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Mouse & Rat Droppings Β· HEPA Cleanup Β· Attic Insulation Β· NJ

Rodent Dropping Cleanup Services in NJ: Safe Cleanup, Attic Insulation Replacement and Sealing

Droppings all over the attic insulation, the garage shelves or under the kitchen sink? Mouse and rat droppings and urine carry germs, and sweeping or vacuuming them dry puts dust in the air you breathe. Silver Bullet Pest Control removes the rodents, cleans up contaminated areas with HEPA equipment, removes and replaces soiled attic insulation, and seals the entry points so they don't come back.

4.9 stars on Google β€’ NJ License 90568B β€’ 15+ years β€’ HEPA cleanup & insulation replacement β€’ Based in Garfield β€’ Hablamos espaΓ±ol

Text a photo of the droppings to 973-510-2585 and we'll tell you if it's mice or rats and how big the job looks.

How do rodent dropping cleanup services work in NJ?

Rodent dropping cleanup services in NJ remove mouse or rat droppings, urine and nesting material without stirring up contaminated dust: the area is wetted with disinfectant rather than swept or vacuumed dry, waste is bagged out, surfaces are disinfected and HEPA-filtered equipment is used, and badly soiled attic insulation is removed and replaced. Cleanup should come after the rodents are removed and before or along with sealing the entry points. Silver Bullet Pest Control does all of it across Bergen, Passaic, Essex and Hudson counties; call or text 973-510-2585 for a free quote.

Why rodent droppings need careful cleanup

Mouse and rat droppings, urine and nests can carry bacteria and viruses. The main concern is breathing in dust from dried droppings and urine, which is what happens when someone sweeps, dusts or vacuums them without wetting them first.

  • Hantavirus is the best-known risk. In the U.S. it's mainly carried by deer mice and some other wild rodents, and cases are rare, especially in the Northeast. But it can be serious, which is why the CDC recommends the same careful cleanup steps for any rodent droppings.
  • Other germs such as Salmonella can be spread by droppings on counters, food and stored items.
  • Allergies and asthma can be triggered by rodent urine, droppings and dander, especially in attics and basements with long-term activity.
  • Odor from urine-soaked insulation and nests can linger long after the rodents are gone and attract new ones.

Not sure if it's mice or rats? See signs of mice and rats in your house.

How to clean up a small amount of droppings safely (CDC steps)

For a few droppings in a cabinet or on a garage shelf, follow the CDC's hantavirus prevention guidance (cdc.gov/hantavirus/prevention). In short:

1

Air it out first

Open doors and windows and leave the area for at least 30 minutes before you start.

2

Wear gloves

Use rubber, latex, vinyl or nitrile gloves.

3

Soak, don't sweep

Spray the droppings, urine and nest material with a disinfectant or a bleach solution (1 part bleach to 10 parts water) until thoroughly wet, and let it soak about 5 minutes.

4

Wipe and bag it

Pick everything up with paper towels, put it in a plastic bag, seal it and throw it out with the household trash.

5

Disinfect and wash

Disinfect the surface and anything the droppings touched, wash your gloved hands, then remove the gloves and wash your hands with soap and warm water.

Wash bedding or clothing that may have droppings on it in hot water with laundry detergent. Check the CDC page for the full current guidance; for a closer look at small jobs, see our mouse droppings cleanup guide.

What not to do when cleaning rodent droppings

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Don't sweep

Sweeping dry droppings breaks them up and puts the dust in the air.

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Don't vacuum them dry

A regular household vacuum blows fine particles back out. Wet first, then wipe.

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Don't use bare hands

Always wear gloves, even for a single dropping, and wash hands after.

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Don't clean before they're gone

Cleaning while mice or rats are still active means the mess comes right back. Remove them and seal first or at the same time.

DIY cleanup or professional rodent dropping cleanup?

SituationUsually DIY is fineCall a professional
AmountA few droppings in one spotDroppings spread over a wide area, layers or piles
LocationKitchen cabinet, open shelf, easy-to-reach floorAttic insulation, crawl space, wall voids, ductwork areas
NestingNo nest foundNests in insulation, boxes or stored items
OdorNone or faintStrong urine smell that stays after cleaning
Rodents still activeNo, problem was solvedYes, or you don't know how they got in
HealthNo one with breathing problems at homeSomeone with asthma, a weak immune system, or you're not comfortable doing it

The CDC also advises extra care and professional help for heavily infested buildings or long-closed spaces like sheds and cabins.

Our rodent dropping cleanup process

1

Inspect and remove the rodents

We confirm mice or rats, find how they get in and remove them. Cleanup without removal doesn't last. See mice and rat service.

2

Protect and contain

Our crew wears protective gear and works so that dust stays in the work area and isn't spread through the house.

3

Wet, remove and bag

Droppings, nests and soiled debris are wetted down, removed and bagged instead of swept or blown around.

4

HEPA cleanup

HEPA-filtered vacuums capture fine particles after the bulk waste is out, so dust isn't blown back into the air.

5

Disinfect and deodorize

Surfaces are treated to disinfect and help control odor from urine and nesting.

6

Seal the entry points

Openings are closed with stainless steel mesh and other chew-proof materials so new rodents can't get in.

For heavier wildlife messes, like raccoon latrines or bat guano, see attic wildlife cleanup and sanitation.

Attic insulation removal and replacement after rodents

Attic insulation damaged by rodents
Attic

When insulation has to go

  • Droppings mixed through the insulation
  • Tunnels and flattened runways
  • Urine stains and a smell that won't go away

Once mice or rats have lived in attic insulation for a while, the droppings and urine are spread through it and can't be picked out. Removing it is the only real cleanup.

Rodent nest built in insulation
Removal

Removing contaminated insulation

  • Old insulation removed and bagged
  • Nests and debris cleared out
  • Attic floor cleaned and disinfected

We remove the contaminated insulation and nesting material, clean and disinfect the attic surfaces with HEPA equipment, and check for entry points along the eaves, vents and roofline while the attic is open.

Educational image: wildlife can damage attic insulation
Replacement

New insulation

  • Fresh insulation installed
  • Done after the attic is sealed
  • Restores the attic's insulating value

With the attic clean and sealed, new insulation goes in. Packed-down, soiled insulation doesn't insulate well, so replacing it also helps with heating and cooling.

Where we clean up rodent droppings

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Attics

The most common big job: droppings, nests and urine through the insulation. See attic rodent removal.

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Garages

Droppings on shelves, in stored bags of seed or pet food and along the walls.

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Basements and crawl spaces

Along sill plates, behind stored boxes and around the boiler, water heater and pipes.

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Kitchens and businesses

Under sinks, behind appliances and in storage rooms. See commercial pest control.

Raccoons, squirrels and bats leave bigger messes than mice. We handle wildlife cleanup too, including raccoon latrine cleanup.

After cleanup: sealing so the droppings don't come back

Cleanup only lasts if the rodents can't get back in. Mice fit through a gap about the width of a pencil, and rats through a gap about the size of a quarter. We seal the openings we find with stainless steel mesh, metal and other materials they can't chew:

  • Gaps around pipes, wires and the gas line where they enter the house.
  • Openings at the eaves, roof returns, vents and soffits for attics.
  • Garage door corners and worn weatherstripping.
  • Foundation cracks, sill plate gaps and door bottoms.

Our mouse service includes 90 days of coverage with unlimited free service calls in that time. Read more about rodent exclusion with stainless steel mesh, rodent proofing and exclusion and how to keep mice out of your house.

Get a Free Rodent Cleanup Quote

Tell us where the droppings are (attic, garage, basement, kitchen), how much you're seeing and whether the mice or rats are still active. Text photos if you can and we'll give you a free quote.

Why North Jersey calls us for cleanup

  • Droppings all through the attic insulation
  • A urine smell that won't go away
  • Mice or rats still getting in
  • Someone at home has asthma or allergies
  • Getting a house ready to sell or rent
πŸ“ž Call 973-510-2585

Request Service

πŸ”’ Your info stays private Β· Hablamos espaΓ±ol.

What's bugging you? - Step 1 of 3

Rodent Dropping Cleanup Questions

Is it safe to clean up mouse droppings myself?

For a small amount in an easy-to-reach spot, usually yes, if you follow the CDC steps: air the area out, wear gloves, soak the droppings with disinfectant or a 1-to-10 bleach solution, wipe them up with paper towels and bag them. Don't sweep or vacuum them dry.

Can you get hantavirus from mouse droppings in New Jersey?

It's possible but rare. Hantavirus in the U.S. is mainly carried by deer mice and some other wild rodents, and cases in the Northeast are uncommon. Because it can be serious, the CDC recommends the same careful wet-cleaning steps for any rodent droppings.

Should I vacuum mouse droppings?

Not dry, with a regular vacuum. That can blow fine dust from droppings and urine back into the air. Wet them with disinfectant first and wipe them up. Professional crews use HEPA-filtered equipment for larger jobs after the bulk waste is removed.

Does attic insulation need to be replaced after mice?

Often, yes, when droppings and urine are spread through it, there are nests and tunnels, or there's a smell. Picking droppings out of insulation doesn't work. We remove the contaminated insulation, clean and disinfect the attic, seal entry points and install new insulation.

What should I use to disinfect rodent droppings?

The CDC recommends a commercial disinfectant or a bleach solution of 1 part bleach to 10 parts water. Soak the droppings and urine until wet, wait about 5 minutes, then wipe up. Follow the product label and never mix bleach with other cleaners.

Should I clean before or after the mice are gone?

After, or at the same time as removal and sealing. If mice or rats are still getting in, they'll leave new droppings right away. That's why our cleanup comes together with removal and sealing the entry points.

How long does professional rodent dropping cleanup take?

A small area like a garage or under a sink can often be done in a single visit. A full attic with insulation removal and replacement takes longer depending on the size of the attic and how bad the contamination is. We'll give you a timeline with the quote.

Will cleanup get rid of the smell?

Removing soiled insulation, nests and droppings and disinfecting the area removes most of the source of the odor. Lingering smells usually mean there's still contaminated material somewhere, which is what our inspection looks for.

Do you clean up after rats as well as mice?

Yes. Rat droppings are bigger and rats often leave more mess in basements, garages and crawl spaces. We remove the rats, clean up and seal the openings with steel and other chew-proof materials.

Is there a guarantee with your mouse service?

Our mouse service includes 90 days of coverage with unlimited free service calls in that time. Cleanup and insulation work are quoted separately, and we'll explain what's included before we start.

ΒΏHablan espaΓ±ol?

SΓ­. Hablamos espaΓ±ol. Si tiene excremento de ratones o ratas en el Γ‘tico, garaje o sΓ³tano, llame o mande un texto al 973-510-2585.

Rodent dropping cleanup across North Jersey

Based in Garfield, we clean up after mice and rats throughout Bergen, Passaic, Essex and Hudson counties.

Our service area

Union County

973-510-2585
  • Berkeley Heights
  • Clark
  • Cranford
  • Elizabeth
  • Fanwood
  • Garwood
  • Hillside
  • Kenilworth
  • Linden
  • Mountainside
  • New Providence
  • Plainfield
  • Rahway
  • Roselle
  • Roselle Park
  • Scotch Plains
  • Springfield
  • Summit
  • Union
  • Westfield

Morris County

973-510-2585
  • Boonton
  • Butler
  • Cedar Knolls
  • Chatham
  • Denville
  • Dover
  • East Hanover
  • Florham Park
  • Hanover
  • Kinnelon
  • Lincoln Park
  • Madison
  • Mendham
  • Montville
  • Morris Plains
  • Morristown
  • Mountain Lakes
  • Parsippany
  • Pequannock
  • Randolph
  • Riverdale
  • Rockaway
  • Roxbury
  • Whippany

Updated November 2026 by the Silver Bullet Pest Control team, Garfield, NJ β€’ NJ License 90568B

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