Milwaukee is quietly sitting on one of the region’s biggest infrastructure decisions: several firms are vying to run the Milwaukee Metropolitan Sewerage District’s two water reclamation plants under a contract that could total as much as $700 million over the next decade. The Jones Island and South Shore facilities handle most of the region’s wastewater, produce Milorganite fertilizer and play a central role in keeping Lake Michigan and neighborhood basements from flooding during heavy storms. Whichever bidder wins will help shape daily operations, emergency response and long-term spending.
The bidding contest, detailed in a photo gallery published April 6, 2026, could be worth up to $700 million over 10 years, according to the Milwaukee Journal Sentinel. The gallery highlights plant infrastructure, and its captions note that the incumbent operator currently runs both the Jones Island and South Shore sites.
In a news post, MMSD said it has started the formal selection process for the contract that will replace the current agreement, which runs through Feb. 28, 2028, and that proposals submitted earlier this year are under review. The agency points to the regional system’s reported performance, saying it captures and cleans roughly 98.4% of the water entering the sewer system, and notes that any new operator will be judged against that mark…