Larimer County confirms its first West Nile virus case of the season as Fort Collins plans mosquito spraying July 24 and 27.

Colorado health officials said mosquitoes carrying the West Nile virus have been found in Adams, Boulder, Denver, Larimer and Weld counties.

The city has scheduled mosquito spraying in central Fort Collins on July 24 and 27 due to high levels of mosquitoes with West ...

A combination of unusually heavy rainfall in July, lingering humidity, and rising temperatures has created ideal breeding ...

The city of Fort Collins announced on Thursday that there will be two days of mosquito spraying in the area due to "high ...

Officials in Northern Colorado are planning to spray for mosquitoes due to an increase in the number of mosquitoes with West Nile Virus.

High levels of West Nile virus were detected in mosquitos trapped the week of July 7, leading to mosquito spraying in south Fort Collins.

Fort Collins leaders will no longer wait for human cases of West Nile virus before spraying for adult mosquitoes in the summer months.

Fort Bend County confirms first West Nile virus case of 2025 in a mosquito sample from Katy’s 77494 ZIP code. No human cases reported so far.