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  2. Electric Power Systems Partnership
  3. Connect with the EPS Partnership

EPS Industry Collaborators

The table below provides a list of organizations that have collaborated with the Electric Power Systems Partnership. These electric utilities companies are committed to the voluntary reduction of SF6 emissions through cost-effective operational improvements and equipment upgrades.

Please note: EPA may not endorse the products or services of commercial companies. Any reference to a specific commercial product or service by trade name, trademark, manufacturer, company, or otherwise does not constitute or imply the endorsement or recommendation of EPA.

Partner City State Comment
Allegheny Power Greensburg PA A subsidiary of First Energy Corporation
American Electric Power Columbus OH  
Arizona Public Service (APS) Phoenix AZ  
Athens Electric Department Athens AL  
Austin Energy Austin TX  
Baltimore Gas and Electric Baltimore MD A subsidiary of Exelon Energy Delivery
Big Rivers Electric Corporation Henderson KY  
Bonneville Power Administration Portland OR  
Boston Edison Company Boston MA A subsidiary of Eversource Energy
California Department of Water Resources Sacramento CA  
Cambridge Electric Light Company Boston MA A subsidiary of Eversource Energy
CenterPoint Energy Houston TX  
Central Maine Power Company Augusta ME  
ComEd Energy Deliver Chicago IL A subsidiary of Exelon Energy Delivery
Commonwealth Electric Company Boston MA A subsidiary of Eversource Energy
Connecticut Light and Power Company Berlin CT A subsidiary of Northeast Utilities Services Co.
Consolidated Edison Company of New York, Inc. New York NY  
CPS Energy San Antonio TX  
Duquesne Light Company Pittsburgh PA  
Edison International Rosemead CA  
El Paso Electric Company El Paso TX  
Entergy Corporation New Orleans LA  
Eugene Water & Electric Board Eugene OR  
Evergy Topeka KS Merger between Westar Energy and Kansas City Power & Light.
Exelon Energy Delivery Oakbrook Terrace IL  
First Energy Corporation Akron OH  
Fort Pierce Utilities Authority Fort Pierce FL  
Grand Island Utilities Department Grand Island NE  
Granite State Electric Northborough MA A subsidiary of National Grid
Green Mountain Power Rutland VT  
Hastings Utilities Hastings NE  
ITC Transmission Novi MI  
Kings River Conservation District Fresno CA  
Los Angeles Department of Water and Power Los Angeles CA  
Louisville Gas and Electric Company (LG&E) and Kentucky Utilities Company (KU) Louisville KY  
Lower Colorado River Authority Austin TX  
Manitowoc Public Utilities Manitowoc WI  
Massachusetts Electric Northborough MA A subsidiary of National Grid
Memphis Light, Gas & Water Division, The Memphis TN  
Menasha Electric and Water Utilities Menasha WI  
MidAmerican Energy Des Moines IA  
Montana-Dakota Utilities Bismarck ND  
Muscatine Power and Water Muscatine IA  
Nantucket Electric Nantucket MA A subsidiary of National Grid
Narragansett Electric Providence RI A subsidiary of National Grid
Nashville Electric Service Nashville TN  
National Grid Northeastern U.S.    
Nebraska Public Power District Columbus NE  
New England Electric Transmission Corporation Westborough MA A subsidiary of National Grid
New England Hydro-Transmissions Company Inc. Westborough MA A subsidiary of National Grid
New England Power Company Westborough MA A subsidiary of National Grid
New Hampshire Transmission- Seabrook Station Seabrook NH  
New York Power Authority New York NY  
New York State Electric and Gas Ithaca NY  
Niagara Mohawk Power Corp. Syracuse NY A subsidiary of National Grid
Northeast Utilities Services Company Hartford CT  
Northern Indiana Public Service Company Merriville IN  
NSTAR Electric and Gas Westwood MA A subsidiary of Eversource Energy
Oglethorpe Power Tucker GA  
Oklahoma Gas and Electric Corporation (OG&E) Oklahoma City OK  
Oncor Dallas TX  
Otter Tail Power Company Fergus Falls MN  
Pacific Power Portland OR A subsidiary of Pacificorp
Pacificorp Portland OR  
Palo Alto Utilities, City of Palo Alto CA  
PECO Energy Delivery Philadelphia PA A subsidiary of Exelon Energy Delivery
PG & E Corporation San Francisco CA  
PNM Resources Albuquerque NM  
Public Service Company of New Hampshire Manchester NH A subsidiary of Northeast Utilities Services Co.
PUD No. 1 of Douglas County East Wenatchee WA  
PUD No. 1 of Pend Oreille County Newport WA  
Rochester Gas & Electric Rochester NY  
Rocky Mountain Power Portland OR A subsidiary of Pacificorp
Sacramento Municipal Utility District (SMUD) Sacramento CA  
Salt River Project Phoenix AZ  
San Diego Gas and Electric San Diego CA  
Seattle City Light Seattle WA  
Silicon Valley Power Santa Clara CA  
South Carolina Electric & Gas Company Columbia SC  
Southern Company Atlanta GA  
Tennessee Valley Authority Chattanooga TN  
Texas Municipal Power Agency Bryan TX  
Vermont Electric Cooperative Johnson VT  
Vermont Transco LLC Rutland VT  
Versant Power Bangor ME  
Wallingford Electric Division Wallingford CT  
We Energies Milwaukee WI  
Western Massachusetts Electric Company West Springfield MA A subsidiary of Northeast Utilities Services Co.

Electric Power Systems Partnership

  • Electric Power Systems Partnership
    • About the Partnership
  • Sulfur Hexafluoride (SF6) Basics
  • Mitigation Opportunities
    • Best Practices
    • SF6 Alternatives
      • Alternatives Benefits Calculator
  • Additional Resources
    • Regulatory Information
    • Research & Case Studies
  • Accomplishments
  • Connect with the EPS Partnership
    • Events & Webinars
      • 2025 Workshop
    • Service Provider Directory
    • EPS Industry Collaborators
Contact Us About the Electric Power Systems Partnership
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on May 2, 2025
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