R.I. Gen. Laws § 46-32-3: Drinking water standards for PFAS contaminants.

If the director of the department of health decides to publish a notice pursuant to the provisions of § 46-32-4(b)(1) then on or before June 1, 2024, the director of the department of health shall, pursuant to this section, file under § 42-35-4 a final rule with the secretary of state regarding adoption of the interim drinking water standard level of twenty parts per trillion (20 ppt) for perfluorooctanoic acid (PFOA), perfluorooctane sulfonic acid (PFOS), perfluorohexane sulfonic acid (PFHxS), perfluorononanoic acid (PFNA), perfluoroheptanoic acid (PFHpA), and perfluorodecanoic acid (PFDA) as a maximum contaminant level (MCL). Upon the effective date of the final rule, the drinking water monitoring provisions of § 46-32-2 may be suspended, modified, or superseded by the provisions of the final rule and the maximum contaminant level, as specified pursuant to § 46-32-4, shall apply to § 46-32-2(d).