The symptoms of food poisoning usually begin within one to two days of eating contaminated food, although they may start at any point between a few hours and several weeks later.The main symptoms include: 1  feeling sick (nausea). 2  vomiting. 3  diarrhoea, which may contain blood or mucus.he symptoms of food poisoning usually begin within one to two days of eating contaminated food, although they may start at any point between a few hours and several weeks later. The main symptoms include: 1  feeling sick (nausea). 2  vomiting.
Homefacts City Report. Portville is located in Cattaraugus County, NY. The population is NR. There are 2 public schools in Portville with an average Homefacts rating of B-. The total crime rate for Portville is very low, and there are 5 registered sex offenders residing in the city. Unemployment in Portville is very high and the median home sales price is $0.
The county seat is located in the town of Coupeville on Whidbey Island. Population centers of Whidbey Island include the City of Oak Harbor, the Town of Coupeville, the City of Langley, the Village of Freeland, the Community of Greenbank, the Village of Clinton and the Community of Bayview.