Revised On: May. 27, 2024 - 3:00 p.m.

What is Treatment Works (Sector T):

You may need all or some of the following permits:

If you have hazardous waste to dispose of, you may need an Application for a Hazardous Waste EPA ID Number | Learn More >

If you treat, store, or dispose of hazardous waste, you may need a Hazardous Waste TSD Facility Permit | Learn More > 

1.05 GP: Discharge of Backwash or Condensate if less than 1000 Gallons Per Day: “Type 1 General Permit: No notification is required, however, best management practices (BMPs) must be followed.”

1.08 GP: Toilet or Privy: “Type 1 General Permit: No notification is required, however, best management practices (BMPs) must be followed.”

2.01 GP: Drywells that Drain Areas with Hazardous Substances | Learn More >

2.03 GP: Hydrologic Tracer Studies | Learn More >

3.01 GP: Lined Impoundments | Learn More > 

3.03 GP: Vehicle and Equipment Washes | Learn More > 

3.07 GP: Tertiary Treatment Wetlands | Learn More > 

If you have a drywell, you may need a Drywell Registration | Learn More > 

If you discharge water pollutants, you may need an Individual APP | Learn More >  

If you temporarily need to discharge water pollutants, you may need a Temporary Individual APP | Learn More > 

If your industry has stormwater discharges, you may need an AZPDES Industrial Stormwater Non-Mining MSGP | Learn More >

If you discharge pollutants into US waters, you may need an AZDPES Individual Permit | Learn More >

If you apply biosolids to land, you may need an AZPDES Biosolids GP | Learn More >