Completed Wells & Permits

Railroad Commission Records/Operator Outlook

The Eagle Ford Shale came late to the shale play movement, but it played a big part in Texas oil production history as the source rock for the Austin Chalk and the supergiant East Texas Field. Recently, it took its place among major plays as both source and reservoir.

The Cretaceous shale extends from the Mexican border to East Texas in an irregular path roughly 50 miles wide and 400 miles long bounded by the Austin Chalk above and the ...