Update, 11am:
Two people have been taken to the Royal Melbourne Hospital after a carbon monoxide leak near Macedon.
A third person will also be taken to hospital.
Emergency Services were called to reports of a leak at Ashbourne at about 8.45am on Monday.
Earlier:
ONE person is being treated for carbon monoxide inhalation after fumes from a generator leaked into a house near Macedon this morning.
Ambulance Victoria and CFA were called to a house on Fleming Road, Ashbourne at about 8.45am on Monday.
CFA say fumes from a generator in an underground garage were drawn up through an exhaust vent, through a wall into the living area of a house.
Paramedics were on scene, treating one person.
More to come.
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