]> 2026-04-30T10:57:59+00:00 Wilsonville Long-Duration Storage System Demonstration 0 en Darren Murtaugh 2025-06-28T19:19:03Z 2460855.3048958 Build a 3 MWh Long-Duration Storage System to demonstrate multiple use cases, including frequency response, contingency reserve, voltage and VAR support, demand response and resource optimization. The project will be located on land adjacent to ESS’ factory headquarters in Wilsonville, Oregon. WilsonvilleESS.jpg Utility Portland General Electric ESS Smart Grid Portland OR Development 2023-01-25T06:40:23Z 2459969.778044 Wilsonville Long-Duration Storage System Demonstration