Independent guides for homes on a private well and septic system. We don't sell treatment systems or pumping services.

Canada

Most of this site is written for the United States. Canada has its own guidelines, its own units and, in some provinces, free testing. These guides use Health Canada and provincial sources.

Testing and guidelines

Testing and guidelines

Well water testing in Canada: what to test, how often and where

Health Canada advises testing a private well for bacteria every six months. The Canadian guideline values, how they differ from US limits, and where to test.

4 min read · Updated Oct 9, 2026