Struggling with the demand for water, the City of Saint-Hyacinthe, Que. has imposed a lawn watering ban in effect from June through September. CTV News reports the city’s water filtration plant is currently operating at 80 per cent capacity, but with the heat of summer imminent the plant will be operating at near capacity. The city’s mayor is urging residents to maintain their lawns at 15 centimetres. Environmentalists say using tap water for la…