Food Safety Report: Costco Wholesale, 39th Avenue Southwest, Puyallup, WA, USA 2 years ago • details 20 Suspected food poisoning. Symptoms: Diarrhea,Nausea,Vomiting,Fever,Stomach Pain,Chills,Headache Suspected source: BBQ pork Onset: 4 hours Duration: 3 days Additional information: BBQ pork, vacuum sealed with seeds and mustard. Extreme food poisoning.