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Chlorine Dioxide Disinfection Guidance

Specific guidance on using the chlorine dioxide disinfectant for public water systems.

Each public water system that uses chlorine dioxide (ClO2) disinfectant will need to run special ClO2 tests and record the results each day. Complete the required Chlorine Dioxide Monthly Operating Report (CLO2MOR), Form TCEQ-00690 Microsoft Excel, to record the ClO2 test results using these instructions Adobe Acrobat PDF Document.