Seattle-Tacoma International Airport SAMP Near Term Projects: Wetlands and Streams Report

This technical report, prepared by Parametrix for the Port of Seattle in February 2024, documents the wetlands and streams found at Seattle-Tacoma International Airport as part of the Sustainable Airport Master Plan (SAMP) Near Term Projects. It covers the delineation of wetland and stream boundaries, assesses potential impacts to these aquatic areas from planned airport improvements, and outlines mitigation measures and permitting approaches to address those impacts.

Notes

Wetlands and Streams Report prepared by Parametrix for Port of Seattle, February 2024, as part of the Seattle-Tacoma International Airport (Sea-Tac Airport) Sustainable Airport Master Plan (SAMP) Near Term Projects environmental review. Appendix M of the SAMP Water Resources appendix package. Covers wetland and stream delineation, impacts assessment for aquatic critical areas, impacts and mitigation summary, proposed permitting approach, impervious area impacts and mitigation measures, and references.

V V