Mississippi Administrative Code
Title 15 - Mississippi Department of Health
Part 20 - Bureau of Public Water Supply
Subpart 72 - Public Water Supply
Chapter 3 - REGULATION GOVERNING FLUORIDATION OF COMMUNITY WATER SUPPLIES
Subchapter 3 - Optimal Fluoridation Requirements
Rule 15-20-72-3.3.1 - Monitoring

1. The monthly average fluoride content of all water samples requested in Rule 3.2.1 shall have fluoride content within the optimal fluoride control range defined in Rule 3.1.2.

2. The designated CWS personnel shall collect no less than no less than 13 water samples per month from each entry point for analysis for fluoride from each entry point for analysis for fluoride and at least 90¢ of collected samples shall have fluoride content within the optimal fluoride control range defined in Rule 3.1.2. Results from that analysis shall be recorded in the public water system's Operations Record.

3. The split sample result determined through analysis by designated CWS personnel shall agree with the result analyzed by the Department within a range of +/- 0.2 ppm in at least nine of 12 months during the calendar year.

4. Designated CWS personnel shall submit a report of the results of required water sample testing each month to the Department and shall include the type of fluoride chemical used.