The court denies in part and grants in part the U.S. Environmental Protection Agency's (EPA's) petition for rehearing of a decision holding that EPA's revised national ambient air quality standards (NAAQS) for ozone were not based on intelligible principles in the Clean Air Act (CAA) for setting suc...

The Sixth Circuit affirms a district court judgment upholding the Interior Board of Land Appeals' (IBLA's) decision that a mining company violated federal Surface Mining Control and Reclamation Act (SMCRA) regulations requiring the elimination of cliff-like rock walls known as "highwalls" at its sur...

The court holds that the citizen suit provision of the Surface Mining Control and Reclamation Act (SMCRA), §520(f), provides a federal cause of action for the recovery of damages resulting from violation of state regulations that are a part of the state's surface coal mining and reclamation regulat...

The court holds that the U.S. Department of Energy (DOE) fulfilled its statutory obligations under the Nuclear Waste Policy Act (NWPA) to ensure that Nevada had sufficient funds enabling it to perform essential nuclear waste dump oversight activities at Yucca Mountain, Nevada. The court first holds ...

The court upholds a U.S. Department of Interior Board of Land Appeals (IBLA) determination that a company's failure to file a stipulation of entry rendered its mining claims null and void ab initio. When the Secretary of the Interior opened certain lands to mining claims in 1954, he required that a ...

The court holds unripe for review the Interior Board of Land Appeals' (IBLA's) ruling that the Office of Surface Mining Reclamation and Enforcement (OSM) lacks jurisdiction to order a mining company to reduce acid mine drainage seeping from a mining operation in West Virginia. The IBLA ruled that th...

The court holds that Eleventh Amendment sovereign immunity bars an environmental group's suit against a state environmental agency challenging the U.S. Fish and Wildlife Service's grant of a migratory bird depredation permit to the state agency. The court first holds that the state environmental age...

The court holds that the doctrine of sovereign immunity bars citizens from bringing suit against West Virginia state officials in federal court to enjoin the state from granting mountaintop mining permits. Citizens brought suit against the state officials alleging that in granting mountaintop coal m...

The court holds that the Eleventh Amendment bars all but two claims brought by citizen groups in federal court against a state official accused of failing to implement, administer, enforce, and maintain a federally approved state coal mining program under the Surface Mining Control and Reclamation A...

The court holds that the Secretary of the Pennsylvania Department of Transportation and the Secretary of the Pennsylvania Department of Environmental Protection violated the Clean Air Act (CAA) by failing to implement state implementation plan (SIP)-required emission standards for the state's enhanc...