Firefighters rushed to the scene of a fire at a building in North London on Wednesday evening. London Fire Brigade tweeted: “Ten fire engines and around 70 firefighters are tackling a fire at a Maisonette on Acacia Road in #WoodGreen. More info to follow”.
Footage posted on social media shows flames coming from the top of the building.
It is not yet clear if there are any casualties.
The London Fire Brigade and London Ambulance Service have been contacted for further details.
Videos and pictures emerged on social media as firefighters tackled the blaze in Wood Green, North London.
Two floors of the four-storey building remain alight, and parts of the roof are also ablaze, firefighters said.
Three people were treated by paramedics at the scene, the brigade added.
In a later statement, London Fire Brigade said: “Firefighters are currently tackling a fire within a four storey building of maisonettes, all of the second and third floor are alight and part of the roof.
“Around 20 people were evacuated by fire crews using breathing apparatus.
READ MORE: Wood Green fire: Panic as huge blaze erupts on roof of flats – video
The Fire Brigade’s Union added: “Hoping everyone is safe in the fire at Wood Green tonight. Solidarity to the brilliant firefighters on the scene responding.”
Other nearby residents were also evacuated due to the strength of the fire, as an orange glow of the flames light up the night sky.
Lloyd Barnes wrote on Twitter: “Crazy fire outside the back of my house in Wood Green.
“Thank God everyone is safe and everyone evacuated.”