Solid & Hazardous Waste Section
Quick Guide to Waste Labeling
Revised On: Apr. 1st, 2026 - 10:19 pm
Following is an at-a-glance guide to labeling solid and hazardous waste containers.1
| Hazardous Waste |
Labeling Must Read: |
Start Date |
Accumulation Time for Small Quantity Generators (SQG) |
Accumulation Time for Large Quantity Generators (LQG) |
|
Satellite Accumulation Area2
|
1. Hazardous Waste
2. Indication of the hazards of the contents.3
|
No4
|
No Limit
|
No Limit
|
|
Central Accumulation Area
|
1. Hazardous Waste
2. Indication of the hazards of the contents.3
|
Yes
|
180 days
|
90 days
|
| Universal Waste |
Labeling Must Read: |
Start Date |
Accumulation Time for Small Quantity Handler (SQH) |
Accumulation Time for Large Quantity Handler (LQH) |
|
Batteries
|
Universal Waste — Battery(ies), or Waste Battery(ies), or Used Battery(ies)
|
Yes
|
One year
|
One year
|
|
Pesticides
|
Universal Waste — Pesticide(s) or Waste — Pesticide(s)
|
Yes
|
One year
|
One year
|
|
Mercury-containing Equipment
|
Universal Waste — Mercury-Containing Equipment, Waste Mercury-Containing Equipment, or Used Mercury-Containing Equipment
|
Yes
|
One year
|
One year
|
|
Lamps
|
Universal Waste — Lamp(s), or Waste Lamp(s), or Used Lamp(s)
|
Yes
|
One year
|
One year
|
|
Aerosol Cans
|
Universal Waste — Aerosol Can(s), Waste Aerosol Can(s), or Used Aerosol Can(s) .
|
Yes
|
One year
|
One year
|
1This document is not a substitute for state rules and federal regulations. Hazardous waste generators must comply with all applicable provisions in the Arizona Hazardous Waste Management Act, Arizona Administrative Code (A.A.C.) Title 18, Chapter 8, Arizona Revised Statutes (A.R.S.) Title 49, Chapter 5, and 40 Code of Federal Regulations (CFR) Parts 260 to 273. A.A.C. R18-8-260 through 273 incorporates by reference 40 CFR §§ 260 through 273.
2Each SAA is limited to 55 gallons of hazardous waste, 1 quart of liquid acutely hazardous waste, or 1kg (2.2 lbs) of solid acute hazardous waste.
3The indication of the hazards of the contents. Examples include, but are not limited to, the applicable hazardous waste characteristic(s) (i.e., ignitable, corrosive, reactive, toxic); hazard communication consistent with the Department of Transportation requirements at 49 CFR part 172 subpart E (labeling) or subpart F (placarding); a hazard statement or pictogram consistent with the Occupational Safety and Health Administration Hazard Communication Standard at 29 CFR 1910.1200; or a chemical hazard label consistent with the National Fire Protection Association code 704.
4Waste from SAAs must have a start date from when the SAA reaches its accumulation limit or when moved to the CAA, whichever comes first.
