Kealakehe Wastewater Treatment Plant R-1 Upgrades

The County of Hawai‘i is seeking a design‑build team to upgrade the Kealakehe Wastewater Treatment Plant (KWWTP) so it can consistently produce R‑1 recycled water meeting state water‑reuse standards. The scope includes complete engineering design, permitting, construction, testing, commissioning, and limited initial operation of process improvements. The project will be awarded to a qualified “A” General Engineering Contractor and must involve a full complement of licensed specialty subcontractors. Bids are submitted electronically via OpenGov, with qualification submittals due by 2:00 pm HST on 2 Nov 2026 and a mandatory pre‑proposal conference on 7 Oct 2026.