Self-Test D-3.8 Stormwater Site-Retention Systems

Complete Self-Test D-3.8 and check your answers.

1. What is the term given to the natural flow of precipitation over land surfaces?
   1. Water table
   2. Run on
   3. Runoff
   4. Water cycle

    

2. What is the term given to the practice of holding runoff water on a site and releasing it slowly back into the water table?
   1. Stormwater detention
   2. Stormwater retention
   3. Drainage ditching
   4. Stormwater saving

    

3. What type of landscaping will promote stormwater entering the water table?
   1. Low-water
   2. Hard
   3. Soft
   4. Absorbent

    

4. What type of roof would be used in a source control stormwater practice?
   1. Blue
   2. Green
   3. Hard
   4. Soft

    

5. What is required when an onsite stormwater reuse system is constructed?
   1. Storage tank
   2. Expansion tank
   3. Storm valve
   4. Circuit vent

    

Answer Key: Self-Test D-3.8 is on the next page.