More than 12 hours after the fire broke out, the building was still smouldering, though the building was not in danger of collapse.
'It was a real shock and there were hundreds of people lining the streets, we could still hear screaming from the building and people were milling around in shock, crying.
Residents said they had warned repeatedly over fire safety in the block. Residents said it appeared to start in an apartment on a lower floor and spread upward quickly. "It had completely spread within half an hour".
"This is an unprecedented incident", Fire Commissioner Dany Cotton told reporters.
DUBAI: Stories of horrific scenes are coming from the tragic London tower blaze that has left several people dead and dozens injured. It is also not known how many people were in the building.
'People have been bringing water, clothes, anything they've got to help, out to the cordon.
The Royal Borough of Kensington and Chelsea has shared a phone number for anyone who would like to volunteer or donate.
"I could see people from all angles, banging and screaming for help".
'Somebody did, a gentleman ran forward and managed to grab the baby'.
London's Metropolitan Police said a number of people were being treated for a range of injuries, but did not provide more specifics.
Witnesses described a white, polystyrene-type material falling like snow from the building as it burned.
Smoke billows as firefighters deal with a serious fire in a tower block at Latimer Road in West London, Britain.
"Obviously, ministers that served and received those reports must be questioned", he said.
"I sat there watching my house burn down and watching people cry for help who couldn't come down", she said.
I've never seen anything like it in my life.
"If we had stayed in that flat, we would have perished", he said.
JustGiving has created a Grenfell page comprising of all the pages set up that people can donate to, to help support those affected. It was fire up, up, up. Fire chiefs said it was too early to speculate on the cause of the blaze.
Firefighters have been working through the night to rescue residents and put out the fire.
Speaking with the BBC he said, :"I do know, they did regeneration a year ago to that building, they've also been talking about doing that to all of these buildings".
"I'm lucky to be alive".
"About 12 floors up I saw three children waving from a window and then there was just an explosion and they disappeared". "I consider this mass murder".
Witnesses took to social media to empathise with "heroic" first responders who arrived at the scene six minutes after the fire was reported and were later seen looking shaken. Grenfell Action Group have been raising concerns about the 27-storey Grenfell Tower block for the past four years. She said firefighters had climbed as high as the 20th floor to rescue residents and carry them down the building's stairwell, and that the searches continued.
But residents say the fire alarm didn't ring Wednesday, and that they had complained for years to local authorities about building safety in vain.
"It is our conviction that a serious fire in a tower block or similar high density residential property is the most likely reason that those who wield power at the KCTMO will be found out and brought to justice!" a residents organization, the Grenfell Action Group, wrote in a blog post previous year.