Mary McDonagh has been located safe and well.
Gardaí would like to thank the public for their assistance.
February 23: Gardaí seek assistance in finding Mayo teenager
Gardaí are asking for the public's help in tracing the whereabouts of a missing 16-year-old girl from Mayo.
Mary McDonagh has been missing from Castlebar since yesterday afternoon.
She is described as being 5 foot 2 in height, of slight build and with long brown hair with blonde streaks.
When last seen she was wearing a black raincoat with a furry hood, blue jeans, a red top and black and white runners.