The Health Department is warning people to be aware of the health risks posed by algal blooms in lakes and other water.Keep in mind if the water looks different than usual, it’s best to avoid it.Swimmers are urged to avoid discoloured areas of water, as well as areas that appear to have a thick, blue or green plaint like scum.When present in the water, these blooms may cause skin, eye or throat irritation, and for more information, click here.