Residents in Chippewas of the Thames First Nation near London, Ont., as well as a number of people and businesses in Munsee-Delaware Nation, continue to be under a boil advisory that’s been in effect since last month. The precautionary boil water advisory was first issued on Dec. 14, 2021, and asked residents to conserve their water usage. On Thursday, officials with Chippewas of the Thames announced the advisory is being extended “until further notice” and will impact all of its residents, along with “29 properties and 6 commercial businesses” in Munsee-Delaware.