A SEATTLE-CENTRIC INTRODUCTION TO ELECTRIC UTILITIES

Uzma Siddiqi, PE | November 2018

Denny Substation (Artist Rendering)

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SHARING…

• Some History

• Our Fuel Sources

• Current Organization and their functions

Seattle Municipal Archives

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1880-1882

• Light bulb patented by Edison

• Pearl Street StationoDC power near loads

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NOV 15, 1886

Niagara Falls Adams Generation Station serves Buffalo, NY

oCentralized generation and long distance transmission (26 mi)

teslasociety.com

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1886-1892

• March 22, 1886: Seattle has first incandescent lighting system west of the Rockies

• Electricity usage:oStreet LightingoStreetcars, including Rainier Power and Railway Co,

1892 Seattle Municipal Archives

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JULY 31, 1899

• Region’s largest hydroelectric plantoSnoqualmie FallsoTransmission via

Issaquah and Renton to Seattle

pse.com and waterpowermagazine.com

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1899

Pioneer Square, SeattleoAbout a dozen electric

light and electric trolley companies

pauldorpat.com and historylink.org

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THE FUTURE IS…SEATTLE CITY LIGHT!

January 10, 1905: City of Seattle generates power at Cedar Falls dam for arc lights along Seattle’s streets.

historylink.com and Seattle Municipal Archives and edisontechcenter.org

Seattle Lighting Department became Seattle City Light in 1910

Hanging arc street lights

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1930 SEATTLE CITY LIGHT’S DIABLO DAM

Seattle Municipal Archives

1928 1930

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1080 MW850 MW

15 MW

30 MW

Seattle Municipal Archives

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2017 SEATTLE CITY LIGHT POWER SOURCES

Seattle Municipal Archives

1928 1930

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washingtonpost.com

ELECTRICITY GENERATION

• Washington State Fuel Mix (2017)

• Seattle City Light Fuel Mix (2016)

* Others include Biomass, Other Non-Biogenic and Petroleum. Account for 0.30%.** These fuels represent a portion of the power purchased from BPA and market purchases.

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washingtonpost.com

Natural GasCoalNuclear

HydroelectricOil

WindSolar

Other

50  500   2000 5000 MW

2017 USA GENERATION

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ELECTRIC UTILITY GOVERNANCE

• POUs--Publicly Owned UtilitiesoMunicipally Owned by local government – Seattle

City Light, Dept. of City of Seattle – vertically integrated

oSpecial utility districts own the electric utility (in WA PUDs) – Snohomish PUD No. 1

oCooperatives – members are owners – Tanner Electric Coop, North Bend, WA

• IOUs--Investor Owned Utilities oPrivately owned by investors – PSEoPublicly traded and owned by shareholders – Avista

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SHARE A LITTLE BIT OF…

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STAFFING

• Administrative Services (100)

• Cust Service, Comm, Reg Affairs (400)

• Engineering + Tech Innov (300)

• Environmental (50)

• Finance (100)

• Power Supply (250)

• Operations (700) Seattle Municipal Archives

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WHAT DO WE DO: ADMINISTRATIVE SERVICES

• Major Functional Responsibilitieso Employee Relationso Labor Relationso Field Safety Operationso General Safety Program o Safety Metrics Reportingo Wellness Program Administrationo Talent Acquisitiono Employee Serviceso Apprenticeshipo Workforce Developmento RSJIo Facilitieso Securityo Emergency Management

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WHAT DO WE DO: CUST SVC, COMM, REG AFFAIRS

• Major Functional Responsibilitieso Federal & State Agencieso State Legislature and Congressional Relationso Council Legislation & Relationso Customer Service Engineeringo Technical Meteringo Customer Account Services o Account Executiveso Hearing Officero Credit & Collectionso FERC/NERC & Regulatory Complianceo Energy Efficiency Innovationo Distributed Resources Programso Lighting Design Labo Media Relationso Community Outreacho Marketing

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WHAT DO WE DO: ENGINEERING & TECH INNOV

• Major Functional Responsibilitieso Project Management Quality Improvemento Distribution & Transmission Operationso Control Area Operationso Power Systems Automation (EMS)o Construction Project Managemento Asset Planning and Assessmento Material/Engineering Standardso Geographical Information System (GIS)o Streetlight & Joint Use Managemento Distribution & Transmission Engineeringo Distribution & Transmission System Planningo Power Stations Engineeringo Protection & Communications Engineeringo Grid Modernization Pilot projects

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WHAT DO WE DO: ENVIRONMENTAL

• Major Functional Responsibilitieso Environmental Affairso FERC Relicensingo License Implementationo Science Policyo Environmental Management & Complianceo Real Estateo Natural Resources & Permittingo Skagit Licensing

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WHAT DO WE DO: FINANCIAL SERVICES

• Major Functional Responsibilitieso Internal Audito Benchmarking & Metric Reportingo Business Intelligenceo WMBE/Small Business Initiativeso Budgeto Financial Planningo Accounts Payableo Procurement & Contractingo General and Cost Accountingo Risk Control and Risk Modelingo Credit Risko Deal Reviewo Settlementso Enterprise Risk Mgmt

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WHAT DO WE DO: POWER SUPPLY

• Major Functional Responsibilitieso Dam Safetyo Generation Planningo Regional Affairso Resource Acquisition & Wholesale Contractso Strategic Planningo Generation Program Managemento Generation Operationso Generation Engineeringo Construction Managemento Technical Resourceso Power Operations & Marketingo Integrated Resource Planningo Market Analysiso Resource & Contract Valuationo Outage & Operations Planningo Power System Modeling & Reporting

Seattle Municipal Archives

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WHAT DO WE DO: OPERATIONS

• Major Functional Responsibilitieso Substation Operatorso Civil Crewso Line Serviceso Radial Distribution Operationso Downtown Network Operationso Substation Operationso Vegetation Management & Landscapingo Protection & Controllerso Technical Communicationso Shops and Fleetso Warehouse & Tool Rooms

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LOOKING AHEAD

• Cleaner more distributed generationoDERs and Renewables

• Decarbonization• Electrification of Transportation

• Justifying Grid Investments (Planning)

• Cybersecurity

• ResiliencyoMicrogridsoSelf-healing distribution system (FLISR)

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QUESTIONS?