Lesson 2: What Is a Watershed? (6-8)
Handout 1

Water Usage Information

Water Usage

Number of Gallons Used

Flush a toilet

3-5

Full bath in tub

36-50

Wash hands (with water running)

4 gallons per minute

Brush teeth (with water running)

2-10

Dishwasher

8-12 per load

Wash clothes

20-50 per load

Drinking water

2-12

Cooking

10

Washing the car

100

For the latest information on the relationship between production and water consumption, go to the Water Footprint website http://www.waterfootprint.org/?page=files/home See examples under the heading "The relation between consumption and water use."

On an average, globally, it takes the following amounts of water to produce the following foods: