MOSQUITOES POSITIVE FOR WEST NILE VIRUS IN BETHEL ISLAND (10/28/16)
FOUR MORE DEAD BIRDS POSITIVE FOR WEST NILE VIRUS IN CONTRA COSTA COUNTY (10/14/16)
MORE BIRDS, MOSQUITOES POSITIVE FOR WEST NILE VIRUS IN CONTRA COSTA COUNTY (10/6/16)
TWO GROUPS OF MOSQUITOES IN EAST COUNTY AND ONE DEAD BIRD IN CONCORD POSITIVE FOR WEST NILE VIRUS (9/1/16)
WEST NILE VIRUS CONTINUES WITH MORE DEAD BIRDS AND CHICKENS (8/25/16)
FIVE MORE DEAD BIRDS & A CHICKEN WITH WEST NILE VIRUS IN CONTRA COSTA COUNTY (8/10/16)
WEST NILE VIRUS ACTIVITY RAMPS UP IN CENTRAL AND EAST CONTRA COSTA COUNTY (8/4/16)
BIRD, CHICKENS POSITIVE FOR WEST NILE VIRUS IN OAKLEY (7/29/16)
MOSQUITOES WITH WEST NILE VIRUS FOUND NEAR KNIGHTSEN AND ANTIOCH (7/22/16)
WEST NILE VIRUS RISK INCREASES AS THREE MORE DEAD BIRDS TEST POSITIVE (7/14/16)
DEAD BIRD POSITIVE FOR WEST NILE VIRUS FIRST FOR 2016 (6/14/16)