(Trent Nelson | The Salt Lake Tribune) Andrew Hegewald gives a tour of Dominion Energy's regulator station in Delta on Thursday, Oct. 5, 2023. At the station an electrolyzer will use solar energy to split water into hydrogen and oxygen, meaning it is a pollution-free source of hydrogen fuel.(Trent Nelson | The Salt Lake Tribune) at a ribbon-cutting ceremony to open Dominion Energy's regulator station in Delta on Thursday, Oct. 5, 2023. At the station an electrolyzer will use solar energy to split water into hydrogen and oxygen, meaning it is a pollution-free source of hydrogen fuel.(Trent Nelson | The Salt Lake Tribune) at a ribbon-cutting ceremony to open Dominion Energy's regulator station in Delta on Thursday, Oct. 5, 2023. At the station an electrolyzer will use solar energy to split water into hydrogen and oxygen, meaning it is a pollution-free source of hydrogen fuel.