Colorado’s first West Nile virus case of 2026 confirmed in Jefferson County resident
✦ NabkaNews BriefAuto-summarized from multiple outlets · verify with the source
A case of West Nile virus has been confirmed in a resident of Colorado, marking the state's first reported case of the illness in 2026. The case is reported to have occurred in a resident of Jefferson County, although one outlet suggests the case may have been in Larimer County. The confirmation of the state's first West Nile virus case of the year has been reported by multiple sources.
Full coverage
1
Jefferson County·Jun 22
Colorado Public Radio·Jun 23
UCHealth·Jun 34
The Coloradoan·Jun 255
CBS News·Jun 36
Denver Gazette·Jun 37
9News·Jun 28
The Denver Post·Jun 2