- Annual Blood Lead Surveillance Reports.
- Does my child need a blood lead test?
- CDC uses a blood lead reference value (BLRV) of 3.5 µg/dL (microgram per deciliter) to identify children with higher blood lead levels. For more info visit the Centers for Disease Control and Prevention's childhood lead poisoning prevention page.
- Lead Testing in Drinking Water Program for Schools and Child Care Facilities.