West Nile Virus Activity in San Diego County

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The County of San Diego Vector Control Program protects the health, safety, and well-being of all residents. Vector Control staff monitor and control WNV by trapping, testing and killing mosquito larvae.

 

2014 West Nile Virus Activity

Source of Positives Number of Positives to Date
Dead Birds 41
Sentinel Chickens 2
Mosquito Pools 6
Horses 3
Humans 11
Total Source Positives 63
2014 Human Cases
Case Number Date of Confirmed Test Sex Age Location
11 11/14/2014 M 51 El Cajon
10 11/14/2014 M 65 El Cajon
9 10/30/2014 M 61 El Cajon**
8* 10/28/2014 M 54 San Diego
7 10/27/2014 M 32 El Cajon**
6 10/24/2014 M 78 La Mesa
5 10/07/2014 M 48 El Cajon
4 10/01/2014 M 47 Oceanside**
3 10/01/2014 F 44 El Cajon
2 08/29/2014 M 73 La Mesa
1* 07/18/2014 M 43 Santee**

*Asymptomatic blood donor

**Likely non-locally acquired/unknown/unable to determine

2014 Dead Birds
Case Number Location Type of Bird Date Found Date of Positive Test
41 San Diego Common Raven 12/16/2014 12/18/2014
40 San Diego Common Raven 12/16/2014 12/18/2014
39 Oceanside Red Tail Hawk 12/16/2014 12/18/2014
38 San Diego Cooper's Hawk 12/12/2014 12/18/2014
37 Spring Valley Cooper's Hawk 12/02/2014 (submitted) 12/04/2014
36 Ramona American Crow 11/14/2014 11/17/2014
35 San Diego American Crow 11/14/2014 11/17/2014
34 Ramona American Crow 11/12/2014 11/13/2014
33 Ramona American Crow 11/12/2014 11/13/2014
32 Del Mar Red-Shouldered Hawk 11/10/2014 11/10/2014
31 San Diego American Crow 11/07/2014 11/10/2014
30 La Mesa American Crow 10/28/2014 10/31/2014
29 San Diego American Crow 10/25/2014 10/31/2014
28 Fallbrook American Crow 10/27/2014 10/28/2014
27 San Diego Cooper's Hawk 10/24/2014 10/28/2014
26 Lemon Grove Scrub Jay 10/24/2014 10/24/2014
25 Chula Vista American Crow 10/09/2014 10/10/2014
24 Santee American Crow 10/06/2014 10/07/2014
23 National City American Crow 10/03/2014 10/07/2014
22 Poway Common Raven 10/03/2014 10/07/2014
21 San Diego Scrub Jay 10/02/2014 10/03/2014
20 Bonita Common Raven 10/02/2014 10/03/2014
19 Vista American Crow 10/02/2014 10/03/2014
18 Santee American Crow 10/02/2014 10/03/2014
17 El Cajon American Crow 10/02/2014 10/03/2014
16 San Diego American Crow 09/29/2014 10/03/2014
15 Santee American Crow 09/29/2014 10/03/2014
14 Lakeside American Crow 09/24/2014 09/25/2014
13 Santee American Crow 09/20/2014 09/22/2014
12 San Diego American Crow 09/18/2014 09/22/2014
11 San Diego American Crow 09/12/2014 09/15/2014
10 La Mesa American Crow 09/09/2014 09/10/2014
9 El Cajon Cooper's Hawk 08/18/2014 08/27/2014
8 El Cajon American Crow 08/22/2014 08/27/2014
7 El Cajon Scrub Jay 08/22/2014 08/27/2014
6 El Cajon American Crow 08/18/2014 08/21/2014
5 El Cajon Cooper's Hawk 08/15/2014 08/21/2014
4 La Mesa Scrub Jay 08/12/2014 08/13/2014
3 San Diego American Crow 08/07/2014 08/13/2014
2 El Cajon Sharp Shinned Hawk 08/02/2014 08/06/2014
1 San Diego American Crow 07/14/2014 07/17/2014
2014 Mosquito Pools
Case Number Date Collected Date of Positive Test Location
6 11/06/2014 11/07/2014 La Mesa
5 11/03/2014 11/07/2014 San Diego
4 10/31/2014 10/05/2014 El Cajon
3 10/27/2014 10/31/2014 La Mesa
2 09/13/2014 09/23/2014 San Mateo Point (Trestles)
1 08/26/2014 08/29/2014 San Diego
2014 Sentinel Chickens
Case Number Date Collected Date of Positive Test Location
2 10/14/2014 10/30/2014 Oceanside
1 10/01/2014 10/09/2014 Oceanside
2014 Horses
Case Number Date of Confirmed Test Location
3 11/21/2014 El Cajon
2 11/21/2014 Alpine
1 09/05/2014 El Cajon
file

 

For More Information On
WNV Or Other Vectors Contact:
(858) 694-2888
vector@sdcounty.ca.gov

Last Updated: December 19, 2014