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El Paso, Texas v. Trump

The Fifth Circuit, 2-1, affirmed in part and reversed in part a ruling enjoining the Trump Administration from using military funds to build portions of a border wall along the U.S.-Mexico border. El Paso County and a nonprofit group argued that the president's proposed plan for funding border barri...

United States v. Sterling Centrecorp Inc.

The Ninth Circuit affirmed a lower court ruling in a lawsuit concerning the U.S. government's and California's recovery of cleanup costs from a hazardous waste spill in the Sierra Nevada foothills that released toxic amounts of arsenic into local groundwater. Plaintiffs sued the company that had acq...

Sierra Club v. Trump

The Ninth Circuit affirmed, 2-1, a ruling in a lawsuit concerning the Trump Administration's use of military construction funds to build portions of a border wall along the U.S.-Mexico border. States and an environmental group challenged the Administration's authority to divert funds appropriated fo...

Time to Rethink the Supreme Court’s Interstate Waters Jurisprudence

This October Term, the U.S. Supreme Court will be asked to weigh in on three and possibly all four of its pending original jurisdiction controversies over interstate waters. The Court’s past judgments and opinions have established little in the way of “federal common law” governing the states’ interests in shared waters. But they have established this much: these interests vest in states-as-states directly under the U.S. Constitution, even if the Court itself is reluctant to specify the interests with much precision or to enjoin violations thereof.

Breaking Precedent: SCOTUS in the Midst of a Pandemic

In County of Maui v. Hawaii Wildlife Fund, the U.S. Supreme Court held, 6-3, that the Clean Water Act requires a national pollutant discharge elimination system permit “when there is the functional equivalent of a direct discharge.” The Court also decided Atlantic Richfield Co. v. Christian, holding, 7-2, that landowners adjacent to a Superfund site were potentially responsible parties under the Comprehensive Environmental Response, Compensation, and Liability Act.

United States v. United Park City Mines Co.

The Tenth Circuit upheld a lower court ruling ordering mining and finance companies to comply with EPA's requests for information related to cleanup of a contaminated site in Utah. The companies argued that EPA exceeded its authority under CERCLA when it issued the information requests, the requests...