Specialist firearms officers and a police dog unit were deployed to a Hornchurch street after reports of shots being fired.
The Metropolitan Police received a call at around 7.05pm on Thursday, October 15, reporting gunshots in Maygreen Crescent.
The report prompted an immediate response, with armed officers and a dog unit sent to the area to carry out searches.
Officers found no evidence that shots had been fired, and no injuries were reported.
Police said there is currently no active investigation, although this could change if further information comes to light.
The incident caused a significant emergency response in the area as officers worked to establish whether there had been any threat to the public.