USGS raises estimates for gas, NGLs in Marcellus

08/29/2011
The Middle Devonian Marcellus shale in the US Appalachian basin contains 84 tcf of gas and 3.4 billion bbl of natural gas liquids, the US Geological Survey said Aug. 23. The assessment, couched as undiscovered, technically recoverable hydrocarbons, is far above the 2 tcf and 10 million bbl the agency gave the formation in its 2002 assessment. The USGS said the increase is due to new geologic information and engineering data on the unconventional play. "Since the 1930s, almost every well drilled through the Marcellus found noticeable quantities of natural gas," USGS said. "However, in late 2004, the Marcellus was recognized as a potential reservoir rock, instead of just a re...
read-story

Why Register?

Non-subscribers can only view whitepapers by providing name, home and email address, phone number and other information and comment on/rate articles.

Why Subscribe?

Oil & Gas Journal subscribers with login credentials can access these premium features of OGJ Online:

  • Current Issue – an html version of the current week's issue of Oil & Gas Journal.
  • Past Issues – An Electronic OGJ Archive. A keyword-searchable archive of all issues of Oil & Gas Journal dating back to 1990; also searchable by issue date.
  • Market Journal – a weekly round-up of the oil and gas markets, with observations from leading analysts.
  • Editor's Perspective – a short article of insight and opinion by the Editor of Oil & Gas Journal.
  • OGJ Industry Stats – quick access to current industry statistics from Oil & Gas Journal.
  • OGJ Survey Downloads - quick access to exclusive reports from Oil & Gas Journal.

 

Subscriber Help or Subscribe

Oil & Gas Journal Subscribers: Have your subscription number (from the mailing label on the cover of your Oil & Gas Journal) and e-mail address ready to set up your online account through Customer Service Assistant.

If you're not an Oil & Gas Journal subscriber, start a subscription and gain access to the subscriber areas of OGJ Online now.

Stay Connected