Wastewater Treatment Plant Operator for Yosemite National Park Amendment 002 is to add attachment 004, Contractor Questions and Answers, and to extend the closing date to 8/18/2026 at 5 pm PT.

Wastewater Treatment Plant Operator for Yosemite National Park Amendment 001 is to extend closing date to 8/17/2026 at 5 pm PT.

The National Park Service requires wastewater treatment services in support of Yosemite National Park. This is a 100% total small business set-aside, with a single firm-fixed-price contract anticipated. The NAICS code is 221320 with a $35 million size standard. Offers will be evaluated on price, technical factors, and past performance. The work will be performed at Yosemite National Park.