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EXH AR023790: Draft Low Flow Analysis Meeting Notes Oct 30 2001 Email Hellwig to Fitzsimmons

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Sea-Tac Airport
Third Runway
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A November 2001 email chain discusses a meeting held on October 30, 2001, regarding errors discovered in a low flow analysis related to environmental modeling near Seattle. Raymond Hellwig of NWRO confirms that revisions to the low flow analysis may be considered to correct previous modeling errors, but stresses that any revised submissions must include thorough documentation and clear rationale. The correspondence involves multiple agencies and contractors, including Floyd Snider McCarthy, Inc., the U.S. Army Corps of Engineers, and Port of Seattle representatives.

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Notes

AR023790. Email chain forwarded by Raymond Hellwig (NWRO ECY) to Thomas Fitzsimmons on October 31, 2001, subject: DRAFT Low Flow Analysis Meeting Notes from October 30, 2001. Originating email from Cheryl Blaser of Floyd Snider McCarthy, Inc. (Seattle, WA 98104) to Ann Kenny, Kelly R. Whiting, David Masters, Lisa Scott (USACE), Keith Smith, R. Kordick (Port Seattle), Paul Fendt, Joe Brascher, F. Kristanovich (fwenc.com), Charles (Pony) Ellingson, and Kathryn Snider. Subject concerns low flow analysis modeling errors and a meeting held October 30, 2001. Hellwig states revisions to low flow analysis based on correction of previous modeling errors are acceptable but require clear documentation and rationale; acceptability of revised modeling based on review of final proposals per ‘Meeting Conclusions.’ Attachment referenced: Low Flow errors mtg 103001draft.doc. Filed in Third Runway EIS / PCHB administrative record.

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