Clearway Energy Expanded Utah Storage Capacity
The Honeycomb storage project now holds 2,120MWh to support regional energy needs.
Updated on Oct. 13, 2026 in Electric Vehicles
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Clearway Energy has successfully increased the capacity of its Honeycomb energy storage project to 2,120MWh. This expansion represents a significant $600 million investment into the electric infrastructure of Utah.
Why it matters
The project serves as a major economic driver for the state, delivering millions in tax revenue to local counties and supporting regional educational and community organizations. It underscores a strategic investment in grid stability and renewable energy capacity for Utah.
The Honeycomb energy storage project features a 2,120MWh capacity backed by a $600 million total investment. Clearway secured $605 million in financing for the portfolio in March 2025.
The players
Clearway Energy
Clearway Energy is an energy company that operates large-scale renewable power and energy storage projects across the United States.
Rosendin
Rosendin is a large employee-owned electrical contractor that partners on major infrastructure construction projects.
Tesla
Tesla is an American multinational automotive and clean energy company that manufactures battery storage products and electric vehicles.
The details
Each of the 80MW battery energy storage system installations is positioned next to an existing Clearway solar site, utilizing Tesla equipment and domestic steel. The construction phase has generated at least 150 jobs across the region.
Timeline
Clearway closed $605 million in financing for the project in March 2025.
Roadmap
The deployment of these storage units signifies a broader industry shift toward integrating battery technology with existing solar farms to ensure consistent grid reliability. This infrastructure upgrade positions Utah as a key player in the transition toward decentralized and modernized power storage solutions.
Residents in Beaver and Iron counties will benefit from $37 million in tax revenue generated by the project. Additionally, local schools and community organizations will receive $100,000 in annual support as a result of the infrastructure development.
The takeaway
Large-scale energy storage investments provide tangible tax benefits to local rural counties while enhancing the reliability of the state power grid. These projects show how domestic manufacturing and utility-scale batteries can work together to boost regional economic development.
Further reading
Learn more about local grid developments in our Electric Vehicles section.
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