Dehydrated boy, 2, found in vehicle

A toddler has been treated for dehydration after he was allegedly left in a vehicle in NSW's Southern Tablelands region for six hours.

Officers were called to a child care centre in Yass after 3pm on Wednesday after a two-year-old boy was found inside a parked vehicle.

He was allegedly left unattended for about six hours.

The boy was treated for dehydration and was taken to Yass District Hospital as a precaution.

The incident has been reported to Family and Community Services.