National Pollutant Discharge Elimination System (NPDES)
The National Pollutant Discharge Elimination System permit program controls water pollution by regulating point sources that discharge pollutants into waters of the United States.
NPDES Permit Writers' Training Course
This course provides the basic regulatory framework and technical considerations that support the development of wastewater discharge permits.
NPDES Permit Program Basics
This section contains basic information about the major features and elements of the National Pollutant Discharge Elimination System (NPDES) permit program.