Drilling confirms radar-mapped atmospheric seepage anomalies

10/16/2006
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...
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