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MUNICIPALITY OF ANCHORAGE ENTERPRISE AND UTILITY OVERSIGHT COMMITTEE Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager Marc Rogoff, Ph.D., Geosyntec Consultants #DoSomething

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Page 1: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

MUNICIPALITY OF ANCHORAGEENTERPRISE AND UTILITY OVERSIGHT COMMITTEE

Waste to Energy Feasibility Report

March 12, 2020

Mark Spafford, P.E., General ManagerMarc Rogoff, Ph.D., Geosyntec Consultants#DoSomething

Page 2: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

Agenda

Why WTE WTE FeasibilityReport

Next Steps 1 2 3

Page 3: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

Time is running out…01. Why WTE?

03. Next Steps

All things the same…

With WTE…

Page 4: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

Following the Plans…

Page 5: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

Biosolids Issues• $100 Million Investment by AWWU• WTE Can Provide the Answer at

Significantly Lower Cost• Synergy - the Public expects us to

work together

Biosolids

Page 6: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

Alaska has garbage problems too

Page 7: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

PART 2 Presentation of Waste-to-Energy Feasibility ReportMarc J. RogoffGeosyntec Consultants | March 12, 2020

Page 8: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

AgendaThe Roadmap

BudgetSchedule

Page 9: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

Completed So FarPre-Feasibility Report and

PresentationStakeholder MeetingsTours of WTE PlantsResponses to Assembly QuestionsDevelopment of Feasibility Report

Study Steps

Page 10: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

• Well Run and Financially Strong• Public/Private Partnerships• Longevity – 30+ Years• Exceed State and EPA Environmental

Requirements• Compatible With Nearby Land Uses

Our Tours

Page 11: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

Feasibility Report• Based on What Has Worked

Successfully Before• Public Engagement Strategy

Throughout• Roadmap offers MOA Offramps

and opportunities to reaffirm support for program

Page 12: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

TASK 1Public Engagement

• Need to Create a Meaningful Program

• Engage a Consultant• Part of All Project Efforts

Page 13: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

• Draft Position Description for Program Manager• Advertise• Interview and Hire• Work Hard!

TASK 2Project Team

Page 14: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

Need to Know Btu Value and Composition of Fuel

TASK 3Waste Composition Analysis

Page 15: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

TASK 4Waste Flow Negotiations

• Impacts Plant Sizing• Economies of Scale• Wasteshed Study• Standard Agreement

Page 16: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

• Waste Disposal Is Paramount But Energy Sales Defers Costs

• Need for Power and Renewable• Power Purchase Agreement MOU• Chugach Electric or Other Utility Dependent on

Site• Pricing Issues• State Regulatory Approval

TASK 5Energy Contract Negotiations

Page 17: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

• Comparison of Feasibility Sites• Landfill• Central Transfer Station• Asplund Wastewater Plant• Southcentral Power Plant• Others

• Fatal Flaw Analysis• Public Engagement

TASK 6Siting Analysis Develop site

evaluation criteria

Data collection,analysis and

mapping

Prepareconstraint maps

Identifyingpotential site

areas

Preliminary screening and

site areas

Evaluating and selecting

candidate sites

Site selection

Page 18: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

• Plant Layout• Site Plan• Grading and Drainage Plan• Feeds Into Specs for Procurement

Document

TASK 7Conceptual Design

Page 19: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

• Approvals By ADEC• Establish Monitoring Station• Modelling• Stack Height• Application• Public Engagement• Permitting Process

TASK 8Air Permitting

Page 20: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

• Conditional Use Permit• Pre-Application• Community Meeting• Application• Planning and Zoning

TASK 9Local Permitting

Page 21: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

• Design, Build, Operate• MOA’s Front-End Documents• Specifications and MOA Needs/Desires• Contracts• Selection Process• Negotiation• Assembly Approval

TASK 10Procurement Package

Page 22: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

• $350 to $400 Million Bonds• Preliminary Financial Plan• Short Term Debt• Long Term Bonds• Debt Paid By Revenues of

System

TASK 11Financing

Page 23: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

Project Schedule

3 Years+ Dependent on Regulatory Process

Air Permitting Critical Path

Public and Assembly Engagement

Page 24: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

Schedule

Page 25: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

WTE Project Budget

Page 26: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

Project Milestone Actions By AssemblyMilestone Review Approval (Off Ramp)Public Engagement X X

Waste Flow Negotiations X XEnergy Contract Negotiations X XSiting Analysis X XConceptual Design X XAir Permitting X XLocal Permitting X XProject Team X XProcurement Package X XFinancing Plan X X

Page 27: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

PART 3 Next Steps

Mark SpaffordDepartment of Solid Waste Services | March 12, 2020

Page 28: Waste to Energy Feasibility Report - Anchorage, Alaska › Departments › Assembly › Documents...Waste to Energy Feasibility Report March 12, 2020 Mark Spafford, P.E., General Manager

Next Steps

• SWS took this effort as far as we can in 2020 with existing budget• Update Long Range Financial Plan• Complete Business Case Evaluation of landfill/recycling/WTE options• Come back to assembly July/August with this information in hand to make

decision on continuing to investigate WTE, etc.• Submit FY2021 Budget for approval