California Eyes Studies Citied In Cr6 IRIS Draft To Update Cr6 ‘Health Goal’

California officials are evaluating recent scientific studies of hexavalent chromium (Cr6 or chrome-6) that EPA cited in its draft risk assessment of the element among other new information to complete an update to the state’s public health goal (PHG) -- which in turn may spur calls for a new cleanup standard, or maximum contaminant level (MCL). “In addition to information submitted in response to this data call-in,” the Office of Environmental Health Hazard Assessment’s (OEHHA) “PHG evaluation will consider the...