Mosquito Samples in Hyde Park and West Roxbury Test Positive for West Nile Virus

By Tiffany Williams –

news-graphics-19 Mosquito Samples in Hyde Park and West Roxbury Test Positive for West Nile Virus

BOSTON — The Boston Public Health Commission (BPHC) announced today that two mosquito test samples collected in Hyde Park and West Roxbury have tested positive for West Nile Virus (WNV), marking the first such cases detected in Boston this summer. No human cases have been reported among city residents at this time, and the current risk of transmission remains low.

WNV is transmitted to humans through the bite of an infected mosquito. While most infected individuals do not experience symptoms, the virus can lead to serious illness—especially in people over 50.

“This time of year, I encourage everyone to take steps to protect themselves against West Nile Virus and other mosquito-borne illnesses,” said Dr. Bisola Ojikutu, Commissioner of Public Health for the City of Boston. “It is important to drain standing water where mosquitoes thrive, and wear insect repellent and long sleeves during outdoor activities between dusk and dawn when mosquitoes are most active. BPHC will continue to work with our partners at the State to monitor this situation and keep residents informed and prepared.”

BPHC urges residents to take the following precautions to reduce their risk:

  • Eliminate standing water by emptying and cleaning bird baths, flowerpots, and other containers regularly.
  • Flip over unused kiddie pools and discard old tires.
  • Clean out gutters to prevent water buildup.
  • Avoid outdoor activities from dusk to dawn, when mosquitoes are most active.
  • Wear long-sleeved shirts, pants, and high socks when outdoors.
  • Use EPA-approved insect repellents such as DEET, picaridin, oil of lemon eucalyptus, or IR3535.
  • Check window and door screens to ensure they fit securely and are free of holes.

Symptoms of West Nile Virus, when they occur, may include fever, headache, nausea, vomiting, rash, and body aches. These symptoms typically resolve on their own, but older adults and those with weakened immune systems may be at risk for more serious complications, such as high fever, confusion, muscle weakness, or paralysis.

Anyone experiencing severe symptoms should seek medical attention immediately. For more information about West Nile Virus and other mosquito-related health concerns, visit the BPHC website.

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