Northern Territory Police are investigating an alleged incident which occurred in the Roper Gulf area last night.

Police received a report around 8:30pm stating an incident occurred between two parties travelling in two vehicles on the Carpentaria Highway near Borroloola, and attended immediately

Police are investigating the alleged presence of a weapon. No person was injured during the incident.

Detectives from Katherine have travelled to Borroloola today to assist with the investigations.

Any witnesses or anyone with information is urged to contact police on 131 444 or Crime Stoppers on 1800 333 000. Please quote reference number 9384615.