At about 7.45am on Monday 16 February 2015, shoppers at a supermarket in Utakarra observed an argument between two males outside the store.
One of the males produced a knife and threatened the other male, who fled the scene.
The shoppers were fearful when seeing the knife and took refuge in the store awaiting police arrival. The male offender left prior to police arrival however he was located during patrols a short time later.
The 32 year old male from Northampton was arrested and charged with possess a weapon with intent to cause fear. He will face Geraldton Magistrates Court on 12 March 2015.
The second male remains unidentified and the knife was not recovered.
If anyone has information regarding this incident, please contact Crime Stoppers on 1800 333 000 or Geraldton Police Station 9923 4555 (Response Team 1).