Texas Childhood Blood Lead Screening Guidelines
2019 Texas Childhood Blood Lead Screening Guidelines (pdf) - Revised February 2019
Targeted zip codes have one or more associated census tract in which:
- The percentage of children age 1-2 years old with a blood lead level ≥ 5 mcg/dL is ≥ 3% among those tested in 2016 (Prevalence), or
- The percentage of residential structures built before 1950 is ≥ 27% (Housing).