Benchmarking GHG emissions from cryogenic gas processing

K. Chow, Muse, Stancil & Co., Houston, Texas Greenhouse gas (GHG) emissions became a focal point in the US gas processing industry in 2009 when the US Environmental Protection Agency (EPA) proposed regulation to require the reporting of GHG emissions in the petroleum and natural gas sectors under its Subpart W rule. The EPA stated that the proposed rule would require sources above certain emissions thresholds to monitor and report emissions, and that the rule would not include the control of GHG emissions. Even so, the requirements were not straightforward, as industry operators and trade associations raised major concerns regarding the proposed rule, including emissions-monitoring met