well
The terms “primary enforcement responsibility”, “underground source of drinking water”, “formation” and “well” have the same meanings as provided in regulations of the Administrator under the Safe Drinking Water Act [ 42 U.S.C. 300f et seq.]. The term “Safe Drinking Water Act” means title XIV of the Public Health Service Act.
Source
42 USC § 6939b(d)
Scoping language
None identified, default scope is assumed to be the parent (subchapter III) of this section.