The Milwaukee Metropolitan Sewerage District, also known as MMSD, is a regional government agency that provides wastewater treatment and flood management services for more than 25 communities in the Greater Milwaukee area. The department offers industrial waste monitoring, household hazardous waste collection and laboratory services. The Milwaukee Metropolitan Sewerage District also provides water quality research and mercury collection services. Its procurement department oversees the construction competitive bidding process and facilitates procurement with certified small and minority-owned business enterprises. The Milwaukee Metropolitan Sewerage District organizes speeches by various speakers in matters concerning deep tunnel system, green infrastructure and environmental issues. The district is located in Milwaukee.