Why would selenium be in our local water supply? Can something be done to take it out?
asked 7 February 2017 asked by lakestum (510 points)
Remember in the movie “Evolution” when they use selenium to destroy the alien invasion? That’s because it is an element. If you have locally high levels of selenium in your soil, then there is a chance that your local water supplies will have it too. There are numerous ways to minimize selenium. This PDF has all of the information that you’ll want to know about its removal. http://www.namc.org/docs/00062756.PDF