at Seattle-Tacoma International Airport (STIA). Analyzes compliance with Governor’s Certification requirement that the third runway project will not cause changes in the location

Port of Seattle letter dated July 23, 2001 to Ann E. Kenny, Washington State Department of Ecology, Northwest Regional Office, summarizing low streamflow impact analysis and flow impact offset facility proposal for Seattle-Tacoma International Airport Master Plan Update projects. Prepared by Parametrix, Inc. Analysis covers summer low streamflow impacts to Des Moines Creek, Miller Creek,

Email chain between Erik Stockdale and Jim Kelley discussing a condemnation case involving Parcel 92, a property just south of the ‘Vacca Farm’ that was in agricultural production. A judge ruled in favor of the Port of Seattle, recognizing that prior converted croplands were wetlands under local and state regulations, which would reduce the property’s

A letter from Water Resources Consulting L.L.C. to the Washington State Department of Ecology and U.S. Army Corps of Engineers providing supplemental information regarding stormwater Best Management Practices (BMPs) at SeaTac Airport. The letter addresses concerns about bacteria loading in biofiltration swales, BMP performance monitoring, and the suitability of stored stormwater for flow augmentation in

A letter from Helsell Fetterman attorney Kevin L. Stock to Gordon White of the Department of Ecology’s Shorelands and Environmental Assistance Program, raising urgent concerns about NWRO’s failure to provide Public Disclosure Act documents to the Airport Communities Coalition for over a month during the Section 401 certification review process. The letter specifically highlights the