Restaurants along Hardy Street and in University Heights often face sewage backups from aging cast-iron lines that clog with cooking grease during heavy summer rains. In Forrest County’s humid subtropical climate, standing wastewater quickly breeds bacteria and produces odors that violate health department standards within hours. Crews must extract the effluent, remove saturated subflooring under tile, and apply EPA-registered disinfectants before any food prep resumes.
Commercial kitchens near the University of Southern Mississippi generate high volumes of fats, oils, and solids that overwhelm standard traps after holiday rushes or equipment malfunctions. When backups reach dining areas, porous grout and base cabinets retain contaminants that later cause recurring smells. Technicians jet lines to the main, then fog affected spaces with antimicrobial solutions while documenting every step for insurance and inspection records.
Oak Grove and The Hub City locations sit on clay-heavy soils that shift with seasonal moisture, cracking older sewer laterals under parking lots. A single backup can send wastewater under walk-in coolers, requiring removal of vinyl flooring and treatment of the concrete slab. Delaying cleanup allows mold to set in within 48 hours because of the area’s consistent humidity.
Health inspectors in Hattiesburg require documented sanitation logs after any sewage event. Technicians coordinate with owners to schedule work outside peak hours, using negative-air machines to keep odors from migrating into customer spaces while floor drains are rebuilt with new cleanouts.
Technician insight
In Hattiesburg the thing that catches most people out with Restaurant & Commercial Kitchen Sewage Cleanup is how quickly the clay soils around Oak Grove shift after a heavy rain and crack the laterals under the parking lot, sending grease straight into the cooler slab before anyone notices.
Grease Trap Failure Near Longleaf Trace
A kitchen on Hardy Street experienced a trap backup that reached the walk-in cooler during a summer storm. Extraction revealed grease had migrated under the slab through a cracked lateral. Crews jetted the line, removed saturated insulation, treated the concrete, and completed sanitation before the next lunch service.
Restaurant & Commercial Kitchen Sewage Cleanup Services We Offer
✓Grease Trap Overflow Cleanup
Remove backed-up grease and sewage from trap areas, jet connecting lines, and sanitize surrounding floor surfaces to meet health codes.
✓Kitchen Floor Drain Restoration
Clear clogged floor drains, extract contaminated water from under tile, and treat concrete to prevent odor return in high-traffic prep zones.
✓Commercial Grease Line Jetting
Hydro-jet main kitchen waste lines to clear heavy grease buildup common in Hattiesburg restaurants before backups reach dining rooms.
✓Walk-In Cooler Sewage Extraction
Safely remove wastewater from under and around walk-in units, disinfect slabs, and replace any saturated insulation or flooring materials.
✓Dining Area Contamination Response
Contain and extract sewage that reaches customer spaces, treat carpet and baseboards, and provide documentation for health department review.
Restaurant & Commercial Kitchen Sewage Cleanup Cost in Hattiesburg, MS
| Service | Typical Range | What Affects It |
|---|---|---|
| Single Kitchen Drain Backup | $650–$1,100 | Includes extraction, jetting one line, and basic sanitation |
| Full Grease Trap Overflow | $1,200–$2,400 | Larger volume, multiple lines, and cooler-adjacent work increase cost |
| Dining Area Sewage Event | $1,800–$3,500 | Depends on square footage, carpet vs tile, and extent of migration |
Ranges are typical for Hattiesburg, MS and confirmed with an exact written quote before any work starts.
How it works
- 1
Site Assessment
Technician inspects all affected drains, traps, and adjacent rooms to map the extent of contamination and note any structural risks.
- 2
Containment and Extraction
Set up barriers and negative air, then pump out standing wastewater and remove saturated materials from kitchen and storage areas.
- 3
Line Clearing and Cleaning
Jet grease lines to the main sewer, power wash floors and walls, and apply disinfectants to all contacted surfaces.
- 4
Final Sanitation and Documentation
Perform ATP testing where required, dry the space, and supply the owner with a written sanitation report for inspectors.
Pricing
Upfront quotes based on square footage affected, number of drains, and time required; emergency after-hours calls add a premium.