DOUBLE - O
20627 GOLDEN SPRINGS DR 1-K, DIAMOND BAR, CA 91765 · RESTAURANT (61-150) SEATS HIGH RISK
Inspection summary
DOUBLE - O has been inspected 4 times by Los Angeles County Department of Public Health, Environmental Health Division since October 18, 2023. The most recent inspection, on January 29, 2026, found no infractions.
1 of 4 inspections on record found no infractions at all. In the past 12 months there were 2 inspections with 15 infractions recorded. The higher-risk findings here relate to: Pests, Food temperature control and Cleaning and sanitizing.
Recent inspections have recorded more infractions than earlier ones, so it is worth reading the latest reports closely.
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.
PestsHigher risk
Signs of mice, rats, cockroaches or flies, or gaps and clutter that let them get in or hide. Pests carry bacteria and can contaminate food and surfaces, so evidence of activity is treated seriously and usually triggers a follow-up visit.
Recorded 2 times on January 15, 2026. For example:
NO INSECTS, RODENTS, BIRDS OR ANIMALS PRESENT
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 2 times across 2 separate inspections, most recently on January 31, 2025. For example:
PROPER HOT AND COLD HOLDING TEMPERATURES
Cleaning and sanitizingHigher risk
Anything that touches food, such as cutting boards, dishes and utensils, must be washed, rinsed and sanitized. Inspectors check dishwasher temperatures, sanitizer strength and how wiping cloths are stored. Poor sanitizing lets bacteria survive from one use to the next.
Recorded once on January 15, 2026. For example:
FOOD CONTACT SURFACES: CLEAN AND SANITIZED
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 15, 2026. For example:
FOOD STORAGE; FOOD STORAGE CONTAINERS IDENTIFIED
Handwashing and staff hygieneHigher risk
Hands are the main way germs like norovirus move from people to food. Inspectors look for stocked, accessible handwashing sinks, staff washing hands when required, hair restraints, and sick employees being kept away from food. Gaps here can spread illness quickly.
Recorded once on January 15, 2026. For example:
ADEQUATE HANDWASHING FACILITIES; SUPPLIED & ACCESSIBLE
About this data
These results come from Los Angeles County Department of Public Health, Environmental Health Division, 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.
4 inspections
- OWNER INITIATED INSPECTION
0 infractions
- ROUTINE INSPECTION
15 infractions
- F102: FOOD SAFETY CERTIFICATION
- 2 points
- F115: FOOD CONTACT SURFACES: CLEAN AND SANITIZED
- 4 points
- F131: FOOD STORAGE; FOOD STORAGE CONTAINERS IDENTIFIED
- 1 point
- F137: EQUIPMENT, UTENSILS AND LINENS: STORAGE AND USE
- 1 point
- F145: FLOORS, WALLS AND CEILINGS PROPERLY BUILT, MAINTAINED AND CLEAN
- 1 point
- F124: NO INSECTS, RODENTS, BIRDS OR ANIMALS PRESENT
- 11 points
- F152: PERMIT SUSPENDED, REVOKED, OR MODIFIED
- F107: ADEQUATE HANDWASHING FACILITIES; SUPPLIED & ACCESSIBLE
- 2 points
- F134: NON-FOOD CONTACT SURFACES CLEAN
- 1 point
- F130: TOXIC SUBSTANCES PROPERLY IDENTIFIED, STORED, AND USED
- 1 point
- F136: EQUIPMENT/UTENSILS APPROVED: INSTALLED; GOOD REPAIR; CAPACITY
- 1 point
- F138: ADEQUATE VENTILATION AND LIGHTING; DESIGNATED AREAS, USE
- 1 point
- F141: PLUMBING: FIXTURES, BACKFLOW DEVICE, DRAINAGE
- 1 point
- F144: PREMISES; PERSONAL/CLEANING ITEMS; VERMIN-PROOFING
- 1 point
- F122: HOT AND COLD WATER AVAILABLE
- 2 points
- F102: FOOD SAFETY CERTIFICATION
- ROUTINE INSPECTION
6 infractions
- F040: # 40. PLUMBING: PLUMBING IN GOOD REPAIR, PROPER BACKFLOW DEVICES
- 1 point
- F037: # 37. ADEQUATE VENTILATION AND LIGHTING; DESIGNATED AREAS, USE
- 1 point
- F036: # 36. EQUIPMENT, UTENSILS AND LINENS: STORAGE AND USE
- 1 point
- F035: # 35. EQUIPMENT/UTENSILS - APPROVED; INSTALLED; CLEAN; GOOD REPAIR, CAPACITY
- 1 point
- F007: # 07. PROPER HOT AND COLD HOLDING TEMPERATURES
- 4 points
- F049: # 50. IMPOUNDMENT OF UNSANITARY EQUIPMENT OR FOOD
- F040: # 40. PLUMBING: PLUMBING IN GOOD REPAIR, PROPER BACKFLOW DEVICES
- ROUTINE INSPECTION
6 infractions
- F035: # 35. EQUIPMENT/UTENSILS - APPROVED; INSTALLED; CLEAN; GOOD REPAIR, CAPACITY
- 1 point
- F007: # 07. PROPER HOT AND COLD HOLDING TEMPERATURES
- 2 points
- F052: # 01B. FOOD SAFETY CERTIFICATION
- 2 points
- F044: # 44. FLOORS, WALLS AND CEILINGS: PROPERLY BUILT, MAINTAINED IN GOOD REPAIR AND CLEAN
- 1 point
- F037: # 37. ADEQUATE VENTILATION AND LIGHTING; DESIGNATED AREAS, USE
- 1 point
- F033: # 33. NONFOOD-CONTACT SURFACES CLEAN AND IN GOOD REPAIR
- 1 point
- F035: # 35. EQUIPMENT/UTENSILS - APPROVED; INSTALLED; CLEAN; GOOD REPAIR, CAPACITY
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