via the Monroe Water Treatment Plant on S. Shields Ridge Rd. Originally opened in 1967, it was expanded in 2014, and now is capable of producing 30 million gallons of water per day. The sewer water from the northern part of the city is treated at the Blucher Poole Wastewater Treatment Plant (constructed 1968) and discharged into the Bean Blossom Creek. The sewer water from the southern half of the city goes to Dillman Road Wastewater Treatment Plant (constructed 1982) and is then discharged into the Clear Creek. Environment PCB pollution, associated with Westinghouse's operations, long was a concern in the area. A number of sites, in particular, Bennett's Dump and Lemon Lane Landfill at the northwestern edge of the city and Neal's Landfill in the county, were listed as Superfund sites. Clean-up operations at the Bennett Quarry site, started in 1983, were largely completed by 2000., while cleanups at the other sites were completed in 2012. Demographics Bloomington is the principal city of the Bloomington Metropolitan Statistical Area, a metropolitan area that covers Greene, Monroe, and Owen counties and had a combined population of 192,714 at the 2010 census. 2010 census As of the 2010 census, there were 80,405 people, 31,425 households, and 11,267 families residing in the city. The population density was . There were 33,239 housing units at an average density of . The racial makeup of the city was 83.0% White, 4.6% African American, 0.3% Native American, 8.0% Asian, 0.1% Pacific Islander, 1.2% from other races, and 3.0% from two or more races. Hispanic or Latino of any race were 3.5% of the population. There were 31,425 households, of which 16.6% had children under the age of 18 living with them, 25.3% were married couples living together, 7.5% had a female householder with no husband present, 3.1% had a male householder with no wife present, and 64.1% were non-families. 38.2% of all households were made up of individuals, and 7.5% had someone living alone who was 65 years of age or older. The average household size was 2.09 and the average family size was 2.76. The median age in the city was 23.3 years. 11.4% of residents were under the age of 18; 44.5% were between the ages of 18 and 24; 23% were from 25 to 44; 13.3% were from 45 to 64; and 7.9% were 65 years of age or older. The gender makeup