Here is the opinion in El Paso Natural Gas Co. v. United States:
Briefs are here.
Comprehensive Environmental Response Compensation and Liability Act
D.C. Circuit Briefs in RCRA Claims against US in Navajo Uranium Mining Contamination
Here are the materials in El Paso Natural Gas Co. v. United States:
Materials from an earlier D.C. Circuit appeal (the Mill Tailings Act Appeal) are here.
Turtle Talk 