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RCRA waste code finder

Colorado hazardous waste codes Federal D, F, K, P & U codes for waste made in Colorado.

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  • Based on 40 CFR Part 261 and EPA guidance
  • Nothing is stored

Find a federal hazardous waste code

Pick a waste or type one, and its RCRA codes show here.

Federal RCRA codes for ignitable, corrosive, reactive & toxic waste made in Colorado, plus listed wastes.

What changes in Colorado?

Colorado's current Part 261 lists 6 state codes for chemical-warfare munitions and residues. They are K901-K903 and P909-P911.

Examples
K901, K902, K903, P909, P910, P911

How do I choose Colorado codes?

Look up K901, K902 and K903 in the Colorado rules for what each covers. Federal codes still apply to the waste.

What do I record in Colorado?

Item 13 of a required manifest takes the federal codes and any state codes that don't repeat them, such as K901 when it applies.