In the 50,000 water systems surveyed in the study by the Environmental Working Group (EWG) between 2021 and 2023, there were ...

GLENDIVE — While North Dakota figures out what to do with radioactive waste from oil production, a Montana operator hopes it doesn’t change a thing.

The survey found waste measuring from 5 picocuries to as high as 80 picocuries. “IHD seems to have a problem. We caught them in two inspections with different materials.

After receiving notice of a radon test from a tenant indicating the presence of radon at or in excess of 4.0 picocuries per liter of air, either the landlord shall disclose those results as required ...