For urban dwellers, rivers and oceans may be the last thing on their mind. However, snowmelt and stormwater runoff pollution not only threatens water bodies, but people as well. Fortunately, local governments can rely on industry-leading stormwater systems to ensure that water is properly filtered and treated before they reach bodies of water.
http://www.stormchambers.com/industry-news/stormwater-systems-help-curb-the-water-pollution-caused-by-snowmelt/