1. Mosquitoes Test Positive for West Nile Virus in Lake County

    Mosquito “pools” (batches of mosquitoes) sampled on June 27, 2023 in Bannockburn, Lake Villa, and Vernon Hills have tested positive for West Nile virus (WNV). These mosquito pools are the first confirmed indicators of WNV presence in Lake County in 2023. Additional Info...
  2. Health Department Urges Lake County Residents to Swim Safely

    Memorial Day marks the unofficial start of the summer. If you are swimming at your local pool or enjoying time at your favorite beach, it is important to protect yourself from illness, prevent the spread of gems, and practice safe swimming. Additional Info...
  3. Health Department Hosts Hepatitis Testing Event in Waukegan

    For National Hepatitis Testing Day, the Lake County Health Department and Community Health Center and its partners will host a free community event to raise awareness, reduce stigma, and promote the prevention, care, and treatment of hepatitis Additional Info...
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Animal Care and Control

Animal Care and Control is designed to prevent the spread of rabies through vaccinations and education, support a database of registered dogs and cats, and maintain a lost and found network. Staff are also responsible for enforcing county ordinances and state laws pertaining to animal-related complaints. Learn more.