A 4.2 magnitude earthquake has been recorded in Kent, the British Geological Survey (BGS) has said.
The tremor originated near Sandwich at a depth of 15km (9.5 miles) underground at 02:52 BST, it reported.
Residents in Grays, Stanford-le-Hope and Horndon-on-the-Hill have gone onto social media and reported that they were awoken by the tremor.
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