The Brief Starting July 31, Milwaukee Water Works will lower fluoride levels in the drinking water due to national supply chain shortages. Due to national supply chain constraints impacting fluoride treatment additives, Milwaukee Water Works will temporarily reduce the amount of fluoride added to drinking water. Fluoride reduction, still safeWhat we know:Milwaukee Water Works says the water remains safe to drink and continues to meet water quality standards. Milwaukee Water Works issued a request to secure a new supplier through the city’s procurement process, but no bids were received. What they're saying:"This temporary adjustment is driven by supply availability and does not affect the safety or quality of Milwaukee’s drinking water," said Patrick Pauly, Milwaukee Water Works Superintendent.