The session is being led by the Queenstown Lakes District Council, which has released its preferred option for conveying waste from Hawea to the Albert Town pumping station.
It now wants to know what residents think about it.
The preferred option is a single 315mm diameter pipeline and a new pump station at Domain Rd, Lake Hawea.
Council staff have completed a detailed options assessment, concept designs are under way and drawings will be displayed at the library.
The pipeline will require Clutha and Hawea River bridge crossings, a carbon footprint assessment, and a concept plan for decommissioning the existing wastewater treatment A proposed solution for a new Hawea community wastewater system will be presented at a community drop›in session at the Lake Hawea Library on Saturday. plant at Lake Hawea.
The final business case will be approved by councillors later this year, with detailed designs to be finished in the 2023-2024 year.
The new system would be completed in the 2025-26 year.