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West Nile Virus
Mosquito
2011
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West Nile Virus:  Pennsylvania - Mosquito
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Erie County (30) Bradford County (2) Tioga County (1) Mc Kean County Potter County (1) Wayne County Susquehanna County (4) Warren County Crawford County Wyoming County (4) Lackawanna County (9) Elk County (1) Forest County Venango County Cameron County (1) Pike County Lycoming County (23) Sullivan County (1) Mercer County Clinton County (7) Clarion County (1) Luzerne County (88) Jefferson County Columbia County (6) Clearfield County (2) Centre County (10) Monroe County (29) Northumberland County (31) Montour County (10) Butler County Armstrong County (1) Union County (22) Carbon County (1) Lawrence County (8) Northampton County (16) Schuylkill County (10) Indiana County (3) Snyder County (8) Beaver County (4) Mifflin County (6) Lehigh County (92) Huntingdon County (1) Blair County (24) Cambria County (3) Juniata County (3) Westmoreland County (1) Berks County (23) Allegheny County (92) Dauphin County (54) Perry County (4) Bucks County (38) Lebanon County (99) Washington County (1) Montgomery County (50) Cumberland County (123) Bedford County Lancaster County (65) Franklin County (25) Somerset County (1) Chester County (29) York County (154) Fulton County (2) Fayette County (25) Philadelphia County (51) Adams County (77) Delaware County (112) Greene County (1) Navigate to Delaware page Navigate to Maryland page Navigate to Maryland page Navigate to Maryland page Navigate to Maryland page Navigate to Maryland page Navigate to New Jersey page Navigate to New Jersey page Navigate to New York page Navigate to Ohio page Navigate to Virginia page Navigate to Virginia page Navigate to West Virginia page
Map Scalebar 100 km
Cumulative 2011 Data as of 3 am, Apr 17, 2012*
These data are considered the final 2011 data as of April 17,2012.
[Epi curve - Vertical bar graph showing number of incidents for each of 52 weeks]
Cumulative Mosquito Infections by Local Jurisdiction - Pennsylvania, 2011
Adams County77
Allegheny County92
Armstrong County1
Beaver County4
Berks County23
Blair County24
Bradford County2
Bucks County38
Cambria County3
Cameron County1
Carbon County1
Centre County10
Chester County29
Clarion County1
Clearfield County2
Clinton County7
Columbia County6
Cumberland County123
Dauphin County54
Delaware County112
Elk County1
Erie County30
Fayette County25
Franklin County25
Fulton County2
Greene County1
Huntingdon County1
Indiana County3
Juniata County3
Lackawanna County9
Lancaster County65
Lawrence County8
Lebanon County99
Lehigh County92
Luzerne County88
Lycoming County23
Mifflin County6
Monroe County29
Montgomery County50
Montour County10
Northampton County16
Northumberland County31
Perry County4
Philadelphia County51
Potter County1
Schuylkill County10
Snyder County8
Somerset County1
Sullivan County1
Susquehanna County4
Tioga County1
Union County22
Washington County1
Westmoreland County1
Wyoming County4
York County154
Cumulative Total Entire State: 1,490
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Map Legend
* States and counties in yellow either did not perform surveillance or did not report any positive test results from their surveillance.