### Question
What is the definition of major aquifer system?


### Answer
The definition of **major aquifer system** is as follows in *42 U.S.C. § 10362*:

> a groundwater system that is—


(A) identified as a significant groundwater system by the Director

#### Citation:
  - *42 U.S.C. § 10362*
  - Heading: **CHAPTER 109B-SECURE WATER**

