Okanogan Soil Remediation Pilot Project

The Washington State Department of Commerce seeks a single contractor to design and implement a pilot‑scale soil‑remediation project on a cannabis‑farm site in Okanogan County. The work focuses on DDT/DDE contamination, requires selection of one of four approved remediation alternatives, and must meet all state and federal environmental statutes, including SEPA, SWPPP, waste‑handling, and cultural‑resource protections. • Remediate ≤ 50 acres serving at least ten cannabis producers, using a chosen alternative (capping‑in‑place, soil removal, consolidation, or containerization). • Deliver a detailed compliance plan (permits, storm‑water, health‑and‑safety, archaeological) and a producer‑engagement plan; report status by 30 June 2027. • Contract value capped at $3.88 M; payment is milestone‑based with no advance payments; award anticipated 22 Sept 2026 with performance through 30 Jun 2027.