Creek Connections

Point vs. Non-point Source Pollution

*Point Source Pollution:*
A single, identifiable source that discharges (empties) pollutants into the environment.

*Non-point Source Pollution:*
A more difficult source of pollution to pinpoint because this pollution type enters the environment from a widespread land area.


Point vs. Non-point Source Pollution Mini-Quiz
*Based on the definitions above, are the following examples of point or non-point source pollution? Click on your guesses underneath the pictures below.*




Source: http://www.kypride.org
1. Sewage Treatment Plant Discharge
	Point
	Non-point


Source: http://www.departments.bucknell.edu/projects/foun099/LandUse/agriculture.html#anchor
2. Farmer's Field Eroding Soil and Fertilizer
	Point
	Non-point

AIR POLLUTION and ACID RAIN

Source: http://encarta.msn.com/encnet/refpages/RefMedia.aspx?refid=461535193
3. Acid Rain
	Point
	Non-point


Source: http://www.yesterland.com/parkinglot.html
4. Runoff From Your School's Parking Lot
		Point
		Non-point

Go to National Water Monitoring Day Main Page		Creek Connections Home Page

Point vs. Non-point Source Pollution