Overview

Flea-borne typhus cases are under increased scrutiny in Los Angeles County, particularly in Willowbrook, where multiple outbreaks have been reported. A recent motion aims to enhance prevention efforts by coordinating various county departments to address the conditions that contribute to the spread of this disease.

Mitchell's motion, dated April 14, outlines a comprehensive approach to tackle illegal trash dumping, overgrown vegetation, and the control of free-roaming animals, which are known carriers of infected fleas.

Key details

  • The motion was introduced by Mitchell on April 14.
  • It directs county departments to clean up illegal trash dumping.
  • Efforts will include trimming overgrown vegetation.
  • Control of free-roaming animals that may carry infected fleas is also a priority.
  • The Department of Homeless Services and Housing is tasked with addressing sanitation needs at homeless encampments in outbreak-affected areas.
  • A written report is required to be submitted to the Board of Supervisors within 90 days.
  • Willowbrook has experienced four local typhus outbreaks since 2017, including one in the previous year.
  • Two additional outbreaks were investigated in central L.A. and Santa Monica in 2025.
  • Typhus cases in L.A. County increased from 187 in 2024 to a record 220 in 2025.
  • Last year, 90% of those infected with typhus required hospitalization.
  • As of this year, there have been 17 reported cases of typhus in L.A. County, with no local outbreaks.
  • Flea-borne typhus is transmitted primarily through infected fleas found on rats, stray cats, and possums.

Context

The rise in typhus cases has prompted health officials to issue public health guidance, emphasizing that the disease is not spread from person to person. Symptoms can range from mild to severe, and while fatalities are uncommon, there were three deaths associated with flea-borne typhus in L.A. County in 2022.

What happens next

Following the motion, county departments will begin coordinating cleanup and prevention efforts as directed, with a report due to the Board of Supervisors in 90 days to assess the progress and effectiveness of these initiatives.

What we don't know yet

Details regarding the specific actions to be taken by each county department and the timeline for implementation are not confirmed.