Biohazard Decontamination
After exposure to infectious or hazardous material, the air, room and surfaces are fully decontaminated.
See biohazard decontaminationGet blood, bodily fluids and other infectious material removed from your home, business or vehicle. The affected area is contained, cleaned and disinfected, and contaminated waste is taken for proper disposal.
Biohazard cleanup is a controlled process for taking away potentially harmful biological material, including blood and bodily fluids, and cleaning and disinfecting the area it affected.
A biohazard can be present after a death, injury, crime scene, sewage backup, infectious illness or severe hoarding situation. Cleanup can be needed in a house, apartment, workplace, hotel, vehicle or outdoor area. The goal is to find the full affected area, remove contamination that cannot be cleaned, disinfect surfaces that can remain and protect the surrounding areas while the work is underway.
Biohazard cleaning is different from ordinary house cleaning. Trained technicians use protective equipment, controlled work zones and products chosen for the material involved. They follow the label contact time for EPA-registered disinfectants. Waste is sealed, labeled and moved under the rules that apply in your state, instead of being placed loose in household trash.

The plan tells you what was affected, which possessions can stay, what must come out and the steps suggested for cleanup.
You can help evaluate personal property if conditions permit. Valuable belongings are set apart for safe return, specialized attention or cleaning.
Your situation is treated privately. Using unmarked vehicles, crews arrive discreetly and limit access to the affected area.
Photos, the work scope, invoices and available disposal records can be organized for your insurance claim and property file.
You may need biohazard cleanup when attempting normal cleaning would risk contact with bloodborne pathogens, contamination or infectious material. Typical situations include:
Category 3 black water is present in a sewage backup. Water extraction, cleaning, disinfection, drying and taking out soaked porous items may all be part of cleanup.
A targeted cleaning plan can cover high-touch surfaces, shared rooms and items linked to an illness exposure, using a disinfectant suited to the organism and surface.
When home contents contain animal waste, human waste, sharps, spoiled material or similar contamination, hoarding cleanup services may be necessary.
Once property release comes from the medical examiner or local law enforcement, damaged materials, bodily fluids, lasting odor and remaining belongings may be addressed through death cleanup.
Your immediate concern is limiting exposure and avoiding any spread of contamination. Use these steps until professional cleanup has been arranged:
Call (888) 351-0904From one hard surface to absorbed fluids in several rooms, the possible scope makes published cleanup costs vary widely. A typical national figure from Fixr runs between $3,000 and $5,000 while its entire published span begins at $1,500 and ends at $25,000. For residential work, Yelp Costs publishes an average between $1,800 and $4,500. Scope cannot be assessed until the materials affected and disposal requirements are clear.
These ranges come from published national cost guides, not from a site visit. An on-site assessment determines your property's price, which is explained to you before the cleanup starts.
Ask about cost: (888) 351-0904Insurance may cover biohazard cleanup when the cause is included in your policy, but coverage depends on the event, exclusions, limits and deductible.
Victims of violent crime can ask the Tennessee Treasury Department's Criminal Injuries Compensation Program about crime scene cleanup, which it can help with when the crime happened in a victim's home. Insurance is usually checked first.
Notify the insurance company of the event and ask about coverage for cleanup, damaged building components, personal property and restoration. Keep the claim identifier and information for contacting the adjuster.
Responsibility can depend on where the event occurred, the lease, the cause and local rules. Renters and property owners should photograph or document the area, then notify their insurers before relocating items.
Find out what documentation your insurance company requires. Your claim may be easier to assess when the adjuster receives photos, a detailed cleanup scope, invoices and waste documentation.
Planning begins with what the contaminant is, which materials came in contact with it and where it could have traveled. The steps control its spread as the space is prepared for safe use again.
Cleanup technicians inspect the affected and surrounding areas, identify porous and non-porous materials, document conditions and explain the proposed scope to you.
Clean spaces are kept separate from the work zone. Technicians use personal protective equipment suited to the exposure and may control airflow when particles or odor could travel.
When carpet, padding, drywall, insulation, a mattress or unfinished wood absorbs contamination, affected sections may be cut away and placed in sealed containers.
The surface is cleared of visible soil before disinfectant is applied, allowing the product to make contact. Cleaning techniques and tools are matched to the surface finish.
An EPA-registered disinfectant is applied to cleaned areas, which stay wet for all of the labeled contact time.
The odor source comes out before air treatment. HEPA air scrubbers and other odor methods may be used based on the room, the remaining materials and occupancy.
Workers label and package the waste for its required disposal method. Records can show which waste was taken away and where it went.
The affected space is inspected once cleaning is complete. You receive an explanation of what was cleaned, what was removed and what restoration work may still be needed.
Phone any hour. Your biohazard cleanup specialist answers the phone, describes what happens next and works with you on a start time.
Biohazards can expose you to infectious material, sharp objects and contamination hidden below the surface, so a quick wipe may not make the area safe.
Fluid can pass through carpet, reach joints in the subfloor, run under trim and move behind wall finishes. Only a portion of the affected area may appear as a visible mark.
Blood may contain HIV, hepatitis B or hepatitis C. Hepatitis B can persist on surfaces for at least seven days, the CDC says, making proper cleaning and disinfection important even after blood dries.
Cleaning after a death, suicide or serious injury can be deeply distressing. Cleanup workers use protective equipment, so you do not have to see the affected area while the work is completed.
Can you clean it yourself? A very small spill on a sealed, non-porous surface may be cleaned with disposable gloves and an EPA-registered disinfectant used for its full label contact time. Do not attempt cleanup when fluids reached carpet, wood, drywall or furniture, when sharps are present, or when you cannot tell where the contamination ends.
The time depends on the affected area, the materials involved and whether contamination is on the surface or below it. A small hard-surface cleanup may need one work visit, while several rooms, structural removal or persistent odor can require multiple visits and later restoration.
| Scene | Typical time on site |
|---|---|
| Small surface area | Inspection, cleaning and disinfecting may all occur during a single visit |
| One room with porous materials | The removal and cleaning process, including odor work, may extend beyond one visit |
| Several rooms or structural contamination | Cleanup and restoration are planned in separate stages |
Finding and removing the material causing the smell is the first step in odor removal. A fragrance, coat of paint or surface spray cannot remedy fluids held in furniture, wall voids, subflooring, carpet pad or nearby items. Air treatment should be selected only after those places are inspected.
HEPA air scrubbers can remove airborne particles following cleaning and source removal. For odor that remains, options may include hydroxyls, another suitable method or ozone within an empty and controlled area. The right method is based on site conditions, material types and occupancy. If airflow might have moved odor beyond the room, HVAC vents and returns are also checked.
When workers may encounter blood, the OSHA Bloodborne Pathogens Standard, 29 CFR 1910.1030, requires exposure controls, training, protective equipment and related procedures.
A disinfectant must be suitable for the target organism and surface. Proper use includes every direction on the label, such as pre-cleaning, dilution, protective steps and total surface contact time.
Tennessee treats soaked materials from a biohazard scene as medical waste, a type of special waste. Rules from the Department of Environment and Conservation's Division of Solid Waste Management control its treatment and disposal, so it cannot go in household trash.
Tennessee uses a mix of state and county medical examiners, with county medical examiners investigating deaths and the Office of the State Chief Medical Examiner supporting them. Cleanup starts after police or the medical examiner release the scene.
The full biohazard cleanup guide covers what is cleaned or removed, odor and air quality work, and the rules that apply in Tennessee and Davidson County.
Read the full biohazard cleanup guide
Planning for access, containment and cleanup can depend on local population, housing and entry conditions.
Knowing that Tristar Centennial Medical Center is about 0.5 miles away helps households plan where to seek care before arranging scene cleanup.
New Heights District, Downtown Nashville, and Wedgewood-Houston are nearby, which helps define practical routes for crews, equipment, and sealed waste containers.
A cleanup plan for this neighborhood should account for adjacent homes or units when setting odor control and containment boundaries.
Ask on the call about cleanup options for neighboring communities and ZIP codes.
After exposure to infectious or hazardous material, the air, room and surfaces are fully decontaminated.
See biohazard decontamination
A contaminated space is restored to safe use through biological remediation and contaminant removal.
See biohazard remediation
Blood cleanup clears blood from furniture, walls, hard floors and carpet, followed by safe disposal.
See blood cleanup
Decomposition cleanup and odor control are needed after a death goes unnoticed for several days.
See unattended death cleanup
Trauma scene cleanup after accidents, injuries and violent events.
See trauma scene cleanup
Hoarding cleanup with respectful sorting, removal and deep cleaning.
See hoarding cleanup
Sewage cleanup removes Category 3 black water from raw sewage, then disinfects and dries the area.
See raw sewage cleanup
All surfaces receive full coverage with EPA-registered products for infectious disease disinfection.
See infectious disease disinfectionThe medical examiner or funeral home removes the deceased, but that does not include property cleanup. Following scene release, a landlord, family member, owner or another responsible person must arrange death cleanup. By using a biohazard cleaning company, loved ones can stay outside the room while odor, disposal, bodily fluids and contaminated materials are addressed.
A few fresh drops on an intact non-porous surface may be manageable with disposable gloves and an EPA-registered disinfectant used exactly as labeled. Do not attempt cleanup when bodily fluids reached carpet, wood, drywall or furniture, when sharps are present, or when the full edge of the affected area is unclear.
The schedule varies with how many rooms are involved, the types of surfaces and the distance fluids spread. A minor cleanup involving only a hard surface might take a single visit. When the work includes several rooms, carpeting, drywall, subfloor or lasting odor, cleanup may extend across multiple visits. Restoring finishes that were taken out occurs after cleanup and can have a different schedule.
Sealed hard furniture may be cleaned and disinfected when every affected surface is accessible. Upholstered furniture may need removal if blood or bodily fluids reached the padding or frame. Important personal items are reviewed with you when conditions allow, so washable or restorable belongings can be separated from contaminated waste.
It may qualify for coverage when the cause of contamination is an event included in your policy. Coverage depends on the policy and still follows all applicable limits, deductibles and exclusions. Before damaged materials are moved, contact the insurance company, explain the event, record the claim number and ask the adjuster what documents are required.
Biohazard cleaning is a controlled process for removing visible contamination, taking out materials that cannot be disinfected, cleaning remaining surfaces and applying a suitable disinfectant for its full contact time. It also includes safe packaging and disposal of contaminated waste, plus odor work when the source has affected the air or porous materials.
Discreet, respectful biohazard cleanup, 24 hours a day, with crews in unmarked vehicles.