RIVERSIDE – Riverside County health officials are advising residents to beware the potential health risks of swimming in or ingesting water from natural water sources such as rivers and lakes.The advisory comes in response to the recent closure of the Santa Ana riverbed by the city of Jurupa Valley as Riverside County health officials investigated a report of two Orange County residents with Shigella bacteria who became ill. Shigella bacteria cause intestinal illness which can sometimes be severe. Both patients reported they had recently visited the Santa Ana River, but officials have not been able to determine that the river water was the source of the illnesses.According to Dr. Cameron Kaiser, the county of Riverside’s public health officer, the public should be aware that s
