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West Nile Virus in 2019 <br />San Mateo County <br />■ No dead birds <br />■ No mosquito samples <br />■ No adult mosquito <br />control treatment <br />■ No sign of WNV during <br />2019 despite activity in <br />neighboring counties <br />Statewide <br />■ 243 dead birds <br />■ 139 sentinel chickens <br />■ 3,288 mosquito <br />samples <br />■ 203 human cases <br />■ 6 human fatalities <br />