Drilling confirms radar-mapped atmospheric seepage anomalies

This article will discuss three types of atmospheric seepage anomaly (ASA).Pickett’s Ridge is an Eocene Yegua (8,500 ft) ASA that demonstrates that atmospheric seepage anomalies disappear with production, reflecting the response to a changing subsurface accumulation.Sand Ridge is an Eocene Wilcox formation ASA at a depth of 12,000 ft. It is an example of a deeper trap that was recognized and differentiated from an overlying, existing Yegua field using the ASA. Click here to enlarge imageJones, the third ASA, at about 7,600 ft, was mapped as one seepage anomaly but reflects two adjacent gas sands. The locations of these three ASAs are shown on Fig. 1 along with the three ASAs presen...

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