A baby boy remains in a critical condition after being pulled from a backyard pool in Raby on Wednesday night.
About 7.30pm on October 20 emergency services responded to reports of a concern for welfare at a house on Lockheed Street.
Upon arrival, officers attached to Campbelltown Police Area Command found a 20-month-old boy who had been pulled from a backyard pool, unconscious and unresponsive.
The boy was treated at the scene by NSW Ambulance paramedics before being taken to Westmead Children's Hospital, where he remains in a critical condition.
A crime scene has been established and investigations into the circumstances surrounding the incident continue. The incident is not being treated as suspicious.