Health officials are still trying to figure out whether the lead found in some artificial grass poses a serious health hazard for children who play on the fields.
But even as testing and analysis continue, some officials in the New York region have torn up decade-old fields and laid down new lead-free synthetic surfaces. Others have decided that the lead does not pose an immediate health risk and are leaving their fields alone for now.
In New Jersey, where health officials this month raised the issue of lead in the nylon fibers of synthetic turf, fields in Ewing, Hoboken and Newark are being replaced.
Worry on Athletic Turf Prompts Some Digging