COSTCO WHOLESALE #1061
28505 HESPERIAN BLVD, HAYWARD, CA 94545
Last inspected Feb 10, 2026
Official source: Alameda County Environmental Health (alamedacountyca.gov) · All data sources
Not graded. The source hasn't reported a grade or result for the latest record. CleanPlate never invents one.
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The record, in plain English
CleanPlate holds 2 inspections on record for COSTCO WHOLESALE #1061, spanning February 2026 to February 2026 — every one straight from Alameda County Environmental Health.
The most recent inspection noted 1 violation, none of them critical.
Every sentence above is computed directly from the official record — CleanPlate adds no opinions. How our grading works →
Inspection history
Feb 10, 2026
–1 violation
- Equipment/Utensils - approved installed clean g
Feb 4, 2026
A3 violations
- Adequate ventilation and lighting designated area
- Plumbing proper backflow devices
- Floors, walls and ceilings: built, maintained, and
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Source: Alameda County Environmental Health (alamedacountyca.gov). Data shown unmodified from the official government record. CleanPlate is an independent service, not affiliated with any government agency. See something wrong? Report a data issue.