Opportunity
SAM #140G0126R0005
USGS Sole Source IDIQ Contract Award to YSI, Inc. for Hydrologic Instruments and Services
Buyer
USGS Office of Acquisition and Grants
Posted
June 02, 2026
Identifier
140G0126R0005
NAICS
334513, 334511
This notice details the USGS's justification for awarding a sole source Indefinite Delivery/Indefinite Quantity (IDIQ) contract to YSI, Inc. for hydrologic instruments and related services. - Sole source IDIQ contract awarded to YSI, Inc. for hydrologic instrumentation - Supports longstanding YSI systems used by federal, tribal, state, and local agencies - Estimated contract value: $34.6 million over five years - Products and services include: - Multiparameter water quality sondes and sensors (SDI-12 interfaces, internal memory, battery compartments, interchangeable sensors) - Non-contact water level radar systems (SDI-12 interfaces) - Non-submersible bubbler systems (SDI-12 interfaces, integrated pressure sensors) - Rain gauges (SDI-12 interfaces) - Acoustic Doppler water velocity systems (side-mounted profilers, ADCPs, wading discharge velocimeters, handheld controllers) - ADCP flotation systems - Sensor cabling options - Repair, maintenance, and calibration services for YSI instruments - All parts must be fully compatible with YSI environmental data collection systems - Place of performance and contracting office: USGS Office of Acquisition and Grants, Reston, VA 20192
Description
U.S. Geological Survey (USGS) Hydrological Instrumentation Facility (HIF) Indefinite Quantity Contract - Justification for Other than Full and Open Competition posting in accordance with Revolutionary FAR Overhaul (RFO) 6.301(b)