Dramatic pictures and videos shared on social media show smoke billowing from a building which appears to have a damaged roof.
One Twitter user said: “OMG Just witnessed an almighty explosion in Tilbury Docks.”
Another posted: “There’s just been an explosion in Tilbury harbour at the grain terminal lifted the roof off !!
“I just felt the ship shake so came up on deck, a colleague said the flame shot up about 75 m above the silos.”
A third wrote: “Hope everyone is okay, huge explosion made the house shake. #tilbury #tilburydocks #thurrock #explosion.”
There have been no injures reported and emergency services are at the scene, a spokesperson for the Port of Tilbury said.
The spokesperson said: “We confirm that there has been a major incident at the grain terminal within The Port of Tilbury.
“There have been no injuries reported and the emergency services are in attendance.”
Essex Fire and Rescue Service confirmed they were called to an incident at Tilbury Grain Terminal at 9.55am.
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