The steep grade mellows as you curve around the base of the Tapeats Sandstone into the main river corridor ... around 9 miles with switchbacks leading down slopes of Hakatai Shale to the creek bottom.

The trail crosses Garden Creek, swings over to the west canyon wall, and contours along the shale slopes for three-quarters of a ... Salt Creek drainage and descends through the ledgy Tapeats ...

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The rankings were reshaped by the wave of mergers and acquisitions (M&A) in the shale patch in the past two years, but the Permian continues to be king, Enverus says. Supermajor ExxonMobil leads ...

Normalized concentrations of FL, DBT, and DBF (%).