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West Nile Virus
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West Nile Virus:  Montana - Human
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Valley County (16) Flathead County Phillips County (16) Lincoln County Glacier County (2) Hill County (13) Blaine County (7) Daniels County Liberty County (1) Toole County (2) Sheridan County (4) Roosevelt County (16) Pondera County (3) Chouteau County (8) Sanders County Richland County (8) Teton County (5) McCone County (5) Lake County Garfield County Lewis and Clark County (9) Fergus County (1) Dawson County (4) Cascade County (11) Missoula County (1) Powell County Petroleum County (1) Mineral County (1) Judith Basin County Wibaux County (2) Prairie County (3) Meagher County Custer County (13) Rosebud County (6) Granite County Broadwater County Musselshell County (1) Golden Valley County Wheatland County (1) Fallon County (2) Ravalli County (1) Jefferson County Yellowstone County (27) Treasure County (1) Deer Lodge County Sweet Grass County Gallatin County Park County (1) Silver Bow County Carter County Stillwater County (5) Big Horn County (4) Beaverhead County Madison County Powder River County (1) Carbon County Navigate to Idaho page Navigate to North Dakota page Navigate to South Dakota page Navigate to Wyoming page
Map Scalebar 250 km
Final 2007 Data as of 3 am, May 20, 2008*
These data are provisional and may be revised or adjusted in the future.
[Epi curve - Vertical bar graph showing number of incidents for each of 52 weeks]
Cumulative Human Disease Cases by County - Montana, 2007
Big Horn County4
Blaine County7
Cascade County11
Chouteau County8
Custer County13
Dawson County4
Fallon County2
Fergus County1
Glacier County2
Hill County13
Lewis and Clark County9
Liberty County1
McCone County5
Mineral County1
Missoula County1
Musselshell County1
Park County1
Petroleum County1
Phillips County16
Pondera County3
Powder River County1
Prairie County3
Ravalli County1
Richland County8
Roosevelt County16
Rosebud County6
Sheridan County4
Stillwater County5
Teton County5
Toole County2
Treasure County1
Valley County16
Wheatland County1
Wibaux County2
Yellowstone County27
Cumulative Total Entire State: 202
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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.