Public Drinking Water Branch

Census of Missouri Public Water Systems

The annual census of Missouri Public Water Systems provides detailed information regarding the volume, source water type, population and other characteristics of water systems. In addition, test results for selected chemicals are included along with the types of treatments used by Missouri water systems.

2014 Census of Missouri Public Water Systems

2013 Census of Missouri Public Water Systems

2012 Census of Missouri Public Water Systems

2011 Census of Missouri Public Water Systems

2009 Census of Missouri Public Water Systems

2008 Census of Missouri Public Water Systems

2007 Census of Missouri Public Water Systems
      Introduction
      General Information
      Statistical Inventory
      Community Water System Inventory
      Non Community Water System Inventory
      Community and Non Community Water Treatment
      Surface Water Source
      Chemical Analysis of Community Water Systems

2006 Census of Missouri Public Water Systems

For more information on violations by individual water systems as well as statewide data for the calendar year, read the department's Annual Compliance Report of Missouri Public Drinking Water Systems.