1. Clean Water Act (CWA), §§101–607; United States Code 33: §§1251 et seq.
2. Code of Federal Regulations (CFR) 40: Part 130 1998
3. Code of Federal Regulations (CFR) 40: §131 1998
4. Environmental, Protection Agency, Office of Wastewater Management (EPA OWM) 1998. Cooling Water Intake Structures Section 316(b) Clean Water Act home page. Http://www.epa.gov/owm/316b.htm