enCore Energy has acquired a 5,900-acre parcel of private land adjacent to its Alta Mesa uranium project in Texas, US.

This Tacubaya property, situated adjacent to the project’s well fields and central processing plant (CPP), is expected to supply additional feed and extend the project’s operational longevity.

The Alta Mesa uranium project is a joint venture (JV) between enCore Energy, holding a 70% stake, and Boss Energy, with a 30% interest.

The latest acquisition includes more than 5,900 acres of mineral and surface leases from private parties.

Uranium mineralisation at Tacubaya is present in roll fronts within the Goliad Formation, similar to the Alta Mesa uranium project.

To fully explore and delineate the uranium mineralisation on Tacubaya, additional exploration including a 200-hole drilling programme is planned.

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This programme is set to commence in October 2025 with two drilling rigs, with the intention of adding another two as the exploration advances.

The Alta Mesa project currently hosts a fully licensed in situ recovery (ISR) CPP and well field, spread out on more than 200,000 acres of private land.

The CPP has an annual operating capacity of 1.5 million pounds of uranium, with an additional drying capacity of 500,000 pounds.

Utilising ISR technology, the project extracts uranium using natural groundwater and oxygen in a non-invasive process.

As part of the project’s ongoing development, oxygenated water circulation within the well field is maintained, feeding directly into the primary pipelines of the Alta Mesa CPP.

The expansion of the wellfield is set to continue, with expectations of steadily increasing extraction as the project progresses through 2025 and beyond.

enCore Energy executive chairman William M. Sheriff said: “On behalf of the Board, I extend our congratulations to our land department, which worked for many months to assemble this strategic land acquisition that significantly expands the Alta Mesa Uranium Project.

“The compelling geology and location, immediately adjacent to, and on-trend with, our active and past well fields make this a key acquisition for enCore. We will begin an aggressive exploration programme, following up on mineralisation discovered by Chevron in the late 1970s, which lies along projected trends extending from several of the well fields at Alta Mesa.”

In May, enCore Energy received approval for the Upper Spring Creek ISR uranium project in the southern part of Texas.

This approval from the Texas Commission on Environmental Quality falls under the existing radioactive materials licence, allowing enCore to manage radioactive materials including uranium within the Upper Spring Creek project’s Brown Area.

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