The Eleventh Circuit denied environmental groups' lawsuit challenging EPA's interim decision not to revoke Alabama's NPDES permitting authority. Alleging 26 program deficiencies, the groups petitioned EPA to begin proceedings to withdraw Alabama's authority to administer the NPDES program. EPA issue...

A district court held that the prior owner of a contaminated site is jointly and severally liable for the current owner's response costs under CERCLA §107(a). The prior owner argued that the current owner has not incurred costs that are necessary or consistent with the NCP. But there is ample uncon...

The Tenth Circuit reversed in part and affirmed in part a lower court decision holding the seller of contaminated yet commercially viable buildings liable as an arranger under CERCLA. Due to hazardous substance contamination, the buildings were under an EPA order regulating their use. The prior owne...

A district court granted in part and denied in part cross-motions for summary judgment in a CWA citizen suit alleging a cruise ship terminal and port discharged industrial stormwater runoff and other pollutants into U.S. waters without a NPDES permit. The environmental group that initiated the lawsu...

A district court held a petroleum company liable for $159.5 million in civil penalties under the CWA in connection with the 2010 Deepwater Horizon disaster. The court applied each of the CWA’s eight civil penalty factors in reaching its conclusion, with "seriousness" and "culpability" being the mo...

In an unpublished opinion, the Eleventh Circuit affirmed a lower court decision dismissing landowners' claims that a city violated the CWA and state law by failing to perform maintenance and repairs on a stream, pond, and dam located partially on their property. The city is a small municipal separat...

A district court held that an environmental group may go forward with its CWA and NEPA lawsuit against a water district, the U.S. Army Corps of Engineers, and the owner of the largest federal mitigation bank in the United States over claims that the defendants have taken actions to use and develop t...

A district court dismissed a mitigation bank owner's APA claims against the U.S. Army Corps of Engineers for requiring a CWA §404 permittee to purchase "invalid" banking credits from another mitigation bank in connection with a railroad project. The owner claimed that despite the fact that his miti...

The Federal Claims Court held that the U.S. government may not engage in discovery about oil companies' insurance policies in an underlying case concerning cleanup costs stemming from the production of high-octane aviation gas (avgas) during World War II. The Federal Circuit previously held that the...