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West Nile virus, Mercer County and mosquito

Fourth mosquito sample tests positive for West Nile virus in Mercer Co.
While Erie County recently saw a tenth mosquito sample test positive for West Nile virus, another local county is also seeing an uptick in its numbers. On Tuesday, August 12, the Mercer County Conservation District announced that another mosquito sample,
West Nile Virus detected again in the Valley
The West Nile Virus has been detected in a mosquito sample in Mercer County, and residents are advised to take extra precautions to reduce mosquito breeding habitat and prevent bites.
West Nile Virus detected in mosquito sample in Mercer County
The sample was collected in the borough of Mercer and is the fourth sample in Mercer County to test positive for West Nile Virus in 2025.
Cases of West Nile Virus on the rise in North Dakota, Cass County reports six infections
Fourteen human cases of West Nile virus, including three cases requiring hospitalization, have been reported in the state this summer. Cases have been identified in nine counties: Cass, Burleigh, Hettinger, McLean, Mercer, Richland, Morton, Kidder and Stutsman. Most cases have been reported since mid-July, with cases nearly doubling this week.
West Nile virus confirmed among mosquitoes in Windsor, Ontario
Routine West Nile virus testing by the Windsor-Essex County Health Unit has "identified positive mosquito pools in our community."
Third case of West Nile Virus in Mosquitoes found in Mercer County
According to a press release from Vector Disease Control International, which monitors mosquito activity in Pennsylvania, this is the third case in Mercer County and the second case specifically in Grove City.
Mosquitoes carrying West Nile virus found across NYC: See where
Mosquitoes carrying West Nile virus have officially been detected across all five boroughs, according to the New York City Health Department. As of Friday, mosquitoes carrying West Nile virus have been found in 89 ZIP codes.
Mosquito spraying set for North Knoxville after West Nile virus detected
The Knox County government plans to spray for mosquitoes after the Health Department detected West Nile virus.
Southern Indiana county reports finding mosquitos infected with West Nile Virus
Most people who become infected with West Nile virus won't get sick, but about one in 150 develop serious illness.
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Mosquito spraying planned in Cass County, Fargo, West Fargo, Grand Forks and East Grand Forks

Crews will be back out spraying for mosquitoes this evening in rural Cass County. Vector Control crews will start after 8 p.m ...
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Tips to avoid West Nile Virus found in Wayne County mosquitoes

According to the IDOH's Mosquito-Borne Illness Dashboard, five pools in Wayne County totaling 341 mosquitoes have been tested for West Nile Virus, with three testing positive for the disease.