The Fourth Circuit affirmed a lower court decision allocating response costs to various PRPs in connection with the cleanup of hazardous substances at a former fertilizer manufacturing site in Charleston, South Carolina. After incurring response costs, the current owner of a portion of the site brou...

The Eighth Circuit vacated two EPA letters announcing new legislative rules for water treatment processes at municipally owned sewer system. EPA admitted it did not engage in notice and comment procedures, but it insisted there has been no procedural impropriety because the letters should be conside...

A district court held that the U.S. Army Corps of Engineers violated the CWA and NEPA when it issued a §404 permit allowing a mining company to permanently fill 11,194 linear feet of streams in Boone County, West Virginia. The court previously issued a remand order requiring the Corps to: (1) re-is...

A district court dismissed CWA claims brought by an environmental group seeking to compel an electric company to obtain NPDES permits for its facilities. The group alleged that activities conducted at the facilities and the materials stored there contaminate stormwater discharged from the sites. Whi...

A district court held that genuine issues of material fact preclude a grant of summary judgment in a petroleum distributor's contribution claim against an oil company for costs incurred cleaning up hazardous substance contamination at a gas station and bulk petroleum storage plant formerly leased by...

A district court stayed a bankrupt mining company's contribution claims against various defendants for response costs and natural resource damages incurred in connection with the Tri-States Mining District until the amount of total liabilities are determined. The Tri-States area, where lead and zinc...

The First Circuit held that a lower court erred in dismissing a landowner's CWA citizen suit for lack of proper pre-suit notice. The landowner filed suit against the neighboring property owner—an automobile salvage and recycling business—for discharging pollutants into U.S. waters without a vali...

The U.S. Supreme Court held that stormwater runoff from logging roads that is collected by and then discharged from a system of ditches, culverts, and channels is not a point source discharge for which an NPDES permit is required. An environmental group filed suit claiming that the Oregon forestry d...

The Ninth Circuit upheld the dismissal of an insurance company's subrogation suit for recovery of insurance payments made to its insured for environmental response costs the insured incurred cleaning up pollutants released on its property. The company claimed that the defendants should be held joint...