By Kayla Desroches, Yellowstone Public Radio
Kayla Desroches / Yellowstone Public Radio. Westmoreland sign is pictured in front of blue skies.
The Supreme Court decision earlier this month affirmed a lower court’s ruling that the expansion at Westmoreland’s Rosebud Mine could damage a nearby watershed by piling onto past impacts and increasing how long pollution remains.
Anne Hedges is with the Montana Environmental Information Center, one of the advocacy groups to sue and said that, “the final agency action disregarded the fact that water quality in the area is already impaired for salts.”