INTEGRA APPOINTS AUSENCO TO LEAD DETAILED ENGINEERING AT DELAMAR, NEPA PUBLIC SCOPING PERIOD UNDERWAY
Rhea-AI Summary
Integra Resources (NYSE American: ITRG) appointed Ausenco as lead engineering partner for detailed engineering at the DeLamar gold-silver project in Idaho. Ausenco has engaged SLR Consulting for heap leach engineering, metallurgy and mine planning.
Detailed engineering is underway through Q1 2027, alongside the NEPA review, with a final EIS and ROD from the BLM anticipated in H2 2027.
Positive
- Ausenco appointed to lead detailed engineering and execution readiness at DeLamar
- SLR engaged for heap leach engineering, metallurgy and mine planning expertise
- Detailed engineering work already underway, expected to continue through Q1 2027
- Long-lead procurement activities planned from H2 2026 through 2027
- Final EIS and ROD from BLM anticipated in H2 2027 to inform construction decision
Negative
- Project construction decision dependent on receipt of final EIS and ROD in 2027
- NEPA review and public scoping introduce regulatory and stakeholder process timelines
News Market Reaction – ITRG
In the Jun 2 session, ITRG declined 1.15%, reflecting a mild negative market reaction.
Data tracked by StockTitan Argus on the day of publication.
Key Figures
Historical Context
| Date | Event | Sentiment | 24h Move | Catalyst |
|---|---|---|---|---|
| May 29 | Permitting milestone | Positive | +1.9% | BLM Notice of Intent starting NEPA review for DeLamar. |
| May 26 | Leadership additions | Positive | +2.9% | Appointment of three senior mining executives and equity awards. |
| May 13 | Tribal equity agreement | Positive | -1.8% | Equity grant to Shoshone-Paiute Tribes tied to DeLamar. |
| May 11 | Q1 2026 earnings | Positive | -1.7% | Higher revenue and earnings with elevated cash costs and AISC. |
| Apr 29 | Nevada North permitting | Positive | +2.3% | Final approval of Exploration Plan of Operations for Wildcat. |
24h Move is the share-price change in the day after each event; other market factors may also have contributed.
Recent project and permitting milestones have often seen positive price alignment, while some financing and partnership news showed divergence.
Over the last few months, Integra has advanced both permitting and corporate development. On Apr 29, it secured key NEPA approvals for the Wildcat deposit, followed by stronger Q1 2026 results reported on May 11. Subsequent announcements included a tribal equity agreement on May 13, leadership additions on May 26, and the DeLamar NEPA Notice of Intent on May 29. Today’s detailed engineering update further extends this steady DeLamar de-risking sequence.
Key Terms
heap leach technical
national environmental policy act regulatory
nepa regulatory
environmental impact statement regulatory
record of decision regulatory
notice of intent regulatory
feasibility study technical
AI-generated analysis. How Rhea-AI works. Not financial advice.
TSXV: ITR; NYSE American: ITRG
www.integraresources.com
The Company announced on May 29, 2026, that the United States Bureau of Land Management ("BLM") has published the Notice of Intent ("NOI") in the Federal Register. The publication of the NOI started the 30-day public scoping and stakeholder engagement period of the NEPA process. Concurrent with the NEPA process, Ausenco and Integra will advance detailed engineering at DeLamar, with the final Environmental Impact Statement ("EIS") and Record of Decision ("ROD") from the BLM anticipated in the second half of 2027.
"Entering the detailed engineering phase at DeLamar is a major milestone for the Company. As one of the largest and most advanced heap leach projects currently in the NEPA process, DeLamar has the potential to drive long-term economic growth and job creation in southwestern
Cliff Lafleur, Chief Operating Officer of Integra, commented: "We have assembled an experienced detailed engineering team led by Ausenco, which has a proven track record of executing similar mandates on open pit projects of this scale. Detailed engineering work is already underway and will continue through Q1 2027, with long-lead procurement activities beginning in the second half of this year and continuing through 2027. The detailed engineering, along with the expected receipt of the final EIS and ROD next year, will inform a construction decision for DeLamar."
Ausenco is a globally recognized engineering, consulting and project delivery firm with extensive experience in the design and construction of precious metals mining projects worldwide, including several recent North American gold and silver developments. Under the scope of work with Integra, Ausenco will lead detailed engineering and execution readiness activities for the Project. These activities will include engineering design advancement, procurement planning, constructability reviews, project execution planning, and support for future development activities.
SLR, which recently acquired Forte Analytical and Forte Dynamics ("Forte"), will focus on heap leach engineering, metallurgy and mine planning. SLR (Forte) prepared the technical report for DeLamar titled "Feasibility Study and Technical Report on the DeLamar Project,
About Ausenco
Ausenco is a global engineering, consulting and project delivery firm built for the minerals and metals industry. With three decades of global experience, Ausenco works alongside clients to navigate complex challenges from first study to final closure—across every phase, on five continents. Deeply rooted in the minerals and metals industry, their people combine technical depth, hands-on expertise, and hard-earned insight to deliver practical, forward-thinking solutions that reduce risk and unlock value. More information on Ausenco is available at: www.ausenco.com.
About SLR
SLR is a global leader in sustainability solutions, with a team of 5,000+ talented professionals operating from a network of offices in
About Integra Resources Corp.
Integra is a growing precious metals producer in the Great Basin of the Western United States. Integra is focused on demonstrating profitability and operational excellence at its principal operating asset, the Florida Canyon Mine, located in Nevada. In addition, Integra is committed to advancing its flagship development-stage heap leach projects: the past producing DeLamar Project located in southwestern Idaho and the Nevada North Project located in western Nevada. Integra creates sustainable value for shareholders, stakeholders, and local communities through successful mining operations, efficient project development, disciplined capital allocation, and strategic M&A, while upholding the highest industry standards for environmental, social, and governance practices.
ON BEHALF OF THE BOARD OF DIRECTORS
George Salamis
President, CEO and Director
CONTACT INFORMATION
Corporate Inquiries: ir@integraresources.com
Company website: www.integraresources.com Office phone: 1 (604) 416-0576
Forward Looking Statements
Certain information set forth in this news release contains "forward‐looking statements" and "forward‐looking information" within the meaning of applicable Canadian securities legislation and in applicable United States securities law (referred to herein as forward‐looking statements). Forward-looking statements are often identified by the use of words such as "may", "will", "could", "would", "anticipate", "believe", "expect", "intend", "potential", "estimate", "budget", "scheduled", "plans", "planned", "forecasts", "goals" and similar expressions. Except for statements of historical fact, certain information contained herein constitutes forward‐looking statements which includes, but is not limited to, statements with respect to: the completion and expected timing of the EIS and ROD; the potential benefits of the appointment of Ausenco and SLR; the Company's plans, objectives and expectations in respect of its projects; and the future financial or operating performance of the Company.
Forward-looking statements are based on a number of factors and assumptions made by management and considered reasonable at the time such statement was made. Assumptions and factors include: the Company's ability to complete its planned exploration and development programs; the absence of adverse conditions at the Company's mineral properties including absence of any equipment or infrastructure failures; no unforeseen operational delays; no material delays in obtaining necessary permits; results of independent engineer technical reviews; the possibility of cost overruns and unanticipated costs and expenses; the price of gold remaining at levels that continue to render the Company's mineral properties economic; the Company's ability to continue raising necessary capital to finance operations; and the ability to realize on the mineral resource and reserve estimates. Forward‐looking statements necessarily involve known and unknown risks and uncertainties, which may cause actual performance and financial results in future periods to differ materially from any projections of future performance or result expressed or implied by such forward‐looking statements. These risks and uncertainties include, but are not limited to: general business, economic and competitive uncertainties; the actual results of current and future exploration activities; conclusions of economic evaluations; meeting various expected cost estimates; benefits of certain technology usage; changes in project parameters and/or economic assessments as plans continue to be refined; future prices of metals; possible variations of mineral grade or recovery rates; the risk that actual costs may exceed estimated costs; geological, mining and exploration technical problems; failure of plant, equipment or processes to operate as anticipated; accidents, labor disputes and other risks of the mining industry; delays in obtaining governmental approvals or financing; risks related to local communities; the speculative nature of mineral exploration and development (including the risks of obtaining necessary licenses, permits and approvals from government authorities); title to properties; and other factors beyond the Company's control and as well as those factors included herein and elsewhere in the Company's public disclosure. Although the Company has attempted to identify important factors that could cause actual actions, events or results to differ materially from those described in the forward-looking statements, there may be other factors that cause actions, events or results not to be as anticipated, estimated or intended. Readers are advised to study and consider risk factors disclosed in Integra's Annual Information Form dated March 24, 2026 for the fiscal year ended December 31, 2025, which is available on the SEDAR+ issuer profile for the Company at www.sedarplus.ca and available as Exhibit 99.1 to Integra's Form 40-F, which is available on the EDGAR profile for the Company at www.sec.gov.
Investors are cautioned not to put undue reliance on forward-looking statements. The forward-looking statements contained herein are made as of the date of this news release and, accordingly, are subject to change after such date. The Company disclaims any intent or obligation to update publicly or otherwise revise any forward-looking statements or the foregoing list of assumptions or factors, whether as a result of new information, future events or otherwise, except in accordance with applicable securities laws. Investors are urged to read the Company's filings with Canadian securities regulatory agencies, which can be viewed online under the Company's profile on SEDAR+ at www.sedarplus.ca.
Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.
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SOURCE Integra Resources Corp.