Sewage & biohazard · Emergency service
Sewage backup cleanup in Illinois
Sewage cleanup treats the water as Category 3 (grossly contaminated): crews in protective gear remove it, discard porous materials it touched, clean and disinfect hard surfaces, and dry the structure. Don't try to clean sewage with household products and a mop.

Sewage backup cleanup in Illinois: local conditions
Partner coverage for sewage and biohazard cleanup in Illinois includes 56 ZIP codes. Call with your ZIP to confirm a company serves your address.
Intense rain overwhelms combined sewers in Chicago and older suburbs, backing water and sewage into basements. Backwater valves and overhead sewers are common fixes. Power outages during storms stop sump pumps exactly when they're needed. Battery backups help.
In Chicago: Intense rain overwhelms the combined sewer system, sending water and sewage into basements. Backwater valves and overhead sewers are common fixes. In Rockford: Older homes have clay sewer laterals that crack and fill with roots, causing basement backups. In Aurora: Summer storms overload sewers and back water into floor drains. In Joliet: Summer storms overload sewers and back water into floor drains.
Chicago bungalows, two-flats and older suburban homes nearly all have basements, many of them finished, which raises the cost of any water loss.
Illinois doesn't license general contractors statewide, but roofers are licensed by the state and many cities, including Chicago, license contractors locally. Ask for local licenses and insurance.
What you can expect
- One call connects you with an independent restoration company that serves your ZIP code.
- Fast call-back during business hours
- Serving Illinois
- Photo and moisture documentation for insurance
Sewage backup cleanup at a glance
- Category
- Sewage & biohazard
- Emergency service
- Yes, call for fastest response
- Typical first step
- Protect
- Area
- Illinois
Other risks in Illinois
Frozen pipes
Polar-vortex cold, like the January 2019 event, freezes pipes in exterior walls, garages and crawlspaces.
Signs you need sewage backup cleanup
- Water coming up from floor drains, tubs or toilets
- Gurgling drains
- Sewage odor in the house
How the work is done
Protect, then Remove, then Disinfect, then Dry. See the full sewage backup cleanup process.
What affects the cost
Prices depend on the job, so restoration companies in Illinois quote after an assessment. The main drivers are how much area is affected, how long it stayed wet, and what has to be removed or rebuilt. See the full list of sewage backup cleanup cost factors.
Sewage backup cleanup questions
Is sewer backup covered by insurance in Illinois?
Usually only with a sewer or drain backup endorsement. Many Chicago-area homeowners add it because basement backups are so common.
Do Illinois contractors need a license?
There's no statewide general contractor license, but Chicago and many suburbs require local licensing, and roofers need a state license.
Does homeowners insurance cover sewage backup?
Often only with a water or sewer backup endorsement, which most insurers offer as an add-on. Check your declarations page.
Is sewage cleanup dangerous?
Yes. Sewage contains bacteria, viruses and parasites. Professional crews use protective equipment and disinfectants for this reason.
Cities in Illinois
Other services in Illinois
Related pages
More about water and storm damage in Illinois, or see sewage backup cleanup nationwide.
Related services

Biohazard cleanup
Biohazard cleanup removes and disposes of blood, bodily fluids and other potentially infectious material, then cleans and disinfects the area so it's safe to use.
Learn more
Flood damage cleanup
Flood cleanup treats outside floodwater as contaminated: it removes water and mud, cuts out wet drywall and insulation above the waterline, sanitizes, and dries the structure.
Learn more
Emergency water extraction
Water extraction is the first step of any water loss: removing standing and absorbed water with powerful pumps and extractors before drying starts.
Learn moreWater, mold or fire damage? Get the right crew on it.
One call connects you with an independent restoration company that serves your ZIP code. Fast call-back during business hours.
