Food Safety Report: Costco Wholesale, East Stockton Boulevard, Sacramento, CA, USA 8 months ago • details 12 Suspected food poisoning. Symptoms: Diarrhea, Nausea, Cramps, Chills Suspected source: Watermelon, rotisserie chicken, or hamburger Onset: 4 to 12 hours Duration: 12 to 24 hours Sick: 2 people Additional information:… See more