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First WNv Positive Sentinel Chicken

  The Shasta Mosquito and Vector Control District (SMVCD) confirmed that a sentinel chicken tested positive for West Nile virus (WNv) antibodies. This is a sign of increased risk to people from West Nile virus. The chicken is part of… Continue Reading

West Nile Activity Increases Throughout the District

The Shasta Mosquito and Vector Control District (SMVCD) is advising Shasta County residents that West Nile virus is now widespread throughout the District. Since our first reported WNv positive, the virus has now been detected in six birds, three mosquito… Continue Reading

Highest Levels of West Nile Virus Found in Shasta County Since 2007

The Shasta Mosquito and Vector Control District (SMVCD) reports that mosquito-borne disease surveillance has detected the highest levels of West Nile virus (WNv) activity in this area since 2007. Although no human or horse cases have yet been reported, SMVCD… Continue Reading