major aquifer system
Defined in 1 place of the United States Code.
The term “major aquifer system” means a groundwater system that is—
(A) identified as a significant groundwater system by the Director; and
(B) included in the Groundwater Atlas of the United States, published by the United States Geological Survey.
Source
- 2009–present42 U.S.C. § 10362The Public Health and Welfare · Definitions · in this chapter