The care you deserve:
An incident means that something has happened. It might be the thing that has happened and caused harm, impacted the wellbeing of the person, damage to property or equipment or a situation which is reportable to an external body. An incident has numerous impacted persons - (customer, employee, member of public).
A Hazard is something or a situation that has the potential or could lead to an incident causing harm to a person or damage to property.
A Near miss is something that has happened or a situation which has the potential to or could lead to (but not in this instance) an incident causing harm to a person, impacting the well being of a person or damage to property.
All incident types must be reported as soon as possible, or at the end of your workable shift.