The Department of the Interior's U.S. Geological Survey awarded a $215,350.56 firm fixed-price delivery order contract to YSI Inc., doing business as Yellow Springs International, a manufacturer of water quality sampling and monitoring equipment. The contract supported the agency's water resource management, conservation, and scientific research programs by providing a variety of water quality meters, sensors, and related accessories. YSI has a history of federal contracting, including as a subcontractor to Battelle Memorial Institute and a holder of a $450,000 Blanket Purchase Agreement with the Bureau of Reclamation and a $49.6 million Indefinite Delivery Contract with the Geological Survey. This specific award did not use a set-aside designation.