The Ultimate If Everybody Flushed Toilets At Once Quiz

By: Staff

4 Min Quiz

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About This Quiz

World Toilet Day is a good time to consider how a modern toilet is a marvelous marvel of convenience. Knowing how much water is being used by all those toilets may astound you. Conserve water by purchasing a Water Sense Certified Toilet. Take this quiz to see how flushed you are with the knowledge about what will happen if everybody flushed their toilets at the same time.

When is World Toilet Day?

November 19 is World Toilet Day.


How do low-flow toilets help the environment?

Low-flow toilets are designed to conserve water.


How many gallons of water per flush are allowed for toilets produced in the U.S. today?

U.S. Federal law permits toilets produced in the U.S. to use no more than 1.6 gallons of water per flush.


When first introduced to U.S. markets, how did consumers like the low-flow toilets?

Consumers were not overjoyed with the first generation of low-flow toilets.


What is another name for low-flow toilets?

Low-flush toilets are the same as low-flow toilets.


What does the Water Sense label certify?

Toilets that use no more than 1.28 gallons of water per flush are given the Water Sense label.


How many times in your lifetime does the United States Environmental Protection Agency estimate that you flush a toilet?

The EPA estimates that a typical American will flush about 140,000 times in a lifetime, give or take a few flushes.


When were low-flow toilets introduced to U.S. markets?

The first generation of low-flow toilets was introduced during the early 1990s


In many American homes, how big are the sewer pipes?

A typical residential sewer pipe is about four inches (10cm) in diameter.


Residential sewer pipes are usually connected to what system?

The pipes in your home may be connected to the subdivision sewer system, and those may connect with the street system.


What mechanism is used to manage the different elevations of communities?

Sewer systems use lift stations to manage the different elevations.


How does the percentage of homes having toilets in India compare with the U.S.?

It's not even close. Many homes in India lack a toilet, while very few homes in the U.S. do.


What would happen if all the toilets in the U.S. were flushed at the same time?

Let's hope we never find out, but it seems likely that a major sewage back-up would occur.


If all the U.S., toilets were flushed at the same time, what type of toilet could help the situation somewhat?

Low-flow toilets, using no more than 1.6 gallons of water per flush, would not save the day, but the damage would be less.


If your toilet is older than 1992, how much water per flush is used?

Your older toilet probably uses between 3.5 to 5 gallons of water per flush.


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