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Zoonotic Disease Weekly Update

This weekly update will be provided during the months of highest zoonotic incidence (typically June-September).

Weekly Update

picture of raccoonREMINDER:  Sometimes a wild baby animal may appear to be orphaned, hungry, or cold, but they are not. In fact, handling the animal could mean the mother will not come back and the animal may have to be euthanized. If you love baby animals, keep your distance and let them be wild! 



UPDATED August 24, 2020

West Nile virus (WNV)

Mosquitoes are trapped in three zones in Weld County during the West Nile Virus (WNV) season (approximately June - September). See a map of these Sentinel Zones.

The number of Culex mosquitoes, the mosquitoes known to transmit WNV, continues to increase and is above average.   This may indicate a late West Nile Virus season. 
  • One mosquito pool tested positive for WNV on July 29, 2020.  The pool was trapped in the Berthoud area of west central Weld County.  
  • Two mosquito pools tested positive for WNV (trapped on August 3, 2020).  The pools were trapped in Zone 2 of Weld County.
  • One mosquito pool tested positive for WNV (trapped on August 10, 2020).  The pool was trapped in Zone 2 of Weld County.
  • One mosquito pool tested positive for WNV (trapped on August 17, 2020).  The pool was trapped in Zone 1 of Weld County.
 
PREVENT MOSQUITO BITES AND MOSQUITO BREEDING AREAS AROUND YOUR HOME

Rabies:
Rabies has been found in bats, skunks, and a few other species in Weld County.  People and pets that have contact or suspected contact with a rabid animal should be assessed for risk of rabies and possible treatment.  

Five bats and one skunk have tested positive for rabies in Weld County in 2020. See a map of positive rabies cases in Weld County for 2020.
 
ALWAYS REMEMBER TO VACCINATE YOUR PETS FOR RABIES

Plague: 
Recent cases of plague that have sparked some media attention include a human case of plague in a southwestern Colorado resident and a squirrel testing positive in Jefferson County. 
 
No cases of Plague have been reported or diagnosed in Weld County in 2020.
 
Avoiding contact with sick wildlife and keeping pets current on a veterinarian approved flea and tick treatment are two important prevention tips.
 
PROTECT YOURSELF AND YOUR PETS FROM FLEAS AND TICKS   

Tularemia
No cases of Tularemia have been reported or diagnosed in Weld County in 2020.
 
USE INSECT REPELLENT, WEAR GLOVES WHEN HANDLING SICK OR DEAD ANIMALS, AND AVOID MOWING OVER DEAD ANIMALS

Hantavirus

No 
cases of Hantavirus have been reported or diagnosed in Weld County in 2020.
 
AVOID EXPOSURE TO MOUSE DROPPINGS AND MOUSE-INFESTED AREAS

 

CONTACT INFORMATION

Environmental Health Services

1555 North 17th Avenue
Greeley, CO 80631
Monday - Friday 8:00 a.m. - 5:00 p.m.
Phone: (970) 304-6415
Fax: (970) 304-6411


Zoonosis Team 

Phone: (970) 400-2290
Email: health-zoonosis@weldgov.com