Food Safety Report: Costco Wholesale, 4125 Arctic Ave, Bellingham, WA 98226, USA 1 year ago • details 46 Comments Comment Suspected food poisoning. Symptoms: Diarrhea Suspected source: costco stonemill kitchen artichoke jalepeno parmesan dip Onset: 4 to 12 hours Duration: Less than 4 hours Sick: 2 people