Risk rating matrix
This table shows how the risk rating is generated i.e. by plotting the impact of an event against the likelihood of it occurring.
| Impact |
Catastrophic
(5) |
Medium |
High |
Very High |
Very High |
Very High |
Significant
(4) |
Medium |
High |
Very High |
Very High |
Very High |
Moderate
(3) |
Medium |
Medium |
High |
High |
High |
Minor
(2) |
Low |
Low |
Medium |
Medium |
Medium |
Insignificant
(1) |
Low |
Low |
Low |
Low |
Low |
| |
Negligible (1) |
Rare (2) |
Unlikely (3) |
Possible (4) |
Probable (5) |
| Likelihood |
