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Food Hygiene

What should a food business do after a flood or fire?

Quick answer

Protect people and stop affected food operations after a flood or fire. Keep suspect food, packaging and equipment out of use, contact the local food authority and obtain competent building/utility/restoration advice. Discard contaminated food as required and document the stock decision. Reopen only when the relevant premises, water, equipment and food controls are demonstrably safe and any authority restrictions are resolved.

The damage may extend beyond what is visible

Floodwater, heat, smoke, chemicals and failed utilities can affect stock, food-contact materials and the building. A surface that looks clean does not establish that every contamination or equipment risk has been resolved.

FSA incident guidance includes environmental incidents such as fires. Commercial flood guidance sets out assessment, disposal and professional checks.

Separate immediate response from reopening

Flood/fire recovery decisions
Stage Action
People/premises Follow emergency-service advice; do not enter an unsafe area to recover stock.
Food operation Stop affected work and prevent unsafe access/use.
Stock Identify, segregate and document affected food/packaging.
Advice Food authority, appropriate restoration specialists and utility/equipment professionals.
Disposal Required food/waste decisions with safe collection and evidence.
Restoration Suitable repair, cleaning and contamination-specific assessment.
Release Verified facilities, equipment, staff/method and required authority conditions.

Do not improvise stock salvage

Food directly contaminated by floodwater or sewage should not be used. Follow the authority’s directions for affected packaged stock; do not apply a household can-washing suggestion as permission for commercial salvage.

For fire-affected food, assess heat, smoke, chemicals and utility history with competent advice. Do not taste, reheat, donate or repackage suspect food to avoid a disposal decision. Record product/batch, quantity and action.

Assess equipment and contamination-specific restoration

Have affected electrical/gas systems checked by appropriate professionals before use. Equipment that operates normally can still be unsafe or impossible to clean adequately.

Determine what can be restored and what must be replaced. A routine disinfectant addresses its stated microbial purpose; it does not automatically demonstrate removal of all chemical contamination. Follow the actual restoration and manufacturer method.

Worked example: a flooded fridge still switches on

Hypothetical example: a flooded refrigeration unit appears to run after power returns.

The manager keeps it out of food service pending competent electrical, hygiene and equipment assessment. A working motor or cold display reading does not establish safe electrical condition or cleanability after flood exposure.

Verify reopening and any supplied-food action

Check water, washing, drainage, fabric, pests, storage/equipment performance, cleaning and staff procedures. Preserve useful photographs/records safely and coordinate insurance/waste evidence without leaving unsafe stock available.

Follow actual authority restrictions and use the appropriate national incident route if unsafe food may have been supplied. Record the release decision and any remaining limits on operation.

Next steps

Keep affected stock segregated while the authority and competent specialists assess recovery. Connect the final readiness check with opening checks and food-safety review.

Read official commercial flood-recovery guidance — Plan safe stock, equipment and reopening decisions with the local authority.

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