Aquatic Vegetation and Algae Control Services for

The Bureau of Indian Affairs Northwest Region seeks aquatic vegetation and algae control services for the Flathead Indian Irrigation Project, with quotes due July 17, 2026 at 1700 Pacific Time. This is a 100% set-aside for Indian Small Business Economic Enterprises (ISBEEs), requiring submission of a completed Indian Economic Enterprise Representation Form certifying compliance with 25 U.S.C. 47 and DIAR Part 1480.

Place of performance is 220 Project Drive, St. Ignatius, Montana 59865. The Government contemplates awarding a firm-fixed-price purchase order with performance through October 30, 2026. Line items include treatment services across eight canal system categories (ranging from 1–10 CFS small laterals to 301–400 CFS primary conveyance canals) and delivery of 168 bags of copper sulfate crystals by July 13, 2026, with most canal treatments due by October 30, 2026. NAICS code is 541620 (Environmental Consulting Services) with a $19 million small business size standard. The PSC code is F999 (Other Environmental Services).

Work encompasses pre-treatment assessments, mechanical removal, chemical treatment, biological control methods, monitoring, documentation, post-treatment evaluation, and monthly progress reporting. Services must comply with federal, state, and tribal environmental regulations, including pesticide consultation and water quality protection. Quoters must submit two volumes: a technical proposal detailing personnel, equipment, materials, and comprehensive approach addressing all Statement of Work elements, and a firm-fixed-price proposal. Evaluation is on a Lowest Priced-Technically Acceptable (LPTA) basis, with technical acceptability determined by FIIP's assessment of the vendor's ability to meet all specification requirements. Service Contract Act prevailing wage rates apply, including health and welfare benefits of $5.55 per hour.