13 August 2026
First West Nile Positive Mosquitoes Confirmed In State During 2026
The Roosevelt County Health Department confirmed the first mosquito pool testing positive for West Nile virus in Roosevelt County was identified west of Froid from a July 26, sample. WNV is spread by mosquitoes and can potentially lead to serious illness in people. Mosquitoes get the virus when they bite an infected bird. People and animals are infected when an infected mosquito bites them. Most
Protecting Neighbors, Pets: Rabies In Roosevelt County
Rabies is one of the oldest known infectious diseases, recognized more than 4,000 years ago. Because it is a virus, antibiotics cannot kill it. Rabies a_ects only mammals and has the highest fatality rate of any disease-causing organism — nearly 100 percent.
In the United States, there are one to three cases of human rabies annually and there have been no deaths in Montana from rabies for the



