Police responded to reports of around 300 people fighting and damaging property in the vicinity of Gardner and Abel Smith Parade, Mount Isa, about 4.25am.

Police said the first response officers had to call in additional resources to help disperse the large crowd.

A police spokesperson said that among the large group, smaller groups were fighting between themselves, damaging fences and using star pickets and bottles during the melee.

A woman was charged with serious assault after allegedly being in possession of a knife and head-butting a female officer.  The police officer was not injured.

There were no serious injuries reported.

Fourteen other people have been charged on numerous street offences are to appear at later dates.

Investigations are continuing and further charges are expected.