YNP: More than 1,000 employee surveillance COVID tests result in zero positives so far - Casper, WY Oil City News
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YNP: More than 1,000 employee surveillance COVID tests result in zero positives so far

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Yellowstone National Park says zero positives have resulted out of 1,237 COVID-19 surveillance tests performed on its employees so far. The numbers come from tests conducted over the past eight weeks.

According to a release, 205 test result are still pending.

The release says two Yellowstone concession employees that showed symptoms of COVID tested positive for the virus. The employees were isolated and “mitigation steps were taken in accordance with Centers for Disease Control and Prevention guidance. Accordingly, health officials led contact tracing,” said the release.

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The first employee likely contracted the virus outside of the park, and the second had symptoms while in the park and was quarantined. Additional tests on employees around the area resulted in zero positives.

In addition, release says three separate visitors have tested positive recently after being in the park. The visitors sought medical help at Yellowstone clinics. It is likely two of the visitors contracted the virus outside of the park.

It has not been determined where the third visitor may have contracted the virus.

The release says the three positives are the first out of some 1.4 million people who visited the park since opening this season.

“At this point, a limited number of cases have appeared in different locations around the park,” said U.S. Public Health Officer, George Larsen in the release. “Currently, there is no indication of any type of community spread in the park although we are monitoring it very closely.”  

As of Tuesday, Park County has 101 seen confirmed cases of COVID-19, and zero deaths.


The Latest Statistics from the Wyoming Department of Health:


What to do if you are feeling sick: In the wake of the COVID-19 outbreak, the Casper-Natrona County Health Department says that people who are feeling sick or exhibiting symptoms should contact their primary physician.

If you do not have a primary care provider, and live in Natrona County, please contact the COVID-19 hotline, operated by the Casper-Natrona County Department of Health. The line is open Monday – Friday 8:00 am – 5:00 pm 577-9892. Hotline services are intended for Natrona County residents and may not be able to provide specific information to persons calling from out of county.

Officials ask that you please do not self-report to the Emergency Room. Persons experiencing problems breathing should call 9-11.

For general inquiries and non-symptom related questions about COVID-19, please contact the Casper-Natrona County Health Department via email: covid@cnchd.org


  • Practice Social Distancing by putting distance between yourself and other people. This is especially important for people who are at higher risk of getting very sick.
  • Wash your hands often with soap and water for at least 20 seconds especially after you have been in a public place, or after blowing your nose, coughing, or sneezing. If soap and water are not readily available, use a hand sanitizer that contains at least 60% alcohol.
  • Avoid close contact with people who are sick
  • Stay home if you’re sick
  • Cover coughs and sneezes. Cover your mouth and nose with a tissue when you cough or sneeze or use the inside of your elbow.
  • Clean AND disinfect frequently touched surfaces daily. This includes tables, doorknobs, light switches, countertops, handles, desks, phones, keyboards, toilets, faucets, and sinks.

A list of area closures attributed to COVID-19 are available here.