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Technician performing professional sewage cleanup in a basement laundry room

24/7 GTA response

Sewage & Biohazard Cleanup in Toronto and the GTA

Category 3 water cleanup, contaminated material removal, disinfection, odour control, and rebuild support after sewage backups and biohazard events.

When to call

Signs you need sewage cleanup help now.

Sewage backup in basement or laundry room
Multiple drains backing up at once
Black water contamination
Strong sewage odour
Contaminated flooring, drywall, or contents
Sanitization documentation required

Process

How we handle the job.

Sewage cleanup needs strict containment, PPE, removal, and disinfection protocols. We restore the space safely and document every step.

  1. 01PPE, containment, and safety setup
  2. 02Extraction and removal of contaminated water
  3. 03Removal of affected porous materials
  4. 04Hospital-grade disinfection
  5. 05Air filtration and odour control
  6. 06Drying, rebuild planning, and final cleaning

Before help arrives

Immediate steps for sewage cleanup.

  1. 1Keep people and pets out of the affected area and avoid direct contact with contaminated water or materials.
  2. 2Do not use household vacuums, fans, or shop equipment that can spread contaminated droplets or air through the property.
  3. 3Avoid flushing fixtures or running water when a sewer or drain blockage may still be active.
  4. 4Shut off electricity only from a dry, safe location; otherwise contact the appropriate utility or emergency service.
  5. 5Call a plumber for the source and a restoration service for extraction, contaminated-material handling, cleaning, and drying.

Common causes we assess

  • Municipal or building sewer backup
  • Blocked building drains
  • Sump or ejector-pump failure
  • Toilet overflow involving waste
  • Storm water mixed with sewage

What affects the estimate

  • Depth, area, and duration of the backup
  • Contamination level and affected porous materials
  • Finished basement contents and built-ins
  • Access, extraction, cleaning, and disposal
  • Drying, odour control, plumbing repair, and reconstruction

Professional scope

What the restoration plan can include.

Contamination and safety assessment, isolation of the area, and extraction using suitable equipment and protective procedures.

Removal and controlled disposal of porous materials that cannot be reliably cleaned after sewage contact.

Detailed cleaning and disinfection of retained hard surfaces, followed by drying and odour control.

Documentation of affected materials and a repair plan after the contaminated area is cleaned and dry.

Property-specific response

Planning sewage cleanup for homes, condos, and businesses.

Houses and finished basements

The plan accounts for occupants, pets, stored contents, finished flooring, wall and ceiling cavities, insulation, cabinetry, utilities, and safe movement through the home. Source control and protection of unaffected rooms come first.

Condo and multi-unit properties

Condo restoration may require management approval, shut-off coordination, elevator or loading access, parking arrangements, work-hour rules, and documentation of water, smoke, or odour movement between neighbouring units.

Rental and managed properties

Landlords and property managers need a clear contact chain, tenant access, emergency authorization, affected-unit records, photos, daily updates, and a separation between immediate mitigation and the later repair scope.

Commercial restoration

Business losses add staff and public safety, operating hours, inventory, equipment, loading access, containment, noise, odour, and continuity requirements. Work can be phased so safe areas remain usable when conditions allow.

How long can it take?

Extraction and contaminated-material removal are prioritized first. Cleaning and structural drying may take several days, followed by verification and repairs. A repeated backup cannot be considered resolved until the plumbing or sewer source has been diagnosed and corrected.

Insurance documentation

Sewer-backup coverage is often separate from standard water-damage coverage. Keep photos, the plumber or drain report, emergency cleanup records, a list of damaged contents, and receipts. Confirm policy coverage and deductible directly with the insurer.

Why homeowners choose Restoration GTA

Category 3 protocols
Hospital-grade disinfectants
Safe material removal

Priority service areas

Find sewage cleanup help in your city.

24/7 dispatch

Need sewage cleanup service today?

Dispatch is available 24/7 across Toronto and the GTA. Call now or request a free assessment.

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