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State of CaItforn3a Department of Health Services <br />' Office of Dnnk ng Water <br /> SUMMARY <br /> Maximum Contaminant Level (MCL) and Action Levels (AL) <br /> (All values in milligrams per liter(mg/I) unless otherwise noted) <br />' Constituent MCL AL <br />' <br /> Inorganic Chemicals <br /> Aluminum 1. <br /> Arsenic 005 <br />' Banum 1. <br /> Cadmium 0 010 <br />' Chromium 005 <br /> Lead 005 <br /> Mercury 0 002 <br />' Nitrate (as NO3) 45 <br /> Selenium 001 <br /> Silver 005 <br /> 1 <br /> Fluoride <br /> <53.7 Degrees Fahrenheit 24 <br /> 53.8 to 58.3 2.2 <br /> 58.4 to 63.8 20 <br />' 63.9 to 70.6 18 <br /> 70 7 to 79.2 16 <br /> 79 3 to 90.5 14 <br /> Radioactivity <br />' Gross Alpha particle activity' 15 ( C, )z <br /> Gross Beta particle active 50 (pc, 1) <br /> Combined Radium-226 and Radium-228 5 (pc, ) <br />' Strontium-90 8 (pcilln <br /> Tntium 20,OW (pCt/l) <br /> Uranium 20 ( C,/1) <br /> I <br /> Total Trihalomethanes <br /> (Sum of bromod,ehloromethanA dibromoehloromethane, 0.10 <br /> bromo omt, and chlorofomt <br /> 'including Radium-226 but excluding Radon and Uranium <br /> 2pCi/1 = ptco Curies per Lter <br /> MAF MCis doc 10/16/90 <br />