Seeking to understand whether the Wolfcamp play could be extended outside the Midland Basin, TriGeo Energy conducted an integrated geological evaluation of its acreage on the Eastern Shelf. This image shows Midland Basin petroleum plays in relation to TriGeo's acreage position in Sterling County, Tx. The yellow denotes the locations of two 3-D seismic survey volumes over the company's acreage, while the dashed blue line shows the Wolfcamp play's industry-defined extent. 40 THE AMERICAN OIL & GAS REPORTER