What method does St. Charles County use to treat mosquitoes?

There are many products that control mosquitoes, with varying levels of effectiveness and impact on the environment. The primary treatments that the Division of Environmental Health and Protection employs are Kontrol 4-4 for adult insects and Bacillus thuringiensis (Bti) and/or Bacillus sphaericus (Bsp) for larvae.

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1. What is the primary goal of the mosquito control program?
2. What method does St. Charles County use to treat mosquitoes?
3. How is PERM-X UL 4-4 used in mosquito control?
4. What are Bti and Bsp, and how is it used in mosquito control?
5. Does PERM-X UL 4-4 pose a risk to human health?
6. What can I do as a resident to help control mosquitoes in my community?