Northern Territory Police have arrested a 29-year-old male following a disturbance in Wadeye on Tuesday evening.
Around 100 people had armed themselves with rocks and improvised weapons. One man was taken to the local clinic with a foot injury.
OC spray was used to disperse the crowd.
The man has been charged with take part in riot and going armed in public. He has been remanded to appear in court at a later date.
NT Police are continuing to investigate a disturbance involving 300 people on Sunday evening.
Police are engaging with traditional owners to work through the issues leading to these incidents and restore calm to the community.