Non-Contact Discharge Meas. System IAW Salients

The U.S. Geological Survey Office of Acquisitions and Grants is soliciting quotes for the procurement of a non-contact discharge measurement system, specifically a Sommer RQ-30+ Discharge Sensor Base Unit with a 10-meter cable assembly. The system must be capable of measuring water velocity, water level, and computing water discharge with stringent performance specifications including water level accuracy of 0.025 mm, velocity accuracy of ±0.01 m/s, and a measurement range of 30 meters to the water surface. The Request for Quote (RFQ) 140G0126Q0059 was issued on February 24, 2026, with written quotes due on February 27, 2026 at 11:00 AM ES, and prospective contractors must submit questions to Cynthia Nicanor at cnicanor@usgs.gov before February 25, 2026 at 11:00 AM ES to receive responses. All bidders must be registered at SAM.gov to be awarded the contract, and the anticipated award date is March 31, 2026. The product is classified under NAICS code 334513 (Instruments and Related Products Manufacturing) with a size standard of 750 employees.

This acquisition is designated as a total small business set-aside, restricting competition to small business concerns meeting the applicable size standards. The contract requires delivery of one unit to the USGS Hydrologic Instrumentation Facility in Tuscaloosa, Alabama within 30 days from receipt of the purchase order, with FOB Destination pricing and payment processed through the Invoice Processing Platform system. The equipment must meet specific technical requirements including 80 GHz measurement frequency, SDI-12 interface capability, operation over a temperature range of -40 to +60 degrees Celsius, and housing in a vandalism-proof, corrosion-resistant enclosure with IP 67 ingress protection rating not exceeding 12" x 7" x 8.5" in dimensions and 12 lbs in weight. Additionally, contractors must comply with Section 508 accessibility standards for any electronic software deliverables and FISMA security requirements as specified in the solicitation documents. No incumbent contractor is identified, and no specific budget range is disclosed in the solicitation notice.