COVID-19 at two locations in Halifax on Monday. All the potential COVID-19 exposure sites in Nova Scotia over the past 14 days Health officials are directing anyone who worked or visited the locations on the specific date and time to immediately visit the province’s COVID-19 self-assessment page or call 811 to book a COVID-19 test.This should be done regardless of whether an individual has coronavirus symptoms.[ Sign up for our Health IQ newsletter for the latest coronavirus updates ]According to the province, all potential exposure notifications are now listed here: http://www.nshealth.ca/covid-exposures..