It’s a question critical to your health and life itself: how safe is your drinking water? Dr. Oz goes one-on-one with the head of the EPA, Lisa Jackson, to discuss the four biggest threats to your drinking water. Find out how to keep your family safe.

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Click here for Part 3 of How Safe Is Your Drinking Water?

Click here for Part 4 of How Safe Is Your Drinking Water?

Click here to see if the drinking water in your area is safe.

You've heard of red wine and white wine but have you ever heard of blue wine? This blue version of wine is given a taste test to see how it compares to the classics.