This document has been removed & relocted by the Government of Canada several times since its publication in 2006. With 17 years of experience in the field of Water Treatment, we expect this "sweeping under the rug" from the government....
so we saved a PDF :)
"What is Health Canada doing to ensure the safety of our drinking water?
At present, there is no health-based guideline recommending a safe level of aluminum in drinking water in Canada."