geology paragraph

Pick a water contaminant of interest and write a 1 page (maximum) paper that answers the following questions.

1) What is the name of the contaminant?

2) What is its source, and how does it get into drinking water bodies/systems?

3) Is there an established EPA regulatory level (MCL)? If so, what is it?

4) What is the risk to humans?

5) What can/is being done to limit contamination? How is it being remediated?

This paper should be written in complete paragraphs. The following link is very useful if you need help choosing and researching a contaminant.