San Diego’s Montgomery-Gibbs Executive Airport has been identified as the top lead-polluting general aviation airport in the U.S., according to federal environmental data. The findings highlight concerns over aviation fuel emissions and their potential health impacts in surrounding communities. Experts warn that lead exposure from such sources poses serious risks, particularly for vulnerable populations. The report raises questions about regulatory oversight and cleanup efforts at airports nationwide.


San Diego's Montgomery-Gibbs Executive Airport in Kearny Mesa is the highest lead-polluting general aviation airport in the country, based on federal data.