Mosquito Control


Mosquito Control

Mosquito control for Adams County is provided by Vector Disease Control International (VDCI), formerly called Colorado Mosquito Control, with a local office at 7000 Broadway, Suite 108, Denver. VDCI performs mosquito trapping, larvaciding (treating standing water for mosquito larva), adulticiding (spraying for adult mosquitoes), and responds to mosquito complaints for Adams County.

If you have concerns about mosquitos, please call the Mosquito Control Hotline at 303.428.5908. Residents can also check VDCI's website.

Where can I find more information on West Nile Virus?

  1. Tri-County Health Department has created Fight the Bite Colorado, a prevention and education campaign aimed at preventing West Nile virus. View the site at with resources on children’s health, senior health, protecting pets, prevention tips, home and garden checklists, and farming issues. The campaign also has information in Spanish.
  2. The Centers for Disease Control and Prevention also maintains a website with information on West Nile virus and prevention and treatment.

Can mosquitoes or ticks spread the virus that causes COVID-19?

  1. The Centers for Disease Control states it has no data to suggest that this new coronavirus or other similar coronaviruses are spread by mosquitoes or ticks. The main way that COVID-19 spreads is from person to person. See How Coronavirus Spreads for more information.
  2. The World Health Organization also confirms the new coronavirus CANNOT be transmitted through mosquito bites.

For questions about Adams County's mosquito control program, contact Katie Keefe, Environmental Program Manager, at or 720.523.6986.