#1 Advanced Chemical Transport
Based in Spokane, WA
Hazardous Waste Disposal Companies in Spokane County, WA
The top-ranked hazardous waste companies serving Spokane County, WA are Advanced Chemical Transport, Bulk Service Transport Inc Spokane and Clean Harbors Env Svc Inc Spokane Valley. We list 15 hazardous waste companies serving Spokane County, 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 County, WA. 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 County
#2 Bulk Service Transport Inc Spokane
Based in Spokane Valley, WA#3 Clean Harbors Env Svc Inc Spokane Valley
Based in Spokane Valley, WA#4 Graymar Environmental Services LLC
Based in WA#5 Northwest Industrial Services LLC
Based in Spokane Valley, WA#6 Nrc Environmental Services Inc
Based in Spokane, WA#7 Nwestco LLC
Based in Spokane, WA#8 Safety Kleen Systems 3808 N Sullivan
Based in Spokane Valley, WA#9 Thermo Fluids Spokane Valley
Based in Spokane Valley, WA#10 Thermo Fluids Spokane Valley Transporter
Based in Spokane Valley, WA
5 more providers serving this area
- Wyman Transport Inc, Spokane, WA
- Affordable Restoration LLC, Coeur d'Alene, ID (29 mi)
- Versatile Industries Inc Cusick, WA
- K And M Fuel LLC, WA
- St. Paul & Pacific Northwest Railroad, Kettle Falls, WA (75 mi)
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Frequently asked questions
How many hazardous waste companies serve Spokane County?
We list 15 hazardous waste companies serving Spokane County, WA: 11 based there and 4 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 County?
The top-ranked hazardous waste companies serving Spokane County, WA are Advanced Chemical Transport, Bulk Service Transport Inc Spokane, Clean Harbors Env Svc Inc Spokane Valley, Graymar Environmental Services LLC and Northwest Industrial Services LLC. The full ranked list, with the official records each provider matched, is on this page.
Which hazardous waste companies serving Spokane County are verified against official records?
10 of the top 10 match an active official record: Advanced Chemical Transport (U.S. EPA), Bulk Service Transport Inc Spokane (U.S. EPA), Clean Harbors Env Svc Inc Spokane Valley (U.S. EPA), Graymar Environmental Services LLC (U.S. EPA) and Northwest Industrial Services LLC (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 .
Cities in Spokane County
Communities served
Liberty Lake, Cheney, Airway Heights, Fairwood, Mead, Otis Orchards-East Farms, Country Homes, Deer Park, Town and Country, Medical Lake, Millwood, Green Bluff, Rockford, Fairfield, Four Lakes, Spangle, Latah, Waverly