Truman Lake waterway with green land and trees in the background

The Missouri Department of Natural Resources' annual Census of Missouri Public Water Systems report provides detailed information about individual Missouri public water systems. This includes both community and noncommunity water systems regulated by the department. In addition to an inventory of the water systems, the report includes the following information:

  • Volume (supply capacity)
  • Source water type
  • Population served
  • Select monitoring results
  • Types of treatment being used

Annual Census Reports

Listed below are the three most recent annual reports. To review or obtain copies of older reports, please submit an Open Records/ Sunshine Law Request. If you have any problems accessing the documents below, please contact the department’s Public Drinking Water Branch, Monitoring Section at 573-751-8526

Additional Resources