Result interpretation
Water quality interpreter
Enter a set of test results and see how each compares with WHO, EU, UK and US reference values, with the interpretation for each.
Result
Nitrate (as NO₃) — your value
25 mg/l
Reference value
50 mg/l
Status
Within the reference value
50% of the reference value.
Type of value
Health-based; protects bottle-fed infants
Important
This value applies only in the selected jurisdiction. It is not universally applicable.
Method
Each value is compared against published guideline or limit values for the selected jurisdiction, and classified as within, approaching, or above that value. The jurisdiction is always stated, because a limit applies only where it was made.