A backed-up sewer line or failed septic system doesn't just mean a mess — it means contaminated water carrying bacteria and pathogens that has to be handled under strict containment. This is one water damage situation where calling a trained crew immediately matters more than trying to handle it yourself.
EPA-registered antimicrobial treatment and compliant disposal of contaminated materials are standard on every Sewage Cleanup job we run in Hollis, NH.

We follow strict biohazard protocol on every Sewage Cleanup call, treating even a small backup with full precaution.
We apply EPA-registered antimicrobial products specifically rated for blackwater contamination.
Compliant disposal protects your Hollis, NH property from liability down the line.
We prioritize protecting occupants of the Hollis, NH property over speed, given the health risk involved.
Below is what a Sewage Cleanup job actually involves in Hollis, NH, from containment to final air quality check.

We contain the affected zone before extraction begins to prevent spread.
Every technician on-site wears full protective gear rated for blackwater exposure.
Anything that can't be fully disinfected gets removed and disposed of properly, not reused.
Disinfection follows the same standard regardless of how small the backup appeared initially.
We treat odor as a symptom of ongoing contamination, not just a smell to mask.
Air quality sign-off happens before we consider the job complete.
We ask enough to confirm this is a sewage-related call and prepare accordingly.
Our nearest available Hollis, NH crew heads out equipped for Category 3 response.
You'll know the scope and cost once contamination levels are confirmed.
The file doesn't close until pathogen and odor control are confirmed complete.

"They treated our sewage backup like the serious situation it was, full suits and everything, not a quick mop job." — Wanda C.
"Appreciated that they explained exactly what would need to be thrown away and why, rather than just guessing." — Desmond K.
"The smell was completely gone by the time they finished, not just masked with an air freshener." — Alina M.
Blackwater contamination poses real health risk, unlike clean-water leaks, which is why it needs a different protocol.
Porous materials that contacted blackwater usually need to be removed and disposed of, since they can't be fully disinfected.
Our disinfection products meet EPA-registered standards for Category 3 water, not generic cleaner.
Post-cleanup verification confirms the space is safe for reoccupation.
We recommend checking your specific policy, and we'll support the claim with proper documentation either way.
Immediately — the longer contaminated water sits, the further bacteria and odor can spread into surrounding materials.
If your property is in or near Hollis, a crew can typically respond the same day.

One call gets a full PPE crew routed to Hollis.
Call +1-844-578-1604