A Chicago suburb is advising parents with infants to avoid tap water after recent test results showed an abnormally high level of nitrate, officials said.
Officials from University Park, a south suburb, said nitrate concentrations in a recent test were at 11.9 milligrams per liter, above the federal drinking water standard of 10 milligrams per liter.
The higher concentrations, while not posing a risk to adults and children over six months of age, present a serious health risk to infants under six months old…