TagFill Dirt(75)

This document is an email chain from June-July 2001 between Washington State Department of Ecology staff discussing acceptable fill material criteria for the Seattle-Tacoma International Airport Third Runway project. Officials debated whether to restrict fill to naturally occurring uncontaminated soils or to allow other materials subject to contamination testing standards, with recommendations including requiring the top six feet of fill to be clean natural soil and using Table 749-3 screening values to protect plants and animals. The discussion also addressed whether the state's Model Toxics Control Act (MTCA) standards should apply, including requirements for contaminant testing, groundwater monitoring, and terrestrial ecological evaluation.

Internal email chain dated June 27, 2001 among Peter Kmet, Kevin Fitzpatrick, Chung K. Yee, and others at Washington State Department of Ecology regarding acceptable fill criteria language for the Draft 401 Certification for the Seattle-Tacoma International Airport Third Runway Master Plan improvements. Kmet recommends against restricting fill to naturally occurring uncontaminated soils and proposes

This 2001 email chain among Washington State Department of Ecology staff discusses recommended criteria for fill material to be used in the Seattle-Tacoma International Airport Third Runway project. Staff member Peter Kmet proposed requiring fill material to meet ecological screening values from Table 749-3, with the uppermost six feet consisting of clean, naturally occurring soil free of manmade organic compounds and metals above natural background levels. The discussion also covers the applicability of the Model Toxics Control Act (MTCA) standards and the need to address potential impacts on plants, animals, groundwater, and aquatic organisms.

Internal email chain dated June 27, 2001 from Peter Kmet (Ecology HQ/TCP) to Kevin Fitzpatrick, cc Chung K. Yee, marked ‘Deliberative Document Currently Exempt From Public Disclosure.’ Kmet recommends language for fill material criteria in the Draft 401 Certification for the Seattle-Tacoma International Airport Third Runway project, including: requiring the uppermost 6 feet of fill

Email from Chung K. Yee to Kevin Fitzpatrick (cc: Craig E. Thompson, Ann Kenny), dated June 26, 2001, transmitting draft clean fill criteria language for the 401 Certification related to the proposed Third Runway embankment at Sea-Tac Airport. Fill criteria based on Method A table, 3-phase model protection of ground water and surface water, PQL,

Email from Chung K. Yee to Kevin Fitzpatrick, cc Craig E. Thompson and Ann Kenny, dated June 26, 2001, transmitting draft fill criteria language for a 401 Certification related to the Port Of Seattle Third Runway embankment project. Fill criteria are based on Method A table, 3-phase model protection of ground water and surface water,

Email chain (AR017302) among Washington State Department of Ecology staff Chung K. Yee, Kevin Fitzpatrick, Craig Thompson, and AAG Joan Marchioro regarding acceptable fill criteria language for the Draft 401 Water Quality Certification for the Seattle-Tacoma International Airport Third Runway project. Key issues include: whether Ecology’s 401 WQ Certification fill criteria should ‘stand alone’ from

Email from Chung K. Yee to Kevin Fitzpatrick (cc: Craig E. Thompson, Curtis A. Dahlgren, Tim Nord), dated June 13, 2001, regarding acceptable fill criteria language for the Draft 401 Certification for the Seattle-Tacoma International Airport Third Runway project. References June 11 discussion between Craig Thompson and Pete Kmet of HQ/TCP, who recommended MTCA (Model

Internal deliberative email from Chung K. Yee to Kevin Fitzpatrick (cc: Craig E. Thompson, Curtis A. Dahlgren, Tim Nord), dated June 13, 2001, regarding acceptable fill criteria language for the Draft 401 Certification for the Seattle-Tacoma International Airport Third Runway project. Pete Kmet of HQ/TCP recommended MTCA (Model Toxics Control Act) should not be used