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EXHIBIT 3 <br />(Units are in milligrams per liter (mg/L), unless otherwise noted.) <br />Last Update: March 13, 2019 <br />This table includes: For comparison: <br />California's maximum contaminant levels (MCLs) <br />Detection limits for purposes of reporting (DLRs) Federal MCLs and <br />Public health goals (PHGs) from the Office of Environmental Health Hazard Assessment Maximum <br />Contaminant Level <br />OEHHA Goals (MCLGs) (US <br />Also, the PHG for NDMA (which is not yet regulated) is included at the bottom of this table. Ems_ <br />Regulated Contaminant MCL I DLR PHG Date f MCL MCLG <br />PHG <br />Chemicals with MCLs in 22 CCR §64431—Inorganic Chemicals <br />Aluminum I 1 I n n5 I n R 9nn1 <br />= micron nbers per rater; for I 7 MFL 10.2 MFL I 7 MFL 1 2003 7 MFL 1 7 MFL <br />Total - OEHHA withdrew the 0.05 0.01 I Novh. 2001 I 1999 I 0.1 0.1 <br />L PHG <br />Hexavalent - 0.01-mg/L MCL & __ __ 0.00002 2011 <br />:rcury (inorganic) <br />0,002 <br />0.001 <br />1 0.0012 <br />0.002 <br />0.002 <br />rev2005199g <br />:kel <br />0.1 <br />0.01 <br />0.012 <br />2001 <br />:rate (as nitrogen, N) <br />10 as N <br />0.4 <br />45 as NO3 <br />2018 <br />10 <br />10 <br />=10 as N <br />:rite as N <br />1 as N <br />0.4 <br />1 as N <br />2018 <br />1 <br />1 <br />:rate + Nitrite as N <br />10 as N <br />-- <br />10 as N <br />2018 <br />rchlorate <br />0.006 <br />0.004 <br />0.001 <br />2015 <br />denium <br />0.05 <br />0.005 <br />0.03 <br />2010 <br />0.05 <br />0.05 <br />allium <br />0.002 <br />0.001 <br />0.0001 <br />1999 <br />0.002 <br />0.0005 <br />ev2004 <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 />U.U1b I U.UUb I U.000L I 2UU9 U.U1b I zero <br />Radionuclides with MCLs in 22 CCR §64441 and §64443—Radioactivity <br />[units are picocuries per liter (pCi/L), unless otherwise stated; n/a = not applicable] <br />; alpha particle activity- OEHHA <br />ided in 2003 that a PHG was not 15 1 3 1 none n/a 15 zero <br />in 2003 that a PHG was not <br />I4 mrem/yr <br />I 4 <br />I none <br />I n/a <br />I <br />4 mrem/yr <br />zero <br />'.6 <br />- <br />1 <br />0.05 <br />12006 <br />R <br />1 <br />1 n n14 <br />9nnF <br />Page 1 of 3 6/17/2019 <br />75C-17 <br />