Smithsonian National Zoological Park l Friends of the National Zoo



Settle Down: Turbidity and Water Quality

Teacher Preparation and Set-up

Preparation and set-up instructions for this lesson are outlined in the student pages.

View of muddy river and skyline

Shenandoah River in flood in June 2006 after a major storm. This picture was taken from the Cullers Overlook at Shenandoah River State Park, Bentonville, VA. The color of the river indicates a very high turbidity resulting from storm runoff.