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Butte Reduction Works Phase II Demolition

The week of February 2, 2026, Atlantic Richfield will be starting the Butte Reduction Works (BRW) Phase II Demolition work. This phase will be completed in approximately three months. This work will be conducted to support remediation of BRW and subsequent...

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Waste Rock Dump Remedial Activities

Jun 29, 2026

Remediation construction activities at BRES No. 158 – Waste Rock Dump are anticipated to begin on Monday July 7, 2026. Construction activity will typically be Monday-Thursday 7:00 am – 5:00 pm throughout July. Reclamation will include site capping, stormwater capture, and vegetation improvements.

UR-158 RA Remediation sign – Pioneer Technical (6.16.26)