Food Safety Report: Costco Wholesale, Southeast 84th Avenue, Clackamas, OR, USA 2 years ago • details 90 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Chills Suspected source: Costco chicken Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: A loved one