1. U.S. Congress. Subcommittee on Water Resources & Environ ment Hearing on EPA's Proposed Regulations Regarding Total Maximum Daily Loads (TMDLs), the National Pollutant Discharge Elimination System (NPDES), and the Federal Anti-Degradation Policy. February 10 and 15, 2000; http://www. house.gov/transportation/ctisub5.html and http://www. house.gov/transportation/ctisub5.html.