All San Franciscans 6 months and older are urged to receive the updated 2023-2024 COVID-19 vaccine in alignment with CDC recommendations.
What to do
Wear a mask
N95, double, and well-fitting medical masks are more effective. Up your protection when cases are rising.
接觸到 2019 新型冠狀病毒肺炎患者時應採取的措施
請在密切接觸後的 3 到 5 天後接受檢測，而在密切接觸後的 10 天內，只要周遭有人，就必須佩戴口罩。
Get tested for COVID-19
Any time you feel sick or have a known exposure, get tested.
如果您有可能已染上 2019 新型冠狀病毒肺炎，請降低其傳播風險。如果檢測呈陽性，或感到不適，請防止病毒擴散。
接受 2019 新型冠狀病毒肺炎的治療
San Francisco COVID-19 Data Tracker
See data around coronavirus cases and test results.
Business during the coronavirus pandemic
What you need to reopen your business safely. Get loans, grants, and other help for your business.
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