Y--GRCA 257282 - Replace South Rim Wastewater Treatment Plant, Grand Canyon, AZ

The Department of the Interior, through the National Park Service Denver Service Center, is soliciting proposals for the replacement of the wastewater treatment plant at South Rim Village in Grand Canyon National Park, Arizona. The project involves the construction of a new 0.65 MGD Membrane Bio-Reactor wastewater treatment plant, including site preparation, installation of process facilities, utilities, electrical and control systems, and administrative support buildings. Following the government's acceptance of the new facility, the contractor will be responsible for the complete demolition and removal of the existing infrastructure. The scope also includes a 12-month operational support period. This is a firm-fixed-price contract with an anticipated period of performance between 1,035 and 1,095 calendar days. The solicitation number has been updated from 140P2025R0093 to 140P2026R0101. Award will be based on the best value continuum trade-off process, evaluating technical capabilities, past performance, and price. Prospective offerors must be registered in the System for Award Management with a Unique Entity ID and must be capable of providing bid, performance, and payment bonds. The project falls under NAICS code 221320 and is currently designated as having no set-aside.