Portland, Oregon

Port Westward Unit 2

Portland, Oregon, USA

224 MW

Portland General Electric Company (PGE) is an investor-owned utility (IOU) located in the Pacific Northwest, which provides electric service to industrial, commercial and residential customers in Portland, Oregon, and surrounding communities. Today, PGE serves more than 800,000 customers within their 4000-square-mile service territory comprising 52 Oregon cities. In 2009, PGE submitted an Integrated Resource Plan to the Oregon Public Utility Commission (OPUC) which stated the need for approximately 200 MW of flexible peaking capacity.

Port Westward_1008
This flexibility allows us to adjust quickly when wind and solar energy rise and fall with natural variability.
Rick Tetzloff, Project Manager, Portland General Electric


Seasonal demand variation

Use of internal combustion engines, a new technology within PGE

Variability of wind and solar power


Wärtsilä’s 50SG engines provide peaking power without efficiency loss

Wärtsilä’s internal combustion engine with fast-start and excellent ramp rates

Vast experience in detailed engineering and support in training about the solution


PGE’s ability to fulfill customers’ demand for electric power (no shortages) at optimal cost

Operational flexibility & cost savings

Quicker start of commercial operations and revenue generation

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Main data

Customer Portland General Electric (Utility)
Type Wärtsilä 50SG gas power plant
Operating mode Peak load/stand-by & emergency
Gensets 12 x Wärtsilä 18V50SG
Total output 224 MW
Fuel Natural gas
Scope Engineering & equipment (EEQ)
Delivered 2014

Contact us

If you want to know more about the Port Westward project, please contact

John Robbins
Business Development Manager, Us, Canada & Caribbean
Wärtsilä Energy Business
Tel. +1 (503) 432-8335

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