Your County Government Community
Services
Healthy
Kids & Families
Business
Resources
Environment Public Safety Jobs

Environmental Health

A to Z Services
About Us
Doing Business
Food
HazMat
Housing
Pests
Waste
Water

Related Links

West Nile Virus Information
Vector Borne Diseases

Vector-Borne Diseases

Printer Friendly
Font Size Extra Large Font Size Large Font Size Default
County of San Diego Department of Environmental Health

Press Release Archive

 

 2013
11/20/2013PROTECT YOURSELF FROM RODENTS, HANTAVIRUS
The discovery of a harvest mouse that tested positive for hantavirus has prompted San Diego County vector control officials to remind people to be careful around rodents and to protect their homes from infestations.
11/08/2013DEAD BIRDS SHOW WEST NILE VIRUS SEASON NOT OVER
Two more dead birds have tested positive for West Nile virus, prompting County officials to remind people to protect themselves from mosquitoes that can carry the potentially-deadly disease even as fall seemed to be bringing cooler temperatures.
09/17/2013CAMPERS, HIKERS: KEEP PLAGUE AWAY, STEER CLEAR OF SQUIRRELS
Campers and hikers are being urged to take simple steps to protect themselves after three ground squirrels trapped in routine monitoring near Palomar Mountain tested positive for plague.
09/10/2013PROTECT, PREVENT, REPORT: DEAD CROW PROMPTS WEST NILE VIRUS REMINDER
A dead crow found in Lakeside has tested positive for West Nile virus and San Diego County officials are reminding people to protect themselves from mosquitoes that can transmit the disease.
07/25/2013

COUNTY FINDS TWO MORE CROWS KILLED BY WEST NILE VIRUS
Two weeks after finding the first sign of West Nile virus this season — a dead infected crow — two more dead infected birds have been discovered.

07/11/2013FIRST LOCAL WEST NILE VIRUS SIGN OF 2013
A dead American crow found near Lakeside has tested positive for West Nile virus, making it the first local sign this year of the sometimes-fatal disease.
06/12/2013THREE SQUIRRELS TEST POSITIVE FOR PLAGUE
Three squirrels with plague have been discovered near Palomar Mountain and in the Cleveland National Forest east of Alpine
05/10/2013GROUND SQUIRREL TESTS POSITIVE FOR PLAGUE
Campers and Hikers Warned to Take Precautions
04/09/2013TICKS TEST POSITIVE FOR TULAREMIA NEAR LOS PENASQUITOS CANYON
Hikers Urged to be Cautious and Use Insect Repellent When Hiking
 2012
12/06/2012MOUSE TESTS POSITIVE FOR HANTAVIRUS
County Urges Residents to Use Caution When Cleaning Up Rodent Droppings
10/30/2012DEAD CROW TESTS POSITIVE FOR WEST NILE VIRUS
Virus Detected in La Jolla; Residents Reminded to Protect Themselves from Mosquitos
09/13/2012GROUND SQUIRRELS TEST POSITIVE FOR PLAGUE
Campers and Hikers Warned to Take Precaution
08/21/12THREE GROUND SQUIRRELS TEST POSITIVE FOR PLAGUE
Campers and Hikers Warned to Take Precaution
08/09/12FIRST WEST NILE VIRUS CASE REPORTED IN COUNTY
Public Urged to Prevent, Protect and Report
07/31/12WARMER TEMPS BRING WEST NILE VIRUS REMINDERS
Environmental Health Officials Urge Public to Remember: "Prevent, Protect, Report"
07/13/12MOUSE TESTS POSITIVE FOR HANTAVIRUS
County Urges Residents to Use Caution When Cleaning up Rodent Droppings
05/03/12GROUND SQUIRREL TESTS POSITIVE FOR PLAGUE
Campers and Hikers Warned to Take Precautions
03/09/12DON'T LET SPRING CLEANING BE HAZARDOUS TO YOUR HEALTH
Don't Sweep or Vacuum if you Find Rodent Infestations; Use "Wet Cleaning" Methods Instead
01/05/12HANTAVIRUS FOUND IN NORTH COUNTY
County Urges Residents to be Careful When Finding, Cleaning Rodent Infestations
 2011
12/06/11HANTAVIRUS FOUND IN SOUTH BAY
Use Bleach and Mops to Clean Up After Rodents, Don't Sweep or Vacuum Droppings
10/28/11TICKS TEST POSITIVE FOR TULAREMIA NEAR LOS PENASQUITOS CANYON
Hikers Urged to be Cautious and Use Insect Repellent When Hiking
09/01/11MOSQUITOES TEST POSITIVE FOR WEST NILE VIRUS
Pests Collected from San Onofre Area Mark First Local Sign of Disease in 2011
08/18/11HANTAVIRUS FOUND IN SOUTH COUNTY
Use Bleach and Mops to Clean Up After Rodents, Don't Sweep or Vacuum Droppings
06/22/11HANTAVIRUS FOUND IN NORTH COUNTY
Use Bleach and Mops to Clean Up After Rodents, Don’t Sweep or Vacuum Droppings
05/04/11FIGHTING WEST NILE VIRUS
San Diego County Has Done Well, but Residents Need to Keep Guard Up
04/22/11RODENT TESTS POSITIVE FOR HANTAVIRUS
Use Wet Cleaning Methods, Don't Sweep or Vacuum Rodent Droppings
03/21/11DON'T CATCH THE WRONG KIND OF SPRING FEVER!
County Urges Residents to Beware of Disease-Carrying Pests
02/16/11MORE RODENTS TEST POSITIVE FOR HANTAVIRUS
Use Wet Cleaning Methods, Don’t Sweep or Vacuum Rodent Droppings
02/04/11TICK TESTS POSITIVE FOR TULAREMIA NEAR LOS PENASQUITOS CANYON
Hikers Urged to be Cautious and Use Insect Repellent When Hiking
02/02/11MORE RODENTS TEST POSITIVE FOR HANTAVIRUS
Use Wet Cleaning Methods, Don't Sweep or Vacuum Rodent Droppings
01/20/11

MOUSE TESTS POSITIVE FOR HANTAVIRUS
County Urges Residents to Use Caution When Cleaning Up Rodent Droppings 

 
2010
12/14/10MOUSE TESTS POSITIVE FOR HANTAVIRUS
County Urges Residents to Use Caution When Cleaning Up Rodent Droppings
09/20/10COUNTY INTRODUCES MOBILE WEST NILE VIRUS WEBSITE
Get the Latest Updates, Protection/Prevention/Reporting Tips on Your Mobile Phone
 
08/25/10MOUSE TESTS POSITIVE FOR HANTAVIRUS
County Urges Residents to Use Caution When Cleaning Up Rodent Dropping
08/24/10DEAD BIRD TESTS POSITIVE FOR WEST NILE VIRUS
County Officials Urge People to Follow Three Rules to Protect Themselves, Others
08/16/10MOUSE TESTS POSITIVE FOR HANTAVIRUS AT CAMPGROUND
County Urges Campers to Use Caution When Cleaning Up Rodent Droppings
07/28/10MOSQUITOES TEST POSITIVE FOR VIRUS
West Nile Virus Detected In Lemon Grove
07/14/10WILD MOUSE TESTS POSITIVE FOR HANTAVIRUS
County Urges Residents To Use Caution When Cleaning Up Rodent Droppings
06/28/10WILD MOUSE TESTS POSITIVE FOR HANTAVIRUS
Residents Are Urged To Use Caution When Cleaning Up Rodent Droppings
06/11/10FIRST BIRD OF THE YEAR TESTS POSITIVE FOR WEST NILE VIRUS
County Vector Control Detects West Nile Virus in East County
 
04/29/10COUNTY USES MOBILE TECHNOLOGY TO ALERT RESIDENTS
Text Alerts Can Warn Residents When Certain Areas Test Positive for West Nile Virus
04/06/10RECENT RAINS CAUSE MOSQUITO BREEDING CONCERN
Mosquito Breeding Season Has Arrived; Eliminate Standing Water Around Your Home
 
01/13/10FIVE WILD MICE TEST POSITIVE FOR HANTAVIRUS
County Urges Caution When Cleaning Up Rodent Droppings
 
 2009
 
11/10/09EIGHT MORE WILD MICE TEST POSITIVE FOR HANTAVIRUS
Use Caution When Cleaning Up Rodent Droppings

 
10/08/09FIRST LOCALLY ACQUIRED HUMAN WEST NILE VIRUS CASE REPORTED

 
09/09/09TWO MICE IN NORTH COUNTY TEST POSITIVE FOR HANTAVIRUS
Environmental Health Officials Ask Public to Use Caution When Cleaning Rodent Droppings

 
09/08/09MORE MOSQUITOES TEST POSITIVE FOR WEST NILE VIRUS
Eight Additional Dead Birds Test Positive for Virus

 
09/01/09WILD MOUSE TESTS POSITIVE FOR HANTAVIRUS
Use Caution When Cleaning Up Rodent Droppings

 
08/17/09SECOND 2009 HUMAN WEST NILE VIRUS CASE REPORTED
Virus Was Not Locally Acquired

 
08/13/09FIRST MOSQUITOES OF THE YEAR TEST POSITIVE FOR VIRUS
West Nile Virus Detected in Two North County Cities

 
07/24/09COUNTY REPORTS FIRST 2009 HUMAN WEST NILE VIRUS CASE
Virus Was Not Locally Acquired

 
07/21/09WEST NILE VIRUS DETECTED IN SORRENTO VALLEY
First Sentinel Chicken Flock Tests Positive for WNV

 
07/08/09MORE GROUND SQUIRRELS TEST POSITIVE FOR PLAGUE
County Warns Campers and Hikers to Take Precautions

 
05/20/09RABBIT TESTS POSITIVE FOR TULAREMIA
Rabbit Found at Guajome County Park Tests Positive for Tick-Borne Bacteria

 
05/05/09THIRD MOUSE TESTS POSTIVE FOR HANTAVIRUS THIS YEAR
Residents Should Be Careful When Cleaning Storage Sheds, Garages or Play Sets

 
04/22/09GROUND SQUIRREL TESTS POSITIVE FOR PLAGUE
Chance of Human Exposure Slight, but Precautions Should Be Taken

 
03/25/09COUNTY CONFIRMS HANTAVIRUS IN TWO WILD MICE
Use Caution When Spring Cleaning Garages, Barns or Cabins

 
02/25/09OUTDOOR ENTHUSIASTS URGED TO BE AWARE OF TICKS
Ticks May Carry Lyme Disease, Tularemia; County Urges Caution While Hiking

 
02/03/09WEST NILE VIRUS SURVIVING COLD WEATHER
Residents Still Urged to Remove Standing Water on Property

 
 
2008

 
12/23/08HANTAVIRUS CONFIRMED IN THREE MORE WILD MICE
Residents Are Urged to Take Precautions When Cleaning Garages or Dealing With Mice Infestations

 
12/16/08SANTA MAY WANT TO STUFF STOCKINGS WITH DEET THIS YEAR
New West Nile Virus Human Case Reported; Record Number of Local Cases This Year

 
12/04/08HANTAVIRUS CONFIRMED IN THREE WILD MICE
Residents Are Urged to Take Precautions to Avoid Exposure

 
12/03/08WEST NILE VIRUS WEEKLY UPDATE
Human Cases Rise to 34; Bird Cases to 549; County Continues Surveillance

 
11/25/08HANTAVIRUS CONFIRMED IN WILD MOUSE; FIFTH CASE THIS YEAR
Residents Are Urged to Take Precautions to Avoid Exposure

 
11/18/08WEST NILE VIRUS WEEKLY UPDATE
Human Cases Rise to 32; Bird Cases to 543; County Continues Surveillance

 
11/04/08WEST NILE VIRUS WEEKLY UPDATE
Human Cases Rise to 31; Bird Cases to 535; County Continues Surveillance

 
10/29/08HANTAVIRUS CONFIRMED IN WILD MOUSE; FOURTH CASE THIS YEAR
Residents Are Urged to Take Precautions to Avoid Exposure

 
10/28/08WEST NILE VIRUS WEEKLY UPDATE
Human Cases Rise to 30; Bird Cases to 525; County Continues Surveillance

 
10/21/08WEST NILE VIRUS FACT SHEET

 
10/21/08COUNTY WORKER SHARES DRAMATIC STORY AS HE FIGHTS WEST NILE VIRUS
Public Information Officer is One of Three New Patients; Cases Expected to Rise

 
10/14/08WEST NILE VIRUS WEEKLY UPDATE
Virus Continues to Spread Around San Diego County

 
10/07/08HUMAN WEST NILE VIRUS COUNT CONTINUES TO RISE
Additional Case Brings Total to 23

 
09/30/08HUMAN, BIRD, HORSE CASES OF WEST NILE VIRUS HIT RECORD
Public Urged to Take Steps to Protect Against Contracting WNV

 
09/23/08WEST NILE VIRUS WEEKLY UPDATE
Human Cases Rise to 18; Bird Cases to 425; County Continues Surveillance

 
09/16/08WEST NILE VIRUS WEEKLY UPDATE
Human Cases Rise to 14; Bird Cases to 411; Horse Deaths to Two

 
09/08/08WEST NILE VIRUS WEEKLY UPDATE
Human Cases Rise to 12, Birds 380

 
09/05/08UPDATE: WEST NILE VIRUS HUMAN CASES
Non-Locally Acquired WNV Case Reported; Case Count Rises to 11

 
09/03/08WEST NILE VIRUS WEEKLY UPDATE
Virus Still Killing Birds in Record Numbers

 
08/29/08"FIGHT THE BITE" OVER LABOR DAY WEEKEND
Additional Human West Nile Virus Case Reported; Case Count Rises to 10

 
08/27/08TWO ADDITIONAL HUMAN WEST NILE VIRUS CASES REPORTED
Case Count Rises to Nine; County Continues Surveillance

 
08/26/08WEST NILE VIRUS WEEKLY UPDATE
Virus Continues to Intensify Around the County

 
08/25/08TWO ADDITIONAL HUMAN WEST NILE VIRUS CASES REPORTED
Case Count Rises to Seven; County Continues Surveillance

 
08/19/08WARM WEATHER MEANS MOSQUITOES, WEST NILE VIRUS
County Warns Residents: Overwatering Leads to Mosquito Breeding

 
08/12/08DEAD BIRD COUNT CONTINUES TO CLIMB
Residents Urged to Eliminate Mosquito Breeding, Fight Spread of West Nile Virus

 
08/05/08RECORD BREAKING 62 BIRDS TEST POSITIVE FOR WEST NILE VIRUS
Upward Trend Continues; Residents Should Use Mosquito Repellent When Outdoors

 
08/04/08FOURTH GROUND SQUIRREL TESTS POSITIVE FOR PLAGUE
Chance of Human Exposure Slight, but Precautions Should Be Taken

 
07/31/08TWO NEW HUMAN WEST NILE VIRUS CASES REPORTED
Both New Cases Contracted Locally

 
07/30/08THIRD GROUND SQUIRREL TESTS POSITIVE FOR PLAGUE
Chance of Human Exposure Slight, But Precautions Should Be Taken

 
07/29/08WEST NILE VIRUS STILL ON THE RISE
Public Urged to Take Warnings Seriously

 
07/22/08FIRST 2008 HUMAN WEST NILE VIRUS CASE REPORTED
News Availability Scheduled for 10:30 a.m. Today

 
07/22/08WEST NILE VIRUS WEEKLY UPDATE
Sentinel Chickens, Mosquitoes, and Record Number of Birds Test Positive

 
07/15/08WEST NILE VIRUS WEEKLY UPDATE
Another Record Breaking Number of Dead Birds Test Positive for WNV

 
07/08/08WEST NILE VIRUS WEEKLY UPDATE
County's First Horse Tests Positive for WNV

 
07/01/08WEST NILE VIRUS WEEKLY UPDATE - RECORD WEEK!
Mosquitoes and Birds Test Positive for WNV

 
07/01/08GROUND SQUIRRELS TEST POSITIVE FOR PLAGUE
Chance of Human Exposure Slight, But Precautions Should Be Taken

 
06/24/08WEST NILE VIRUS WEEKLY UPDATE
Another Five Dead Birds Test Positive for Virus

 
06/17/08WEST NILE VIRUS WEEKLY UPDATE
Another Ten Dead Birds Test Positive for WNV

 
06/10/08WEST NILE VIRUS WEEKLY UPDATE
Ten Dead Birds Test Positive for Virus

 
06/03/08WEST NILE VIRUS WEEKLY UPDATE
Five Dead Birds Test Positive for Virus

 
05/22/08WEST NILE VIRUS WEEKLY UPDATE
Four Dead Birds Test Positive for Virus

 
04/29/08FIRES SPUR VECTOR ISSUES
Flies, Rats and Mosquitoes May Become Problematic Post Fires

 
04/03/08HANTAVIRUS CONFIRMED IN A WILD MOUSE
Use Caution When Spring Cleaning

 
03/11/08WEST NILE VIRUS DETECTED LOCALLY EARLIER THAN EVER BEFORE
County Says Last Year’s Infection Rates Show Residents Over 50 at Greatest Risk
 
03/05/08COUNTY CONFIRMS HANTAVIRUS IN LOCAL WILD MOUSE
Vector Control Tests Wild Harvest Mouse from Los Penasquitos Canyon