Alberta’s chief medical officer of health declared an outbreak of COVID-19 at the Horizon oilsands work camp in Fort McMurray, operated by Canadian Natural Resources, on Wednesday.
Dr. Deena Hinshaw said five cases have been confirmed, which prompts public disclosure of the outbreak. “There have been five confirmed cases linked to the camp and the operator is working closely with Alberta Health Services to limit the spread,” she said. “We are announcing this outbreak today as it has met the threshold of five cases.
When there are one or two cases at a particular work site, that isn’t considered to be proof of transmission at that work site and therefore the public disclosure waits until five cases where it does seem that there has been