occurring
v.v. happening or taking place, especially at a specific time or in a specific way. You use this to describe events that exist or appear in the world.
v. taking place or happening; existing or being found in a particular place or situation. The present participle form of 'occur', often used to describe natural phenomena or scheduled events.
The festival is occurring right now in the city center.
Scientists are monitoring the rare weather patterns occurring along the coast this month.
While these chemical reactions are occurring constantly within the human body, they are often too subtle to be detected without specialized medical equipment.
The verb is intransitive and does not take a direct object.
The accident was occurred at noonThe accident occurred at noonOccur is an intransitive verb and cannot be used in the passive voice.