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More of the Same Expensive Dependence on Fossil Fuels in TEP and APS 2026 Energy Plans

PHOENIX — Arizona utilities Tucson Electric Power Company (TEP) and Arizona Public Service (APS) filed their 2026 Integrated Resource Plans (IRPs) on Friday that evaluate how utilities will obtain energy for the next 15 years.

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The Core Event

While their plans include new renewable energy and storage, they continue to spend on fossil fuels, building new gas, and in the case of APS, extending coal use.

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Key Facts

PHOENIX — Arizona utilities Tucson Electric Power Company (TEP) and Arizona Public Service (APS) filed their 2026 Integrated Resource Plans (IRPs) on Friday that evaluate how utilities will obtain energy for the next 15 years.

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Robo-Taxis & Autonomous 4 of 5

Context & Significance

While their plans include new renewable energy and storage, they continue to spend on fossil fuels, building new gas, and in the case of APS, extending coal use.

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Outlook

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