Animal-Borne Disease (Vector Control)
bat, raccoons, mosquito

Animal-Borne Disease Control Program

COVID-19 Update for Vector Control

The vector control program is still operating during the COVID-19 pandemic. If you have vector concerns, please reach out to us by phone or submit an inquiry online. If you have a bat in your residence, please contact Animal Control by calling your local police department. For general guidance about bats, skunks, or rabies, please call the Boulder County Public Health Alert Line at 303-441-1460.

The Boulder County Public Health Vector Control Program aims to prevent the spread of disease from vectors (animals) to humans.

Weekly Animal-Borne Disease Reporting

Zoonotic Disease Reporting for 2021

September 5 – 11, 2021

  • Colorado reports six human West Nile virus (WNV) cases in Boulder County as of 9/17/2021.
  • Boulder County submitted 3 mosquito pools for West Nile virus testing, two tested positive.
  • For the season 144 WNV samples were submitted with 41 testing positive. This is a marked increase from previous years.
  • Mosquito abundance (all species) and Culex species (WNV vectors) remained at historic levels through the season.
  • Due to declining numbers and activity, mosquito control and surveillance operations have concluded for the year.
  • Statewide, 64 specimens have tested positive for rabies in 2021 including three domestic animals:
    • Miniature Horse (Adams County)
    • Mule (Eagle County)
    • Cat (Morgan County)
  • To date, Boulder County reports 15 rabies positive specimens: Bat (6), Skunk (9).
  • Five samples were submitted for rabies testing in week 36 with one skunk testing positive.

Animals Tested for Disease in 2021

SpeciesRabiesPlagueTularemiaHantavirus
Bat39000
Skunk17000
Raccon7000
Squirrel0000
Cat8110
Flea0000
Dog6110
Fox0000
Prairie Dog0000
Rabbit0000
Other4000
Totals81220

Animals Positive for Disease in 2021

SpeciesRabiesPlagueTularemiaHantavirus
Bat6000
Skunk9000
Raccon0000
Squirrel0000
Cat0100
Flea0000
Dog0000
Fox0000
Prairie Dog0000
Rabbit0000
Other0000
Totals15100

Zoonotic Disease Reporting for Previous Years

Contact Us


Vector Control Program

Main: 303-441-1564
Submit a question


Location

Boulder
3450 Broadway
Map & Directions
Hours: 8 a.m. - 4:30 p.m. M-F