I didn’t know this: It takes about 40,000 gallon of water to make a car, tires included; I didn’t know this either: The first-ever municipal water filtration system opened up in Scotland in 1832.

Earlier this spring, as you know, unhealthy levels of lead were revealed to be poisoning people in Flint, Mich., through the city’s public water supply. The bureaucratic blunder that led to this terrible public health hazard grabbed headlines and scrutiny across the country. And some of the trivial tidbits that accompanied the reporting out of Flint grabbed the ears of me and my son, who is 9. When we heard how many miles of pipes snake through the United States, we had to find out more.

As horrifying as the news out of Flint was and still is, we wanted to know more about public water logistics, or to be more precise, we wanted to see the big stats we thought we would surely discover.

Being cool-nerdy guys who like to ‘look things up,’ my boy and I found a webpage dedicated to water trivia compiled by the good folks at the Environmental Protection Agency. It’s a pretty extensive list. You will know right off the answers to some of the trivia questions on the page. But if you are like me, you'll find some nuggets to throw out at get-togethers.

16 water-related trivia questions unrelated to agriculture which will awe (or not) your friends:

Thanks go to Gary Hawkins, University of Georgia Extension water and conservation specialist, for pointing out, and helping me find, these EPA water facts on his blog Water at UGA.