"No detection" doesn't mean no Covid-19. NWT officials are studying why sewage samples sometimes don't find any trace, even when we know there are cases.
The state of emergency giving the NWT's chief public health officer additional powers during the Covid-19 pandemic will now run into June at the earliest.
In total, 62 of the 71 cases in the Yellowknife cluster have recovered bringing the active number of cases to nine. No one has needed hospital treatment.
Pfizer-BioNTech vaccine clinics for residents aged 12 to 17 have been scheduled for Hay River, Inuvik and Fort Smith beginning next week.
Students and school staff with symptoms of Covid-19 are encouraged to stay home and arrange an appointment with their health care provider.
Privacy officials across Canada are stressing caution when it comes to developing vaccine passports, saying they could encroach on civil liberties.
Yellow Dog Lodge in the North Slave will officially be welcoming visitors from across Canada this summer.
In total, 58 of the 70 Covid-19 cases related to the NJ Macpherson School outbreak have recovered.
Out-of-territory travellers are allowed to drive through the NWT to get to Wood Buffalo National Park this summer – so long as they follow certain rules.
"Make wise choices about travel," the NWT said ahead of the long weekend. Advice to limit travel in the North Slave remains, though camping gets a green light.
There were no new cases in Yellowknife's Covid-19 outbreak over the past 24 hours. Seventeen of the 69 cases remain active.
The NWT government on Monday announced four new cases of Covid-19 related to the NJ Macpherson School outbreak in Yellowknife, bringing the cluster total to 69.