St. Louis-based Ameren, an investor-owned electric and natural gas utility, is calling on FERC leaders to issue a temporary certificate for the Spire STL pipeline serving Missouri’s largest metropolitan area. The pipeline serves about 650,000 customers in the St. Louis area and 10 counties in eastern Missouri. Last month, Spire sought a new, limited- duration certificate for the pipeline while FERC develops its response a June […]