No one plans for a biohazard emergency. When Humboldt 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 is a fully licensed and insured Crime Scene Cleanup company serving Humboldt, SD and the surrounding area. Every technician on our crew is trained, background-checked, and certified to handle biological hazards safely โ and to treat the people affected by them with dignity.
Because our team is based near Humboldt, we're not waiting on a technician to drive in from out of state. We know the local roads, the local disposal facilities, and the local regulations โ and that translates into a faster, smoother job for you.
We hold ourselves to a higher standard than the minimum required to get licensed in SD. Continuing education, refresher certifications, and internal quality checks are part of how we operate year-round, not just something we mention in an ad. Humboldt families and businesses benefit from that consistency every time they call.
Biohazard cleanup isn't just about scrubbing a surface โ it's a regulated field with real health and safety requirements. Here's what stands behind every job we do in Humboldt.
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 Humboldt customers over the years.
Every job is different, but our process isn't. Whatever brought you to this page, our Humboldt technicians are trained and equipped to handle it safely, thoroughly, and discreetly.
When you call our emergency line in Humboldt, we mobilize a crew immediately โ no waiting until morning, no answering machines. A technician stays on the phone with you until help arrives if you need it.
We treat every Humboldt 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.
We work with property managers, offices, warehouses, and industrial facilities across Humboldt to resolve biohazard incidents without disrupting operations any longer than necessary. Our team coordinates directly with facility staff from start to finish.
Some situations call for specialized equipment and protocol. Our Humboldt 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 Humboldt 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 Humboldt crew removes affected materials safely and eliminates odor at the source, not just on the surface.
Families in Humboldt 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 Humboldt 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 Humboldt home or business fast. We extract contaminated water, disinfect affected materials, and address any lingering odor or moisture risk.
When a property in Humboldt 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 Humboldt leave behind chemical residue that ordinary cleaning can't remove. Our specialized team tests, treats, and clears the property according to SD remediation standards.
A real person answers your call in Humboldt โ day or night โ and starts dispatching a crew immediately.
Our Humboldt crew arrives in an unmarked vehicle, dressed professionally, to protect your privacy from neighbors and passersby.
Before any work begins, we explain the process, the timeline, and the cost โ no surprises later.
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.
Four Month Blood Cleanse isn't limited to one type of property. Whatever the setting, our Humboldt crew brings the same certified process and equipment.
The most common call we get in Humboldt 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 Humboldt to resolve incidents quickly and keep other units unaffected.
Our Humboldt 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 Humboldt vehicle jobs regularly.
Larger Humboldt 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 Humboldt 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 Humboldt customers.
If you have questions about how a specific insurance policy applies to your Humboldt 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 Humboldt residents choose us.
You'll know the cost before we begin. We work directly with insurance when possible to reduce your out-of-pocket expense, and we explain every charge in plain language.
Because we're locally positioned near Humboldt, 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.
We treat every Humboldt customer with the same patience and respect we'd want for our own families, from the first phone call to the final walkthrough.
"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."
We're positioned to reach every corner of Humboldt quickly โ from downtown properties to outlying neighborhoods. If you're near Humboldt but outside the immediate metro area, call anyway; we cover a wider radius than most companies.
Our Humboldt coverage area includes the following zip codes: 57035 โ and nearby areas throughout Humboldt, SD. One call confirms your coverage and gets a crew moving toward your address right away.

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