Indian Small Business Economic Enterprise (ISBEE) Set-Aside (specific to Department of Interior and Indian Health Services)

This is a pre-solicitation notice for a firm-fixed-price environmental cleanup contract at the Hidden Hill Mine site within the Mojave National Preserve in California. The work involves excavating and disposing of approximately 150 tons of contaminated material and preparing various post-award plans. The project is set aside for Indian Small Business Economic Enterprises (ISBEEs) and has an estimated magnitude below the Simplified Acquisition Threshold of $350,000. A group site visit is scheduled for April 9, 2026. The full solicitation will be posted on SAM.gov on or before March 27, 2026.