Food Safety Report: Costco Wholesale, Northeast 48th Avenue, Hillsboro, OR, USA 2 years ago • details 14 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting Suspected source: Food- chicken Onset: Less than 4 hours Duration: Several days Sick: 2 people Additional information: Both maybe from different products. Son… See more