Which of the following statements regarding non-potable water is true?

Which of the following statements regarding non-potable water is true?
A . Blackwater can only be used for flush fixtures
B . Stormwater runoff can be treated and used in a facility’s cooling towers
C . Captured rainwater must be treated before it can be used to irrigate landscaping
D . can be used for any household purpose as long as it is not consumed

Answer: B

Explanation:

Stormwater runoff can indeed be treated and used in a facility’s cooling towers. This is an example of using non-potable water (water that is not of drinking quality) for purposes that do not require potable water. Other uses for treated stormwater might include toilet flushing or irrigation.

Reference: LEED Green Associate Candidate Handbook, U.S. Green Building Council resources