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6/23/22, 10:26 AM CDC updates blood lead reference value | Lead | CDC <br />https://www.cdc.gov/nceh/lead/news/cdc-updates-blood-lead-reference-value.html#:~:text=CDC updates blood lead reference value to 3.5 µg%2FdL&text=CDC uses a blood lead,higher than most children's levels.6/6 <br />Recommended Actions Based on Conrmed Blood Lead Level <br />Communication Briefs – information for CDC partners for implementing 3.5 μg/dL as the updated CDC Blood Lead <br />Reference Value <br />Healthcare Providers [PDF – 243 KB] <br />State and Local Health Departments [PDF – 197 KB] <br />State and Local Laboratories [PDF – 313 KB] <br /> <br /> <br /> <br />Page last reviewed: March 25, 2022