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Bureau of Surface Water and Pretreatment Permitting |
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Find Forms | Contact Us |
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| SIU Federal Categorical Standards
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Federal Categorical Standards apply to facilities engaged is some specific activities. Not all standards have pretreatment requirements, and standards may exempt certain subclasses. We recommend contacting the Department or the Delegated Local Agency receiving the discharge if you are uncertain if you are covered under any of the following standards:
| 40 CFR |
Category |
| 412 |
Concentrated Animal Feeding Operations (New indirect discharges prohibited for Duck and Horses Subcategories) |
| 413 |
Electroplating |
| 414 |
Organic Chemicals, Plastics, Synthetic Fibers |
| 415 |
Inorganic Chemical Manufacturing |
| 418 |
Fertilizer Manufacturing |
| 419 |
Petroleum Refining |
| 420 |
Iron & Steel Manufacturing |
| 421 |
Nonferrous Metal Manufacturing |
| 423 |
Steam Electric Power Generation |
| 425 |
Leather & Tanning |
| 426 |
Glass Manufacturing |
| 428 |
Rubber Manufacturing |
| 429 |
Timber Products |
| 430 |
Pulp & Paper |
| 433 |
Metal Finishing |
| 437 |
Centralized Waste Treatment |
| 439 |
Pharmaceutical Manufacturing |
| 442 |
Transportation Equipment Cleaning |
| 443 |
Paving and Roofing Materials |
| 444 |
Waste Combusters |
| 455 |
Pesticides Manufacturing |
| 461 |
Battery Manufacturing |
| 464 |
Metal Molding & Casting |
| 465 |
Coil Coating |
| 466 |
Porcelain Enameling |
| 467 |
Aluminum Forming |
| 468 |
Copper Forming |
| 469 |
Electrical & Electronic Manufacturing |
| 471 |
Nonferrous Forming |
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