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881,549 pop; 775,544 (88%) vacc, 209,846 (24%) pos, 1,178 (0.13%) deaths as of 2023-03-09

Closing and Reopening policy changes

2020-08-31
🔴
Entered Red tier (Substantial)
2020-09-21
🟠
Entered Orange tier (Moderate)
2020-10-19
🟣
Entered Purple tier (Widespread)
2020-11-16
🔴
Entered Red tier (Substantial)
2020-11-28
🟣
Entered Purple tier (Widespread)
2021-03-01
🔴
Entered Red tier (Substantial)
2021-03-22
🟠
Entered Orange tier (Moderate)
2021-05-03
🟡
Entered Yellow tier (Minimal)
2021-06-15
🟢
Reopening

Sources: Cal-SuWers Network, California Blueprint Data Chart, Google Community Mobility Reports, HealthData.gov, JHU COVID Resource Center, Sewer Coronavirus Alert Network, US CDC COVID Data Tracker