But tap water quality is actually an important topic with many things to consider. The first step to a tasty glass of yummy GTA tap water is to understand your water situation. Lake water is then passed through screens to remove debris and is then disinfected with either chlorine or ozone. Tap water quality and concernsCloudy, murky, or even grey-coloured water isn't pretty to look at, and it could be cause for concern. Learn more about your tap water and head over to Kinetico's website to get a free, in-home consultation today.