The Office of Environmental Health Hazard Assessment proposed a new health-protective concentration (HPC) for noncancer effects of hexavalent chromium in drinking water. The draft technical support document proposed an HPC of 5 parts per billion. A workshop/webinar will be held January 8, 2024. Comments are due the same date. See https://oal.ca.gov/wp-content/uploads/sites/166/2023/11/2023-Notice-Register-Number-47-Z-November-24-2023.pdf (pp. 1537-38).