Utility and power firms Axpo and energieUri have commissioned two large-scale battery energy storage system (BESS) projects in Gurtnellen, Canton Uri.

Update 14 September 2026: Vattenfall representatives offered more details and responded to Energy-Storage.news enquiries.

Developer SMT Energy and Software-focused energy storage system integrator FlexGen have announced the start of operations of a 160MW/320MWh energy storage facility Houston, Texas, US.

Second-life battery energy storage system (BESS) firms B2U, Moment and Rebaba are advancing project operations in Texas, US compliance, and new financing in Europe, respectively.

A roundup of large-scale BESS news from in and around the Nordic region, with Sweden-based Flower building a project in Germany, Volvo launching one in Sweden and Delta Capacity securing a toll for one in Finland. 

Two pilot deployments of sodium-ion (Na-ion) battery storage technologies are currently being solicited in India.

Akaysha Energy’s Waratah Super Battery in Australia briefly reached its full rated output of 850MW on 7 September.

The venture-capital-style returns once available in Australia have disappeared, according to panellists at the Battery Asset Management Summit Australia 2026.

Utility Black Hills Energy has announced it will move forward with the construction of a 50MW/200MWh energy storage facility at its Pueblo Airport Generating Station (PAGS) in Colorado, US.

Trade association Energy Storage Canada (ESC) has recommended establishing a Distributed Reliability Track for behind-the-meter (BTM) and distribution-connected energy storage in Ontario.