On December 13, 2021, the California Office of Environmental Health Hazard Assessment (“OEHHA”) issued another notice in its efforts to amend the short-form warning regulations under the Safe Drinking Water and Toxic Enforcement Act of 1986, commonly known as Proposition…

In October 2021, the United States Environmental Protection Agency (USEPA) issued its PFAS Roadmap, establishing a comprehensive, three-year plan to address the potential risks posed by this large class of manmade compounds, often referred to as “forever chemicals.” The Roadmap…

For the past decade, environmental regulators in the United States have considered poly- and per-fluoroalkyl substances (PFAS) to be “emerging contaminants,” based on initial studies linking two of the potentially thousands of PFAS to various alleged health effects.  The October…

In May 2021, the federal Agency for Toxic Substances and Disease Registry (ATSDR) finalized a report containing toxicological profiles and associated Minimal Risk Levels (MRLs) for several perfluoroalkyls (PFAS), a family of chemicals marked by their persistence in the environment,…

If you’ve been involved with an energy project in Ohio any time in the last several decades, you may well already be familiar with the Ohio Air Quality Development Authority (OAQDA), which marks its 50th anniversary this year.[1] But…

Update 7/16/2020: On July 6, 2020, the U.S. Supreme Court significantly narrowed the scope of the District Court’s injunction by staying the order except as applied to the Keystone XL pipeline, pending resolution of the appeal before the U.S. Court…

Economic fluctuations bring about a number of difficult decisions for businesses operating in mining and energy industries in the form of staffing levels, production capacity increases or reductions, areas of expansion or contraction, supply chain challenges and overall business strategies. …