Lead Contamination

• The City of Santa Ana is working with the County’s Health Care Agency and their selected contractor Azure Community Development to offer a lead testing and abatement program available to Santa Ana households. To view the eligibility checklist and complete the pre-screening questionnaire click here.
• 2022 Biennial Report California’s Progress in Preventing and Managing Childhood Lead Exposure – The California Department of Public Health has prepared this update using data from 2021. This data shows Santa Ana Zip Codes (92701, 92703, 92704,and 92707) as highest Percent of Children with a Blood Lead Level (BLL) of 3.5 µg/dL or Greater, by ZIP Code, 2021. Click below to view the full report. https://www.cdph.ca.gov/Programs/CCDPHP/DEODC/CLPPB/CDPH%20Document%20Library/CLPPBReport2022.pdf

Please refer to the the studies below to get a better understanding on lead soil and other lead-related contamination in Santa Ana.

• November 15, 2022: Social and spatial distribution of soil lead concentrations in the City of Santa, California: Implications for health inequities.
• September 2022: Use of historical mapping to understand sources of soil-lead contamination: Case study of Santa Ana,
• July 11, 2022: Maps tie Santa Ana’s contaminated soil to car pollution 100 years ago.
• June 28, 2022: Based on archival documents such as maps and newspapers, two potential sources of lead from past years seem likely — lead-based paint and leaded gasoline with the gasoline far more prevalent in Santa Ana.
• June 22, 2022: Two recent studies conducted by researchers at the UCI have shown a strong correlation between lead concentrations in the soil and historical vehicle emissions, specifically in urban, disadvantaged neighborhoods across Santa Ana.
• June 10, 2022: Use of Radioisotope Ratios of Lead for the Identification of Historical Sources of Soil Lead Contamination in Santa Ana, California.