The U.S. Environmental Protection Agency set air pollution standards for taconite plants this past week intended to reduce the amount of visible air pollutants, commonly referred to as regional ...

International Falls benefits from taconite taxes through Iron Range Resources Increased demand for steel is providing some welcome relief in northeast Minnesota, where taconite pellet plants are ...

It comes from multiple sources, like sewage plants, some power stations and mines ... has also asked for a looser sulfate standard near its United Taconite mine in Eveleth. Lentz said the agency ...

U.S. Steel’s other taconite mine and pellet plant. “U.S. Steel is committed to finding a solution that addresses sulfate at Keetac and Minntac,” Fulton said. “In addition, the convoluted ...