Definitions for "NON POINT SOURCE POLLUTION"
occurs when a pollutant is from a source that is not so easily identifiable such as water runoff. Example: run-off during a rainstorm may cause contamination from fertilizers onto the surface of the bay.
Widespread overland runoff containing pollutants; the contamination does not originate from one specific location, and pollution discharges over a wide land area.
combination of individual sources that pollute surface water, i.e.construction sites, storm water runoff from crop land, and failing septic tanks