On 19th January 1917, Irene enlisted in the Australian Army Nursing Service as a Staff Nurse. She returned home 6th September 1919. [3] Irene embarked aboard SS Canberra at Sydney, New South Wales on 16th November 1917. [4]
She passed away of tuberculosis on 4th August 1920 and is buried in Brighton General Cemetery, Caulfield South, Victoria. Irene McPhail's name is located at panel 188 in the Commemorative Area at the Australian War Memorial, Canberra. [5]