Merseyside Fire & Rescue Service is in attendance at an incident on Everton Road, Liverpool.
Crews were alerted at 11.40am and on scene at 11.45am. Four fire engines and an aerial appliance are currently on scene.
Crews arrived to find a three-storey derelict building involved in fire. Two firefighters wearing breathing apparatus entered under rapid deployment and began fighting the fire with one hose reel jet.
The incident has been sectorised and the fire is being fought externally using the aerial appliance.
The incident is ongoing and there are road closures and a cordon in place, so please avoid the area.
Residents and businesses nearby should close windows and doors.
If you have an existing health condition, keep medicines nearby and if any ill effects occur dial NHS 111 for advice.
INCIDENT UPDATE: 5.15PM
There are now three fire engines at the scene. The use of breathing apparatus has ceased and crews are carrying out checks for hotspots and damping down as necessary. A cordon remains in place.