Part 261 Waste Characterization

Waste Characterization

Waste Identification
Waste Identification Process: Details about the process for identifying, characterizing, listing, and delisting hazardous wastes.

Hazardous Waste Types

Choose from the hazardous waste types below to learn more.

  • Listed Wastes: Wastes that EPA has determined are hazardous. The lists include the F-list (wastes from common manufacturing and industrial processes), K-list (wastes from specific industries), and P- and U-lists (wastes from commercial chemical products).
  • Characteristic Wastes: Wastes that do not meet any of the listings above but that exhibit ignitability, corrosivity, reactivity, or toxicity.
  • Universal Wastes: Batteries, pesticides, mercury-containing equipment (e.g., thermostats) and lamps (e.g., fluorescent bulbs).
  • Mixed Wastes: Waste that contains both radioactive and hazardous waste components
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