California Counties Motion Charts of Covid-19 deaths vs confirmed cases
bubbles sized by population density for CA Counties and colored by per capita income (Jan 25, 2020 - Apr 30, 2020)
cases per million population with bubbles sized by CA county population and colored by per capita income (May 1, 2020 - Jun 25, 2020)
California by County every 5 days |
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Observations:
- Deaths are roughly linear with confirmed cases on a log scale
- By March 24th the following counties were already observing deaths: Santa Clara (SCL), Riverside (RIV), San Jose (SJ), Sacramento (SAC), LA County, Orange County.
- By June 25th:
- In terms of confirmed cases and deaths per 1 Million county population
- The leading counties are Lake (LAK), Nevada (NEV), Mono (MNO) with Imperial (IMP) catching up since the end of May.
- These are followed by LA County (LA), Orange Country (OR), Kings County (KIN), Tuolumne (TUO) and Riverside (RIV).
- If one just takes the number of cases (i.e. do not normalize by the population of the county) then:
- The leading counties are LA County (LA), Orange County (OR), Lake County (LAK), Nevada County (Nevada), Riverside (RIV), San Diego County (SD) and San Bernadino County (SBD)
- In general, the counties with lower per capita income appear to have lower numbers of confirmed cases and deaths, The exceptions are Lake County (LAK), Imperial County (IMP), Kern County (KER), Tuolumne County (TUO) and Fremont County (FRE).
- In terms of confirmed cases and deaths per 1 Million county population
- By July 20:
- LA county, Orange county (ORA), Lake, Riverside (RIV), San Diego (SD) and San Bernadino (SBD) counties by July 20 had a clear lead in deaths and confirmed cases.
- By this time LA county had almost four times the deaths of the next highest (Orange) county and almost three times the confirmed cases.
- The following counties still had zero deaths:
| County | ID | Covid-19 confirmed | deaths | Population() |
| Alpine | ALP | 2 | 0 | 1202 |
| Amador | AMA | 57 | 0 | 37159 |
| Calaveras | CAL | 87 | 0 | 44921 |
| Colusa | COL | 223 | 0 | 21424 |
| El Dorado | ED | 443 | 0 | 181465 |
| Lassen | LAS | 512 | 0 | 33356 |
| Plumas | PLU | 24 | 0 | 19286 |
| Sierra | SIE | 22 | 0 | 3019 |
| Siskiyou | SIS | 50 | 0 | 44261 |
| Trinity | TRI | 104 | 0 | 13515 |
| Tuolumne | TUO | 101 | 0 | 54347 |
- Imperial county with a population of 177K had 8606 cases and 163 deaths, this compares with El Dorado county with a population of 181K had 443 cases and 0 deaths.