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Wire · technology

Hydrostor's Willow Rock Energy Storage Center Signs Offtake Agreement with Southern ...

19 October 2026 · By · Wire by Fusion42

Published

19 October 2026

Topic

technology

◆ Sectors

Climate Tech

◆ Geography

United States

◆ Source

Read at cal-cca.org →

◆ Verified

Fusion42 · 19 October 2026 · Fusion42 review

Hydrostor's Willow Rock Energy Storage Center in California has signed a 60 MW offtake agreement with the Clean Energy Alliance, supporting long-duration energy storage to stabilise the regional grid and meet state reliability mandates. Site work started in July 2026 with regulatory approvals secured in late 2025 and early 2026.

This Wire brief sits within Fusion42's coverage of Climate Tech.

◆ ◆ The Wire takeaway

You now have a clear play in California’s growing long-duration storage market as Hydrostor and Clean Energy Alliance start Willow Rock. Act quickly to offer storage solutions that address grid reliability and clean energy mandates before local projects lock in customers.

◆ Coverage

1 source · 19 Oct 2026

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◆ Topics

Climate Techenergy-storagelong-durationclean-energycaliforniagrid-stability