February 22, 2022 - A 20-megawatt battery system � expected to be the largest of its kind in North America when it goes into operation later this year at the Imperial Oil site in Sarnia � will be built, owned and operated by Boston-based Enel X.While Enel X will maintain control of the large facility, energy savings and other financial benefits from its operation will be shared with Imperial Oil.READ MORE - Sarnia Observer (Paul Morden)