A mosquito sample collected by Penn State Extension staff Wednesday in York City has tested positive for West Nile virus.
For 2012, this is the seventh mosquito collection to test positive for West Nile virus in York County. Additional surveillance and mosquito trapping in York City is being performed by Penn State Cooperative Extension staff and Pennsylvania Department of Environmental Protection staff.
Mosquito samples testing positive for West Nile have been collected in 25 counties in the state this year. There have been human cases of West Nile virus every year in York County since 2002.
For more information about reducing mosquitoes, call the Penn State Cooperative Extension York County West Nile Program office at 717-840-2375. For information about West Nile virus symptoms in humans, contact the Department of Health at 1-877-PA-HEALTH, or visit the PA State West Nile website at www.westnile.state.pa.us