Is Questar collecting twice?

“If a company underbills a few hundred customers and overbills hundreds of thousands, without realizing what's going on for almost 10 years, that certainly raises the question of whether Questar Gas is being properly managed”

Utah consumers already have paid Questar Gas most if not all of the approximately $500,000 it is now trying to collect from hundreds of its customers whose meters sent the wrong information about how much ... via Salt Lake Tribune