Food Safety Report: Walmart Supercenter, Waltons Way, Somersworth, New Hampshire, USA 3 years ago • details 18 Comments Comment Suspected food poisoning. Symptoms: Diarrhea,Nausea,Stomach Pain,Cramps,Chills Suspected source: A salad Onset: One hour Duration: Not sure Sick: 1 Additional information: Ate nothing else today. Market side salad from here.