The Environmental Protection Agency, under the Consumer Confidence Rule, requires public water suppliers that serve the same people year round (community water systems) to provide consumer confidence reports (CCR) to their customers. These reports are also known as annual water quality reports or drinking water quality reports.  More information can be found at

Public Water District No. 2 Water Quality 2015 Records

2015 Main System (includes parts of O’Fallon, Lake Saint Louis, Wentzville, Dardenne Prairie, New Melle, Defiance, Weldon Springs, and Matson)

2015 Augusta

2015 Dutzow

2015 Warren

2015 Hickory Trails

2015 Foristell

2015 Sumac Ridge