Notes
Email chain forwarded by Ann Kenny (Ecology, 425-649-4310) to Andrea Grad in response to a Public Disclosure Act (PDA) request dated October 3, 2001, regarding the SeaTac Third Runway Embankment project. Originated from Chung K. Yee (Ecology) to Craig E. Thompson and Kevin Fitzpatrick on June 26, 2001, marked ‘Deliberative Document Currently Exempt from Public Disclosure.’ Attachments include: draft fill criteria for 401 Water Quality Certification, spreadsheet seatec.xls deriving surface water quality criteria for three-phase model soil cleanup levels, Three-Phase Model.xls for ground water and surface water protection, and Hazardous Substances.doc summary table. Fill criteria developed using Amended MTCA (WAC 173-340-747, Table 740-1, Table 749-2), referencing 40 CFR Part 122 Appendix D Table III metals (NPDES monitoring parameters). Draft conditions E6/E7 specify borrow site clean fill certification, fill sources (state-certified borrow pits, contractor-certified construction sites, Port of Seattle-owned properties), ASTM E1527-00 and E1903-97 Phase I/II environmental site assessment requirements, and ground/surface water monitoring. Port of Seattle, Department of Ecology, NWRO Water Quality Program.