The U.S. Geological Survey requires maintenance and repair of hydrological equipment, with repaired items to be delivered to Tuscaloosa, Alabama. The contract period runs from July 22, 2026, to July 21, 2027, with four optional renewal years. This opportunity is a total small business set-aside under NAICS code 811210, with a $34 million size standard. No specific budget amount is provided. Vendors must be registered in SAM.gov to be eligible for award.