The court dismisses as moot an appeal from district court decisions dismissing a citizen suit under the Federal Water Pollution Control Act (FWPCA) and denying citizen intervention in a subsequent federal enforcement suit, but notes that the citizen suit was neither barred by the government enforcem...

The court upholds the Environmental Protection Agency's inclusion of sites at which mining wastes and power plant fly ash were disposed, as well as inactive uranium mills licensed by states, on the national priorities list (NPL) under the Comprehensive Environmental Response, Compensation, and Liabi...

The court holds that challenges to the Environmental Protection Agency's (EPA's) hazard ranking system (HRS) were ripe during the statutory review period, and that in the alternative, the HRS is reasonable and consistent with the Comprehensive Environmental Response, Compensation, and Liability Act ...

The court upholds the district court's award of attorney fees under Clean Air Act §304(d) to an environmental group that won substantial relief in litigation to enforce a consent decree requiring implementation of Pennsylvania's automobile emission inspection and maintenance program. The court hold...

The court holds that contribution is available for parties found jointly liable under §107 of the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA). The court first rules that Congress empowered the federal courts to establish a federal common law of liability under §1...

The court holds that appellee, corporate owner of a shopping mall that joined a Federal Water Pollution Control Act (FWPCA) §505 citizen suit but sought relief only for aesthetic injuries and damages under pendent tort claims, lacked standing and thus is not entitled to attorneys fees and costs und...

In a Federal Water Pollution Control Act (FWPCA) citizen suit seeking civil penalties against defendant for violations of its national pollutant discharge elimination system permit, the court assesses a large civil penalty after ruling that an organization need not identify injured members to have s...

The court rules that the Atomic Energy Act (AEA) preempts a state law injunction requiring the removal of inseparable radioactive and nonradioactive materials in order to alleviate nonradioactive harm. The court first holds that the district court's refusal to grant an injunction ordering the remova...

The court holds that civil penalties assessed against a debtor in possession for postpetition violations of the Surface Mining Control and Reclamation Act are allowable as an administrative expense of preserving the estate under §§57(j) and 64(a) of the old Bankruptcy Act. The court holds that §5...

The court dismisses plaintiff's action to preliminarily enjoin for due process violations: (1) Environmental Protection Agency (EPA) issuance of an administrative monitoring order, pursuant to §3013 of the Resource Conservation and Recovery Act (RCRA) at a hazardous waste landfill; (2) EPA monitori...