Used Oil and Dangerous Waste Oil
Used Oil is a recyclable commodity and waste oil must be handled in accordance with the Dangerous Waste Regulations. Used Oil is not counted as a
waste, while contaminated waste oil must be handled by a permitted treatment, storage, and disposal facility.
|A substance must fit all criteria to be Used Oil
|Materials that may be, are, and are not considered "oil"
||Automobile engine lubricants. brake fluid
||Antifreeze, PCB contaminated fluids
||Less than 1,000 parts per million (ppm)
||over 1,000 ppm
Used Oil Facts is an Ecology publication that explains many of the details of used oil management.
Who's Who in Used Oil
A Used Oil Generator is a person or business that first causes the oil to become Used Oil or Waste Oil.
Rules for Used Oil Generators describes what the person or business that first causes the oil to be Used Oil may and should do with the oil.
Recycling Used Oil lists registered used oil re-refiners in Washington State.
How to Choose a Hazardous Waste or Used Oil Contractor--a Help Guide is
a page to help generators find help with dangerous materials, such as oil.
A Do-it-yourself Used Oil Generator is an individual who generates used oil at home through maintenance of their personal vehicles.
Toxic Free Tips contains information on toxic substances for Washington residents.
A Used Oil Processor is a business that produces a fuel, and a Used Oil Re-Refiner makes a cleaned oil lube stock from used oil.
Waste Rules for Used Oil Processors and Re-refiners describes the requirements for those who process used oil. Processing includes, but is not limited to blending, filtration, distillation, chemical or physical separation, and re- refining.
Best Management Practices for Used Oil for Processors and Re-Refiners is an Ecology publication for processors.
A Used Oil Collection Center is a site or facility that is registered (or permitted) by local government to accept and collect used oil from used oil generators.
Best Management Practices for Used Oil - Collection Centers is an Ecology publication for collection centers.
A Used Oil Aggregator or Aggregation Point is a site or facility that collects used oil from other sites or facilities all owned by the same used oil generator.
Best Management Practices for Used Oil - Aggregation Points is an Ecology publication for aggregation points.
A Used Oil Marketer is an entity that identifies the oil as either Used Oil or Waste Oil and directs shipment to recyclers or burners, accordingly. The Marketer is the first person to claim that the used oil meets the contamination limits or who directs the shipment of off- specification used oil directly to a burner. Marketers must notify Ecology.
Best Management Practices for Used Oil for Fuel Marketers is an Ecology publication that
details the requirements for Used Oil Marketers.
An Off-specification Burner is a facility that burns off-specification used oil for energy recovery in an industrial furnace, industrial boiler, or a utility boiler.
Best Management Practices for Used Oil - Off-Specification Used Oil Burners is an Ecology publication for those who burn off-specification oil.
Used Oil Filters:
Adobe File /
Used Oil for Recycle:
Adobe File /
Best Management Practices for Used Oil - Definitions & Prohibitions, #1
Best Management Practices for Used Oil - Generators, #2
Best Management Practices for Used Oil - Collection Centers, #3
Best Management Practices for Used Oil - Aggregation Points, #4
Best Management Practices for Used Oil - Transporters & Transfer Facilities, #5
Best Management Practices for Used Oil - Processors and Re-refiners, #6
Best Management Practices for Used Oil - Off-Specification Used Oil Burners, #7
Management Practices for Used Oil - Fuel Marketers, #8
Handling Standards is at Chapter 173-180 WAC of the Dangerous Waste
Used Automotive Oil
Recycling Sign Requirements for Automotive Oil Sellers is at Chapter
173-330 WAC of the Dangerous Waste Rules.