### Question
What is the definition of wellhead protection area?


### Answer
The definition of **wellhead protection area** is as follows in *42 U.S.C. § 300h*:

> the surface and subsurface area surrounding a water well or wellfield, supplying a public water system, through which contaminants are reasonably likely to move toward and reach such water well or wellfield

#### Citation:
  - *42 U.S.C. § 300h*
  - Heading: **CHAPTER 6A-PUBLIC HEALTH SERVICE > SUBCHAPTER XII-SAFETY OF PUBLIC WATER SYSTEMS > Part C-Protection of Underground Sources of Drinking Water**

