FOR IMMEDIATE RELEASE
Contact: lppipress@luskin.ucla.edu
UCLA Brief Finds Boyle Heights Fire Smoke Advisory Area Faced High Pollution, Health, Housing, and Economic Burdens Before the Fire
The analysis finds that containment does not end the emergency for communities already facing environmental and public health inequities
LOS ANGELES (June 30, 2026) — A new rapid-response brief from the UCLA Latino Policy and Politics Institute (LPPI) and the UCLA Center for Neighborhood Knowledge (CNK) finds that residents living within the smoke advisory area established after the Lineage Logistics warehouse fire in Boyle Heights entered the disaster with higher environmental, health, housing, and economic burdens than Los Angeles County overall.
The analysis—second in a series examining the impacts of the Lineage Logistics fire—examines the demographic, socioeconomic, housing, health, and environmental conditions in the smoke advisory area, which includes much of Boyle Heights and portions of East Los Angeles. The findings show why containment alone does not end the emergency for residents. The smoke advisory area has a cumulative environmental and socioeconomic burden 1.6 times higher than Los Angeles County overall, diesel pollution levels three times the county average, and higher asthma- and cardiovascular disease-related emergency department visit rates than the county.
The analysis also finds that many residents may face barriers to protecting themselves from lingering smoke. Per capita income in the smoke advisory area is about half that of Los Angeles County, the poverty rate is 1.5 times higher than the county rate, and the uninsured rate is twice the county rate. Housing conditions also present challenges: 71% of occupied housing units are renter-occupied, nearly 4 in 10 were built before 1940, and nearly 10,000 households — about 1 in 3 — lack air conditioning.
Among the findings:
- The smoke advisory area has a cumulative environmental and socioeconomic burden 1.6 times higher than that of Los Angeles County overall.
- Diesel particulate matter exposure in the smoke advisory area is approximately three times the county average.
- Asthma-related emergency department visit rates are 1.2 times higher, and cardiovascular disease-related emergency department visit rates are 1.3 times higher than those in Los Angeles County overall.
- Per capita income in the smoke advisory area is about half that of Los Angeles County.
- The poverty rate is 1.5 times higher than the county rate, and the uninsured rate is twice the county rate.
- Nearly 10,000 households in the smoke advisory area lack air conditioning, or about 1 in 3 occupied households.
- Ninety-six percent of residents in the smoke advisory area are Latino, and 98% of limited-English-proficient residents speak Spanish.
“Emergency response cannot stop at containment,” said Arturo Vargas Bustamante, co-author of the study and faculty research director at LPPI. “Residents in the smoke advisory area were already facing higher baseline health risks and lower access to care before the fire. Policymakers and emergency officials need to prioritize access to health care, smoke relief resources, and long-term monitoring of air quality and health impacts so that recovery reaches the people most likely to experience lasting harm.”
“Public health guidance has to be matched with real resources,” said Silvia González, co-author and research director at LPPI. “Telling residents to stay indoors and close their windows is not enough when many households lack air conditioning, live in older homes, or cannot afford to miss work or pay for care. An equitable response should include income support, small business assistance, clean-air spaces, and direct support for households trying to stay safe while smoke and air quality concerns continue.”
The brief also highlights the importance of culturally and linguistically appropriate emergency communication. The smoke advisory area has nearly twice the share of Latino residents as Los Angeles County overall, a higher share of foreign-born residents, and a higher prevalence of limited English proficiency. These findings underscore the need for Spanish-language alerts, public health guidance, and recovery resources delivered through trusted community channels.
“The Lineage Logistics fire should not be treated as an isolated emergency that ends when the smoke clears. It should be a call to strengthen emergency planning, coordination, and investment in communities that face the greatest barriers to protection and recovery before, during, and after disasters,” Vargas concluded.
Read the full brief here.
About UCLA Latino Policy and Politics Institute:
The UCLA Latino Policy and Politics Institute is a non-partisan research institute that seeks to inform, engage, and empower Latinos through innovative research and policy analysis. LPPI aims to promote equitable and inclusive policies that address the needs of the Latino community and advance social justice. latino.ucla.edu.
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