Values for each letter
| Point value | 10 | 8 | 6 | 3 | 1 | |
|---|---|---|---|---|---|---|
| P | Casualties | Deaths ≥ 30 or serious injuries ≥ 100 | 10 ≤ deaths < 30 or 50 ≤ serious injuries < 100 | 3 ≤ deaths < 10 or 10 ≤ serious injuries < 50 | 1 ≤ deaths < 3 or 3 ≤ serious injuries < 10 | No deaths or minor injuries |
| M | Economic loss: 1160 GBP | >1000 | 1000 ≤ loss < 500 | 500 ≤ loss < 100 | 100 ≤ loss < 50 | <50 |
| T | Loss of time: days | >60 | 30 ≤ loss < 60 | 10 ≤ loss < 30 | 2 ≤ loss < 10 | <2 |
| E | Extent of impact | Above the provincial level | Provincial level | Municipal level | District level | Partial level |
| Casualties | Deaths ≥ 30 or serious injuries ≥ 100 | 10 ≤ deaths < 30 or 50 ≤ serious injuries < 100 | 3 ≤ deaths < 10 or 10 ≤ serious injuries < 50 | 1 ≤ deaths < 3 or 3 ≤ serious injuries < 10 | No deaths or minor injuries | |
| Economic loss: 1160 GBP | >1000 | 1000 ≤ loss < 500 | 500 ≤ loss < 100 | 100 ≤ loss < 50 | <50 | |
| Loss of time: days | >60 | 30 ≤ loss < 60 | 10 ≤ loss < 30 | 2 ≤ loss < 10 | <2 | |
| Extent of impact | Above the provincial level | Provincial level | Municipal level | District level | Partial level |
| Point value | >4.2 | 0.096–4.2 | 0.042–0.096 | 0.042 | ||
|---|---|---|---|---|---|---|
| D | Risk rating | Extremely high | High | Moderate | Low | |
| Countermeasure | Unacceptable | Strict control | Rational control | Acceptable |
| Risk rating | Extremely high | High | Moderate | Low | ||
| Countermeasure | Unacceptable | Strict control | Rational control | Acceptable |