Case: Idaho Conservation League, Idaho Rivers United, Save the South Fork Salmon, and Earthworks v. Idaho Department of Environmental Quality

February 27, 2026 — Representing Idaho Conservation League, Idaho Rivers United, Earthworks, and Save the South Fork Salmon, Advocates for the West along with co-counsel at the Western Environmental Law Center filed a petition for review with the Idaho Department of Environmental Quality (DEQ) challenging a permit the agency issued early this year to Perpetua […]

Case: Center for Biological Diversity, Gallatin Wildlife Association, Great Old Broads for Wilderness, Rocky Mountain Wild, Sierra Club, Western Watersheds Project, and WildEarth Guardians vs. Bureau of Land Management

March 2, 2026 — Advocates for the West and our conservation partners sued the Bureau of Land Management to challenge its final plans governing greater sage-grouse management across 71 million acres of federal public lands in nine Western states. The lawsuit covers the dwindling species’ habitat in Montana, Idaho, Colorado, North Dakota, South Dakota, Nevada, […]

Case: Conserve Southwest Utah, Conservation Lands Foundation, Center for Biological Diversity, Southern Utah Wilderness Alliance, The Wilderness Society, WildEarth Guardians vs. U.S. Department of the Interior, et al.

July 23, 2026 — Advocates for the West filed our opening summary judgment brief in this case. May 11, 2026 — Advocates for the West and our partners amended our February lawsuit over the Bureau of Land Management (BLM) and U.S. Fish and Wildlife Service’s failure to adequately protect the threatened Mojave desert tortoise when […]

Case: N/A

December 23, 2025 — Representing Idaho Conservation League, Advocates for the West sent a 60-day Notice of Intent to Sue over Clean Water Act (CWA) violations to Tricore Investments, LLC and company associates for unlawfully excavating a channel in the Coolin Wetlands on the south shore of Priest Lake in northern Idaho. The notice letter stems […]

Case: Center for Biological Diversity and Idaho Conservation League v. U.S. Fish and Wildlife Service; U.S. Army Corps of Engineers

December 23, 2025 — In response to our litigation, the U.S. Army Corps of Engineers ordered the Idaho Club to stop construction on a commercial marina and lakeside housing development at the mouth of Trestle Creek on Lake Pend Oreille. The Corps’ permit authorized marina construction only after completion of the planned reroute of Trestle […]

Case: Daniel Torongo and BlueRibbon Coalition, Inc. v. Douglas Burgum; Bureau of Land Management; and the United States Department of the Interior

March 3, 2026 — A district court judge approved nine organizations’ request to intervene in a lawsuit to defend California’s Chuckwalla National Monument. The intervening organizations include CactusToCloud Institute, California Native Plant Society, CalWild, Center for Biological Diversity, Conservation Lands Foundation, the National Parks Conservation Association, Sierra Club, Vet Voice Foundation, and The Wilderness Society. […]

Case: Save the South Fork Salmon, Idaho Conservation League, Idaho Rivers United, Earthworks, Center for Biological Diversity, and American Rivers v. U.S. Forest Service, et al.

August 25, 2026 — Advocates for the West and our partners filed an appeal seeking to reverse federal agencies’ unlawful approval of the Stibnite Gold Project and halt Perpetua Resources’ initial mine construction. The proposed open-pit cyanide leach gold mine would jeopardize public health and clean water, harm threatened species and permanently scar thousands of […]

Case: Idaho Conservation League, Idaho Rivers United, Save the South Fork Salmon, and Earthworks v. Idaho Department of Environmental Quality

August 7, 2026 — Advocates for the West filed our opening brief in this matter challenging a Clean Water Act Section 401 water quality certification issued by the Idaho Department of Environmental Quality. In May 2026, we filed an amended appeal of a water pollution permit issued under Section 401 of the federal Clean Water […]

Case: Public Employees for Environmental Responsibility and Western Watersheds Project v. Debra Haaland, Tracy Stone-Manning, and U.S. Bureau of Land Management

September 13, 2023 — Advocates for the West filed suit in the U.S. District Court for the District of Columbia against the Bureau of Land Management (BLM) for its failure to abide by the Federal Land Policy and Management Act to determine the prioritization and timing of environmental analyses for livestock grazing allotments on public […]

Case: Idaho Conservation League v. U.S. Silver

March 30, 2023 — Representing the Idaho Conservation League (ICL), Advocates for the West filed a Clean Water Act (CWA) citizen enforcement suit against mining company U.S. Silver for unlawful discharges of arsenic, lead, and other pollutants at the Galena Complex Mine in north Idaho. The pollution into the South Fork Coeur d’Alene River and […]