Here's a great resource for looking up the different contaminants that are found in your tap water (Click here). Just plug in your zip code and you will see what you are drinking with your water. One thing to notice is that the health limit can be exceeded without the legal limit being exceeded. How can this be? A few days ago we posted an article about how the governments legal definition of the words "safe drinking water" has nothing to do with whether there are harmful contaminants in the water or not. Click here to check out this article.