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Sewage Odor Removal in Nashville

A sewer smell in your home means something is wrong. We find the source, remove contamination and deodorize so the odor is gone.

  • Crawlspaces
  • After backups
  • Commercial restrooms
  • Source removal

What causes sewage smell in a house?

Common causes include dry drain traps, blocked or damaged plumbing vents, broken drain lines under the house, failed wax rings under toilets, septic problems and leftover contamination from a past backup. A plumber fixes the plumbing issue, and a cleanup team removes contaminated materials, cleans and disinfects, and deodorizes the space.

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CrawlspaceExperts
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Sewage Odor Removal

Finding the source

Some sewer smells are simple: a dry floor drain trap in a basement or guest bath. Others come from contamination left behind after a backup, or from a leaking line in the crawlspace.

We work with your plumber. Once the plumbing is fixed, we remove contaminated materials, disinfect and deodorize.

When to call

Common sources

  • Leftover contamination after a backup
  • Leaking drain lines under the house
  • Toilet wax ring failures
  • Septic system problems
  • Contaminated insulation
  • Floor drain issues
Why it matters

Sewage odor risks

The smell often means contamination.

RISK 01

Pathogens

Sewage contamination can carry bacteria and viruses.

RISK 02

Sewer gas

Sewer gases can be unpleasant and irritating.

RISK 03

Mold

Moisture from leaks supports mold growth.

RISK 04

Hidden damage

Leaks can rot wood over time.

Our process

Our process

Coordinated with your plumber.

Step 1 of 6

Investigation

We help locate the source.

Step 2 of 6

Plumbing repair

Your plumber fixes the issue.

Step 3 of 6

Removal

Contaminated materials are removed.

Step 4 of 6

Disinfection

Surfaces are cleaned and disinfected.

Step 5 of 6

Drying

The area is dried.

Step 6 of 6

Deodorization

Odor is treated and verified.

What we treat

Where we work

Crawlspaces
Basements
Bathrooms
Subfloors
Insulation
Commercial restrooms
Drains
Laundry rooms
Who we help

Homes, rentals and businesses across Middle Tennessee

Homeowners & families

Homeowners get a fresh-smelling home.

Unattended death · Odor removal

Landlords & property managers

Landlords get tenant complaints resolved.

Property management · Rental cleanouts

Restaurants, offices & facilities

Businesses get restroom odors fixed.

Commercial sewage · Crawlspace sewage · Sewage cleanup

In depth

Sewage odor removal in Nashville

Many Nashville homes on crawlspaces have drain lines running under the house. When they leak, the odor rises into the living space.

See crawlspace sewage cleanup and sewage backup cleanup.

We use ozone and hydroxyl treatment after the source is removed.

Why Nashville 24/7 Biohazard Management

Discreet, documented, done right the first time

24/7 local response

A Nashville-based crew answers day or night, including weekends and holidays, and can usually be on site the same day.

Unmarked vehicles

No logos, no sirens, no attention. Neighbors, tenants and guests do not need to know why we are there.

Full PPE & safety protocols

Technicians follow OSHA bloodborne pathogen and hazard communication standards on every job.

Licensed waste transport

We are licensed to transport regulated medical waste, so contaminated materials are removed and disposed of properly.

Insurance-friendly

Photo documentation and itemized scopes help with claims. See how insurance coverage works.

Clear pricing

You get a written scope before work begins. Learn what drives cleanup cost.

FAQ

Sewage Odor Removal questions

Straight answers to what people ask us most. More in our biohazard cleanup FAQ.

Talk to a technician
Why does my house smell like sewage?

Common causes include dry traps, vent problems and leaking lines.

Do you fix plumbing?

No. A plumber does. We handle cleanup and odor.

Can odor linger after a backup?

Yes, when contaminated materials remain.

Is sewer gas dangerous?

Have a plumber check promptly and ventilate the area.

How long does it take?

It depends on the source.

Do you treat crawlspaces?

Yes.

Available now

Need sewage odor removal today?

Call any time, day or night. We will walk you through what to do right now, give you a clear plan, and get a crew moving.

Call 24/7: (615) 513-5112