Olympia, WA · Thurston County

Sewage & Biohazard Cleanup in Olympia, WA

Septic tank or lift station overflow in Olympia? Call (877) 812-4220 to get the sewage on the ground and inside cleaned up, the affected materials removed and the odor that stays behind treated.

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Sewage & Biohazard Cleanup in Olympia, WA

Raw Sewage Cleanup in Olympia, WA: What the Work Involves

Sewage cleanup is the removal of raw sewage and everything it soaked into, followed by cleaning and disinfection of the affected area. Because sewage carries bacteria and viruses, it is handled as a biohazard.

If sewage has reached your home, rental or business in Olympia or elsewhere in Thurston County, get raw sewage cleanup, sewage removal and disinfection from Olympia Biohazard Cleanup Help. A cleanup team works in protective equipment and follows OSHA safety rules for infectious materials.

Olympia typically receives about 51 inches of rain a year, and heavy storms can overwhelm sewers and send wastewater up through drains. Renters make up about 50% of households in Olympia. Tenants should tell the landlord right away, and the cleanup team can provide documentation for the lease and any claim.

The work often covers:

  • Cleaning and sanitizing of salvageable furniture, appliances and stored belongings
  • Tear-out of sewage-soaked carpet, padding, drywall, baseboards and insulation
  • Bagging and proper disposal of contaminated materials as hazardous waste
  • Odor removal and deodorizing after the sewage has been taken out
  • Decontamination of HVAC components and air paths when sewage odor has spread

What Happens During Raw Sewage Cleanup in Olympia

1. Assessment of the spill

A cleanup technician looks at where the sewage came from, which rooms it reached and which materials it touched.

2. Protective setup

Crews wear respirators, gloves and suits, then place barriers and signs so people and pets stay out of the contaminated zone.

3. Decontaminate

Contaminated materials are bagged and removed, and surfaces are scrubbed and treated with hospital-grade disinfectant.

4. Treat and verify

Disinfectant is applied to every affected surface, the space is dried and aired out, and the crew inspects the finished work.

Sewage & Biohazard Cleanup Cost in Olympia, WA

Most sewage & biohazard cleanup jobs in Olympia, WA cost between $1,500 and $10,000, based on published cost guides.

Materials that must be removed change the scope of the job. Carpet and padding are quick to take out, while soaked drywall, cabinets and insulation add labor and disposal.

Type of jobTypical range
Category 3 sewage$2,500 - $10,000
Published span$1,500 - $8,000
Typical project$2,000 - $10,000
Most homeowners$2,000 - $10,000

Published ranges only (Bob Vila, Fixr, BioCleaners Directory, Biohazard cleanup company pricing guide); every sewage & biohazard cleanup job in Olympia is priced after an on-site look. Price drivers include square footage affected, category of water, porous materials that must be removed, drying time. Questions? Call (877) 812-4220.

Try the Olympia Biohazard Cleanup Cost Calculator →

Sewage Cleanup Frequently Asked Questions in Olympia, WA

Can I clean sewage myself?

A very small spill on a hard floor can be handled with gloves, boots, eye protection and a disinfectant used by label directions. Anything that reached carpet, drywall or a large area needs professional cleanup, because hidden contamination is hard to see.

How do I disinfect a basement after a sewer backup?

After the sewage and soaked materials are out, floors and walls are scrubbed with a cleaner, then treated with an EPA-registered disinfectant used by label directions. Unsealed concrete can hold odor and needs extra attention. Crews often handle this step with professional equipment.

How do I know if sewage is leaking under my house?

Common signs include a sewer smell in the yard or crawl space, soft or damp ground near the foundation, gurgling drains and slow drains in several fixtures at once. A plumber can confirm the leak. Once it is found, a cleanup team can take care of the contaminated soil, materials and odor.

Do plumbers clean up sewage?

Plumbers usually clear the blockage or repair the pipe, but most do not remove contaminated materials or disinfect the space. A sewage cleanup company picks up where the plumber stops, and the two jobs often happen in sequence.

Can sewage backup make me sick even after it is cleaned up?

If the cleanup missed contaminated materials, germs and odor can linger. That is why crews remove porous materials, disinfect every surface they touched and inspect the work. Thorough removal is what lowers the risk.

What illnesses can raw sewage cause?

Sewage can carry germs such as E. coli, norovirus, hepatitis A and Giardia. They spread through skin contact, splashes and hand to mouth contact. Washing well and wearing protection reduce the risk, but removal by a crew reduces it most.

Sewage backing up in Olympia, WA?

Call Olympia Biohazard Cleanup Help at (877) 812-4220 any hour, including nights and weekends.

Call (877) 812-4220
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