Rodent Droppings and Hantavirus Cleanup
Cleanup addresses hantavirus and droppings from rodents in basements, attics and crawl spaces.
See rodent droppings and hantavirus cleanupGet a dead animal located and removed from a wall, attic, vent, crawl space, home or business in The Flats, followed by cleaning and odor treatment at the source.
This service finds and removes a dead animal, cleans the areas it affected, treats contamination and works to reduce odor where it originates.
Sometimes the animal is in plain view in a yard or room. In other cases, it is beneath a floor, within ductwork, under insulation or behind drywall. Locating it comes first, with care taken to avoid opening unnecessary parts of the structure. Access might be direct, or it could require a small opening in a cabinet, ceiling or wall.
Taking out the animal may leave more work to do. Wood, insulation and other absorbent materials can hold decomposition fluid, so the area is examined for remaining residue. Materials that are contaminated may require removal. Cleanable hard surfaces receive cleaning and an EPA-registered disinfectant that stays for its full label contact time. Source removal, cleanup and drying come before odor treatment.

Before work starts, every step is made clear, including how crews find the source, create any needed openings and identify materials for removal.
Personal property is moved or covered, and any needed opening is kept as limited as practical for the removal.
Calls are answered day and night, and crews arrive in unmarked vehicles for privacy at your home, rental or business.
Photos and notes can show the affected area, contaminated material removed and repairs left for your restoration contractor or insurance company.
Persistent smells, insect activity or staining can signal a need for dead animal cleanup, especially if the affected space is unsafe to reach or clean. Access and cleanup steps depend on where the source is found. Typical situations include:
A bird, rodent or other animal is under insulation or between framing in a hot, confined space.
Source removal should be documented for the property manager or landlord, along with cleaning records and details about any removed building material.
You may smell the odor in one room even though airflow through the HVAC system has carried it from another location.
An animal may be hidden in a wall cavity when you notice odor or staining, so a limited opening could be needed.
Start by reducing contact with the area and limiting the spread of odor. Take these steps while waiting for cleanup technicians:
Call (888) 440-9227A typical dead animal removal has a published range of $150 to $250. Bob Vila and HomeAdvisor each report that figure. It covers removal, but the scope can expand if a wall must be opened, contaminated materials must come out or odor needs treatment. Access and the size of the affected area shape the final price.
Published national cost guides are the source for these ranges, rather than an inspection of your property. You learn what your property will cost after the on-site assessment and before any work begins.
Ask about cost: (888) 440-9227Insurance coverage varies with both the cause and your policy. Removal, building material damage and odor cleanup may receive different treatment from the insurance company. When possible, ask how each part applies before authorizing work.
Payment usually falls to the owner when insurance does not apply. If structural access may be needed, report the problem to your landlord before authorizing it.
Ask your insurance company what photos or records are required and whether restoration services, removal, odor treatment, access openings and affected insulation are covered.
Animal and pest damage may be excluded by some policies, though coverage can differ for a sudden event or an opening that is covered. Ask about each part of the cleanup.
Landlords generally arrange work on attics, walls, shared areas and building systems, though local requirements and the lease may change who is responsible.
Dead animal remediation begins by finding the source and making safe access. Next come removal of the animal and affected material, cleaning, odor treatment and documentation of each stage.
Technicians inspect the strongest odor area, likely entry points, staining, insects, vents and nearby cavities before opening a surface.
Gloves, protective clothing and respiratory protection are chosen for the affected area, and nearby belongings are covered or moved.
If the animal is hidden, a vent cover can be taken off or a restricted access point can be cut into a wall, cabinet or ceiling.
Crews minimize contact while lifting the animal, contain it for disposal and prevent it from touching clean areas during removal.
Affected insulation, padding or cardboard and damaged drywall are sorted from materials that can be cleaned and kept.
After hard surfaces are cleaned, an EPA-registered disinfectant stays on them for the complete label contact time.
Appropriate odor treatment, HEPA air filtration and ventilation follow the removal of both the animal and affected materials.
The space is checked for remaining odor or residue, and you receive notes about any wall, insulation or finish that still needs repair so you can move forward.
Phone any hour. A specialist in dead animal removal and cleanup takes your call, explains each step and agrees on a start time with you.
Bacteria, insects, bodily fluids and strong smells may remain around animal remains, making direct contact and dry sweeping unsafe choices.
Keep animal remains and contaminated fluids away from your mouth, eyes and any breaks in your skin. Wash any exposed skin and get medical advice after a bite, scratch or direct contact.
You may find contaminated insulation, nest material and droppings around the animal. They should not be swept or vacuumed dry because dust can spread through the air.
After collecting around the source, flies and other insects may move to surrounding areas. Cleanup and source removal address what is drawing the insects.
Can you clean it yourself? When you can reach a small animal outside without entering any confined space, prevent pet access and use the directions issued by local animal control or sanitation. Arrange professional cleanup when you would have to make direct contact, cannot locate the animal, do not know its species or see that fluids entered absorbent materials.
Removal and cleaning can take one visit when the animal is accessible. A hidden source can take longer, especially when finding it is uncertain, a wall opening is necessary or absorbent material retains odor.
| Scene | Typical time on site |
|---|---|
| Visible remains in an easy-to-reach location | Often completed in one visit |
| Animal inside a wall, attic or crawl space | Varies by location and safe entry |
| Contamination with building material removal | Could require cleaning followed by a separate repair appointment |
Source location and removal must come before treatment of a dead animal odor. Although bleach, fragrance or an air freshener might cover the smell temporarily, these options do not clean soiled material concealed under insulation or behind walls.
After the animal and contaminated materials are gone, hard surfaces are cleaned and the space is dried. HEPA air filtration and targeted odor treatment can improve air quality. A vent, wall cavity or crawl space is checked again if odor persists, because a missed patch of soiled material can keep releasing odor.
Disposal requirements can differ by animal type and location. Follow directions from your local sanitation, animal control or public health authority to choose the right method.
The product must have EPA registration for its intended application and stay wet as long as the contact time printed on its label.
Massachusetts calls this medical or biological waste, and it includes materials saturated with blood. Department of Public Health rules control its storage, treatment, disposal and transportation, so it must be treated first and cannot go in household trash.
Local health and building rules can affect how a contaminated room is cleaned and when it can be used again, so mention any notice you have received from the city or county.
The full dead animal removal and cleanup guide covers what is cleaned or removed, odor and air quality work, and the rules that apply in Massachusetts and Suffolk County.
Read the full dead animal removal and cleanup guide
Containment, entry and cleanup plans can be influenced by local housing, population and access details.
If direct exposure occurs, the closest listed emergency option is Massachusetts Eye and Ear Infirmary, about 2.0 miles away, not the cleanup site.
Nearby communities include East Boston, Eagle Hill, and Gove Street, useful geographic references when explaining a property location to a cleanup crew.
Properties within this Boston neighborhood may share alleys, entries, or parking, so equipment movement should be planned around nearby residents.
You can ask about cleanup in nearby communities and ZIP codes during the call.
Cleanup addresses hantavirus and droppings from rodents in basements, attics and crawl spaces.
See rodent droppings and hantavirus cleanup
Bird and bat droppings are cleaned from structures and attics, followed by disinfection.
See bird and bat guano cleanup
Animal hoarding cleanup of waste, urine soaked materials and ammonia odor.
See animal hoarding cleanup
Death odor removal targets the source through ozone treatment, hydroxyl and air scrubbers.
See death odor removal
Cleanup removes infectious material, including blood and body fluids, and disinfects the property.
See biohazard cleanup
A contaminated space is restored to safe use through biological remediation and contaminant removal.
See biohazard remediation
Sewage cleanup in a crawl space addresses contaminated soil and saturated insulation.
See crawl space sewage cleanup
Biohazard cleanup addresses Airbnb accommodations, hotels and other rental units.
See hotel, airbnb and rental biohazard cleanupBefore air circulation moves odor elsewhere, an inspection should identify where the remains are in the system. Removal and cleanup might require opening a duct section or vent cover that can be safely reached. Some parts of the HVAC system need attention from a heating and cooling contractor when safe access or cleaning is not possible during removal.
Animal remains can create a biohazard when decomposition fluid, waste, bacteria or insects contaminate the surrounding area. Risk increases if you cannot avoid touching the remains, do not know the species, find a decayed animal or see contamination in porous material. Until the space is assessed, keep both pets and people out.
Crews first take out the remains along with each accessible contaminated item. Hard surfaces are then cleaned, disinfected when appropriate and dried. A targeted odor process or HEPA filtering may come next. Sprays and fragrances alone do not solve the problem because odor returns when fluid, soiled insulation or nesting material remains at the source.
Cleanup may be completed independently from restoration. To access the animal, cleaners may make a small opening, take out affected materials and prepare documentation of the completed cleanup. Ask who will close the wall, replace removed insulation, repaint surfaces and repair HVAC equipment, since those steps may not be included.
Cost information from HomeAdvisor and Bob Vila separately places typical dead animal removal at $150 to $250. Access can change the overall scope. The quoted scope should state whether it includes more than removal, such as creating a wall opening, discarding soiled insulation, cleaning ductwork or treating persistent smell.
How long the smell lasts varies with heat and moisture, airflow, materials involved and whether any source remains. Complete cleaning and removal of the source should reduce the odor. If the smell continues, another inspection may find overlooked fluids, nesting debris, insulation or a remaining portion of the source.
Respectful, discreet dead animal removal and cleanup is available 24 hours a day, and crews arrive in unmarked vehicles.