The water hardness in Dorchester Ontario is 267 mg/L (which is the same as ppm). This converts to 15.6 grains per gallon, which is the water hardness unit that is most commonly used in the softener industry. With this hardness level, most homes in Dorchester would benefit from a water softener. The Dorchester water utility adds chlorine to the distribution system. So residents wanting to remove this disinfectant can do so with a standard activated carbon based system.
This information was acquired directly from the water utility on September 8th, 2016.