The oxidation ditch plant is designed to provide for preliminary, primary, secondary and advanced treatment, with disinfection of effluent discharged into the Greenville Creek which joins the Stillwater river in Covington, Ohio. The waste water treatment plant has a 3.5 million gallon per day (MGD) design flow, 6.02 MGD peak hour flow, and 7.21 design storm flow. Average daily flow is equivalent to 2.2 million gallons. Approximately .257 dry tons of bio-solids are produced per day. The facility is staffed on first shift daily.
The current water treatment facility in Greenville was constructed in 1980. It is a lime softening plant with a design average capacity of four million gallons per day and a maximum design flow of 6 million gallons per day. The Water Plant is currently producing an average of 2.1 million gallons per day.