Industrial & Hazardous Waste Disposal Directory

Hazardous Waste Disposal Companies in Seattle, WA

The top-ranked hazardous waste companies serving Seattle, WA are Alaska Marine Lines 5615 W Marginal Way, Alaska Marine Lines Seattle and Dh Environmental Inc Seattle. We list 64 hazardous waste companies serving Seattle, WA. 30 of the providers shown match an active record from U.S. EPA, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.

Hazardous Waste Disposal Companies serving Seattle, WA (King County). 64 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.

Top 10 ranked hazardous waste companies for Seattle

20 more providers serving this area

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Frequently asked questions

How many hazardous waste companies serve Seattle?

We list 64 hazardous waste companies serving Seattle, WA: 14 based there and 50 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.

Which hazardous waste companies serve Seattle?

The top-ranked hazardous waste companies serving Seattle, WA are Alaska Marine Lines 5615 W Marginal Way, Alaska Marine Lines Seattle, Dh Environmental Inc Seattle, Emerald Services Inc E Marginal Way and Frontwater Services Inc Dallas Ave. The full ranked list, with the official records each provider matched, is on this page.

Which hazardous waste companies serving Seattle are verified against official records?

10 of the top 10 match an active official record: Alaska Marine Lines 5615 W Marginal Way (U.S. EPA), Alaska Marine Lines Seattle (U.S. EPA), Dh Environmental Inc Seattle (U.S. EPA), Emerald Services Inc E Marginal Way (U.S. EPA) and Frontwater Services Inc Dallas Ave (U.S. EPA), and 5 more on this page. Each badge links to the official record it matched.

How are these companies ranked?

By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.

What does "Verified" mean on this page?

"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.

What is the difference between a transporter and a TSDF?

A transporter moves hazardous waste under an EPA ID; a TSDF is a permitted facility that treats, stores or disposes of it. Many providers do both.

"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .

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