Oil & Gas Mineral Rights and Easements in Kern County

How mineral rights get separated from the land

In California, as in most oil-producing states, land ownership can be split into two separate estates: the surface estate (the land itself) and the mineral estate (the right to extract oil, gas, and other subsurface resources). A landowner can sell, lease, or otherwise convey the mineral estate separately from the surface -- and once that happens, the split (severance) generally runs with the land indefinitely, meaning a future buyer of the surface may not automatically acquire the minerals beneath it, even generations later.

Given Kern County's more than a century of continuous oil and gas development -- across major fields including the Kern River, Elk Hills, and Midway-Sunset fields, among many others -- severed mineral estates are common here, far more so than in most California counties. A parcel's current owner may hold clean, unified surface-and-mineral title, or may hold only the surface with minerals reserved decades ago by a previous owner, oil company, or the state itself in some historical transactions.

What a severed mineral estate means for the surface owner

Under the general legal doctrine followed in California and most oil-producing states, the mineral estate is typically considered "dominant" over the surface estate for purposes of access -- meaning the holder of mineral rights generally has an implied right to use as much of the surface as reasonably necessary to explore for and extract the minerals, subject to reasonable-use and, increasingly, statutory and local setback and notice requirements. This can mean a surface owner has limited ability to prevent drilling, wellpads, access roads, or pipeline easements on their own land if the minerals were severed before their purchase.

Kern County's own zoning and oil-and-gas ordinances, along with state oversight through the California Geologic Energy Management Division (CalGEM), impose real permitting, setback, and safety requirements on new drilling -- this is not an unregulated free-for-all -- but those rules govern how extraction happens, not whether a mineral-rights holder can extract at all. If avoiding any future oil and gas activity on the property is important to you, a severed mineral estate is a serious limitation regardless of how the current zoning otherwise looks.

What to check before buying

Before buying land in Kern County, get a title search that specifically addresses mineral rights -- not just a standard ownership and lien search -- to determine whether the mineral estate is intact with the surface or has been severed, and if severed, who currently holds it and whether any active lease exists. Ask CalGEM whether any wells (active, idle, or plugged) exist on or near the parcel, and ask the Kern County Planning and Natural Resources Department what existing oil and gas permits, easements, or pipeline right-of-ways affect the property. A parcel that looks like ordinary open land can carry real, legally binding subsurface obligations that a casual inspection will not reveal.