#1 Advanced Chemical Transport
Based in Spokane, WA
Hazardous Waste Disposal Companies in Spokane, WA
The top-ranked hazardous waste companies serving Spokane, WA are Advanced Chemical Transport, Nwestco LLC and Wyman Transport Inc. We list 15 hazardous waste companies serving Spokane, WA. 15 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 Spokane, WA (Spokane County). 15 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 Spokane
#2 Nwestco LLC
Based in Spokane, WA#3 Wyman Transport Inc
Based in Spokane, WA#4 Nrc Environmental Services Inc
Serves this area from Spokane, WA (3 mi)#5 Clean Harbors Env Svc Inc Spokane Valley
Serves this area from Spokane Valley, WA (6 mi)#6 Northwest Industrial Services LLC
Serves this area from Spokane Valley, WA (11 mi)#7 Safety Kleen Systems 3808 N Sullivan
Serves this area from Spokane Valley, WA (11 mi)#8 Thermo Fluids Spokane Valley
Serves this area from Spokane Valley, WA (11 mi)#9 Thermo Fluids Spokane Valley Transporter
Serves this area from Spokane Valley, WA (11 mi)#10 Bulk Service Transport Inc Spokane
Serves this area from Spokane Valley, WA (12 mi)
5 more providers serving this area
- Graymar Environmental Services LLC, WA
- Affordable Restoration LLC, Coeur d'Alene, ID (30 mi)
- Versatile Industries Inc Cusick, WA
- K And M Fuel LLC, WA
- St. Paul & Pacific Northwest Railroad, Kettle Falls, WA (71 mi)
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Frequently asked questions
How many hazardous waste companies serve Spokane?
We list 15 hazardous waste companies serving Spokane, WA: 3 based there and 12 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 Spokane?
The top-ranked hazardous waste companies serving Spokane, WA are Advanced Chemical Transport, Nwestco LLC, Wyman Transport Inc, Nrc Environmental Services Inc and Clean Harbors Env Svc Inc Spokane Valley. The full ranked list, with the official records each provider matched, is on this page.
Which hazardous waste companies serving Spokane are verified against official records?
10 of the top 10 match an active official record: Advanced Chemical Transport (U.S. EPA), Nwestco LLC (U.S. EPA), Wyman Transport Inc (U.S. EPA), Nrc Environmental Services Inc (U.S. EPA) and Clean Harbors Env Svc Inc Spokane Valley (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 .