The U.S. Fish and Wildlife Service seeks a small business contractor to replace a pump and associated piping at the Flint Hills National Wildlife Refuge in Hartford, Kansas. The project budget is estimated between $100,000 and $350,000, with a 90-day performance period after the notice to proceed. Work includes providing all labor, equipment, and materials per the Statement of Work. Award will be a firm fixed-price contract based on technical approach, past performance, and price. Contractors must be registered in SAM.gov to participate.