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These calculators show when your isolation or quarantine period ends based on the date of testing positive, or contact with a person who tested positive.

    Close Contact Notice

    If you have been in close contact with a person diagnosed with COVID-19, it is necessary that you do the following:

    • Quarantine or isolate - View CDC Infographic
    • Follow the directions of the contact tracer or your local health department
    • Consider following the recommendation to get tested for COVID-19

    *Note: If you have tested positive for COVID-19 within the last 90 days, talk with your doctor about the need to quarantine. In addition, as long as you do not have symptoms, you do not need to get another test for COVID-19. If you develop or have symptoms of COVID-19, consult with your medical provider.


    Isolation Calculators

    If you have tested positive and HAVE symptoms, use this calculator.

    If you are symptomatic and have tested positive for COVID-19 then you must isolate for 10 days from the date your symptoms began. To stop or discontinue isolation, at least 10 days must have passed since your symptoms began and at least 24 hours have passed since your fever went away without the use of fever-reducing medications (such as Tylenol or Ibuprofen) and other symptoms have improved​.​​

    ​​​Enter the first day your symptoms began below. Format: mm/dd/yyyy

    If you have tested positive but have NO symptoms, use this calculator.

    ​Enter the test date below.​ Format: mm/dd/yyyy

    Quarantine Calculator

    If you have been identified as a close contact, use this calculator.

    Enter the last date of the contact with the person who tested positive below. Format: mm/dd/yyyy

    Reinfection Susceptibility Calculator 

    You previously tested positive for COVID-19 and want to know when you are susceptible to reinfection: 90-Day Calculator

    Reinfection among individuals who test positive for SARS-CoV-2, the virus that causes COVID-19 appears to be uncommon during the initial 90 days after symptom onset of your COVID-19 diagnosis.

    Enter the first day your symptoms began
    OR your test date if you did not have symptoms but tested positive. Format: mm/dd/yyyy

    This code adapted with the permission of the State of South Dakota.

    Copyright 2020 State of South Dakota

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