A Texas court, ruling on a petition for pre-suit discovery, held that it would have jurisdiction over a major oil corporation's potential lawsuit against several California cities that have filed suit against it relating to climate change. The company's potential claims would allege, among other thi...

The Federal Circuit held that the U.S. government is not liable for flood damages that property owners in the New Orleans area incurred following Hurricane Katrina. The property owners filed suit under the Tucker Act, alleging that the government's construction and operation of the Mississippi River...

A Colorado court, on motions for summary judgment, held that state and federal law preempt portions of a city ordinance concerning the regulation of oil and gas development within its boundaries. The provisions for minimum setbacks prohibit what state regulations would allow. As such, they are preem...

Pennsylvania's highest court held that the $10,000/day civil penalty under the Clean Streams Law does not apply to each day that pollutants leaked from an impoundment remain in the groundwater and then leach into other waters of the Commonwealth. The case arose after the state environmental agency a...

A district court upheld a surface coal mining permit issued to a company even though the cotenant objected to any mining on the property. The company cotenant conveyed the right to enter and surface mine coal to an affiliate, but the other cotenant did not consent to surface mining. Nevertheless, th...

In a 259-page opinion, a federal claims court held that the U.S. Army Corps of Engineers is responsible for causing recurrent flooding along the Missouri River. Farmers, landowners, and business owners filed takings claims against the government, arguing that the Corps' management of the Missouri Ri...

A Pennsylvania appellate court reversed and remanded a lower court's decision that the owner of an oil and gas company should be liable for failing to plug 47 abandoned oil and gas wells located in Erie and Crawford Counties. The state environmental agency issued an administrative order requiring th...

A district court issued a preliminary injunction enjoining California from enforcing Proposition 65’s carcinogenicity warning requirement for glyphosate. On the evidence before the court, the required warning for glyphosate does not appear to be factually accurate and uncontroversial because it co...

The U.S. Supreme Court upheld the 2014 Gun Lake Trust Land Reaffirmation Act, which reaffirmed as trust land certain property on which a Native American tribe wished to build a casino and provided that any future or pending actions relating to that land should be dismissed. Congress enacted the Gun ...

The U.S. Supreme Court, in an unsigned judgment and decree, ordered Wyoming to pay Montana $20,340 in damages, plus $67,270.87 in costs, for reducing the amount of water available in the Tongue River in violation of the Yellowstone River Compact. The Compact protects pre-1950 appropriative rights to...