How to bid on Inspect & Clean Water Tanks for the Department of the Interior

What the agency is buying

The Department of the Interior, National Park Service, is seeking a contractor to inspect and clean four water tanks. These tanks are located at three different sites within Crater Lake National Park in Oregon. One of these locations is only accessible by trail, meaning no vehicle access is available.

This is a 100% small business set-aside opportunity. The contract will be a firm fixed-price agreement awarded to a single contractor. Past performance will be a factor in the government's decision.

Key dates and deadlines

The solicitation was published on September 08, 2026. All quotes must be submitted by September 16, 2026, at 7:00 PM ET. It is important to submit your response before this deadline, as late submissions may not be considered.

Who this opportunity suits

This opportunity is suitable for small businesses specializing in waste management services, particularly those with experience in tank cleaning. The relevant North American Industry Classification System (NAICS) code is 562998, "All Other Miscellaneous Waste Management Services," which has a small business size standard of $16.5 million.

Firms that can handle logistics for sites with limited vehicle access, such as the trail-only location, will be well-suited for this work.

How to respond

To access the full solicitation details, click the "View original source" button. If the first click takes you to the portal's homepage, click it again to go directly to the bid. You may need to create a free account on the portal to view all the documents, though this is not always required.

The complete solicitation package includes the SF-1449 form, Attachment 1 (Terms Provisions Clauses with instructions and evaluation factors), Attachments 2a and 2b (Service Wage Rates), Attachment 4 (Forms and Provisions to Return with Quote), and Attachment 5 (Past Performance Questionnaire).

Tips for a competitive response

Carefully review all attachments, especially Attachment 1, which outlines what to include in your quote and the evaluation factors. Pay close attention to the past performance questionnaire and ensure you provide thorough and relevant information about your company's prior work.

Given the fixed-price contract, ensure your proposed price is competitive and accurately reflects all costs, including any complexities associated with the trail-only accessible site. Clearly demonstrate your capability to manage the unique access requirements for all locations within Crater Lake National Park.