Northwire Canada EditionMonday, August 17, 2026
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Regulatory Material +

Denison Receives Final Regulatory Approval to Construct the Phoenix ISR Uranium Mine

Denison clears final federal hurdle for Phoenix mine, but a $600M price tag and legal challenges loom.

By The Northwire Desk — AI Analysis Feb 19, 2026 · 10:31 DML · 5.39 Denison Mines Corp.
Executive Summary

The most recent news release (February 19, 2026) announces that Denison Mines has received final regulatory approval from the Canadian Nuclear Safety Commission (CNSC) for the Environmental Assessment and the Licence to Prepare Site & Construct for the Phoenix In-Situ Recovery (ISR) uranium mine at the Wheeler River Project. This follows previous provincial approvals and marks the first time a uranium mine in Canada has been approved for ISR mining, as well as the first large-scale uranium mine construction approval in over 20 years.

Simultaneously, the company announced on February 17, 2026, the award of a construction management contract to Wood Canada Ltd. for a 24-month construction period. Management indicates the project remains on track for first production by mid-2028, pending a Final Investment Decision (FID).

Material Impact

The receipt of the CNSC construction license is a massive de-risking milestone. For an exploration and development company, the transition from permitting to construction is the most significant value-inflection point.

DML · Price
Company Overview

Denison Mines Corp. is a uranium exploration and development company focused on the Athabasca Basin in Saskatchewan.

Read the original news release →

More from Denison Mines Corp.

Aug 12, 2026 · 16:28

Denison’s Phoenix construction derisking and physical uranium sales fund capital expenditures without dilution.

Production / Operations Aug 04, 2026 · 08:01

Denison advances Phoenix construction and JV partner exploration at zero cost.

Drill Results Jul 28, 2026 · 06:30

Denison begins full-scale construction of Canada’s first new uranium mine in twenty years, targeting mid-2028 yellowcake production.

Production / Operations Jul 15, 2026 · 08:01

Denison’s Phoenix construction remains on track following final investment decision, while Cosa share settlement confirms joint venture execution.

M&A / Property Jul 10, 2026 · 02:04

Denison’s Phoenix ISR construction remains on track while exploration joint venture milestones continue to serve as routine catalysts for the project.

Drill Results Jul 02, 2026 · 06:30

Peter Ballantyne Cree Nation Withdraws Judicial Review and Confirms Support for the Wheeler River Project

Regulatory