Vector Borne and Zoonotic Disease

West Nile Virus: Arizona 2006

WNV- All Positive Samples, Arizona, 2006

COUNTY	HUMAN	BLOOD DONOR	MOSQUITO	EQUINE	AVIAN	SENTINEL CHICKENS	OTHER ANIMALS	TOTAL
Apache	1		1					2
Cochise	2			3		16		21
Coconino	1							1
Gila	1							1
Greenlee						12		12
Graham				1		7		8
LaPaz			4					4
Maricopa	76 (6)	11	143	4		12		246
Mohave	2		18					20
Navajo
Pima	47 (3)	3	24	1	2			77
Pinal	19 (1)		26	2				47
Santa Cruz	1			2		7		10
Yavapai
Yuma			10			5		15
TOTAL	150 (10)	14	226	13	2	59		464

* Figures in parenthesis represent number of human deaths reported

Additional surveillance information:

2 St. Louis Encephalitis (SLE) Human infections: (1) Maricopa County (a fatality) and (1) Pima County

25 SLE positive sentinel chickens: (1) Yuma County, (3) Maricopa County, (4) Greenlee County, (12) Cochise County, (1) Graham County, and (4) Santa Cruz County

(1) Flavivirus-positive feline in Maricopa County

West Nile Virus- Total Number of Animals Tested in Arizona per Species

Types of Samples	Tested	Positive	Collected
Mosquito traps tested	5063	226	7829
Avian samples tested	117	2	117
Equine samples tested	101	13	101
Other animal samples tested	14	0	14

2,766 traps yielded no catches. Approximately 142,000 individual mosquitoes were tested out of 874,000 individual mosquitoes collected.

Historical Data

Other Useful Sites:

USGS-United States Geological Survey: WNV Maps

CDC-Centers for Disease Control & Prevention: CDC "Fight The Bite" website

CDC Links to State and Local Government: CDC West Nile Virus Web Site Links