How to bid on a Calcium Thiosulphate Injection System for USGS

What the agency is buying and why a vendor would care

The U.S. Geological Survey (USGS), Western Fisheries Research Center, needs a Calcium Thiosulphate Injection System, including installation. This is a small-business set-aside opportunity, meaning only small businesses can bid.

The project is subject to the availability of funds. The estimated performance period is from August 15 to November 15, 2026. This could be a good opportunity for businesses specializing in pumping equipment and plumbing fixtures.

Key dates and what happens at the deadline

All questions about this solicitation must be submitted by Tuesday, August 11, 2026, at 10:00 a.m. ET. Questions should be sent directly to [email protected].

Quotes must be submitted electronically to the Contracting Officer at [email protected]. All required quote documents must be received by Thursday, August 16, 2026, at 10:00 a.m. ET. Hardcopy or web portal submissions will not be accepted.

Who this opportunity suits

This opportunity is a small-business set-aside. It is suitable for firms in the Measuring, Dispensing, and Other Pumping Equipment Manufacturing industry, under NAICS code 333914, with a size standard of 750 employees. Businesses dealing with Plumbing Fixtures and Accessories (PSC 4510) are also relevant.

The work involves both supplying equipment and installation, so firms with capabilities in both areas are a good fit.

How to respond to this solicitation

To respond, you must email your quote to [email protected] by the deadline. Your submission must include a signed SF-18, a firm fixed price quote, technical information and specifications of your offerings, and your System for Award Management (SAM) Unique Entity Identifier (UEI).

You should also include a technical description of the items offered, sufficient to evaluate compliance with the solicitation requirements. This may involve product literature or references. Remember to state the country of manufacture for your products, as preference is given to articles manufactured in the United States.

Practical tips for preparing a competitive response

Carefully review the attached Salient Characteristics and Statement of Work to ensure your proposed system and installation fully meet all requirements. Any deviation or non-compliance should be clearly addressed.

Since quotes will be evaluated by Comparative Evaluations, provide clear and concise technical information. Highlight how your offering meets or exceeds the specified requirements. Ensure your pricing is firm and fixed, and that all required forms are accurately completed and signed.

Double-check that your SAM UEI is active and correctly included. Pay close attention to the Buy American clause (FAR 52.225-1) and clearly state the country of manufacture for your products to align with the preference for U.S.-made articles.