… a northern and remote First Nation says that because of … water advisories in Canadian First Nations communities by March 2021, … statistics, there are 51 First Nation communities under boil water … Manitoba, TCN and Shamattawa First Nation are the two communities …… a northern and remote First Nation says that because of … water advisories in Canadian First Nations communities by March 2021, … statistics, there are 51 First Nation communities under boil water … Manitoba, TCN and Shamattawa First Nation are the two communities …