Request for Information Global Navigation Satellite System (GNSS) Receivers This sources sought announcement is not a request for quote or proposal and the Government is not committed to award a purchase order or contract pursuant to this announcement. The information resulting from this market research is simply for planning purposes to assist the Government in determining its acquisition strategy. The Government will not pay for any costs incurred in the preparation of information for responding to this notice. The U.S. Geological Survey (USGS) is conducting market research to determine the availability of a qualified business that can provide high-precision, multi-frequency global navigation satellite system (GNSS) receivers in accordance with the attached technical specifications (undergoing development, 7 pages) for monitoring surface deformation and detecting ground motions (both small and large) to assess critical hazards to public safety over time scales spanning seconds to years. The North American Industry Classification System (NAICS) code NAICS 334511, Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing, associated size standard of 1350 employees applies to this announcement. All responsible sources may submit a capability statement and relevant literature detailing the ability of fully meeting the requirement as described in the attached technical specifications. All responses shall be limited to 10 pages. Responses to this announcement shall only be accepted through email to Contracting Officer Joahnne Ongjoco at Joahnne_Ongjoco@ios.doi.gov and must be uploaded and received in their entirety no later than July 6, 2026 at 1700 hours Eastern Time. Responses submitted by hardcopy, or the SAM web portal shall not be accepted or considered.