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Minnesota PUC Approves Operations Extension for Xcel Energy's Prairie Island Nuclear Plant

LCG, August 15, 2025--Xcel Energy announced that the company received state approval yesterday from the Minnesota Public Utilities Commission to extend operations of the Prairie Island nuclear plant through the early 2050s. Prairie Island has two units that have a combined generating capacity of 1,100 MW. The units’ current operating licenses expire in 2033 and 2034.

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PGE Announces Addition of 475 MW of Battery Energy Storage Systems to Improve Grid Reliability and Costs

LCG, August 7, 2025--Portland General Electric (PGE) today announced the completion of three, four-hour lithium-ion utility-scale battery energy storage systems (BESS) in Oregon, adding 475 MW and more than 1.9 GWh of dispatchable capacity to serve the Portland metro area. Each of these BESS facilities can deliver power during peak demand or when other electric generating facilities are limited, which improves system flexibility, reliability and costs.

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Industry News

Tenaska, Omaha District Expand Marketing Tie-ups

LCG, Oct. 5, 2000Tenaska Power Service Co. and the Omaha Public Power District, a power and management venture between private and public power, said yesterday they had added a third municipal power utility as a client for their services, which include marketing excess capacity, purchasing power and supplies and providing other related marketing services.

Muscatine Power and Water, Iowa's largest municipal water and electricity utility, has selected Tenaska-OPPD to perform marketing services, joining Missouri River Energy Services and Wisconsin Public Power, which signed up with the venture in July. Muscatine has a native load of about 160 megawatts and is capable of generating 225 megawatts.

Jay D. Logel, Muscatine's general manager, looked at a two-fold benefit to the arrangement. "First, the agreement assures our ability to provide energy to our customers, and second, it presents us an avenue to market excess capacity outside our service territory, further expanding our capability of providing low cost energy to our native system customers."

Dale Widoe, an OPPD vice president, said "The fact that the largest municipal utility in Iowa has chosen OPPD and Tenaska Power Services is a reflection of our increasing success in the marketing services arena." His district has more than 2,200 megawatts of generating capacity to serve about 280,000 Nebraska customers.

Tenaska Power Services is the marketing unit of Tenaska Inc., which has about 6,100 megawatts of generation on line and another 6,000 megawatts in development.

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