News Flash Home
The original item was published from 5/20/2021 12:59:00 PM to 5/20/2021 1:18:22 PM.

News Flash

City Spotlights & COVID-19 Updates

Posted on: May 20, 2021

[ARCHIVED] COVID-19 Update | May 20, 2021

Data-Updates Newsflash Image

COVID-19: Brookings County

UPDATED: May 20, 2021

The South Dakota Department of Health COVID-19 page is updated daily and has confirmed:

  • Total Cases: 4,218
  • Recovered Individuals: 4,160
  • Active Cases: 21
  • Spread Category: Moderate

COVID-19: Brookings Thresholds

UPDATED: May 14, 2021

  1. Is the epidemic controlled? Yes.  Rt was below 1.0 for all of the last 14 days; community spread is currently moderate per DOH definition based on last two weeks of cases.
  2. Is the health system able to cope with a resurgence of COVID-19 cases that may arise after adapting some measures? Brookings Health System feels they can handle the anticipated numbers (n = 0 to 1).
  3. Is the public health surveillance system able to detect and manage the cases and their contacts, and identify a resurgence of cases in Brookings?
    a. Mitigation Level: Yes, according to BHS data (includes sentinel testing, multiple tests on same person, non-county residents) and state data using tests done and unique people tested.
    b. Suppression Level: Yes, test positivity is 3% based on BHS data and for state data there is a range of 1% based on tests done to 7% based on unique individuals tested.
    c. Approximate Time to Receive Test Results: 1 to 2 days
    d. Percent of Brookings population aged 16 years or older that has received at least one vaccine as of 5/12/21: 48%


COVID-19: Brookings Epidemiology Weekly Video

UPDATED: May 20, 2021

Ask An Epidemiologist! Have a suggestion for a topic or a question you would like answered? Email us at

2021 DAILY (1)

2021 DAILY (2)

2021 DAILY (3)

2021 DAILY (4)

2021 DAILY (5)

2021 DAILY (6)

2021 DAILY (7)

2021 DAILY (8)

COVID-19: Local, Regional, and National Weekly Summary

UPDATED: May 20, 2021

Brookings County (substantial spread is 34+ new cases per week)

  • 4,218 cases:  11 new cases this week vs. 9 in previous week (in moderate spread)
  • 23 active cases (down from 30 last week)
  • Test positivity among people tested (11%) & among tests done (1%); percent test positivity based on PCR tests only (DOH dashboard = 1%)
  • Four out of the 11 cases this past week were in the 50-59 year age group and four were in the 20-39 year age groups.
  • 160 ever hospitalized: 2 new admissions this week vs. 5 in previous week
  • 37 total deaths: 0 deaths this week vs. 0 in previous week
  • 40% of Brookings County residents have received 1+ vaccines and 36% are fully vaccinated (not including VA & IHS).  Hughes County residents have the highest vaccination rate (50%), while Pennington County has the lowest (32%).
  • Cumulative cases per 100,000 population by week are given for counties with the 10 most populous cities (three slides; see county rankings below).  
    • Brookings County has the second lowest overall number of cases per population (Lawrence County is best).  
    • Brookings County had the third lowest number of cases in the past seven days per population out of the counties with the top 10 most populous cities.
  • Brookings County mobility data were updated this week.

South Dakota (substantial spread is 864+ new cases per week)

  • 123,822 cases: 325 new cases this week vs. 424 in previous week (in moderate spread)
  • 674 active cases (1,004 last week)
  • 15% of cases this past week were among individuals aged 60+ years (11% last week)
  • Test positivity among people tested (10%) & among tests done (2%); percent test positivity based on PCR tests only (DOH dashboard = 1%).
  • 7,530 ever hospitalized: 54 admissions this week vs. 59 in previous week
  • 53 people currently hospitalized vs. 66 hospitalized last week (19 in the ICU vs. 20 last week)
  • 1,994 deaths:  6 deaths this week vs. 14 in previous week 
  • 51% of South Dakotans and 52% of Brookings county residents aged 20+ years have received 1+ vaccines.  Brookings County has a higher vaccination rate in all age groups except 20-29 years. All age groups less than 60 years have less than a 70% vaccination rate. 
  • 14.0% of South Dakotans have tested positive (12.0% of Brookings County residents): the age group with the highest percentage is 20-29 years (18.7% for SD & 16.0% for Brookings) followed by 40-49 year (18.5% for SD & 15.3% for Brookings).
  • Overall, 6.0% of South Dakotans who have tested positive have been hospitalized and ranges from 1.1% in the less than 20 year age group to 6.0% in the 60-69 year age group, and increasing to 29.0% in 80 years and older age group.
  • Overall case fatality rate (percent of people testing positive for COVID who die) is 1.62% and ranges from less than 1% in individuals less than 60 years of age to 2.0% in the 60-69 year age group, and increasing to 20.6% in the 80 years and older age group.
  • Cumulative number of cases for K-12 and higher education: 11,795 & 3,925 cases in K-12 students & staff and 3,492 & 668 cases in higher ed students & staff.
  • Deaths over time, including through March 2021, and by causes of death (four slides) were updated:
    • 2020 Total deaths (provisional) = 9,857
      • Average number of deaths/year (2010-2019) = 7,602
      • Difference between observed & average = 2,255
      • COVID deaths in 2020 per DOH dashboard = 1,488
    • 2021 Total deaths through March (provisional) = 2,324
      • Average number of deaths/year through March (2010-2019) = 2,018
      • Difference between observed & average = 306
      • COVID deaths in 2021 per DOH dashboard = 447
    • Total deaths per 100K population in February and March of 2021 were similar to the average for 1960-2019.
  • South Dakota mobility data were updated this week. 


  • 33.77 million cases: 224,830 new cases this week vs. 275,456 in previous week
  • 601,330 total deaths: 4,384 deaths this week vs. 4,537 in previous week 


  • 164.8 million cases: 4.56 million cases this week vs. 5.34 million in previous week
  • 3.41 million deaths: 87,316 deaths this week vs. 90,214 in previous week 

COVID-19: Rankings (Top 10 Most Populous South Dakota Counties)

UPDATED: May 12, 2021


COVID-19: Weekly Data

UPDATED: May 12, 2021

Source: Bonny Specker, Ph. D., South Dakota State University, Division of Research and Economic Development


COVID data slides_Page_01

COVID data slides_Page_02

COVID data slides_Page_03

COVID data slides_Page_04

COVID data slides_Page_05

COVID data slides_Page_06

COVID data slides_Page_07

COVID data slides_Page_08

COVID data slides_Page_09

COVID data slides_Page_10

COVID data slides_Page_11

COVID data slides_Page_12

COVID data slides_Page_13

COVID data slides_Page_14

COVID data slides_Page_15

COVID data slides_Page_16

COVID data slides_Page_17

COVID data slides_Page_18

COVID data slides_Page_19

COVID data slides_Page_20

COVID data slides_Page_21

COVID data slides_Page_22

COVID data slides_Page_23

COVID data slides_Page_24

COVID data slides_Page_25

COVID data slides_Page_26

COVID data slides_Page_27

COVID data slides_Page_28

COVID data slides_Page_29

COVID data slides_Page_30

COVID data slides_Page_31

COVID data slides_Page_32

COVID data slides_Page_33

COVID data slides_Page_34

COVID data slides_Page_35

COVID data slides_Page_36

COVID data slides_Page_37

COVID data slides_Page_38

COVID data slides_Page_39

COVID data slides_Page_40

COVID data slides_Page_41

COVID data slides_Page_42

Engage-Brookings-Banner-Image Opens in new window

COVID-19 questions or concerns? Connect with us directly using Engage Brookings. Visit the website ( or download the app on your mobile device.

App Store Button Opens in new window Google Play Button Opens in new window

COVID-19 Hub

The City of Brookings has compiled safety information and helpful resources to help you navigate these challenging times.

Facebook Twitter Email

Other News in City Spotlights & COVID-19 Updates

City of Brookings Bring Your Dreams with all employees

Join Our Team

Posted on: November 12, 2019