Police are at the scene of a major incident in Southend tonight (Tuesday, June 1).
Up to five police cars and paramedics are currently at the scene on the seafront.
Officers have sealed off an area behind Adventure Island, with eyewitnesses reporting a huge emergency service presence.
The East of England Ambulance Service response includes ambulances and rapid response vehicles.
Crowds have gathered at the police cordon, with the seafront still busy tonight after a day of warm weather.
The incident is not thought to be linked to an earlier call-out for Southend lifeboat, but police have not yet provided an official update.
This is a developing story. We will bring you updates in our live blog below: