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The Diner Bistro

310 Main St W, Grimsby ON L3M 1S7 · Restaurant

Inspection summary

The Diner Bistro has been inspected 7 times by Niagara Region Public Health since January 9, 2025. The most recent inspection, on September 25, 2026, recorded 1 infraction.

2 of 7 inspections on record found no infractions at all. In the past 12 months there were 4 inspections with 2 infractions recorded. The higher-risk findings here relate to: Food temperature control and Protecting food from contamination.

Recent inspections have recorded fewer infractions than earlier ones, so the record is improving.

What these findings mean

Health authorities word their violations differently, so we group them by what they mean for food safety. Higher-risk findings are the ones inspectors treat as critical, because they can directly make someone sick.

  • Food temperature controlHigher risk

    Bacteria multiply fastest between about 4 °C and 60 °C (40 °F to 140 °F). Inspectors check that cold food stays cold, hot food stays hot, cooked food is cooled quickly, and that staff have accurate thermometers. Temperature problems are one of the most common causes of food poisoning, so these are treated as critical findings.

    Recorded once on September 25, 2026. For example: Cold holding is adequate and maintained at 4°C (40°F) or lower.

  • Protecting food from contaminationHigher risk

    This covers how food is stored, prepared and displayed: raw meat kept away from ready-to-eat food, food covered and stored off the floor, and nothing dripping or splashing into it. Cross-contamination from raw to cooked food is a direct route for salmonella and E. coli.

    Recorded once on January 9, 2025. For example: Food is protected from potential contamination (e.g. food covered, labelled, off floor, sneeze guard).

  • Equipment and utensilsLower risk

    Equipment has to be built from cleanable materials, kept in good repair and stored properly. These findings are mostly about upkeep, like a cracked shelf, a worn gasket or utensils stored the wrong way. They are generally lower risk but show how well the kitchen is maintained.

    Recorded 3 times across 3 separate inspections, most recently on May 22, 2026. For example: Surfaces which come in contact with food are maintained in a clean and sanitary condition.

  • Building, plumbing and upkeepLower risk

    Floors, walls and ceilings must be smooth and clean, with working lighting, ventilation, plumbing, hot and cold water, and washrooms. These are rarely an immediate food-safety risk on their own, but persistent problems can lead to pest or sanitation issues.

    Recorded once on October 7, 2025. For example: Garbage and waste collection and removal is satisfactory.

  • Other findingsLower risk

    Findings that do not fit the categories above, such as follow-ups that confirm an earlier violation was corrected, or requirements specific to this type of facility.

    Recorded 3 times across 3 separate inspections, most recently on October 7, 2025. For example: Food premise is kept clean and maintained in a sanitary condition.

About this data

These results come from Niagara Region Public Health, which inspects food premises and other public facilities in this area. We republish the authority's public disclosure data and refresh it regularly; the official record is the final word.

7 inspections

  1. Routine Inspection

    1 infraction

    • Cold holding is adequate and maintained at 4°C (40°F) or lower.
  2. Routine Inspection

    1 infraction

    • Surfaces which come in contact with food are maintained in a clean and sanitary condition.
  3. Routine Inspection

    0 infractions

  4. Re-inspection

    0 infractions

  5. Routine Inspection

    2 infractions

    • Garbage and waste collection and removal is satisfactory.
    • Food premise is kept clean and maintained in a sanitary condition.
  6. Routine Inspection

    2 infractions

    • Food contact equipment, utensils and multi service articles are maintained in good repair and of sound and tight construction.
    • Food premise is kept clean and maintained in a sanitary condition.
  7. Routine Inspection

    3 infractions

    • Food contact equipment, utensils and multi service articles are maintained in good repair and of sound and tight construction.
    • Food is protected from potential contamination (e.g. food covered, labelled, off floor, sneeze guard).
    • Food premise is kept clean and maintained in a sanitary condition.

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