Washington Biennial Report: What you need to know

Governing Law and Regulations

Requirement for dangerous waste generators to file an annual report: Washington Administrative Code (WAC) 173-303-070(8)(b)(iv) and WAC 173-303-220(1)

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Requirement for dangerous waste treatment, storage, and disposal facilities (TSDFs) to file an annual report: WAC 173-303-390(2)

Annual report:

Applicability: WAC 173-303-060(1), WAC 173-303-060(5), WAC 173-303-070(8)(b)(iv), and WAC 173-303-120(4)(c)(i)

Certification: WAC 173-303-810(12)(b) and WAC 173-303-810(13)

Submission: WAC 173-303-220(1) and WAC 173-303-390(2)


Generators: WAC 173-303-210(2)

TSDFs: WAC 173-303-390(4)

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. Large quantity generators (LQGs) and owners and operators of treatment, storage, and disposal facilities (TSDFs) in Washington must submit a dangerous waste annual report to the Washington Department of Ecology (WDOE) by March 1 of each year. These annual reports fulfill the federal biennial reporting requirements. Washington has adopted the federal biennial report Form 8700-13A/B for its annual report form that requires additional information on the state's dangerous wastes. WDOE compiles the information from the dangerous waste annual reports to complete the federal biennial reports, due to the U.S. Environmental Protection Agency's (EPA) Region 10 office by March 1 of every even-numbered year.

Every site with an active EPA/state identification (ID) number is required to send an annual report to WDOE even if they did not generate or manage ...

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State Requirements

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Washington Biennial Report Resources

Biennial Report Products

Free Special Reports
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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.

Also included are 3 useful tables which provide:
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