HollyFrontier

Environmental advocates are appealing a decision to issue an air quality permit allowing expansion of the HollyFrontier refinery in Davis County.The Utah…

Utah Governor Gary Herbert is asking Utah’s oil refineries to produce cleaner gasoline. But it may be years before they’re actually ready to do that. In…

Activist groups are challenging the permit allowing the Holly-Frontier oil refinery in Woods Cross to expand its capacity. The Utah Division of Air…

The HollyFrontier oil refinery in Woods Cross has been given a green light from the Utah Division of Air Quality to triple its refining capacity – even as…

The air pollution that we can see suspended in the cold air trapped during Utah’s infamous temperature inversions is called PM 2.5 – particulate matter…