Aquatic Vegetation and Algae Control Services for

Background
The Bureau of Indian Affairs (BIA) is seeking services for aquatic vegetation and algae control for the Flathead Indian Irrigation Project (FIIP). The goal of this contract is to maintain hydraulic capacity, ensure reliable water delivery, and support safe and efficient irrigation system operations across approximately 1,300 miles of canals, laterals, and drains in the Saint Ignatius, Montana region.

Work Details
The Contractor shall provide all labor, supervision, equipment, transportation, materials, herbicides, algaecides, and incidentals necessary for aquatic vegetation and algae control within FIIP water conveyance systems. Tasks include:
- Identification of submerged vegetation and algae.
- Application of FIIP-approved aquatic herbicides using metered injection, drip, and spot treatments.
- Monitoring treatment effectiveness and performing retreatment as necessary.
- Documentation and mapping of all treatment activities.
- Compliance with Federal, Tribal, State of Montana, and local requirements including EPA label requirements.
- The Contractor must supply all chemicals including Teton® Aquatic Herbicide & Algaecide and Copper sulfate pentahydrate.
- Ensure safety by complying with OSHA requirements and providing personal protective equipment.
- Handle hazardous materials responsibly to prevent spills or damage to the environment.

Period of Performance
The contract will be performed from July 27, 2026 to October 30, 2026.

Place of Performance
Services will be provided at various locations throughout the Flathead Indian Irrigation Project area in Saint Ignatius, Montana.

Bidder Requirements
This procurement is set aside 100% for Indian Small Business Economic Enterprises (ISBEE). Bidders must have a current Montana aquatic pesticide applicator license and demonstrate at least five years of experience in aquatic herbicide and algaecide application. Contractors must also possess equipment capable of metered injection systems and flow-adjustable pumps.