Table 2 Timeline of the EMS response to the Oslo government district bombing.

Oslo government district bomb detonates

Oslo EMCC receives first calls from the public regarding the bomb

First ambulance unit arrives on scene

First victim arrives on foot at Oslo casualty clinic

Ambulance Scene Commander declares a major incident

Civilian bus requisitioned by EMS at the bombsite

Both OUH-HEMS crews dispatched

First victim arrives at Oslo University Hospital Ullevål

Forty-one ambulance units available at casualty-clearing station 2

Seventh victim arrives at Oslo University Hospital Ullevål

One OUH-HEMS crew commissioned for SAR and triage in one of the bombed government buildings

Decommissioning of units from Oslo scene initiated