Update - House fire at Calwell

ACT Ambulance Service intensive care paramedics are also on scene and have assessed two patients.

Firefighters are continuing to extinguish the fire.

House has been extensively damaged.

Nearby houses have been evacuated as a precaution, but no damage to neighbouring structures at this stage.

Three fire pumpers, the Bronto Skylift Hydraulic Platform, the Hazardous Material Unit, the Breathing Apparatus van and two Commanders are on scene.

Update to follow.