The Supreme Court of Wisconsin upheld the state environmental agency's decision to issue a permit to a town for a municipal well. Two groups challenged the agency's decision to issue…

A California appellate court held that the Office of Environmental Health Hazard Assessment (OEHHA) may add chemicals to California's Proposition 65 list using the methodology set forth in…

A district court held that an insurer has no duty to defend or indemnify a dry cleaner for PCE pollution stemming from repeated flooding under the terms of its insurance policy. The policy…

The Ninth Circuit held that the CAA does not preempt a local air district's adoption and enforcement of rules regulating air emissions from diesel-powered engines. CAA §209(e) expressly…

A Michigan appellate court reversed the dismissal of a property owner's trespass claim against a prior owner of the site, but upheld the dismissal of the remaining tort and state-law claims…

The Third Circuit reversed a lower court order granting an oil company's application to engage in discovery for use in an environmental class action before an Ecuadorian court under 28 U.S…

The Federal Claims court denied a mining company's motion and the government's cross-motion for summary judgment in a Fifth Amendment takings claim stemming from various CERCLA…

A district court granted in part and denied in part the government's motion to dismiss an environmental group's claims that the Bureau of Ocean Energy Management, Regulation, and…

The First Circuit upheld the dismissal of a developer's federal takings claim against two state agencies for restricting its development of a coastal residential subdivision in Rhode…

A California court ordered the California Air Resources Board to set aside its "functional equivalent document" and scoping plan to reduce greenhouse gases as it relates to cap and…