ACT Ambulance Service intensive care paramedics are on board the Snowy Hydro SouthCare helicopter on its way to rescue an injured bush walker in Tidbinbilla Nature Reserve.
The male patient is located in rugged terrain at Camel Back fire trail with a large group of local bush walking club members who sought help from rangers.
He has a suspected serious ankle fracture and will winched to safety then airlifted to the Canberra Hospital in a stable condition.