CNN uses its My Waterway app , available through the agency 's website . Software allows users to check the water quality in thousands of lakes , rivers and streams . CNN uses it to report on D.C. waterways and find lots of polluted sites .
EPA launches its My Waterway app , available through the agency 's website . Software allows users to check the water quality in thousands of lakes , rivers and streams . CNN uses app to check on D.C. waterways and found lots of polluted sites .