Washington Used Oil Management regulations & environmental compliance analysis

Washington Used Oil Management: What you need to know

Governing Law and Regulations

Used oil management law and regulations: Used Oil Recycling Act, Revised Code of Washington (RCW) 70.95I and Washington Administrative Code (WAC) 173-303-515

For a Limited Time receive a FREE EHS Report "Recordkeeping for EHS Managers." This special report contains a recordkeeping checklist to help you keep track of your records for major environmental laws and OSHA's Hazard Communication Standard. Download Now

Used oil signage rules: RCW 70.95I.040

Required testing: WAC 173-303-515(13) and WAC 173-303-110(3)

Prohibitions: WAC 173-303-515(3) and WAC 173-303-515(5)

Large quantity generators (LQGs) and medium quantity generators (MQGs):

Storage in containers and tanks: WAC 173-303-515(6)(a) and WAC 173-303-515(6)(b)

Self-transport of more than 55 gallons (gal) to collection centers: WAC 173-303-515(6)(c)

Small quantity generator (SQG) mixture rule: WAC 173-303-070(8)(c)

Used oil collection centers: WAC 173-303-515(7)

Transporters: WAC 173-303-515(8)

Processors and rerefiners:

Additional regulation: WAC 173-303-515(9)(b)

On-site storage: WAC 173-303-515(9)(a)(i)

Closure requirements: WAC 173-303-515(9)(a)(ii)

Financial responsibility: WAC 173-303-515(9)(a)(iii) and WAC 173-303-620

Regulatory Agency

Washington Department of Ecology (WDOE) Hazardous Waste and Toxics Reduction Program

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Washington has adopted the federal used oil management standards with more stringent provisions in connection with testing, prohibitions, generators, used oil collection centers, transporters and transfer facilities, and used oil processors and rerefiners. In addition, the state has rules concerning signage by sellers of lubricating oil and vehicle oil filters.

Administration and enforcement. The Hazardous Waste and Toxics Reduction Program of the Washington Department of Ecology (WDOE) administers and enforces ...


Read more about Used Oil Management