File #: 18-0791    Version: 1
Type: information Status: Filed
File created: 8/13/2018 In control: Utility Advisory Committee
Agenda date: 8/23/2018 Final action: 8/23/2018
Title: Sea Level Rise Response Planning - Update
Attachments: 1. Menu of Strategies_Aug2018.pdf, 2. Current Shoreline Traits_08-15-2018.pdf, 3. Capitol Lake Plan View_08-16-2018.pdf, 4. Capitol Lake Conceptual Drawings_08-15-2018.pdf, 5. Staff Presentation_UAC Olympia SLR 082318.pdf
Related files: 18-0945
Title
Sea Level Rise Response Planning - Update

Recommended Action
Briefing only. No action required.

Report
Issue:
Receive an update on sea level rise planning work initiated by the City of Olympia (City), the Port of Olympia (Port) and LOTT Clean Water Alliance (LOTT).

Previous Sea Rise Items Before the UAC:
City Council has designated the Utility Advisory Committee as the key citizen-appointed committee for reviewing the City's elements of our sea level rise response plan. The UAC has been briefed on sea rise issues, the planning approach, and progress over the past year and a half. The UAC will be expected to forward recommendations to City Council later this fall.

Staff Contact:
Eric Christensen, Water Resources Engineering and Planning Manager, 360.570.3741
Susan Clark, Senior Planner, 360.753.8321

Presenters:
Eric Christensen and Susan Clark

Background and Analysis:
In early 2017, the City, the Port and LOTT entered into an Interlocal Agreement to jointly fund and participate in a formal sea level rise planning process for downtown Olympia and the Port peninsula. The City, Port and LOTT share common concerns regarding sea level rise, yet have unique individual vulnerabilities. A consulting firm, AECOM Technical Services, is assisting with the planning effort.

Project Tasks and Completion Status
The tasks to be completed by AECOM and the City, Port and LOTT for this project include:
* Evaluate the best available science regarding potential sea rise (Complete).
* Develop a sea level rise planning framework incorporating community input (Complete).
* Conduct a vulnerability and risk assessment of downtown assets (Complete).
* Develop specific strategies for protecting downtown for approximately 100 years. As a component of this task, conceptual drawings for three physical adaptation strategies (Capitol Lake, Percival Landing and Billy Frank Jr. Trail) will be developed. Additional analysis of LOTT and Port specific needs will be provided. (Dr...

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