Detachment folds and triangle zones: Unexplored hydrocarbon potential along eastern Cumberland escarpment, Tenn.

An 80 km-long unexplored subsurface detachment fold, the Eureka structure, exists in the southern Appalachian thrust belt just east of the Cumberland escarpment in eastern Tennessee.The Eureka structure involves Ordovician and older rocks that are productive elsewhere in eastern Tennessee, Kentucky, Ohio, and Virginia, and here lie within the oil-gas window.The eastern Cumberland Plateau escarpment rises 400 to 600 m at the western boundary of the Valley and Ridge in eastern Tennessee. Isolated oil and gas wells and industry seismic reflection lines provide subsurface geologic data and resolution of structural geometry beneath the escarpment.Seismic lines reveal a deep 80 km-long detachme...

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