P & U Codes
D Codes
F & K Codes
Generators
Miscellaneous
100

For a waste to be considered a P- or U-listed waste it must meeting the following three criteria:

  • The waste must contain one of the chemicals listed on the P or U list;
  • The chemical in the waste must be in the form of a commercial chemical product; and

What is the chemical in the waste must be unused?

100

D002, the code for Corrosivity has this definition.

What is aqueous wastes with a pH greater than or equal to 12.5, or less than or equal to 2 are corrosive under EPA's rules.

100

F-listed wastes are typically referred to as these types of waste because they are common across different sectors of industry.

What are process generated wastes?

100

Prior to shipping any waste, EPA requires small and large quantity generators to do this.

What is submit notification and receive an EPA ID Number?

100

This is the Federal Statute that regulates hazardous waste management (full name).  

What is the Resource Conservation and Recovery Act?

200
The first code in the U-list, U001 is for this chemical.

What is Acetaldehyde?

200

These codes are often referred to as the RCRA 8 Metals.

What is D004-D011?

200

Toluene and Methyl Ethyl Ketone, if spent, may meet the definition of this waste code.

What is F005?

200

In many states, this is the threshold amount of P-listed waste generated that separates a small quantity generator from a large quantity generator.

What is 1 kg (or 2.2 lbs)?

200

A permitted TSDF can store waste for this long before the waste must be treated.

What is one year?

300

Often portrayed in spy movies, potassium cyanide pills were given to secret agents working behind enemy lines. This is the RCRA waste code for Potassium Cyanide.

What is P098?

300

This is the characteristic code for Benzene.

What is D018?

300

This code applies to various solvents used for degreasing.

What is F001?

300
A small quantity generator (SQG) generates between this volume of waste on a monthly basis.

What is between 100 and 1,000kg? 

220 and 2,200 lbs.

300

UHC stands for this.

What is Underlying Hazardous Constituent?

400

U134

What is Hydroflouric Acid?

400

The definition of D001 includes these two types of materials based upon meeting their definition by the Department of Transportation.

What are ignitable compressed gases and oxidizers?

400

K-codes are referred to as "source-specific" hazardous wastes because they come from here.

What is 1 of 13 specific sectors of industry and manufacturing?

400

Large quantity generators have no limit on how much waste they can generate, but they do have this limit on how long they can accumulate hazardous waste for.

What is 90 days?

400

These types of waste are from specific sectors of industry and manufacturing and are considered source-specific wastes.

What are K-listed wastes?

500

A common drug used to treat and prevent blood clots, Warfarin carries this waste code.

What is P001?

500

This analytical test is used to determine if a waste stream exhibits the characteristic of Toxicity and will have a waste code assigned.

What is Toxicity Characteristic Leaching Procedure (TCLP)? 

500

This F-code is an anomaly in that it applies to discarded, unused formulations of tri, tetra and pentachlorophenols.

What is F027?

500

A small quantity generator can not exceed this many pounds of hazardous waste on site.

What is 6,000 kg or 13,200 lbs?

500

These are the four hazardous waste characteristics.

What is Ignitability, Corrosivity, Reactivity and Toxicity?