Lake Illawarra police have renewed their call for information after 17-year-old April-lee Gillen was critically injured in a suspected hit-and-run just after 1am on Sunday.
April was found on Northcliffe Drive, near the intersection of Lake Heights Road at Lake Heights.
She was treated by ambulance paramedics for head injuries, before being taken to Wollongong Hospital where she remains in a critical condition.
Police are appealing for anyone who may have seen April walking west along Northcliffe Drive about 1am.
April is described as being of Caucasian appearance, with long dark hair and an average build.
When found she was wearing a light-coloured pair of cargo pants, black shirt or blouse, khaki jacket and brown sandals, and she was carrying a black handbag.