While several gas utilities in Illinois reported lower prices compared with May 2025, two companies, Liberty Utilities and Mt. Carmel, reported spikes of 71 percent and 140 percent, according to a CUB review of prices this month. Illinois utilities file their supply price, called the Purchased Gas Adjustment (PGA), each…...
Illinois gas utilities ring in the new year with higher rates
Illinois’ major gas utilities are kicking off 2021 by raising the price per therm for January. This across-the-board increase is on track with predictions made by the Energy Information Administration (EIA) at the beginning of this heating season. The price per therm you’re paying for natural gas in January, also…...

