City completes $375 million Windward Oahu gravity-fed sewage tunnel
Hawaii News

City completes $375 million Windward Oahu gravity-fed sewage tunnel

The recently completed $375 million Kaneohe-Kailua Wastewater Conveyance and Treatment Facilities project, which features the state’s first gravity-fed underground sewage tunnel, is expected to lower energy costs, reduce the risk for overflows during storms, offer odor relief for Aikahi area residents and possibly provide more sewage capacity for the area. Read more

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