Article R1321-39 of the French Public Health Code
This water is considered to comply with the quality limits set by the order mentioned in the first paragraph of article R. 1321-38 when the following rules are complied with: 1° The water samples are taken, before treatment, at regular intervals in the same place; 2° Parameter values are below the mandatory limit values for 95% of samples and comply with the guide values for 90% of samples; 3° For…