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Climate Change Hero

Climate Change Blog

  • 06
  • July
  • 2016


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EPA Finalizes Oil and Gas Source Definition: The Evolution of EPA’s Source Determination Rule

On May 12, 2016, EPA issued the final version of its source determination rule, defining when activities will be considered “adjacent” for purposes of major source air permitting in the upstream oil and gas sector. Under the new rule, new or modified equipment or activities are “adjacent” if they are on the same surface site or on sites that share equipment and are within one-quarter mile of each other.

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  • 13
  • June
  • 2016


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Preparing for the New Rules for Fugitive Emissions at Well Sites

On June 3, 2016 EPA published a final New Source Performance Standards (NSPS) for methane and VOC emissions from the oil and gas sector (known as “Quad Oa”). This is the second in a series of posts discussing the new requirements. This post outlines steps that upstream companies may want to consider now that Quad Oa is taking effect. More information about the requirements is available here.

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Margaret E. Peloso

Margaret E. Peloso Partner

Eric Groten

Eric Groten Partner

George C. Hopkins

George C. Hopkins Partner

Michael B. Wigmore

Michael B. Wigmore Partner

Mattew T. Dobbins

Matthew Dobbins Senior Associate

Tyler E. Robinson

Tyler E. Robinson Senior Associate

Theresa Romanosky

Theresa Romanosky Senior Associate

Brandon M. Tuck

Brandon M. Tuck Senior Associate