Aquifer
Aquifera geologic formation, group of formations, or part of a formation that is capable of yielding a significant amount of water to a well or spring.
Source
40 CFR § 147.2902
Scoping language
Most of the following terms are defined in 144.3, and have simply been reproduced here for the convenience of the reader. This section also includes definitions of some terms unique to the Osage program. Terms used in this subpart are defined as follows: