Regulations last checked for updates: Nov 25, 2024

Title 40 - Protection of Environment last revised: Nov 21, 2024
Appendix Appendix A - Appendix A to Part 122—NPDES Primary Industry Categories

Any permit issued after June 30, 1981 to dischargers in the following categories shall include effluent limitations and a compliance schedule to meet the requirements of section 301(b)(2)(A), (C), (D), (E) and (F) of CWA, whether or not applicable effluent limitations guidelines have been promulgated. See §§ 122.44 and 122.46.

Industry Category Adhesives and sealants Aluminum forming Auto and other laundries Battery manufacturing Coal mining Coil coating Copper forming Electrical and electronic components Electroplating Explosives manufacturing Foundries Gum and wood chemicals Inorganic chemicals manufacturing Iron and steel manufacturing Leather tanning and finishing Mechanical products manufacturing Nonferrous metals manufacturing Ore mining Organic chemicals manufacturing Paint and ink formulation Pesticides Petroleum refining Pharmaceutical preparations Photographic equipment and supplies Plastics processing Plastic and synthetic materials manufacturing Porcelain enameling Printing and publishing Pulp and paper mills Rubber processing Soap and detergent manufacturing Steam electric power plants Textile mills Timber products processing
authority: The Clean Water Act, 33 U.S.C. 1251
source: 48 FR 14153, Apr. 1, 1983, unless otherwise noted.