The Southern Utah Wilderness Alliance renewed its legal battle Thursday against a pending potash mine in Millard County.

The Bureau of Land Management approved Peak Minerals’ plans to start extracting from brine beneath the crust of Sevier Dry Lake in June. But the project has moved in fits and starts. Companies have tried to mine the lake since at least 2009.

SUWA first sued over the potash extraction plans in 2023, after BLM gave the go-ahead for Peak Minerals to mine around 125,000 acres of the dry lake in 2019. The group asserted the federal agency’s decision violated the National Environmental Policy Act, or NEPA, because the decision did not consider the full range of environmental impacts, or alternatives that would result in less ecological damage.

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