Mosquito & Vector Control Division

The Mosquito & Vector Control Division protects the health and well-being of county residents through the prevention and control of mosquito-borne diseases. This is accomplished through an Integrated Vector Management (IVM) approach that includes prevention, detection, intervention, and evaluation and improvement applied through a health equity lens.

Activities include:  

  • Monitoring the Culex mosquito population, the primary transmitter of St. Louis encephalitis (SLE) and West Nile Virus (WNV) 
  • Monitoring the Aedes mosquito population, the primary transmitter of Zika (ZIKV), Dengue (DENV), and Chikungunya (CHIKV)
  • Laboratory analysis of mosquito samples to detect mosquito-borne diseases including SLE, WNV, ZIKV, DENV, CHIKV 
  • Monitoring and testing of live and dead birds for SLE and WNV 
  • Conducting ground and aerial treatment activities in areas with confirmed mosquito-borne disease 
  • Providing education, training and information to residents, schools, community groups and media partners regarding mosquito-borne diseases and control activities
  • Conducting applied research to improve surveillance and control activities 
  • Utilizing the Geographical Information System (GIS) to track and monitor mosquito-borne diseases

For more information contact:

Harris County Public Health
Mosquito & Vector Control Division
3330 Old Spanish Trail, Bldg. D
Houston, TX 77021

Open Monday through Friday
8:00 am to 5:00 pm

phone: (713) 440-4800
fax: (713) 440-4795

Services Services

To view services offered by the Harris County Public Health Mosquito and Vector Control Division, view the Mosquito Control Services page or follow the links below.

Beginning September 2020, HCPH has partnered with Microsoft for their mosquito capture and tracking initiative, Microsoft Premonition. Learn more here.

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