                                 CODE OF VIRGINIA

DEFINITIONS (§ 62.1-44.34:29)

As used in this article, unless the context requires a different meaning:

&#8220;Committee&#8221; means the PFAS Expert Advisory Committee established in
§ 62.1-44.34:33.

&#8220;EPA&#8221; means the U.S. Environmental Protection Agency.

&#8220;HFPO-DA&#8221; means hexafluoropropylene oxide dimer acid.

&#8220;PFAS&#8221; means per- and polyfluoroalkyl substances, which are any
fluorinated substances that contain at least one fully fluorinated methyl or
methylene carbon atom and any precursors of such substances. &#8220;PFAS&#8221;
includes HFPO-DA, PFBS, PFHxS, PFNA, PFOA, and PFOS.

&#8220;PFAS maximum contaminant level&#8221; or &#8220;PFAS MCL&#8221; means any
maximum contaminant level for any PFAS chemical or mixture of PFAS chemicals (i)
established by the EPA as a national primary drinking water regulation or (ii)
for the interim period of time between the EPA&#8217;s proposal and final agency
action for adopting a national primary drinking water regulation, the
EPA&#8217;s proposed level, provided that the EPA&#8217;s proposed level may be
used only for nonregulatory purposes of self-reporting of manufacturing or use,
monitoring, and PFAS assessments as provided in this article.

&#8220;PFBS&#8221; means perfluorobutane sulfonate.

&#8220;PFHxS&#8221; means perfluorohexane sulfonate.

&#8220;PFNA&#8221; means perfluorononanoic acid.

&#8220;PFOA&#8221; means perfluorooctanoic acid.

&#8220;PFOS&#8221; means perfluorooctane sulfonate.

&#8220;Public water system&#8221; means a system that provides piped water for
human consumption and (i) serves at least 15 service connections used by
year-round residents or regularly serves at least 25 year-round residents or
(ii) regularly serves at least 25 of the same persons over six months of the
year.

&#8220;VDH&#8221; means the Virginia Department of Health.

&#8220;VPDES&#8221; means the Virginia Pollutant Discharge Elimination System.

HISTORY: 2024, cc. 316, 343.