Colman Dock Environmental Assessment Volume I
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Seattle Ferry Terminal Project Seattle Multimodal Terminal at Colman Dock Project NEPA Environmental Assessment Volume I Washington State Department of Transportation Federal Highway Administration Federal Transit Administration April 2014 Seattle Ferry Terminal Project The following persons may be contacted for additional information concerning this document: Daniel Drais Marsha Tolon Environmental Protection Specialist WSDOT Environmental Lead Federal Transit Administration, Region 10 Seattle Ferry Terminal Project 915 2nd Avenue, Room 3142 MS TB-83 Seattle, WA 98174 2901 3rd Avenue, Suite 500 Seattle, WA 98121 Copies of this document are available either in hard copy or on compact disk (CD). Copies may be purchased for $15, which does not exceed the cost of production. CDs will be provided free of charge. The lead agencies have established a 30-day period for commenting on this document. You may submit comments in writing to Marsha Tolon at the address indicated above, online on the project website at www.wsdot.wa.gov/projects/ferries/colmanmultimodalterminal/, or by e-mail to [email protected]. You may also make comments orally at a public hearing that will be held at the Puget Sound Regional Council, 1011 Western Avenue, Suite 500, Seattle, WA from 4:00 to 6:30 PM on April 28, 2014. FTA, FHWA, and WSDOT will consider all comments received by May 12, 2014 and will include them in the administrative record. Page ii Environmental Assessment April 2014 Seattle Ferry Terminal Project Americans with Disabilities Act (ADA) Information This material can be made available in an alternate format by emailing the WSDOT Diversity/ADA Affairs team at [email protected] or by calling toll free, 855-362-4ADA(4232). Persons who are deaf or hard of hearing may make a request by calling the Washington State Relay at 711. Title VI Washington State Department of Transportation ensures full compliance with Title VI of the Civil Rights Act of 1964 by prohibiting discrimination against any person on the basis of race, color, national origin or sex in the provision of benefits and services resulting from its federally assisted programs and activities. For questions regarding WSDOT's Title VI Program, you may contact the Department's Title VI Coordinator at (360) 705-7098 or (509) 324-6018. Environmental Assessment Page iii April 2014 Seattle Ferry Terminal Project Table of Contents Volume I: Environmental Assessment Chapter 1 Executive Summary ................................................................................................................ 1-1 1.1 What is the purpose of the project? .......................................................................................... 1-1 1.2 Have alternatives been considered? .......................................................................................... 1-3 1.3 What impacts are likely to be caused by the project? ............................................................... 1-4 1.4 Summary of Other Effects .......................................................................................................... 1-6 1.5 How much would the project cost and how would it be paid for? ........................................... 1-7 1.6 How have the public, government agencies, and tribes been involved? .................................. 1-7 1.7 How can I get more information about the project? ................................................................. 1-8 1.8 How can I comment on the project and this EA? ...................................................................... 1-9 Chapter 2 Project Background ................................................................................................................ 2-1 2.1 The Seattle Ferry Terminal ......................................................................................................... 2-1 2.2 Project Background .................................................................................................................... 2-3 2.3 Project Purpose .......................................................................................................................... 2-7 2.4 Need for the Project................................................................................................................... 2-7 2.5 Outreach and Coordination ....................................................................................................... 2-8 2.6 Tribal Coordination .................................................................................................................. 2-11 2.7 Project Funding and Schedule ................................................................................................. 2-12 2.8 Environmental Permits and Approvals Required for the Project ............................................ 2-12 Chapter 3 Description of Alternatives .................................................................................................... 3-1 3.1 No Build Alternative ................................................................................................................... 3-1 3.2 Build Alternative ........................................................................................................................ 3-1 3.3 Construction Activities and Phasing ........................................................................................... 3-7 3.4 Alternatives Considered but Not Carried Forward .................................................................. 3-14 Chapter 4 Affected Environment and Environmental Consequences .................................................... 4-1 4.1 Summary of No Build and Build Effects ..................................................................................... 4-2 4.2 Ecosystems ................................................................................................................................. 4-9 4.3 Noise and Vibration ................................................................................................................. 4-28 4.4 Water Resources ...................................................................................................................... 4-36 Page iv Environmental Assessment April 2014 Seattle Ferry Terminal Project 4.5 Hazardous Materials ................................................................................................................ 4-41 4.6 Geology and Soils ..................................................................................................................... 4-47 4.7 Historic, Cultural and Archaeological Resources ..................................................................... 4-53 4.8 Transportation ......................................................................................................................... 4-59 4.9 Land Use ................................................................................................................................... 4-77 4.10 Visual Quality ........................................................................................................................... 4-84 4.11 Air Quality .............................................................................................................................. 4-100 4.12 Navigable Waterways ............................................................................................................ 4-105 4.13 Socioeconomics and Environmental Justice .......................................................................... 4-111 Chapter 5 Cumulative Impacts ............................................................................................................... 5-1 5.1 Ecosystems ................................................................................................................................. 5-3 5.2 Noise and Vibration ................................................................................................................... 5-4 5.3 Water Resources ........................................................................................................................ 5-5 5.4 Hazardous Materials .................................................................................................................. 5-6 5.5 Geology and Soils ....................................................................................................................... 5-6 5.6 Historic, Cultural, and Archaeological Resources ...................................................................... 5-7 5.7 Transportation ........................................................................................................................... 5-7 5.8 Land Use ..................................................................................................................................... 5-7 5.9 Visual Quality ............................................................................................................................. 5-8 5.10 Air Quality .................................................................................................................................. 5-8 5.11 Navigable Waterways ................................................................................................................ 5-9 5.12 Environmental Justice ................................................................................................................ 5-9 Chapter 6 References ............................................................................................................................