A district court denied environmental groups' motion for summary judgment in a challenge to two mining-related rules issued by BLM. The groups argued that the 2008 Mining Claim Rule violated the General Mining Law and FLPMA by improperly restricting the application of FLPMA's fair market-value manda...

A district court struck down BLM's 2016 rule promulgating new regulations to reduce natural gas waste during oil and gas production activities on federal land and Indian leases. States argued that the rule exceeded BLM's statutory authority and was otherwise arbitrary and capricious. The court found...

A district court denied mine owners' motion to dismiss a lawsuit alleging they were in violation of their NPDES permit. A conservation group and the state of Washington argued that the owners had violated the terms of their permit by discharging pollutants in excess of average monthly effluent limit...

A district court vacated EPA's 2019 determination that found no jurisdictional waters under the CWA at a salt production complex bordering the southwestern San Francisco Bay. The Agency argued that the CWA did not apply to the complex because it was converted to salt ponds prior to the Act's passage...

The Illinois Supreme Court dismissed a lawsuit concerning the city of Chicago's replacement of water meters and water main pipes as well as the partial replacement of lead service lines that run between water mains and residences throughout the city. City residents brought a negligence claim against...

The Tenth Circuit held, 2-1, that a sovereign must affirmatively act to extinguish aboriginal water rights in a lawsuit concerning water rights of the Pueblos of Jemez, Santa Ana, and Zia in the Jemez River Basin in New Mexico. The district court had concluded that the Pueblos' water rights were ext...