The San Diego County Water Authority posted this map detailing the areas of the county where fluoridated water is being delivered.

Click here for a larger image.

Water fluoridation came to San Diego County last Monday after the Metropolitan Water Department, a supplier for the county, began adding fluoride to its treated water supplies this fall. Fluoridation is touted by the American Dental Association for preventing cavities and long-term tooth decay. Critics call the treatment a government intrusion.


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