Urban stormwater runoff is rainwater or snowmelt runoff that runs off the pavement, parking lots, rooftops and other impermeable surfaces in the cities. As the runoff travels to the lowest elevation, it carries with it dirt, trash, toxins and various pollutants – all the way into streams, lakes, rivers, estuaries, or oceans. This polluted runoff affects the water quality in the receiving bodies and causes significant damage to ecosystems. Continue reading “How to manage urban stormwater quality in three steps”