San Diego County COVID-19 Update – 10-4-2020

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Here is today’s COVID-19 update from the County Health and Human Services Agency with data through Oct. 3.

New State Metrics:

  • Under the new state monitoring metrics, San Diego County is currently in Tier 2, also referred to as the Red Tier.
  • San Diego’s state-calculated, adjusted case rate is 6.7. The testing positivity percentage is 3.5%.
  • The California Department of Public Health will assess counties on a weekly basis, with the next report scheduled for Tuesday, Oct. 6.

Community Setting Outbreaks:

  • No new community outbreaks were confirmed on Oct. 3.
  • In the past seven days (Set. 27 – Oct. 3), 24 community outbreaks were confirmed.
  • The number of community outbreaks remains above the trigger of seven or more in seven days.
  • A community setting outbreak is defined as three or more COVID-19 cases in a setting and in people of different households over the past 14 days. ​


  • 8,797 tests were reported to the County on Oct. 3 and the percentage of new laboratory-confirmed cases was 3%.
  • The 14-day rolling average percentage of positive cases is 3.1%. Target is less than 8.0%.
  • The 7-day, daily average of tests is 9,226.
  • People with and without symptoms who are at higher risk for COVID-19 should be tested. Healthcare and essential workers should also get a test, as well as people who had close contact to a positive case or live in communities that are being highly impacted.


  • 236 new cases were confirmed among San Diego County residents on Oct. 3. The region’s total is now 48,436.
  • Four of the 236 new cases are connected to San Diego State University. In addition, two previously reported confirmed cases are now associated with SDSU. The total number of cases connected to SDSU students is here.
  • 3,575 or 7.4.% of cases have required hospitalization through Oct. 3.
  • 831 or 1.7% of all cases and 23.2% of hospitalized cases had to be admitted to an intensive care unit.


  • Five new COVID-19 deaths were reported in San Diego County on Oct. 3. The region’s total is now 803.
  • Five males who ranged in age from mid-40s to mid-80s died between Sept. 6 and Sept. 21.
  • All five had underlying medical conditions.

More Information:

The more detailed data summaries found on the County’s website will be updated around 5 p.m. today.

Craig Sturak is a group communications officer with the County of San Diego Communications Office. Contact