Their presence in drinking water indicates that disease-causing organisms (pathogens) could be in your water system.
Indication of acidity or alkalinity. Normal range for drinking water is 6.5 – 8.5
One of the most common anions found in water. EPA recommends a maximum concentration of 250 mg/L.
Scale deposits are a typical indicator of hard water.
| 17.1 – 60 mg/L = Slightly Hard | 60-120 mg/L = Moderately Hard |
| 120-180 mg/L = Hard | >180 mg/L = Very Hard |
Sodium in drinking water is not a controlled substance, but many with heart issues may want to be aware of it. Florida Administrative Code 62-550 recommends a maximum level of 160 mg/L.
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