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Drinking Water Portal - Home

Welcome to the Iowa Drinking Water Data Portal.


The Iowa Drinking Water Data Portal provides the public with information regarding the Public Water Supply systems that serve drinking water throughout the state and the results of samples required by the Safe Drinking Water Act.
For more information about Iowa drinking water compliance program please visit - Iowa Drinking Water Compliance-Water Supply Operations
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Note: The login feature is designed for use by DNR Water Supply staff and Public Water Supply administrators only. You do not need to be logged in to use the data analysis features or search options of this application.

Pws Operation Permits Issued

PWS Operation Permits Issued in 2023: 0

Source: Annual Compliance Report 2023
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