| Valid value | Description |
|---|
| CBRNE | Chemical, Biological, Radiological, Nuclear, or High Yield Explosive threat or attack |
| Env | Pollution and other environmental |
| Fire | Fire suppression and rescue |
| Geo | Geophysical (inc. landslide) |
| Health | Medical and public health |
| Infra | Utility, telecommunication, other non-transport infrastructure |
| Met | Meteorological (inc. flood) |
| Other | Other events |
| Rescue | Rescue and Recovery |
| Safety | General emergency and public safety |
| Security | Law enforcement, military, homeland and local/private security |
| Transport | Public and private transportation |
