Oregon regulators have voted not to acknowledge NW Natural’s long-term plan to meet the state’s energy and environmental policy goals with renewable natural gas (RNG). 

Portland, OR-based NW Natural’s integrated resource plan (IRP), which is updated every two years, looks out to 2040 to determine resource adequacy. Over the next few decades, the plan largely relies on alternative fuels – including hydrogen, RNG and synthetic methane – as well as a reduction in natural gas sales to meet Oregon’s greenhouse gas (GHG) emissions reductions goals.

However, the IRP’s approval has proven difficult since it was first introduced in September. The primary “driver of change” in the IRP, Oregon’s largest utility said, “is climate policy established in Oregon and...