[Code of Federal Regulations] [Title 40, Volume 19] [Revised as of July 1, 2002] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR141.1] [Page 336] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 141--NATIONAL PRIMARY DRINKING WATER REGULATIONS--Table of Contents Subpart A--General Sec. 141.1 Applicability. This part establishes primary drinking water regulations pursuant to section 1412 of the Public Health Service Act, as amended by the Safe Drinking Water Act (Pub. L. 93-523); and related regulations applicable to public water systems.