To reflect estimated changes in the wholesale cost of natural gas, Union Electric Company, doing business as Ameren Missouri natural gas customers will see rates drop under a filing that will take effect on Thursday, June 1, 2023.

Residential customers currently pay approximately $0.95 per hundred cubic feet (Ccf) of natural gas. Under Ameren Missouri’s filing, the rate will drop to approximately $0.63 per Ccf, a reduction of approximately $0.32 per Ccf. Approximately 50 to 55 percent of a customer’s current natural gas bill reflects the cost of natural gas from wholesale suppliers.

The wholesale cost of natural gas is not regulated by the Missouri Public Service Commission. The wellhead cost of natural gas is unregulated and is primarily driven by supply, demand and the weather. The Missouri Public Service Commission does conduct an annual regulatory review to ensure that regulated natural gas companies make prudent decisions in securing natural gas supplies for their customers.

Ameren Missouri serves natural gas customers in Cooper, Howard and Saline counties in the KMMO listening area.