1. Stop the spread
Doors are closed, vents covered and the work area is isolated so contamination stays where it started.
Montlake, Seattle, WA · King County
Septic tank or lift station overflow in Montlake? 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.
If anyone is in danger, call 911 first. For a suicide crisis, call or text 988.
Raw sewage cleanup means pumping or scooping out wastewater from toilets, drains and sewer pipes, removing materials that absorbed it, and sanitizing what is left. It differs from ordinary cleaning because the liquid itself is the hazard.
For sewer backups in Montlake, you need more than pumping out water. Call Montlake Biohazard Cleanup Help and the crew pulls soaked flooring and drywall, treats framing and subfloor, and deals with the odor at its source in your King County property.
Many homes in Seattle, about 53%, date from before 1980. Older plumbing is a common source of backups, and older flooring and trim soak up sewage deeply. About 56% of households in Seattle rent, so sewage backups often involve a landlord, a property manager and a tenant at once. Clear documentation of the cleanup helps everyone.
A typical sewage & biohazard cleanup job includes:
Doors are closed, vents covered and the work area is isolated so contamination stays where it started.
Plastic barriers and air controls go up, and technicians suit up before they enter the sewage area.
Carpet, padding, drywall and insulation that soaked up sewage are cut out, bagged and hauled away as contaminated waste.
Hard surfaces and framing are cleaned and disinfected, odor is treated, and the crew checks the area before it is cleared for use.
Expect sewage & biohazard cleanup in Montlake, Seattle, WA to cost roughly $1,500 to $10,000, with the final price set after an on-site assessment.
Where the sewage sits matters too. Open floors are straightforward, while crawl spaces and areas under a house are tight and slower to work.
| Type of job | Typical range |
|---|---|
| Typical project | $2,000 - $10,000 |
| Published span | $1,500 - $8,000 |
| Category 3 sewage | $2,500 - $10,000 |
| Most homeowners | $2,000 - $10,000 |
Estimates only, not a quote. Sources: Bob Vila, Fixr, BioCleaners Directory, Biohazard cleanup company pricing guide. Price drivers include square footage affected, category of water, porous materials that must be removed, drying time. Call (877) 812-4220 to talk through the job.
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.
Concrete is porous, so sewage soaks in. The surface is scrubbed, rinsed and treated with a disinfectant, and the wash water is collected rather than spread. Stubborn odor may need a second round of treatment.
If sewage is still coming up, a plumber may need to stop the source. If sewage is already on the floor, a cleanup team can start containing it at once. Many property owners call both, and it does not matter much which is first. Sewer backup companies and plumbers often work one after the other on the same job.
Watch for a rotten-egg or sewer smell, wet spots or stains on floors and walls, unusually green grass over a pipe, and multiple drains backing up at the same time. If any of these show up, keep people away from the area and have the cause checked.
Drywall is porous and holds contamination that can spread germs and odor long after the surface looks clean. Crews usually cut out wall board that sewage touched, and often take out a margin above the wet mark to reach clean material.
Symptoms such as stomach cramps, vomiting and diarrhea can start within hours or take a few days. Anyone with symptoms after exposure should contact a doctor. Children, older adults and people with weak immune systems are at higher risk.
See all biohazard cleanup services in Montlake, Seattle, WA →
A cleanup team can start with a safe plan as soon as you call.
Call (877) 812-4220