Hydrogeological assessment, well design and well drilling preparation assistance in the Sanpoil River Valley near Louie Creek

The Confederated Tribes of the Colville Reservation are seeking a qualified consultant to conduct a hydrogeological assessment, develop well‑design specifications, and assist with the preparation of a well‑drilling procurement package for a site in the Sanpoil River Valley (Louie Creek property). The effort includes desktop data review, a preliminary conceptual model, detailed well‑design schematics, cost estimating, and a framework for subsequent well‑testing and monitoring. The contractor will also support the Tribe in identifying and evaluating drilling contractors and preparing the related solicitation documents. The work must be completed within a three‑month window (May 9 – Aug 9 2026). • Deliver a technical memorandum summarizing existing hydrogeologic data, conceptual site model, and well‑siting recommendations. • Produce a comprehensive well‑design report with schematics, drilling method recommendations, specifications, cost estimate, and schedule. • Assist the Tribe in drafting the drilling RFP, identifying potential driller candidates, and evaluating their proposals. • Develop a monitoring‑framework document for future well‑testing activities. • Provide all reports and data to the Tribe; the Tribe retains ownership of deliverables.