A district court denied nonprofit groups' and EPA's cross-motions for summary judgment in a challenge to the Agency's denial of a petition to regulate the fluoridation of drinking water supplies under TSCA. The groups argued that the ingestion of fluoride posed an unreasonable risk of neurotoxic har...

A district court denied the U.S. Navy's motion to stay a lawsuit concerning the release of perfluorochemicals from naval facilities in eastern Pennsylvania. Families in neighborhoods near the facilities argued that the Navy improperly disposed of perfluorooctane sulfonate (PFOS) and perfluorooctanoi...

The Ninth Circuit reversed a district court order denying the U.S. Chemical Safety and Hazard Board's petition to enforce subpoenas issued against an oil company following an explosion and chemical release at one of its refineries. The district court found that 29 of the subpoenas were enforceable, ...

A district court denied EPA's motion to dismiss a challenge to its denial of a petition to revise reporting requirements for asbestos under the Chemical Data Reporting Rule. Health and environmental groups challenged EPA's denial of their petition under TSCA and the APA, arguing that the petition wa...

The Ninth Circuit dismissed in part, granted in part, and denied in part petitions to review EPA's 2017 Risk Evaluation Rule, which established a process for evaluating the risks of chemical substances. Environmental and health groups argued the rule violated TSCA's requirement that EPA evaluate ris...

A district court denied chemical manufacturing companies' motions to dismiss a lawsuit seeking industry funds to study the human health impacts of per- and polyfluoroalkyl substances (PFAS). An ex-firefighter argued that the companies' production of PFAS caused him to be exposed to the substances, a...

The D.C. Circuit upheld EPA's decision not to issue financial responsibility requirements for the hard-rock mining industry. Environmental groups argued the decision violated CERCLA by wrongly interpreting the term "risk" in the operative provisions as limited to the risk of taxpayer-funded response...

The D.C. Circuit upheld an EPA rule that classified as "recycled" certain hazardous material sent to a third-party reclamation facility and thus exempted the material from RCRA regulations governing discarded waste. Environmental groups argued the rule violated RCRA because material that a generator...

The Ninth Circuit reversed a district court's dismissal of a challenge to the use of lead ammunition in Kaibab National Forest. Environmental groups sought to require the U.S. Forest Service to address the use of lead ammunition by hunters in the national forest, alleging the the Service's failure t...

A California jury awarded over $2 billion in compensatory and punitive damages to two residents who claimed that the weedkiller Roundup caused their non-Hodgkin lymphoma. The jury found that the weedkiller's manufacturer was aware of the risks associated with its product and negligently failed to ad...