Unattended Death Cleanup
Decomposition cleanup and odor control are needed after a death goes unnoticed for several days.
See unattended death cleanupRemove decomposition odor at the source in a home, apartment or rental in Downtown. Cleanup can include contaminated material removal, disinfection, air filtration and careful sorting of belongings.
Death odor removal means cleaning decomposition residue, taking out affected materials and treating lingering smell in the air rather than hiding it with fragrance. This cleanup addresses the underlying source along with the air.
Odor is produced during decomposition, and it may travel from the room in which the person was discovered. It can settle into upholstery, carpet, HVAC components and spaces inside walls. Deodorizing by itself is not a solution. Cleanup has to begin with locating and taking out the source.
Before cleanup, the medical examiner or coroner, law enforcement or another responsible authority needs to release the property. The crew's inspection covers the affected area as well as surrounding spaces. Hidden contamination is traced, and belongings are divided between clean and affected items. Absorbent materials may need to come out when fluids have entered them. In many cases, hard and non-porous surfaces can instead be cleaned and disinfected.
With the source gone, crews may use controlled ozone treatment, HEPA air filtration or hydroxyl treatment to remediate odor. The method depends on the building, the affected materials and whether the space can remain empty during treatment. Professional cleaning services should explain why the selected method is suitable for the property.

Calls are answered day and night, and crews arrive in unmarked vehicles to protect your privacy at a difficult time.
You receive an explanation before cleanup of the areas requiring work, materials that may stay and items that may need removal.
Keepsakes, documents and unaffected belongings are set aside for your decisions instead of being discarded without your knowledge.
Cleanup details, photographs and disposal documentation can be prepared so you can move forward with your landlord, property manager or insurance company.
You may need death odor cleanup when decomposition fluids have reached part of the property, or when smell remains after removal of the deceased. Common examples are:
A delayed discovery allowed decomposition to affect the bedroom, living area, bathroom or underlying materials.
Odor reached an adjoining unit, common hallway or shared air system and must be located without exposing other people.
The affected unit needs cleaning for a property manager or landlord before repairs, painting or a new tenant moves in.
Surface washing, paint or fragrance failed because contamination is still inside a wall cavity, beneath flooring or somewhere else out of sight.
You can protect yourself and the property by limiting entry and waiting for the official release. Share these details with cleanup technicians before death odor remediation begins:
Call (888) 440-9227The BioCleaners Directory death odor removal guide lists $500 to $1,500 for mild odor, $1,500 to $3,500 for moderate odor, $3,500 to $6,000 for severe odor, and $6,000 to $15,000 when extreme odor requires structural work. The amount depends on the source, the affected materials and how far contamination traveled.
The figures shown are national ranges from published cost guides and are not based on an on-site visit. You learn what your property will cost after the on-site assessment and before any work begins.
Ask about cost: (888) 440-9227Death odor cleanup may be covered by homeowners, renters or landlord insurance when the underlying event qualifies under the policy. Because every policy has its own coverage, deductible and exclusions, property owners should notify the insurer before starting repairs if possible.
Ask what photos, cleanup scope, disposal records and repair details the adjuster needs. Put the receipts and claim number in one place.
Tell the insurer about the loss without unnecessary delay. Check your policy for coverage of repairs, damaged building material removal, odor treatment and biohazard remediation.
A rental property's manager or owner usually arranges cleaning of the building. Who pays for belongings may be determined separately.
Homeowners or renters insurance, the estate or the property owner usually pays for this kind of cleanup. The Wisconsin crime victim compensation program helps only when a crime caused the loss.
Death odor remediation begins with the source, not the air. Cleaning and removal happen ahead of treatment equipment because contamination left in structural materials will remain a problem. The work area is isolated so that clean rooms stay separate for the full process.
Technicians inspect the affected room, nearby spaces, flooring edges, contents and air returns to map where odor and residue may have traveled.
The affected workspace is kept apart from unaffected rooms. Crews manage airflow while wearing protective gear and using equipment matched to the exposure.
Visible residue is removed first. When full cleaning is not possible, crews take out affected drywall or subfloor sections, carpet and pad, upholstered furniture or mattresses.
Crews clean the hard surfaces that remain, then apply an EPA-registered disinfectant and keep it wet for its label's full contact time.
HEPA scrubbers filter the work area's air. After taking out the source, crews may use hydroxyl treatment or another fitting option for remaining odor.
To prevent airflow from spreading the problem, crews check the affected area and nearby accessible registers and ventilation parts for residue and odor.
Impacted material is labeled, sealed and removed for disposal following the rules in effect locally and statewide.
The affected space receives a follow-up inspection once treatment ends. Your records cover every step, including cleaned areas, removed materials and any repairs still needed.
Phone any hour. A specialist in death odor removal takes your call, explains each step and agrees on a start time with you.
A lingering smell can signal that its source remains, but the odor itself is only a warning. Direct contact with decomposition fluids, hazardous materials or affected belongings can pose serious health risks, and moving them may contaminate clean areas.
Floor openings, porous items, air system components and wall cavities may continue holding odor. Removing each source is necessary because treating air alone lets odor recur.
Family members may find it painful to enter the space or go through impacted belongings. A representative you trust can decide on your behalf while you keep clear of the affected area.
Carpet and pad can let fluids seep through to drywall, wood or subfloor and spread along their seams. What is below remains unknown even when the top looks clean.
Can you clean it yourself? Never decide that an area is safe based on how strong it smells. A barely noticeable odor can come from contamination hidden in an absorbent item or beneath a floor. If a death left fluids, or if you cannot locate the source, keep the area closed and arrange a professional assessment.
A death odor cleanup contained to one area may require one to three days of on-site work. More time can be necessary if fluids entered structural materials, odor spread through multiple rooms or separate repairs are needed where walls and flooring were removed.
| Scene | Typical time on site |
|---|---|
| Mild odor without any structural material being removed | Often one day |
| One room with porous material removal | Often one to three days |
| Several areas or structural contamination | Several days, plus repair time |
Decomposition odor removal starts by locating every affected material. Fragrance, paint and fogging cannot replace source removal. If carpet, subfloor, furniture or drywall absorbed fluids, that material must be cleaned fully or removed before air treatment begins.
HEPA air scrubbers may filter particles from the air while work is underway, and hydroxyl treatment can be suitable for odor that remains. Ozone may irritate lungs and therefore must be tightly controlled. The treatment space has to remain empty of people, plants and pets, with reentry delayed until it has been ventilated properly.
OSHA's Bloodborne Pathogens Standard, 29 CFR 1910.1030, requires worker protective equipment, exposure controls and training when blood exposure is possible.
Use a disinfectant registered by the EPA for the intended purpose, keeping the surface visibly wet throughout the full label contact time.
Wisconsin calls it infectious waste, and items saturated with human blood or body fluids are treated as infectious. The Department of Natural Resources rules control storage, transport and treatment, so it cannot go in household trash.
Wisconsin has no state medical examiner or coroner. Each county runs death investigations through either an elected coroner or an appointed medical examiner or coroner, and some counties share one. Cleanup starts after police or the medical examiner or coroner release the scene.
The full death odor removal guide covers what is cleaned or removed, odor and air quality work, and the rules that apply in Wisconsin and Dane County.
Read the full death odor removal guide
Planning for access, containment and cleanup can depend on local population, housing and entry conditions.
At roughly 0.8 miles away, SSM Health St. Mary's Hospital, Madison is the closest listed hospital for urgent care after a cut, puncture, or exposure.
Nearby places include Mifflin West, Mansion Hill, and Bassett, so share the full street address and any building or unit number when you call.
As a Madison neighborhood, Downtown may include several building styles, so cleanup planning should start with the exact property type.
You can ask about cleanup in nearby communities and ZIP codes during the call.
Decomposition cleanup and odor control are needed after a death goes unnoticed for several days.
See unattended death cleanup
Fluids, odor and impacted belongings are addressed when a home is cleaned after a death.
See death cleanup
Removal of decomposition fluids from floors, subfloors and furniture.
See decomposition cleanup
Careful work in the family home follows when a death is discovered quickly.
See attended death cleanup
An estate cleanout after someone dies covers careful sorting and safe removal of belongings.
See estate cleanout after a death
Any property receives disinfection after removal of infectious materials, including bodily fluids and blood.
See biohazard cleanup
Trauma scene cleanup after accidents, injuries and violent events.
See trauma scene cleanup
Biohazard cleanup for hotels, Airbnb units and rental properties.
See hotel, Airbnb and rental biohazard cleanupWait until authorities release the property and keep everyone out of the affected area. With containment in place, crews discard non-disinfectable materials, remove decomposition residue, clean surfaces closely, complete medical waste disposal and treat the air. You can stay outside and avoid sorting affected possessions alone.
Ranges in the BioCleaners Directory guide are $500 to $1,500, for mild odor, $1,500 to $3,500, for moderate odor, $3,500 to $6,000, for severe odor and, for extreme odor involving structural work, $6,000 to $15,000. Material removal and the affected area size determine the job's range.
A contained project may last from one to three days. Structural removal, contamination in difficult locations and several affected rooms can increase the duration. Even after cleaning and odor treatment end, flooring or drywall replacement may lengthen the project because repair work comes next.
A covered event may allow a renters, homeowners or landlord policy to pay for damaged materials, odor control and biohazard cleanup. Policy exclusions and deductibles apply. Tell the insurance company about the loss without delay when possible. Check with the adjuster about required documentation before starting cleanup or repairs.
What was impacted, policy terms and lease language determine responsibility. A rental property's manager or landlord commonly coordinates cleanup for both the space and building materials. The family or estate may be responsible for personal belongings. Both sides should contact their insurance companies before items are removed.
The reliable approach is to remove the source first. That may mean removing affected carpet, pad, furniture, drywall or subfloor. Crews clean and disinfect hard surfaces left behind, then treat residual odor with air scrubbing and a suitable method. Fragrance alone cannot remove decomposition odor.
Respectful, discreet death odor removal is available 24 hours a day, and crews arrive in unmarked vehicles.