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Silicosis, an occupational lung disease caused by inhalation of crystalline silica dust, can be traced back to ancient Greeks and Romans. In the early 18th century, the noted Italian physician Bernardino Ramazzini observed sand-like substances in the...

By Walter J. Andrews, Michael S. Levine, and Jennifer E. White, Hunton & Williams LLP Hydraulic fracturing (“fracking”) continues to be a controversial means of energy production. Despite refined fracking techniques and successful...

The EPA recently initiated a process that may result in the first federal regulation of chemicals used in fracking, a drilling technique that has significantly enhanced energy production and development in the United States. In a response to a citizen...

By Lori A. Dawkins, Member, and Devin C. Daines, Associate The results and impacts of Colorado’s recent elections were widely regarded as positive by those in the energy industry. By narrowly winning a second term, Governor John Hickenlooper...

President Obama and the U.S. Environmental Protection Agency (EPA) today announced the issuance of the long-anticipated Federal Clean Power Plan, which regulates emission to the atmosphere of carbon dioxide (CO 2 ) from existing fossil fuel-fired electric...

By Michael T. Altvater The Ohio Supreme Court scheduled oral argument in two significant Dormant Mineral Act (“DMA”) cases. Oral argument has been scheduled on Corban v. Chesapeake Exploration, L.L.C. for May 6, 2015. As previously reported...

By Stephen L. Miller On August 3, 2015, President Obama and EPA Administrator McCarthy released the agency’s Clean Power Plan , regulations designed to significantly reduce CO 2 emissions from power plants, as well as promoting low-emitting power...

By Steven B. Silverman [On Feb. 17], the Pennsylvania Supreme Court issued Harrison v. Cabot Oil & Gas Corp. , a significant opinion in which the Court refused to apply equitable tolling principles that other oil and gas jurisdictions have adopted...

Introduction On August 13, 2015, a Federal Energy Regulatory Commission (“ FERC ” or “ Commission ”) Administrative Law Judge (“ ALJ ”) issued an initial decision in which she found that BP America Inc. et al. (“...

By Matthew L. Lambach | In the case titled Mason v. Range Res.-Appalachia LLC (2015 U.S. Dist. LEXIS 97471), the United States District Court for the Western District of Pennsylvania recently held that a 1961 oil and gas lease remained in effect pursuant...

Perhaps no topic in energy and environmental law has been more controversial than the extraction of shale oil and gas from rock formations through hydraulic fracturing or “fracking.” It is the subject of vigorous debates over its purported...

By Elena L. Rorabaugh | A Pennsylvania senate committee recently unanimously approved two bills regarding oil and gas royalty calculations. StateImpact Pennsylvania reported that Senate Bills 147 and 148 were approved by the Senate Environmental Resources...

By Armando F. Benincasa, Member The public comment period for USEPA’s Advance Notice of Proposed Rulemaking regarding hydraulic fracturing chemicals and mixtures and potential regulation pursuant to the Toxic Substances Control Act (TSCA) came...

On June 30, 2014, the New York Court of Appeals ruled that under the “Home Rule” principle, towns may ban oil and gas production activities, including but not limited to hydraulic fracturing, through the use of local zoning laws in the case...

By Michael T. Altvater Energy Transfer Partners, L.P.’s board of directors has approved the construction of a new pipeline to transport gas to markets in the United States and Canada. The pipeline’s capacity is proposed to transport 2.2...