Our data

Where the numbers come from

• EPA ECHO Safe Drinking Water data, July to September 2026 extract
• Florida DEP chemical sample results, 2018-2022
• EPA Unregulated Contaminant Monitoring Rule, rounds 3, 4 and 5
• Guidelines: California OEHHA public health goals and the EPA PFBS health advisory; legal limits: EPA MCLs and action levels

South Florida water data ›

Disclaimer

Water Scores and reports are educational estimates from public data, not medical advice. Levels are compared with published health guidelines and federal legal limits; we do not make conclusions about anyone's health. Data may be one to three years old and may not reflect water at your tap.