No one plans for a biohazard emergency. When Walnut Creek residents and businesses need help, Four Month Blood Cleanse responds fast, works quietly, and treats every property โ and every person โ with respect.


Four Month Blood Cleanse has served Walnut Creek and the broader Walnut Creek, CA area with licensed, insured Infectious Disease Decontamination response for years. We're not a call center that dispatches whoever's cheapest โ we're a dedicated crew that trains constantly and answers our own phones, 24 hours a day.
Our Walnut Creek crew is local โ not a subcontractor pulled from three states away. That means faster arrival times, familiarity with local disposal regulations, and a team that's actually invested in this community.
Beyond the technical side, our Walnut Creek team understands that a biohazard call almost always comes during a stressful, sometimes traumatic moment. That's why every technician goes through communication training in addition to safety certification โ so you get a crew that's skilled with equipment and calm with people.
Walnut Creek customers deserve to know exactly what training and equipment a crew is bringing into their home or business. Here's the short version.
If you want to see credentials before we arrive, just ask when you call. Transparency about our process is part of how we've built trust with Walnut Creek customers over the years.
From emergency scenes to scheduled commercial decontamination, our Walnut Creek crew covers the full range of biohazard response โ always with the same certified process and the same respect for your privacy.
Blood, bodily fluids, or trauma scenes can't wait, and neither do we. Our Walnut Creek emergency team is dispatched the moment you call, day or night, weekends and holidays included.
We treat every Walnut Creek home like it's our own โ full sanitation, odor removal, and safe disposal so your family can return to a normal, safe space. We work around your schedule whenever possible.
Walnut Creek business owners call us to get facilities back to code fast โ with full documentation for insurance, health department, and OSHA compliance. We can often schedule work outside business hours to limit disruption.
Some situations call for specialized equipment and protocol. Our Walnut Creek team handles the harder cases other companies turn away, including jobs that require extended containment or extra sanitation cycles.
These are some of the most common situations Walnut Creek residents and businesses call us about. If you don't see your exact situation listed, call anyway โ chances are we've handled it before.
When a death goes unnoticed for days or longer, biological material can affect flooring, subflooring, and even structural materials. Our Walnut Creek crew removes affected materials safely and eliminates odor at the source, not just on the surface.
Families in Walnut Creek facing this kind of loss deserve a crew that works quickly and quietly. We coordinate with law enforcement when needed and complete cleanup once the scene has been released.
Hoarding jobs in Walnut Creek often involve biological hazards hidden under clutter โ mold, pest waste, and spoiled materials. We sort with care, separate salvageable items when asked, and sanitize the full property.
Raw sewage introduces serious pathogens into a Walnut Creek home or business fast. We extract contaminated water, disinfect affected materials, and address any lingering odor or moisture risk.
When a property in Walnut Creek has been exposed to an infectious illness, we perform full surface and airborne decontamination using medical-grade disinfectants to reduce risk for anyone who uses the space next.
Former drug production sites in Walnut Creek leave behind chemical residue that ordinary cleaning can't remove. Our specialized team tests, treats, and clears the property according to CA remediation standards.
A real person answers your call in Walnut Creek โ day or night โ and starts dispatching a crew immediately.
We show up quickly and quietly โ no branded trucks parked outside broadcasting what's happening.
We assess the scene, contain the affected area, and walk you through exactly what the job will involve before we start.
Using hospital-grade disinfectants and proper PPE, we remove, clean, and sanitize every affected surface.
We handle chain-of-custody disposal and provide the paperwork your insurer or property manager may require.
Biohazard incidents happen everywhere โ homes, offices, vehicles, and public spaces. Here's how our Walnut Creek team adapts to each one.
The most common call we get in Walnut Creek โ bedrooms, bathrooms, garages, and everything in between, cleaned and sanitized with the family's privacy in mind.
We coordinate with tenants, landlords, and property managers across Walnut Creek to resolve incidents quickly and keep other units unaffected.
Our Walnut Creek commercial clients count on us to restore a space to safe, presentable condition with minimal disruption to operations.
Biohazard incidents inside a vehicle require specialized treatment of upholstery, carpeting, and hard-to-reach areas โ we handle Walnut Creek vehicle jobs regularly.
Larger Walnut Creek facilities call for a scaled-up crew and equipment set. We staff industrial jobs according to the size and complexity of the site.
We work with Walnut Creek property managers and municipal contacts to decontaminate shared spaces safely and get them back in service quickly.
Paying for an unexpected biohazard cleanup shouldn't add to your stress. Here's how we make the financial side of the process as simple as possible for Walnut Creek customers.
If you have questions about how a specific insurance policy applies to your Walnut Creek situation, mention it when you call โ our dispatcher can often give you general guidance right away.
We know you're not just comparing prices โ you're trusting someone to handle one of the hardest moments you'll deal with. Here's why Walnut Creek residents choose us.
We quote the job before we start โ no inflated invoices, no surprise line items after the work is done. Our Walnut Creek estimates reflect the actual scope of the job, not a guess.
Because we're locally positioned near Walnut Creek, our average arrival time beats companies dispatching from farther away. That speed matters when biological hazards are involved.
We never discuss the details of a job outside what's necessary. Discretion is part of the service, not an upgrade you have to request.
Our team documents every step of the job to support your insurance claim, and we bill many major carriers directly to reduce your paperwork.
We don't consider a job finished until the space passes our own internal inspection standard, not just a quick visual check.
Our technicians are trained not just in decontamination, but in how to interact with people on one of their hardest days. That balance matters as much as the equipment we bring.
"Professional from the first phone call to the final walkthrough. You'd never know anything happened in that room, and the whole process took less time than I expected."
"Discreet, quick, and thorough. Neighbors never even noticed the crew was there, which was exactly what we needed."
"I called three companies and Four Month Blood Cleanse was the only one that answered at 2am. That alone earned my trust, and the work itself was just as impressive."
"They coordinated directly with my insurance adjuster which saved me hours of phone calls and a lot of stress."
"You could not tell anything had happened once they finished. The smell, the stains, everything โ gone, and they even followed up a few days later."
Our Walnut Creek dispatch covers the full metro area, including nearby suburbs and rural properties throughout Walnut Creek, CA. We staff our crews specifically to keep response times consistent across the whole coverage area.
Our Walnut Creek coverage area includes the following zip codes: 94597 94598 94596 94595 โ and nearby areas throughout Walnut Creek, CA. One call confirms your coverage and gets a crew moving toward your address right away.

Every hour matters. Our Walnut Creek emergency line is live right now โ call and we'll walk you through what happens next.
๐ Call +1-844-401-0166 โ Walnut Creek 24/7 Emergency Line