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9.A. - Page 16 <br /> MCLs, DLRs, and PHGs for Regulated Drinking Water Contaminants <br /> (Units are in micrograms per liter(ug/L), ug/L= ppb) <br /> Last Update: September 23, 2015 <br /> This table includes: <br /> California's maximum contaminant levels (MCLs) <br /> Detection limits for purposes of reporting (DLRs) <br /> Public health goals (PHGs)from the Office of Environmental Health Hazard Assessment <br /> (OEHHA) <br /> Also, PHGs for NDMA and 1,2,3-Trichloropropane (which are not yet regulated)are included <br /> at the bottom of this table. <br /> MCL DLR PHG Date of <br /> PHG <br /> Chemicals with MCLs in 22 CCR§64431—Inorganic Chemicals <br /> Chromium, Hexavalent j 10 I 1 1 0.02 I 2011 <br /> Copper and Lead, 22 CCR§64672.3 <br /> Values referred to as MCLs for lead and copper are not actually MCLs;instead, they are <br /> called "Action Levels"under the lead and copper rule <br /> Copper 1300 50 300 2008 <br /> Lead 15 5 0.2 2009 <br />