Not all mosquitoes carry disease, the mosquitoes of greatest concern in Jefferson County are Culex (medium-sized mosquitoes) that feed primarily around dawn and dusk. These mosquitoes are monitored by JCPH’s integrated mosquito control program.
Symptoms: develop between 3 & 14 days after being bitten.
- Tiredness -lasting 2-7 days.
In some cases:
The virus can cause a serious brain infection such as aseptic meningitis or encephalitis (inflammation of the brain and lining of the brain/spinal cord). These infections begin with:
- Sudden onset of high fever
- May progress to stiff neck
Severe infections can result in permanent impairment or death.
There is no specific treatment for infection
with these viruses except supportive care.
- Mosquito proof your home and backyard.
- Wear appropriate clothing and insect repellent.
- Use insect repellent even in your own back yard.
- Eliminate any standing water weekly. Culex mosquitoes breed in almost any source of standing water, including old tires, flowerpots, tree holes, or any puddle. Mosquitoes lay up to 250 eggs at a time, which hatch in as few as 2-3 days.
For more information on West Nile Virus and other animal-borne diseases, visit our website at www.jeffco.us/health.