Resource Estimate
Noble Plains Uranium Files NI 43-101 Technical Report on Maiden Resource at Duck Creek, Wyoming
Noble Plains files its maiden NI 43-101 resource at the Duck Creek deposit, solidifying its position in the Powder River Basin ISR play.

Executive Summary
- Noble Plains Uranium filed its NI 43-101 Technical Report on June 4, 2026, detailing the maiden mineral resource for its flagship Duck Creek project in Wyoming.
- The resource comprises 5.32 million pounds of U3O8 in the Indicated category and 1.04 million pounds in the Inferred category.
- The estimate exceeds the company's prior exploration targets on both grade and grade-thickness metrics.
- Approximately 2.75 miles of the mineralized trend remains undrilled, with a conceptual exploration target outlined for future conversion.
- The company plans a 2026 drill program to convert the exploration target to measured/inferred resources and extend the strike length.
Material Impact
- The filing is a standard regulatory follow-up to the maiden resource announcement made on April 23, 2026.
- It confirms the geological data and validates management's execution but introduces no new material upside or financial changes.
- The market had already priced in the resource delivery based on the April announcement and subsequent drill results.
- The news is expected, incremental, and serves to finalize the technical documentation for investors and regulators.
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Company Overview
- Noble Plains Uranium Corp. is a junior exploration company focused on acquiring and advancing brownfield uranium assets in Wyoming's premier ISR basins.
- Flagship Project: Duck Creek, located in the Powder River Basin. It features a 5.25-mile roll-front trend with historic drilling and is flanked by major producers Cameco and Uranium Energy Corp.
- Secondary Project: Shirley Central in the Shirley Basin, adjacent to Ur-Energy's ISR facility, leveraging AI to digitize historic data for rapid resource definition.
- Strategy: Leverage historical data to minimize exploration risk, fast-track permitting, and deliver compliant resources efficiently.
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Jul 09, 2026 · 08:49