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West Nile virus found in Mesa County mosquitoes, 5 counties infected in Colorado

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MESA COUNTY, Colo. – The first case of the West Nile virus has been reported in Mesa County, according local health department authorities, bringing the total counties affected by the virus to five.

An epidemiologist for the Mesa County Public Health Department told KJCT-TV a pool of infected mosquitoes was found in the area last week, but would not elaborate further as the samples came from five different locations.

Last week, the virus was detected in a pool of mosquitoes in Boulder County after a trap was set in the northern portion of the Waneka Reservoir near Waneka Lake Park in Lafayette.

On July 19, the City of Fort Collins reported a pool of mosquitos had tested positive for the virus, making it the second case in Larimer County.

Mosquitoes had previously tested positive for West Nile in Berthoud in late June.

West Nile also was found in mosquitoes in Weld County and the first confirmed human case of the virus this…

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