Food Safety Report: Culver's, Washington Street, Pella, IA, USA 2 years ago • details 11 Comments Comment Suspected food poisoning. Symptoms: Nausea, Vomiting, Chills Suspected source: I’m wondering if it was the Culver’s I at for lunch yesterday. Onset: 4 to 12 hours Duration: 4 to 12 hours Sick: Me