IHS Chemical Week

California Sets Nation's First PHG for Hexavalent Chromium

11:02 AM MDT | August 1, 2011 | Kara Sissell

California has set a “public health goal” (PHG) of 0.02 parts per billion (ppb) for hexavalent chromium, also known as chromium 6, in drinking water. California’s Office of Environmental Health Hazard Assessment (OEHHA), did not change the level from it initial proposal in late 2010. The PHG is the nation's first such target for chromium 6. State officials say a PHG is not a standard to be used to establish safe cleanup levels or other regulator standards. “Rather, it serves as an assessment of the health risk posed by drinking water...


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