Categorical User

Categorical Users of the sewer system have additional regulations under the Clean Water Act. If your facility partakes in any of the following you may be considered a Categorical User.    

• Aluminum forming - 40 CFR 467
• Metal foundries - 40 CFR 464
• Battery manufacturing - 40 CFR 461
• Nonferrous metal manufacturing - 40 CFR 421
• Coil coating - 40 CFR 465
• Pesticide manufacturing - FIFRA- 40 CFR 455
• Copper forming - 40 CFR 468
• Petroleum refining - 40 CFR 419
• Electrical/electronic components - 40 CFR 469
• Pharmaceutical manufacturing - 40 CFR 439
• Electroplating - 40 CFR 413
• Circuit board manufacturing - 40 CFR 469 Subpart A
• Porcelain enameling - 40 CFR 466
• Iron/steel manufacturing - 40 CFR 420
• Pulp/paper mills - 40 CFR 430
• Leather tanning finishing - 40 CFR 425
• Wood preserving - 40 CFR 429
• Metal finishing - 40 CFR 433
• Inorganic chemical manufacturing - 40 CFR 415
• Centralized waste treatment - 40 CFR 437

If you are currently discharging to the City please notify us immediately so that you can be permitted. If you plan to operate a business that conducts some of the above activities, you will need to turn in a completed Data Disclosure Form (DDF) to the City 90 days prior to operation. Click here to download a copy.