Oil and gas / Mineral rights
Eagle Ford Shale and mineral rights in Atascosa County
Atascosa County is in the Eagle Ford Shale. If you buy land here, you need to know who owns the minerals underneath it.
The Eagle Ford Shale is a big oil and gas formation under Atascosa County. The Texas Railroad Commission (RRC) sets the rules for drilling and production. Its public GIS viewer and Production Data Query System let you look up wells and output by county.
In Texas, you can own the surface of land without owning what is under it. When those rights are split, it is called severance. The mineral estate wins when there is a conflict. A company with mineral rights can come onto your land to drill, build roads, and lay pipelines. They do not need your permission, as long as the work is reasonably needed. There is no state law that says they must sign a surface use agreement first — though many do.
Before you buy rural land in Atascosa County, ask a title company or attorney to check if a prior owner kept the minerals. The RRC website is the official place to look up leases, permitted wells, and operator details.
Source to confirm: RRC — Eagle Ford Shale